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Official account of MalwareMustDie, NPO & public account @unixfreaxjp Info: https://teapawt.net/t.co/131r5UW4bF Blog: https://teapawt.net/t.co/lUnpKnXOqV

Joined September 2018
Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)Photo by ☩MalwareMustDie (@malwaremustdie)
For followers & IR folks. Updated fakedns python tool with bugfix (for py 2.7) and upgraded to v2 for py 3.11+ compatibilities. Please use it with tests beforehand. This updates inspired by code originally made by Francisco Santos & I still use it for +/- 20years (since Sat, 15 Apr 2006/thanks) - @unixfreaxjp PS: feel free to improve. py 3.11+:github.com/unixfreaxjp/malwa… py 2.7:github.com/unixfreaxjp/malwa… #malwaremustdie friends
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#Blog: #MMD-071-2026 #KinsingBot a "bad-bad"-designed Linux botnet a while ago.. until recent. blog.malwaremustdie.org/2026… (I posted this to answer requests on new analysis #education materials. I rendered by chapters accordingly. Thanks for sticking with #malwaremustdie! Enjoy! - @unixfreaxjp, Nov 2026)
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BLOG: MMD-0070-2026 - Once upon a time, Linux/Hajime hexstring-pushed a tiny ARM ELF fileless downloader: blog.malwaremustdie.org/2026… #malwaremustdie (#research & #education purpose)
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A lot of improvements in Iaito (radare2) Now it is as sharp as my katana irl :) Thank you @radareorg @trufae <3 #MalwareMustDie!
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Okay, listen up. THIS (see prev thread) #malware campaign is on-going, even now. Adversaries are in control of these .INFO domains: crystalogletree[.]info, coraliereinger[.]info and kevinsaad[.]info, Which they are spreading infection campaign relayed from various IP MTA located in this subnet 160[.]250.128.0/23 at AS150895/EZ TECHNOLOGY CO LTD, I attached. email they used for the infection. Chains infection: docx -> rtf -> xml obj #cve-2017-118822 load shellcode to decrypt & load another shellcode to execute malicious script in rtf (there are license.vbs/.js/Client.vbs) that downloads python312x86()zip contains evil Protected(py) to be persistence installed & executed, or execute a DLL binary of "license(.)ini" to be injected to into process. That evil python is lastly served at sendspace(.)com/pro/dl/5qcr3i So all of scripts used & binary will be heavily obfuscated. They tried hard to evade all checks and aiming unpatched #EQEDIT on older #msoffice app. The above #IOC and #CTI info should be their #TTP so use information above to #block ur network in anyway you can. Just saying, in a glimpse, it seems like adaptation of previously known as #hancitor docx campaign added w/ AI steroid. No, this isn't emotet, and no this is not Heodo/Geodo but could be the copycat. #MalwareMustDie!!
Well, the adventure continues.. w/same bad-actors (pivoted attackers spambot: 160[.]250.128.165/VN) who's very eager to do more #malware CTF with me. But.. the endgame is now different...an AI generated hash-obfuscated DLL loader.. See the pics of details & links (it has my hint to crack the hash), below is chain of infections: docx: virustotal.com/gui/file/467f… rtf: virustotal.com/gui/file/4289… DLL loader: virustotal.com/gui/file/1a11… #MalwareMustDie!
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told them stop sending that trash, guess they can't take a hint dint they?
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well, I guess they just won't stop anyway..
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Okay.. this #malware actor's efforts continues. New #email malvertisement w/domain robinrodriguez[.]info via spambot at 161[.]248.238.122 at same AS150895/EZ TECHNOLOGY in #Vietnam, w/same payload "Protected .py" saved in #sendspace camouflaged in a zipped python windows pkg. The evil docx is now using new obfusctated JS loader to exec encoded powershell downloader, triggered by same cve #EQUEDIT exploit. It aims signature evasion, with same infection #backdoor motivation. See attached pictures for better understanding. Block that sendspace url & final #stager hashes. docx: virustotal.com/gui/file/fc04… js: virustotal.com/gui/file/4062… #MalwareMustDie!
Okay, listen up. THIS (see prev thread) #malware campaign is on-going, even now. Adversaries are in control of these .INFO domains: crystalogletree[.]info, coraliereinger[.]info and kevinsaad[.]info, Which they are spreading infection campaign relayed from various IP MTA located in this subnet 160[.]250.128.0/23 at AS150895/EZ TECHNOLOGY CO LTD, I attached. email they used for the infection. Chains infection: docx -> rtf -> xml obj #cve-2017-118822 load shellcode to decrypt & load another shellcode to execute malicious script in rtf (there are license.vbs/.js/Client.vbs) that downloads python312x86()zip contains evil Protected(py) to be persistence installed & executed, or execute a DLL binary of "license(.)ini" to be injected to into process. That evil python is lastly served at sendspace(.)com/pro/dl/5qcr3i So all of scripts used & binary will be heavily obfuscated. They tried hard to evade all checks and aiming unpatched #EQEDIT on older #msoffice app. The above #IOC and #CTI info should be their #TTP so use information above to #block ur network in anyway you can. Just saying, in a glimpse, it seems like adaptation of previously known as #hancitor docx campaign added w/ AI steroid. No, this isn't emotet, and no this is not Heodo/Geodo but could be the copycat. #MalwareMustDie!!
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Thank you @freebsd & @cperciva for the great news. I've been waiting for this. Will test in on my Vortex86DX3 & Raspberry PiZero2W box before production. Memo: time for #pkbase switching, fixes: userland package (libc stuff), old OpenZFS bug, more info at #freebsd announce: freebsd.org/releases/14.4R/a… & notes: freebsd.org/releases/14.4R/r… Update/upgrade, red this 1st: docs.freebsd.org/en/books/ha…
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Well, the adventure continues.. w/same bad-actors (pivoted attackers spambot: 160[.]250.128.165/VN) who's very eager to do more #malware CTF with me. But.. the endgame is now different...an AI generated hash-obfuscated DLL loader.. See the pics of details & links (it has my hint to crack the hash), below is chain of infections: docx: virustotal.com/gui/file/467f… rtf: virustotal.com/gui/file/4289… DLL loader: virustotal.com/gui/file/1a11… #MalwareMustDie!
(smile) Someone at 160[.]250.128.122 spammed me w/docx email attachment..(downloader), it downloaded Protected.py (a persistent installer),then runs classic shed api shellcode with reversed shell injected to SndVol..(snipped part sc).. to bad..no reg+SndVol in #BSD
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So, how license.ini stager DLL got executed? See docx's exploit XML's (Equation.3 /3072bytes). It has embedded encrypted #shellcode loader, it execs license.ini to memory after EQU bug exploited by buffer overflow. See pic for more. This is that loader: virustotal.com/gui/file/c37b… Stay safe! Check ur updates/patch #malwaremustdie
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(smile) Someone at 160[.]250.128.122 spammed me w/docx email attachment..(downloader), it downloaded Protected.py (a persistent installer),then runs classic shed api shellcode with reversed shell injected to SndVol..(snipped part sc).. to bad..no reg+SndVol in #BSD
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There are a lot of spear phishing originated fr infra at: AS150436 Byteplus Pte. Ltd. AS397270 Netinformatik 101[.]47.73.0/24 101[.]47.74.0/24 101[.]47.75.0/24 101[.]47.76.0/24 101[.]47.77.0/24 101[.]47.78.0/24 150[.]5.128.0/24 150[.]5.129.0/24 150[.]5.130.0/24 158[.]51.96.0/24
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updates on banking spear #phishing #spambot infra subnet, if you don't have any business with them to #block is good. It's your choice. 101[.]47.152.0/21 101[.]47.72.0/21 150[.]5.128.0/21 158[.]51.96.0/23 23[.]160.193.0/24
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There are a lot of spear phishing originated fr infra at: AS150436 Byteplus Pte. Ltd. AS397270 Netinformatik 101[.]47.73.0/24 101[.]47.74.0/24 101[.]47.75.0/24 101[.]47.76.0/24 101[.]47.77.0/24 101[.]47.78.0/24 150[.]5.128.0/24 150[.]5.129.0/24 150[.]5.130.0/24 158[.]51.96.0/24
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For AJCCBC Malware Analysis class members feel free to DM me started with stated your full name and country first. Let’s keep in touch, we had a great week together!
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