General
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Target
b2c91b3a982d06878a6ba6d6c97ef08f68904c556e190a3a8cb5862240761eb9
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Size
274KB
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Sample
220922-fwd39adgbr
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MD5
c1099d16752c6fcf50ccab8bf67b923c
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SHA1
f686f64148d7874dbb77dd5b4321d0b9a58be396
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SHA256
b2c91b3a982d06878a6ba6d6c97ef08f68904c556e190a3a8cb5862240761eb9
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SHA512
7072bcaf54e4c919201eaa21c57add5aabc6a14b2d36392acda4eb7208ec7b3dc552caa15c4ffedacc468c07559afb69ff6a16bb9a2c05f2750da0c5bbcc3458
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SSDEEP
6144:bXpB0iRZIru0tFvjw9Tehz0RVBLt4igavwVfc:bXpB0KGru0tFvjgyapbj
Malware Config
Extracted
djvu
http://acacaca.org/lancer/get.php
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extension
.aabn
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offline_id
MyudhIExJux2oRQXw95TT1oAPu7mvqRMzxr1eet1
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payload_url
http://rgyui.top/dl/build2.exe
http://acacaca.org/files/1/build3.exe
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ransomnote
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Extracted
raccoon
7394a7fc5da9794209d8b0503ca4abf4
http://45.8.145.203
Extracted
redline
LogsDiller Cloud (Sup: @mr_golds)
77.73.134.27:8163
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auth_value
56c6f7b9024c076f0a96931453da7e56
Targets
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Target
b2c91b3a982d06878a6ba6d6c97ef08f68904c556e190a3a8cb5862240761eb9
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Size
274KB
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MD5
c1099d16752c6fcf50ccab8bf67b923c
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SHA1
f686f64148d7874dbb77dd5b4321d0b9a58be396
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SHA256
b2c91b3a982d06878a6ba6d6c97ef08f68904c556e190a3a8cb5862240761eb9
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SHA512
7072bcaf54e4c919201eaa21c57add5aabc6a14b2d36392acda4eb7208ec7b3dc552caa15c4ffedacc468c07559afb69ff6a16bb9a2c05f2750da0c5bbcc3458
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SSDEEP
6144:bXpB0iRZIru0tFvjw9Tehz0RVBLt4igavwVfc:bXpB0KGru0tFvjgyapbj
Score10/10-
DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detected Djvu ransomware
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Detects Smokeloader packer
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Raccoon
Raccoon is an infostealer written in C++ and first seen in 2019.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Modifies file permissions
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, possible credential harvesting
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Accesses Microsoft Outlook profiles
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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