General
- Target SecuriteInfo.com.W32.Kryptik.GYGF.tr.12827.18803.exe
- Size 289KB
- Sample240404-rnewcsag23
- SHA256 6fa97a6a4e30020152022b39c091bc92430a79ed38be3f27bf6df140ec9d61fa
Malware Config
Extracted
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smokeloader
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pub1
Extracted
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smokeloader
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2022
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http://trad-einmyus.com/index.php
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http://tradein-myus.com/index.php
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http://trade-inmyus.com/index.php
Extracted
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djvu
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http://sajdfue.com/test1/get.php
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extension
.uajs
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offline_id
Jx0i3k2ogR5cKxX1evmz0Ex7TUxOUlnbh2dvnIt1
-
payload_url
http://sdfjhuz.com/dl/build2.exe
http://sajdfue.com/files/1/build3.exe
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ransomnote
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Extracted
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lumma
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https://resergvearyinitiani.shop/api
Targets
-
- Target SecuriteInfo.com.W32.Kryptik.GYGF.tr.12827.18803.exe
- Size 289KB
- SHA256 6fa97a6a4e30020152022b39c091bc92430a79ed38be3f27bf6df140ec9d61fa
Score10/10-
Detected Djvu ransomware
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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Lumma Stealer
An infostealer written in C++ first seen in August 2022.
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Modifies Installed Components in the registry
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Executes dropped EXE
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Loads dropped DLL
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Modifies file permissions
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Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
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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 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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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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Legitimate hosting services abused for malware hosting/C2
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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 SetThreadContext