General
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Target
file
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Size
380KB
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Sample
230129-yzpm9sbg85
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MD5
4ca2c6f98e9dcd7a4033f8c538a709d3
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SHA1
bc4b09303da991614fc7f34ff4ca01b8cf394940
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SHA256
6e94d7d6e75439d7112e272506fc394b59e5955c5bb60357beff31a24e6b5bbc
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SHA512
3ee08ca3dca33a1bf100e4f6ecb5c44e6f8802ca74028ca04a55065769627369e307ee9d4b302476137fbba716e72ce366fb6514c22bec34187ff38141d57f83
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SSDEEP
6144:x/QiQXCKJm+ksmpk3U9jW1U4P9bGOGBfj/WUplm6zIOYQNd28pTXdAmpCLVRZogE:pQi3Ks6m6URA3PhGlL//plmW9bTXeVh8
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
Malware Config
Extracted
gcleaner
45.12.253.56
45.12.253.72
45.12.253.98
45.12.253.75
Extracted
redline
main
birja1.com:29658
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auth_value
7a6d3334d5db5d02c16eec7633780063
Targets
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Target
file
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Size
380KB
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MD5
4ca2c6f98e9dcd7a4033f8c538a709d3
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SHA1
bc4b09303da991614fc7f34ff4ca01b8cf394940
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SHA256
6e94d7d6e75439d7112e272506fc394b59e5955c5bb60357beff31a24e6b5bbc
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SHA512
3ee08ca3dca33a1bf100e4f6ecb5c44e6f8802ca74028ca04a55065769627369e307ee9d4b302476137fbba716e72ce366fb6514c22bec34187ff38141d57f83
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SSDEEP
6144:x/QiQXCKJm+ksmpk3U9jW1U4P9bGOGBfj/WUplm6zIOYQNd28pTXdAmpCLVRZogE:pQi3Ks6m6URA3PhGlL//plmW9bTXeVh8
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Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Downloads MZ/PE file
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Drops file in Drivers directory
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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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Unexpected DNS network traffic destination
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
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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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Drops desktop.ini file(s)
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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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Drops file in System32 directory
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Suspicious use of SetThreadContext
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