General
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Target
9DBF08C9B7029EB80CE9AA24F1511C55.exe
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Size
3.1MB
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Sample
210531-ypc57ev9se
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MD5
9dbf08c9b7029eb80ce9aa24f1511c55
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SHA1
d340feafe12e4aa6ffffdbaca34a80965b7b893e
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SHA256
04361291bf3ae8acd73f886bf5cab71fa35097256e12c0bb1b2360d4603a40e7
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SHA512
156f59a565ea7254296a8db28cbf8b1c8ccc8ec84ddd1bf7aedd608fb437c0bafe327c3f5cd8338cbe60a10e4583d8dca129952c2c0b76aa14d6fb27a8e56e84
Static task
static1
Malware Config
Extracted
redline
8
wimuawzice.xyz:80
Extracted
smokeloader
2020
http://20xbtc.com/upload/
http://yzsnw.com/upload/
http://kaledebiyat.com/upload/
http://expertizizmir.com/upload/
http://dedkndy.com/upload/
http://theuncu.com/upload/
Extracted
redline
v121
199.195.251.96:43073
Targets
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Target
9DBF08C9B7029EB80CE9AA24F1511C55.exe
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Size
3.1MB
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MD5
9dbf08c9b7029eb80ce9aa24f1511c55
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SHA1
d340feafe12e4aa6ffffdbaca34a80965b7b893e
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SHA256
04361291bf3ae8acd73f886bf5cab71fa35097256e12c0bb1b2360d4603a40e7
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SHA512
156f59a565ea7254296a8db28cbf8b1c8ccc8ec84ddd1bf7aedd608fb437c0bafe327c3f5cd8338cbe60a10e4583d8dca129952c2c0b76aa14d6fb27a8e56e84
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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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Suspicious use of NtCreateUserProcessOtherParentProcess
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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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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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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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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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autoit_exe
AutoIT scripts compiled to PE executables.
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