General
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Target
28A5B3BC1801EA6443643F1AD8710A82.exe
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Size
3.1MB
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Sample
210531-l21h3rs9ka
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MD5
28a5b3bc1801ea6443643f1ad8710a82
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SHA1
8be30d706d5de45bfdba5ff38caba3e9e982fa1b
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SHA256
e55e95de03dff2a35cb8304d855c944a5309c56ff8d369af0a542e600faa6808
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SHA512
8c7ed424f54f0f05ab03c99a47db60c6a2c3a29f2e251f62f16c1dea3861571ac5ecc5b55612b9fa69230babe35d7ff779aae65e19d34a0558e459c4e5bed24d
Static task
static1
Behavioral task
behavioral1
Sample
28A5B3BC1801EA6443643F1AD8710A82.exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
28A5B3BC1801EA6443643F1AD8710A82.exe
Resource
win10v20210410
Malware Config
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
8
wimuawzice.xyz:80
Targets
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Target
28A5B3BC1801EA6443643F1AD8710A82.exe
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Size
3.1MB
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MD5
28a5b3bc1801ea6443643f1ad8710a82
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SHA1
8be30d706d5de45bfdba5ff38caba3e9e982fa1b
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SHA256
e55e95de03dff2a35cb8304d855c944a5309c56ff8d369af0a542e600faa6808
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SHA512
8c7ed424f54f0f05ab03c99a47db60c6a2c3a29f2e251f62f16c1dea3861571ac5ecc5b55612b9fa69230babe35d7ff779aae65e19d34a0558e459c4e5bed24d
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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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