Analysis
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max time kernel
148s -
max time network
151s -
platform
windows10_x64 -
resource
win10 -
submitted
07-07-2020 08:25
General
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Target
shipping documents.exe
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Size
1.3MB
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MD5
78c8c791d10aa23e7ba57360a846323b
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SHA1
4bd459cdd35e5e649dc334271d85cfd6e6fbcdca
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SHA256
6d430704bd3c6594f4732ec7e0f4bc0b899e93ac4d82d7f32da912dc6bdb9c35
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SHA512
6f9f0afdaec442f1576e7d8164ace263c5689c34866be78f467071521edece473b81ad1817a0cd829accedbb15a13b76beaddffb24e745bb75b15ed593e73ed5
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\480F96756F\Log.txt
masslogger
Signatures
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MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.
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UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes
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C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetThreadContext
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C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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1.5MB
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