Analysis
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max time kernel
139s -
max time network
144s -
platform
windows7_x64 -
resource
win7v200430 -
submitted
16-07-2020 07:18
Static task
static1
Behavioral task
behavioral1
Sample
SKBMT+ Order No. SO-001172_PDF_ PDF.exe
Resource
win7v200430
Behavioral task
behavioral2
Sample
SKBMT+ Order No. SO-001172_PDF_ PDF.exe
Resource
win10
General
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Target
SKBMT+ Order No. SO-001172_PDF_ PDF.exe
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Size
1.4MB
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MD5
1afa1a55ea9ccb98d329dd44c631497d
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SHA1
b2f229508cec9dd79dc1362fd78781ad994975fc
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SHA256
51feba16fe4544448af69bc8c311f138aeec6d3c92114aaa9d00c427bbe240d8
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SHA512
e1a74cbd93bf13ec6658367849834a97a08d607882f11a5feb58e2613c14f3a2a39e473251e630792151cbd5d76e9b0e17433a35274fa51041f31025b704c740
Malware Config
Extracted
C:\Users\Admin\AppData\Local\Temp\C8A579F880\Log.txt
masslogger
Signatures
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Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe Token: SeDebugPrivilege 1844 SKBMT+ Order No. SO-001172_PDF_ PDF.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 1844 SKBMT+ Order No. SO-001172_PDF_ PDF.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 PID 1312 wrote to memory of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1312 set thread context of 1844 1312 SKBMT+ Order No. SO-001172_PDF_ PDF.exe 26 -
MassLogger log file 1 IoCs
Detects a log file produced by MassLogger.
yara_rule masslogger_log_file -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 api.ipify.org -
MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
Processes
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C:\Users\Admin\AppData\Local\Temp\SKBMT+ Order No. SO-001172_PDF_ PDF.exe"C:\Users\Admin\AppData\Local\Temp\SKBMT+ Order No. SO-001172_PDF_ PDF.exe"1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- Suspicious use of SetThreadContext
PID:1312 -
C:\Users\Admin\AppData\Local\Temp\SKBMT+ Order No. SO-001172_PDF_ PDF.exe"C:\Users\Admin\AppData\Local\Temp\SKBMT+ Order No. SO-001172_PDF_ PDF.exe"2⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:1844
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