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Analysis
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max time kernel
37s -
max time network
42s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
12/10/2022, 14:55
Static task
static1
Behavioral task
behavioral1
Sample
f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe
Resource
win10v2004-20220812-en
General
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Target
f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe
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Size
40KB
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MD5
7b3c7296787eef9e4d3f2b3ff1042d00
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SHA1
6559cde5c092946fef41183c003190535d456224
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SHA256
f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6
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SHA512
1cc34d1d30a176006de3f344c5cdb16ca8bd14576f8b6da30ce4713e0f084ec36d929bb487985e1df7f94cc400294b006af7b8afcbfb3c3149c116cb016a7ee8
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SSDEEP
384:9riZB806LtRkzUZpvBXiFWZlzSZsHYRxySz15IL6ps2QdhA4I7m3zonzh:NWB806JrDZlIxySz15qAKoN
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 680 cmd.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Enumerates processes with tasklist 1 TTPs 1 IoCs
pid Process 524 tasklist.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 524 tasklist.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1988 f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1988 wrote to memory of 680 1988 f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe 28 PID 1988 wrote to memory of 680 1988 f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe 28 PID 1988 wrote to memory of 680 1988 f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe 28 PID 1988 wrote to memory of 680 1988 f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe 28 PID 680 wrote to memory of 524 680 cmd.exe 30 PID 680 wrote to memory of 524 680 cmd.exe 30 PID 680 wrote to memory of 524 680 cmd.exe 30 PID 680 wrote to memory of 524 680 cmd.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe"C:\Users\Admin\AppData\Local\Temp\f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe"1⤵
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c tasklist&&del f449937eddef7e7b7849c29198a81840cf847347bdb0841827c282ea2be4c6c6.exe2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:680 -
C:\Windows\SysWOW64\tasklist.exetasklist3⤵
- Enumerates processes with tasklist
- Suspicious use of AdjustPrivilegeToken
PID:524
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