Analysis
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max time kernel
190s -
max time network
205s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
04-12-2022 06:22
Behavioral task
behavioral1
Sample
9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe
Resource
win7-20221111-en
General
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Target
9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe
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Size
556KB
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MD5
87225cba52f9ac48a1a505a2eee78531
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SHA1
b766f71dc64f7591612fa4bf30387d1a70eda9ab
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SHA256
9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581
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SHA512
7225d496e79c46a68e69e066c8fd76413a981c1e455c0324c199373e7869c28462555a905352c835e360df7cf69bf35993c960f91bab84a4473a821a18243a39
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SSDEEP
12288:OGosTxSzpDq5VNYdyOshT5l4/86CaIhvPfNMIM1P27QwMMT6:OGosTxSEXzOV/UaIBNLMp20wMMT6
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2384-132-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/2384-133-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/2384-134-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/2384-135-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/4288-137-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/4288-138-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/4288-139-0x0000000000400000-0x0000000000522000-memory.dmp upx -
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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Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~2\is240613453.log 9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2384 9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe 2384 9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2384 wrote to memory of 4288 2384 9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe 81 PID 2384 wrote to memory of 4288 2384 9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe 81 PID 2384 wrote to memory of 4288 2384 9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe"C:\Users\Admin\AppData\Local\Temp\9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2384 -
C:\Users\Admin\AppData\Local\Temp\9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe"C:\Users\Admin\AppData\Local\Temp\9a08b0b2f65374e0139353bbe4b1628f6a6899fc9769d5bac79682472a891581.exe" /_ShowProgress2⤵PID:4288
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