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Analysis
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max time kernel
197s -
max time network
205s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04/12/2022, 04:11
Behavioral task
behavioral1
Sample
ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe
Resource
win7-20221111-en
General
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Target
ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe
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Size
556KB
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MD5
5361788f4d886651668a92280710d9cd
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SHA1
a529a71ca67061ec52209805e5c53f4e1f348148
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SHA256
ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f
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SHA512
17e00d2aa1977e8c62b479a9095c4a4a0d11c2b96cd773b6b044269dd00a3b5711f3258818778e2f556225102dd400963776f810b5c7b92194e7158b5ab538b1
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SSDEEP
12288:MGosTxSzpDq5VNYdyOshT5l4/86CaIhvPfNMIM1P27QwMMT6:MGosTxSEXzOV/UaIBNLMp20wMMT6
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3312-132-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/3312-133-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/3312-134-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/3312-135-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/4736-137-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/4736-138-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/4736-139-0x0000000000400000-0x0000000000522000-memory.dmp upx behavioral2/memory/4736-140-0x0000000000400000-0x0000000000522000-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\is240610953.log ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.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 3312 ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe 3312 ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3312 wrote to memory of 4736 3312 ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe 79 PID 3312 wrote to memory of 4736 3312 ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe 79 PID 3312 wrote to memory of 4736 3312 ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe 79
Processes
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C:\Users\Admin\AppData\Local\Temp\ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe"C:\Users\Admin\AppData\Local\Temp\ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3312 -
C:\Users\Admin\AppData\Local\Temp\ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe"C:\Users\Admin\AppData\Local\Temp\ec201eb00aa2597bfa0ee475e5868f19373f3d81be15e502330eafa231e3523f.exe" /_ShowProgress2⤵PID:4736
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