Analysis
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max time kernel
120s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
20-01-2025 07:35
General
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Target
513c955ad97fd8c83f97da4eb0dcfec7b93add1096a340e50e125e190ee8d038.exe
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Size
208KB
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MD5
321e14e754507f7b0b4479d8965ae091
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SHA1
5847500f853ffb6413ec0dfce11980984b1266b5
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SHA256
513c955ad97fd8c83f97da4eb0dcfec7b93add1096a340e50e125e190ee8d038
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SHA512
2aa98045d315086c4435ba638704ad63206e08d5c4b9adc1ff5bfddcf484eb78d842158e7b2e019275fdd14bd2d40a0e95d0e73575347e156303e9262abdc68c
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SSDEEP
6144:Ua1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkw:UbapK0JCmRcU9vVokfz
Malware Config
Extracted
simda
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dga
gatyfus.com
lyvyxor.com
vojyqem.com
qetyfuv.com
puvyxil.com
gahyqah.com
lyryfyd.com
vocyzit.com
qegyqaq.com
purydyv.com
gacyzuz.com
lygymoj.com
vowydef.com
qexylup.com
pufymoq.com
gaqydeb.com
lyxylux.com
vofymik.com
qeqysag.com
puzylyp.com
gadyniw.com
lymysan.com
volykyc.com
qedynul.com
pumypog.com
galykes.com
lysynur.com
vonypom.com
qekykev.com
pupybul.com
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
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Simda family
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simda
Simda is an infostealer written in C++.
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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Modifies WinLogon 2 TTPs 2 IoCs
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Drops file in Windows directory 2 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\513c955ad97fd8c83f97da4eb0dcfec7b93add1096a340e50e125e190ee8d038.exe"C:\Users\Admin\AppData\Local\Temp\513c955ad97fd8c83f97da4eb0dcfec7b93add1096a340e50e125e190ee8d038.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Executes dropped EXE
- Modifies WinLogon
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
208KB
MD5bd449f87dc7e8e4ce62761a775e6ee4c
SHA1c2f435e90dc91a01848ac7273900a36d4b0cac48
SHA256061fb0a2778865768befd61358c42122c2fe4923b39d68d5ff4e738a29080ba9
SHA512fed4448b9760bf4ca82e8886ca66821def35fcb2537a3811808c466357f8c79099b4377cd551c6e80303580465ecc37a57ec836136c9307b9c85824f7a66f1d8
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
412KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
412KB
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Filesize
728KB
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Filesize
412KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
380KB
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Filesize
380KB
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Filesize
12KB
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Filesize
12KB
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Filesize
412KB