Analysis
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max time kernel
120s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
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submitted
03-01-2025 11:58
General
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Target
8b33fb0e392900fc431052544801ba0fc12639550d88df4a7ba5b63d50fc8ae0N.exe
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Size
208KB
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MD5
bde3643f8424dcc2fdd96f70f4452650
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SHA1
ef5ad3e13b8c0346a5020d5406792e615b638f33
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SHA256
8b33fb0e392900fc431052544801ba0fc12639550d88df4a7ba5b63d50fc8ae0
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SHA512
0ddabd85500db6188e07966c859fcf7d0c7d00d7f53372feaa3be202c82f06ff203a38fc61216ff461016d0aa692b6a7bc205304310b2515e0a9f1b44c8389d0
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SSDEEP
3072:IUpRi1s+S52fNiQGUaqcJeGwxruUIiau038t6eTNzW+XERycnR3FPEtprO8OFb5+:u1wuNiQj4hwBEu0MYqVmXBFPEjRiGdz
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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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 2 IoCs
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Modifies WinLogon 2 TTPs 1 IoCs
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Drops file in Program Files directory 14 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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Modifies registry class 1 IoCs
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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 AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\8b33fb0e392900fc431052544801ba0fc12639550d88df4a7ba5b63d50fc8ae0N.exe"C:\Users\Admin\AppData\Local\Temp\8b33fb0e392900fc431052544801ba0fc12639550d88df4a7ba5b63d50fc8ae0N.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
168B
MD5d57e3a550060f85d44a175139ea23021
SHA12c5cb3428a322c9709a34d04dd86fe7628f8f0a6
SHA25643edf068d34276e8ade4113d4d7207de19fc98a2ae1c07298e593edae2a8774c
SHA5120364fe6a010fce7a3f4a6344c84468c64b20fd131f3160fc649db78f1075ba52d8a1c4496e50dbe27c357e01ee52e94cdcda8f7927cba28d5f2f45b9da690063
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Filesize
208KB
MD5c5cf7c818dcff1af5b1c8382ad4ee235
SHA12633e84ad49182fc2be682c6b960fff04a7eb053
SHA256db1628d815b9c81cc28ed54d4cf4973dcae9512823ff8871015e42f72f06ee6a
SHA5127155d02907353ffb01d5d38351fb5b3195d291aa4f8995fc209d3fd4f3eb9dd5bb516504ec5bf1d019cd708cce3d96eeeaf7f0a3f9bb36a42846c5844d66b7a6
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Filesize
328KB
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Filesize
1.3MB
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Filesize
380KB
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Filesize
380KB
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Filesize
328KB
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Filesize
1.3MB
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Filesize
732KB
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Filesize
732KB
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Filesize
1.3MB
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Filesize
680KB
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Filesize
680KB
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Filesize
680KB
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Filesize
1.3MB
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Filesize
680KB
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Filesize
680KB
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Filesize
680KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
1.3MB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
1.3MB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB