Analysis
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max time kernel
111s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
03-01-2025 15:42
General
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Target
59785a65497aa70bfd5c67b3207e366e867022884e44bc757fae4950252f7156N.exe
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Size
217KB
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MD5
54f8af94da159f566a085059a2cd37a0
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SHA1
e17892e44d3019b194baf53a432a1288a9a7a983
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SHA256
59785a65497aa70bfd5c67b3207e366e867022884e44bc757fae4950252f7156
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SHA512
1202ce1d9821a1cdbcb698af15574e00811979e8808400b3f9a27a45e3396e6cc62ecf4973c6d5eba25c6ad479d2097ef9884075a4c73f0867ebc15c71824e55
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SSDEEP
6144:grRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:ysTbzu1glovW4EH6Y
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 2 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 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\59785a65497aa70bfd5c67b3207e366e867022884e44bc757fae4950252f7156N.exe"C:\Users\Admin\AppData\Local\Temp\59785a65497aa70bfd5c67b3207e366e867022884e44bc757fae4950252f7156N.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
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
217KB
MD5993bd17add9d2773892f2464bcced399
SHA1c669adb407b1583c34b9340bf9dd85ad0655fe80
SHA2567d8c6d2b2a6fed841046f70b41508968fb7c9a30b93cf87d5a7f3c08e206fc4f
SHA5122eef2d3e76a8e20b917ab727ea73ec0ed42aa6206abee9a757735fb39c85edb7914c2c6c9af099428a18ec4a28a5ed64637b9bcdb03a5bdd5151fad03acd9a8e
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Filesize
1.5MB
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
1.5MB
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Filesize
324KB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
1.5MB
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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
672KB
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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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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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Filesize
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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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
728KB
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Filesize
728KB