Analysis
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max time kernel
117s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
02-01-2025 05:29
General
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Target
6b8f93ed459782ee83d6e1068e6c188f806d7ed0ad15fc29edc3209548eb0f41.exe
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Size
355KB
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MD5
412d9e2afb05f1fb226fbf44da668b82
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SHA1
7833cd2f4b810f30a8bea162138ad8a921006b38
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SHA256
6b8f93ed459782ee83d6e1068e6c188f806d7ed0ad15fc29edc3209548eb0f41
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SHA512
85f6069023f0137538c5aa640478a1d67bd6e4649f4ee455495f9dba721839c53b97d1120ed3d5651b58dabaeb5dcc346a4fbfc43d983c71ed1ab72aead3a284
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SSDEEP
6144:Y3EmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Eii:jmWhND9yJz+b1FcMLmp2ATTSsdi
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\6b8f93ed459782ee83d6e1068e6c188f806d7ed0ad15fc29edc3209548eb0f41.exe"C:\Users\Admin\AppData\Local\Temp\6b8f93ed459782ee83d6e1068e6c188f806d7ed0ad15fc29edc3209548eb0f41.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
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Downloads
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Filesize
42KB
MD51f73adf5924021d45fe0f1a62f22cb44
SHA1e8b44176fc433a37b55519aba06610a8e466c215
SHA256c163feed7a3e845eecb6bd2f387c49010fe69d30934654328d5ba9ac0a34f257
SHA5126dbd886b229d8f432cc471702afd153e20d1c196a8fd0ebf83bade96651a13b2e92ba4353722b8753afc7a4f7ee7a76bec325ada50918457d38e4729598d2f54
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Filesize
355KB
MD55482b1a169dbc69034363deb99f81148
SHA1ca6fef71e14e0555380ad42baa7d83bfb57a808a
SHA25699dd813428f056289baaa0e08273206b954a82af83b71f3eeed9b28a4852621b
SHA51286e9b63f644b5053f7fab18703ad9233d1d81b25e8e38470f4bb17bc64360a2febe73a6f756c600e9af7136d84f8ea2a9136fd0379d05e5e2d1982760d45b88d
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Filesize
380KB
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Filesize
672KB
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672KB
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672KB
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672KB
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672KB
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672KB
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728KB
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