Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
19-01-2025 18:27
General
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Target
c8ba0112619292496a9a215c20f4a066fb55affcef2986fda6ce362f01d776a7N.exe
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Size
1.7MB
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MD5
579d02b475ee87a3be795ffb4e12e3b0
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SHA1
8aea2393bd67b4d2f4153693714a8d06b6a12566
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SHA256
c8ba0112619292496a9a215c20f4a066fb55affcef2986fda6ce362f01d776a7
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SHA512
6e4f61eca66356da00bd860137c8035d01c0a81b2fd619434c2e7666be07a1127d0d7fa0ccb05b32998b78a85548c8d89258fe6ea7e485cabb092c1f7ab602cd
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SSDEEP
24576:/mUNJyJqb1FcMap2ATT5rmUNJyJqb1FcMapgmUNJyJqb1FcMap2ATT5rmUNJyJqo:/mV2AprmVgmV2AprmVgmV2AprmVG
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\c8ba0112619292496a9a215c20f4a066fb55affcef2986fda6ce362f01d776a7N.exe"C:\Users\Admin\AppData\Local\Temp\c8ba0112619292496a9a215c20f4a066fb55affcef2986fda6ce362f01d776a7N.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
1.7MB
MD5a14abcb749211d8dd93e0461291a1199
SHA1392d224818db9397ffe7a52716d654d9456e8589
SHA25603286da5b1c6bd32eb32510bd21df7bf967c1ad112e7f714d7c6f69d9c54876f
SHA512498582a92340d166b048bb5db864660d4b90224572cfc3efdbf17ca6e5388a635e19f33f274367dd6da24f20768ee9ad662c7dcb953232bd85688a82168d4195
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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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