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Analysis
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max time kernel
112s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
11/12/2024, 14:34
General
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Target
e991a432f85daf7fdf0409918efcc9d71966cac5802db995edff8b12dddb3dd1N.exe
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Size
208KB
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MD5
565fca9549d6991a7c51dd7f44853170
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SHA1
b4113a1c3b4131c3b9d36289c902bc40e60bb88f
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SHA256
e991a432f85daf7fdf0409918efcc9d71966cac5802db995edff8b12dddb3dd1
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SHA512
7c967666166e4c60a735597345fbc6ef892820d245d1d78cb12383196491479c282b793338a4848242cdbefab18dab60af8579284ae5b77e94f5a6d8b2a555e7
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SSDEEP
6144:qa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkg:qbapK0JCmRcU9vVokfR
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\e991a432f85daf7fdf0409918efcc9d71966cac5802db995edff8b12dddb3dd1N.exe"C:\Users\Admin\AppData\Local\Temp\e991a432f85daf7fdf0409918efcc9d71966cac5802db995edff8b12dddb3dd1N.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
1KB
MD561e6b4173525f8eed87906f7f5af476c
SHA11c4293e759934600775494341b178c4aef4c4d04
SHA256c3e772d4ece017d594d3178597425ee4e50a26d3d18856e1664ed6962c9ad7ff
SHA5121ae6bd3fa19d5220e21dd54fab24cb947712e47526696b7829c9e6027ee4bc27d9c3b2dc651756f7f72c9e41dc3b37c133277407fbbf89205e9121dbc5900bab
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Filesize
42KB
MD50390e01e17eafcd1523e9ff655d72c82
SHA1a7457c69dd74c04e3bec3c29917f1c521b42fe88
SHA25663a7bcd2e71c9a14848a4b58dc4cb52dd71b983869fb9907f19a0ebd5b848599
SHA512ca249abd3a89f94d8c47ce20213ecb361faa0236b1adf6d57fe75423ed2ec7b26322d1e93545b7745042b4ee5ace407096b8714aaadce56b78290774e6faaec6
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
208KB
MD599c3afc8528caa74b382a50a1a7d9b21
SHA17621f4bda6adb1fda585845c3e3902a6234d28f9
SHA256b7f791b9564f2a118f79f4fe93cb080f56149a9e7eafb948495d2ccdd184626c
SHA512b510f96d10928785878e9493b7a3272ef42b370cfe0de5b7097fb70ae11d7f8239d529a7b5b09701f23e8ddb3719f4a7b756e6f299696384b4db38d5b9326b58
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Filesize
12KB
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Filesize
380KB
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Filesize
12KB
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Filesize
380KB
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Filesize
412KB
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Filesize
412KB
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Filesize
412KB
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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
672KB
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Filesize
672KB
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Filesize
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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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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Filesize
728KB
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Filesize
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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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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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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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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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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Filesize
728KB
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Filesize
728KB