Analysis
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max time kernel
145s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
08-01-2025 22:06
General
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Target
2f5f7fa17cadb76fd5d27e07e5369b0cda3e275c92a20be681cac102ccb524b4.exe
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Size
218KB
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MD5
e14685299f395ed7d429180d41e81e13
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SHA1
3692c9bb4094be1a8c4104219022d88042bacd0a
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SHA256
2f5f7fa17cadb76fd5d27e07e5369b0cda3e275c92a20be681cac102ccb524b4
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SHA512
c2b7f1a96a1932bed3a108109aaf76f921923ec7737106dd8f40c8c92ef8229da41ea8d771490784dd0a0335056a2caf610f9b57c5786c3ff35b91c6d01ec420
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SSDEEP
3072:Wvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:I1SyAJp6rjn1gOObn4b6h9h
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\2f5f7fa17cadb76fd5d27e07e5369b0cda3e275c92a20be681cac102ccb524b4.exe"C:\Users\Admin\AppData\Local\Temp\2f5f7fa17cadb76fd5d27e07e5369b0cda3e275c92a20be681cac102ccb524b4.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
218KB
MD585d49946a44ff7fb8cb171e15a49327e
SHA1ecebb056fb3aa5212d03cc5f520ad8f3178b26c5
SHA2569aca185b6fcf8caab49e96dfa542aca6e9bf17c8c027c860100b4c679928eea2
SHA512d34ad83f6d3ee31c49c33eb4b76cc74da423f9e3287ab2020822ab3c41147ffe77822d2a4945524fa27bfd838524b470bf13aca66f9a3464538bdfa0766fb913
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Filesize
728KB
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Filesize
1.7MB
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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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Filesize
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
672KB
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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
1.7MB
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Filesize
728KB
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Filesize
672KB
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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
1.7MB
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Filesize
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB