Analysis
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max time kernel
112s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
24-01-2025 21:18
General
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Target
23aa738d639611262d5d87a111ebface480c86414de68a46cc181ec1fb5aa026.exe
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Size
218KB
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MD5
121dbc48e362589af5212eafe5c3683f
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SHA1
8b69b37eed194c550dbb01b714793f0a05256b50
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SHA256
23aa738d639611262d5d87a111ebface480c86414de68a46cc181ec1fb5aa026
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SHA512
2558d530a9a2cfee237ebe9253cd378c4c8df38a4e919da6ae9cc0581737191808391707133f7ea011c578a68bc07e5472f2ba14d040e9c198d2ac45f65e9611
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SSDEEP
3072:ovm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Ha:m1SyAJp6rjn1gOObn4b6h9R
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 49 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\23aa738d639611262d5d87a111ebface480c86414de68a46cc181ec1fb5aa026.exe"C:\Users\Admin\AppData\Local\Temp\23aa738d639611262d5d87a111ebface480c86414de68a46cc181ec1fb5aa026.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
MD5349e875374585cfee7629337820ad8be
SHA104320127fce4899a9a1bff87cc1ce1040d0cf477
SHA256961b9ea3795dfbf13742dfcd01d542545baef4dbef69edbcd87f6acb893a6240
SHA512682cb5f2d00a3dae12615274ca699cb0c46205fa20f3b43fed6db274529eccd10d9663c6a38f0d0d23d7e065e954f2c0665fa973c466dd1a36ccf460d2f7149c
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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
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
672KB
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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
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
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
324KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB