Analysis
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max time kernel
118s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
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submitted
25-01-2025 12:14
General
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Target
816cf1d68856cb5dc309441a84e9cf54201557a5f6496a82990be8c47c0bf339.exe
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Size
218KB
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MD5
dd835981e2ee8b627d73c91c45ea67e6
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SHA1
010d3907dc7005d0a1ba1fc74464823c491322e4
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SHA256
816cf1d68856cb5dc309441a84e9cf54201557a5f6496a82990be8c47c0bf339
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SHA512
4e54f9c00dd5f3a826aab0dce85bede8d243fbb3612fa95ef31de118690585e7786c3dfc428881ef67bcbb5d841161b70700166cf619d2e2b2aad4d92b6d1c13
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SSDEEP
3072:mvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Ha:Y1SyAJp6rjn1gOObn4b6h9R
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\816cf1d68856cb5dc309441a84e9cf54201557a5f6496a82990be8c47c0bf339.exe"C:\Users\Admin\AppData\Local\Temp\816cf1d68856cb5dc309441a84e9cf54201557a5f6496a82990be8c47c0bf339.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD55312f899dde958c720dd25b6a7fed9c2
SHA1cd356f46478a812cbc01e2ce6698bd58d23b18b3
SHA256f3ffd7938a22d9e73ae1c23216d7839e5e726328ec19088380c12ebdc953cab9
SHA512f9ef0a808a52e2d28522be6c87e64058bf07203a5d4965336a2a7a1890ef5e640892bfe092f66ee0b86194b37a3f40db055b53bff7aa110e0d16f9af7ade64ba
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Filesize
218KB
MD557c0b0a176613796092bbba1037aedd0
SHA1c1281100d826f89770a5d751080f5bbed78abfab
SHA2560453168d912d15d4daa11babd0c81b32c002437a20467f3baf0dfdf7534f8a63
SHA512cd5ebdb0e6bf459d290a253acf9198f5218d33737c56938efecb4761b641fc5a904220948d8859351cd18e9a01bd7a61240c67e492408de1cce91de7297e4bb1
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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
672KB
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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
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
672KB
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Filesize
728KB
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Filesize
672KB
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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
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
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
324KB
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Filesize
1.7MB