Analysis
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max time kernel
140s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
01-01-2025 19:56
General
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Target
76347603becb96ed56c8516381562074180e76c806b9c794c267b59f60e3f969.exe
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Size
218KB
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MD5
5ec045751694383deef7f029aa890288
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SHA1
bccbd356286bb46e6bc28ac0b3bd0e4c582533c0
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SHA256
76347603becb96ed56c8516381562074180e76c806b9c794c267b59f60e3f969
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SHA512
b586547d773f817f0b439360f2db0d6b2f01ed27e5e39f641cea3ad81845f9901bc4a7eb143ddea83e1316ba1a20c9ff0198a745db945584611be8fd88e6bc97
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SSDEEP
3072:uvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2HK:w1SyAJp6rjn1gOObn4b6h9Z
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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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 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\76347603becb96ed56c8516381562074180e76c806b9c794c267b59f60e3f969.exe"C:\Users\Admin\AppData\Local\Temp\76347603becb96ed56c8516381562074180e76c806b9c794c267b59f60e3f969.exe"1⤵
- 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
218KB
MD5ff8037ed31fa1181ac60979892cc2e47
SHA12e3bc7e19acf935bbd615f8e70bccf20205eb973
SHA256583f75e1145ec64120d0ad0968bd74416fa0971cc1cad376fdd414b3adf8186c
SHA512593c52b2bfab05132196286585f8b84df7e73526a7b1c522f5da427cb59bda6ddeea45ea19c80d0e251d3fa5b4d2c173f0c1ebc0dd30301c1f51462092a4990d
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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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
728KB
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728KB
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728KB
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728KB