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Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
17/12/2024, 21:23
General
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Target
afc87222a8a6ab2f6b7ce383d21ece826ac4010c0aea87d0946bc33c2f32c54f.exe
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Size
218KB
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MD5
dde3b9a436e9d4720e735678762c0a9e
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SHA1
a48856866ac183fa4a3d703cce8d4849c6bf0421
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SHA256
afc87222a8a6ab2f6b7ce383d21ece826ac4010c0aea87d0946bc33c2f32c54f
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SHA512
d6d339131b43bde1a7cf23d1de11d15b710e242116fa1191b607a3185eccf94b394f855f406e5cc6ccf186c4150995f3539f5f366a6a181e763664ac2b00cd5d
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SSDEEP
3072:Uvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Ha:i1SyAJp6rjn1gOObn4b6h9x
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\afc87222a8a6ab2f6b7ce383d21ece826ac4010c0aea87d0946bc33c2f32c54f.exe"C:\Users\Admin\AppData\Local\Temp\afc87222a8a6ab2f6b7ce383d21ece826ac4010c0aea87d0946bc33c2f32c54f.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
42KB
MD5f81d9b1d379e3987466df3ac1bfb384f
SHA1320de498aeb7843a84bde78f0ca4ea6a43019b2b
SHA256a016344ca3783d6d81866af853bd9761b52478a5e9afae6a01aaa4d5849837c0
SHA5129594028a32a43b865dbdca2fc53743bf072fbe41e2d86b45948a4f1a32fd3063be1ee6aba2be09ef5f7c3831df7b9734fc6e4bd4ffbc3cad09580767ab9cca92
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Filesize
1KB
MD50c9dcbddfa1c0295e7ae06332e3e3903
SHA17dbe68f9f77ed2785fd18606c3c3124ab3250788
SHA25623a6a024319a97577d1cc32e160c1e2ffa9bf0cb25f09c298806b01aebb9736b
SHA51298dec85090c264b9f2231cf06ad926449b6080ad646ac580b1e2d4de96a1834471a4b795088bdd872b83ca90fc81a189e012c58a32bc0d86193c81f9dd5e4521
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
218KB
MD5b726c77ad287cbcd34802ede80a54ba9
SHA1d4e17fe15df2a0701a16ef992583ce3034164615
SHA256ab3f1de18c6105768b118d8f0efcbf07fbdca1290512919c6f36d667dd24becd
SHA5125cc72eada0db9d73d9cdb8214249b4bc67209f7dd18c9638b5e68016d278a0997c9ba3a8dfc97a7d4f2c83c1be511be716f8dbaaef8cd7eb1c0d34da5d1fa0ce
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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
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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
672KB
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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
672KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB