Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
02-01-2025 06:57
General
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Target
89ac391b6f5c735bbe010db7edfc967e10f61d155b3008ca957049d348d1a6fa.exe
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Size
355KB
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MD5
56d2e929d216372ca68c320a2cd90129
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SHA1
493eda1a437c54df5209c4ce7f2fe79541b247a1
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SHA256
89ac391b6f5c735bbe010db7edfc967e10f61d155b3008ca957049d348d1a6fa
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SHA512
960b5e8a8ab9d1f377d709ef0d0abbf0936ed3e054555507bf911d8a1bdb3ecca70c0d35b3d8769d8b93200f584a3e759cc80edb36d9f6642a370bf1956d7613
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SSDEEP
6144:9gEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei9:7mWhND9yJz+b1FcMLmp2ATTSsd9
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\89ac391b6f5c735bbe010db7edfc967e10f61d155b3008ca957049d348d1a6fa.exe"C:\Users\Admin\AppData\Local\Temp\89ac391b6f5c735bbe010db7edfc967e10f61d155b3008ca957049d348d1a6fa.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
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
355KB
MD5aeb4c03545f9d2d713bc74c4e3abc840
SHA17c1c38d1e93ab27756a014e4dbc8f0e3573f6867
SHA256fe6172f906560376476703f4d7cb1520a8c7e4e5fe96ca212120a4e9ce5dc726
SHA5121a5e3bc25802ea5613a8b657c831689e7f718f16a1dafdd5b06bd4c318cecfe06ee52b99456da2875625876d51d46991c5113788d0532bcac3e525fd6da0ade8
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Filesize
380KB
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Filesize
672KB
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Filesize
672KB
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672KB
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672KB
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672KB
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672KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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Filesize
728KB