Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
15-01-2025 20:42
General
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Target
187ca954370d3f4755d839aa20aa5602de1d70fc9ad2ac2282d40e4ef55f4e59.exe
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Size
218KB
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MD5
266bd2ed758677e51fc3782a13133aa9
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SHA1
fb5b178b80b351975868843b1279497068df9bff
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SHA256
187ca954370d3f4755d839aa20aa5602de1d70fc9ad2ac2282d40e4ef55f4e59
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SHA512
e63a11d3719397207379453110fef07c90008b894ff7d1d49edb36a07910c60d118ce804711123041e1ef33ddd7d5b99864f69d1631b2be05e270e5f1543af08
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SSDEEP
6144:+EQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwIC:+EGDdQNHEwWlMxYG/wI
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\187ca954370d3f4755d839aa20aa5602de1d70fc9ad2ac2282d40e4ef55f4e59.exe"C:\Users\Admin\AppData\Local\Temp\187ca954370d3f4755d839aa20aa5602de1d70fc9ad2ac2282d40e4ef55f4e59.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
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Downloads
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Filesize
218KB
MD5a606ce7270d052fa6c784bf127e3ee69
SHA1744705ac0fc208ce310fde2d93d30ef9cae5740c
SHA25616139d3fe11127e99b2a30a7db671014c4b5c7ebd133c41f6eedeb2ba795eb5c
SHA512899c6ed44bbfbcae36d4081ef41508e81f46d2af2f19e959a9e1b3a5aa2c405f527bf55b93296c8b631cc03f5af02b1045e4e8d6237efab2665158ff99a4b95f
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
2.8MB
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Filesize
728KB
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Filesize
728KB
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728KB
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Filesize
728KB
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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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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
2.8MB
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Filesize
728KB
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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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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
2.8MB
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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
380KB
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Filesize
2.8MB
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Filesize
380KB
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Filesize
324KB
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Filesize
2.8MB