Analysis
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max time kernel
115s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
03-01-2025 14:40
General
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Target
f1d40ddd3ed87bf8d4f0694b410fddae8ead07eaa025c2c04fd69d2440a885fdN.exe
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Size
218KB
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MD5
dc8f323dc5568dbe7b2f27fb52c13520
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SHA1
289e0fb5695a286f8f23a02cbf3a7ac4d062e001
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SHA256
f1d40ddd3ed87bf8d4f0694b410fddae8ead07eaa025c2c04fd69d2440a885fd
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SHA512
b18ac02eab5ca1e90c5010b9f6b00fdfb2505a87826e9f44226a3266fa50c69f625cae411eedaa9c1b896d9f977ea5c05b1788b6a01c9eba5eccd6cdf43ae68f
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SSDEEP
6144:XEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwIC:XEGDdQNHEwWlMxYG/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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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\f1d40ddd3ed87bf8d4f0694b410fddae8ead07eaa025c2c04fd69d2440a885fdN.exe"C:\Users\Admin\AppData\Local\Temp\f1d40ddd3ed87bf8d4f0694b410fddae8ead07eaa025c2c04fd69d2440a885fdN.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
218KB
MD529c48b371e8cc06cb41b97d6409d03ce
SHA1a9ece11a655b57811f655bb6cf3ebdfc9c48af94
SHA2566fea0f57b92b8660608d09036e6bfea98f539913079d06a1ba62f8895a2a3cf4
SHA512b13e7de7cc279828f669330859bed38b7fae535fb4f1873d60f7e2fa9e166a380245bec9d9c93bbe59aa2ba263d0d0a01a8c5f1ef830bdcc9c251716cd121f09
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Filesize
2.8MB
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
2.8MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
2.8MB
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Filesize
672KB
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Filesize
672KB
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672KB
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728KB
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