Analysis
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max time kernel
111s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 07:40
General
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Target
562631ace6a0119b0eb539acc96afa2528fa83feae8508abf14d631f7cecd89c.exe
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Size
218KB
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MD5
d4a6f35f1300fe48276feea3a5ae607f
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SHA1
21c597348fe7e3a61aab5a786adf4068b0441035
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SHA256
562631ace6a0119b0eb539acc96afa2528fa83feae8508abf14d631f7cecd89c
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SHA512
7f4a03ca3c6ae39c9d59e1dcade74a355dac7c8a795888a2ab4f11eff7734f061b234974145d8c405eb7b55909d55fa0b9ea9bb47e059fa60f76daee58fdee4f
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SSDEEP
6144:GEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwICG:GEGDdQNHEwWlMxYG/wIp
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\562631ace6a0119b0eb539acc96afa2528fa83feae8508abf14d631f7cecd89c.exe"C:\Users\Admin\AppData\Local\Temp\562631ace6a0119b0eb539acc96afa2528fa83feae8508abf14d631f7cecd89c.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
218KB
MD54467914bd72c7e6bf480f6638cb68ee9
SHA173baa85e79f0e0a90988f0207e3e778c72f738e6
SHA256ce29495a7a6782d80c3905a80730afa4fc7671939f74fe573a14b65ca59cad2a
SHA5122adc4e5095e9e4a2f7ea37e286d06a7db57119f00047c0ebf789f3d3437a7361a5d5db457ddf98e4872dceb10d378d0bdc48e1d861ae00ebca9265dc7012af3c
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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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728KB
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728KB
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Filesize
728KB
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Filesize
2.8MB
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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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Filesize
728KB
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Filesize
2.8MB
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728KB
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728KB
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Filesize
2.8MB
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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
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
2.8MB
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Filesize
324KB
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Filesize
2.8MB