Analysis
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max time kernel
113s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
09-01-2025 00:50
General
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Target
fa3a51849b8be1d3a300f41bb10d6413e6a96fe60f73f3c9a7113ac90be6e69dN.exe
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Size
211KB
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MD5
2cbd5ef4ae1b04c8ae8353c2afc8cbe0
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SHA1
73f787ecc4c17c1933d2a19a39bd442c46dab9d1
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SHA256
fa3a51849b8be1d3a300f41bb10d6413e6a96fe60f73f3c9a7113ac90be6e69d
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SHA512
bd7f6a3267c29e22b26c554f7306eee5fb89143130d60b99d5a3caa6622dc56bfd12741cf71dbf485066dd899f430f28aed8cfdac9fb30af008ef31673b0e09a
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SSDEEP
6144:KrMoyX6dxajoPXA1nriwrw1cfCOSJcAb:gysxVY1nZ+b
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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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 1 IoCs
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Drops file in Program Files directory 10 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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Modifies registry class 1 IoCs
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of AdjustPrivilegeToken 4 IoCs
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Suspicious use of WriteProcessMemory 4 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\fa3a51849b8be1d3a300f41bb10d6413e6a96fe60f73f3c9a7113ac90be6e69dN.exe"C:\Users\Admin\AppData\Local\Temp\fa3a51849b8be1d3a300f41bb10d6413e6a96fe60f73f3c9a7113ac90be6e69dN.exe"1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\apppatch\svchost.exe"C:\Windows\apppatch\svchost.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
211KB
MD53f2826b5f987f59a9cde092991a1c1db
SHA16ec2c7a8eb94e59de787226a3d60567c12947e86
SHA25636256ebcd917f658e8caaf48e25f4f2d23bba0e8af5acc2b217b72629a1605a4
SHA51283ea21fcdd5f0040c032b6dd8a4b41dc2f7e3b22430dc0def2f3330d03f546c4e40610c0434ef84c6ee3250162dd6d29e7c05f376a5795e55eae87b718e0dbd0
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Filesize
584KB
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Filesize
328KB
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Filesize
380KB
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Filesize
380KB
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Filesize
328KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
584KB
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Filesize
680KB
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Filesize
680KB
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Filesize
680KB
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Filesize
584KB
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Filesize
680KB
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Filesize
680KB
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Filesize
680KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB
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Filesize
732KB