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Analysis
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max time kernel
110s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
16/12/2024, 08:45
General
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Target
2928346025207dbd963d55e96038b88e6d90a08efe2a7a4b17b369864c3f45b8N.exe
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Size
218KB
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MD5
f0c37cef65db3f3d82f2e9c5577e91c0
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SHA1
7709f8261ecb3c6e87aa07ae087224c775bbca69
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SHA256
2928346025207dbd963d55e96038b88e6d90a08efe2a7a4b17b369864c3f45b8
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SHA512
fb1b5857bc6729317dc184cfc3ca8f05e030e51fdf2380208bb5e2ab4867f58747952f5b55369a5ea7194524783ec3ce9766f4d049dfc0d0d555a01ba67ac7e5
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SSDEEP
3072:rvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:z1SyAJp6rjn1gOObn4b6h9h
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\2928346025207dbd963d55e96038b88e6d90a08efe2a7a4b17b369864c3f45b8N.exe"C:\Users\Admin\AppData\Local\Temp\2928346025207dbd963d55e96038b88e6d90a08efe2a7a4b17b369864c3f45b8N.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
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Downloads
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Filesize
218KB
MD5f3a0ee5a747a82855e0dcdfa75d5450f
SHA12b2c6cda3bcc4d56398992f44044ed5f8be512dc
SHA25630737be336fee45d5b61b3c2d88af1d05601e9b909c1b9a10e1a2a3c7b8d9f65
SHA51277f014aaf15718d16c8f9078790fffe8287725c13413ee96920a39b2a0d7ee1b7ab90c41272633ce8bfb235a29251d68bccdcfc916d937ea2b723699d1439227
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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
1.7MB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.7MB
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Filesize
672KB
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672KB
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672KB
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728KB
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