Analysis
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max time kernel
117s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
26-12-2024 12:39
General
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Target
a480c02362d21c7ecc48c8480cbf504f92cb34b57c4873896e5fce6665517e50.exe
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Size
217KB
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MD5
ffb87d5313f62c91823d13b7976636c3
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SHA1
5bbd2756e8e17749ad064cd0c1e5f8e62ea4c210
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SHA256
a480c02362d21c7ecc48c8480cbf504f92cb34b57c4873896e5fce6665517e50
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SHA512
71b038acb68da4d218bbabee99322222fc53cb6f06a57b9c4edd0d7c0d510872deac12a4b70710915305210351054465e6ccc04f9f1c4ecb4d5376d0a8223d4f
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SSDEEP
6144:arRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:gsTbzu1glovW4EH6Y
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\a480c02362d21c7ecc48c8480cbf504f92cb34b57c4873896e5fce6665517e50.exe"C:\Users\Admin\AppData\Local\Temp\a480c02362d21c7ecc48c8480cbf504f92cb34b57c4873896e5fce6665517e50.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
217KB
MD5d707fb0207b0d8c4886673d80aee9c72
SHA1b7ffb3735674b0e1486f4d68b16e721b25062307
SHA256215427d4246fce27a0d4277ada77a20ca9d2c79b1a2e0c8ffc8e63ea5eceae6d
SHA512fcd0ec5a5f4c0fdc1abf547b88c4160be7d7a4ea8437c6407aa1218f32293f1d6f170df39281ea18ff19ec2641f4caea61cc7757d5aeac2905dd485fb1f237ea
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
728KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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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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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
728KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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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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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
1.5MB
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Filesize
1.5MB
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Filesize
380KB
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Filesize
324KB