Analysis
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max time kernel
111s -
max time network
124s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
22-01-2025 00:35
General
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Target
7e7ae9956e65e5365d3e8cff9819649970fb410f95602690521c27fba4c2ebf4N.exe
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Size
208KB
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MD5
e677025886c82a40d04961cc9b8a7840
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SHA1
5729414d5c4e31726d48f30c10bb9b0dd9b0c8cf
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SHA256
7e7ae9956e65e5365d3e8cff9819649970fb410f95602690521c27fba4c2ebf4
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SHA512
d9042f19e673fa31eb0c9ea128e53a1d4e475c1c9907ae26e5829f060f1def0ec4e53e0b2c3ce95e680b9ac68b500e21f1bf7b008a20cc9eca5f091a4deaf220
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SSDEEP
6144:mJRDxRqdSqQts6iRZsTZuDbhivDVDN8zqF3:mcjQKUZigDVJ5
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\7e7ae9956e65e5365d3e8cff9819649970fb410f95602690521c27fba4c2ebf4N.exe"C:\Users\Admin\AppData\Local\Temp\7e7ae9956e65e5365d3e8cff9819649970fb410f95602690521c27fba4c2ebf4N.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
208KB
MD56cc950f43a0692d17fd7de8a8fa6bb22
SHA1d579b29ccc4cb617fad25ae9b9a2e74d29bcba84
SHA2566e181b921ee4d76bf0bd9be35868c97ccfb6ae176359acd4d6bf62301ceb5589
SHA51295ab80ec866f2e061b117822d717b2ac55e7fb085cad006f1a3f22920872c887c185daa6e4660133de40b38673452001894158230104541fae549bd2a0345816
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Filesize
728KB
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Filesize
728KB
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Filesize
964KB
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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
728KB
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Filesize
964KB
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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
964KB
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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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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
964KB
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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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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
964KB
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Filesize
380KB
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Filesize
324KB
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Filesize
964KB
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Filesize
380KB
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Filesize
324KB