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Analysis
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max time kernel
119s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
03/01/2025, 20:50
General
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Target
15dfc0585b35f475b116071795931bfe65b6d2b61428881942e07abfdfe74a47N.exe
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Size
208KB
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MD5
ff8d121a67d296a7e1856afb67c97fb0
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SHA1
b7f56443bef9c73a9a9995ad5e414ccd235a117f
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SHA256
15dfc0585b35f475b116071795931bfe65b6d2b61428881942e07abfdfe74a47
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SHA512
c2e4513b48d3b93ad16ccb621e7454d85cda687416744409660e5d48d2f1fa37bc31b6f7e41f788874c90d3d67e2ee4db83dbcbd355a2f8d846a6ae2392651d3
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SSDEEP
6144:za1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfk:zbapK0JCmRcU9vVokf
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 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 53 IoCs
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Suspicious behavior: RenamesItself 1 IoCs
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Suspicious use of WriteProcessMemory 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\15dfc0585b35f475b116071795931bfe65b6d2b61428881942e07abfdfe74a47N.exe"C:\Users\Admin\AppData\Local\Temp\15dfc0585b35f475b116071795931bfe65b6d2b61428881942e07abfdfe74a47N.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
208KB
MD5456dc3d3abab0fc0aeaa3e974835e1fc
SHA100abc7d2a227169a7f2cb3f2fec695fbd5a7761b
SHA2565c440fd9c73f53d9d520a259945558dd2640740cc9433e011815f2fc57b64762
SHA512c2c7039a859443d5cfac18b614446cff59149dfb556cb7b4ef778f4c7578e9633da0bf3bb26f501f2bba64f2d597ffbe29fdbc5317a386f84a9d4c10e152d6ed
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
728KB
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Filesize
672KB
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Filesize
672KB
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Filesize
412KB
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Filesize
672KB
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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
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
728KB
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Filesize
412KB
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Filesize
728KB
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Filesize
728KB
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Filesize
412KB
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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
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
12KB
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Filesize
380KB
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Filesize
380KB
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Filesize
12KB
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Filesize
412KB