Analysis
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max time kernel
118s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
26-12-2024 10:21
General
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Target
c1d9aa74fbd68912db42704bd086de33675fda0da3ea30532b30baa2f715abb1N.exe
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Size
218KB
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MD5
b5cd07db712077148a51169420ffc3f0
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SHA1
fdf50fd4da113907f642bafd6fc374ef0fd4fdb5
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SHA256
c1d9aa74fbd68912db42704bd086de33675fda0da3ea30532b30baa2f715abb1
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SHA512
7c696185500f9efcc83777e8c31c14fd83eb1c2d49bcfdda94a1a9099be073f7baa20092fcac11767cfc6d38be1e51e1e26cc0b9e636453909693abb7d0b0200
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SSDEEP
6144:iEQBDdO1z7L/EIhZDE9oLfFWlMZT7+DGaMwIC:iEGDdQNHEwWlMxYG/wI
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\c1d9aa74fbd68912db42704bd086de33675fda0da3ea30532b30baa2f715abb1N.exe"C:\Users\Admin\AppData\Local\Temp\c1d9aa74fbd68912db42704bd086de33675fda0da3ea30532b30baa2f715abb1N.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
Loading Replay Monitor...
Downloads
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
218KB
MD52991ba7578d7014f1beb9b4abc226a00
SHA1d300bf4fbdf554a610da314e193c7064046fede5
SHA256ba495c83cac33adab2541cf699f205a19803d744e5cbdecedb39682596e8bcd4
SHA512db87f92c1cacbb51703a08af9d014fad50cd974b6c113b2f8b20fca2afa6621e5b1c0d9449ea4f21b057dd40a194a69ff994ca4cc5b24a85c795e42ce03345bc
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
2.8MB
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Filesize
728KB
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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
672KB
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Filesize
728KB
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Filesize
2.8MB
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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
2.8MB
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Filesize
2.8MB
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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
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
380KB
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Filesize
380KB
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Filesize
2.8MB
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Filesize
324KB
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Filesize
324KB
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Filesize
2.8MB