Analysis
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max time kernel
145s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
15-01-2025 09:04
General
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Target
dc12cdf5bc24ed23cb8444dd7a69c53750aad7739404170e821e33da1b864caf.exe
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Size
208KB
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MD5
04e514cd99f51ce0e9756e6f7b6c6858
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SHA1
66af3d5bdedafc1c73fb85c02847f16514095f6e
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SHA256
dc12cdf5bc24ed23cb8444dd7a69c53750aad7739404170e821e33da1b864caf
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SHA512
75b4d8b1494e10cfcf94ab84255ca7b705e27efda436012f69bd15f4d8747d0168ba6a96ea939c02846bbc286d76497babd508649e660ec1c73b4a67d3372998
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SSDEEP
6144:Pa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfk:PbapK0JCmRcU9vVokf
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\dc12cdf5bc24ed23cb8444dd7a69c53750aad7739404170e821e33da1b864caf.exe"C:\Users\Admin\AppData\Local\Temp\dc12cdf5bc24ed23cb8444dd7a69c53750aad7739404170e821e33da1b864caf.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD57b4ee5e2b22c58fb5c9f241f36ad5717
SHA172210cdabef5e1117effa705dfab905ef62de50f
SHA256093e676e620f4d7908f6262a09abb6492b46e89abc7b436e9cebce8253abe585
SHA512ab9fdd21c575e5465e4504eca231456f734dd55c3fde7ec876322246fe4c4bfe7cc70c1638d96e738b19d1acfb46b7acfb6034802f6e8771ebbab671e710a8f5
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Filesize
208KB
MD5970ba0f2d24efaca99d05d87924bd174
SHA186677555104f6a2d3c880f955e3c62db23e5a4cf
SHA2561a9a18f7d8726fe8723b988aa2fa3049d8318d4ba11e3db1561f2d1b433749e0
SHA51259f4eeab34710b2042b384dbe6eeaba534ef3f1058af25f928002c0ecd61cff82adc899285ee4c6bf3a834bf64cf88e52854b7e442929c6ad6632840ba0451ca
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Filesize
12KB
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Filesize
380KB
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Filesize
412KB
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380KB
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12KB
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412KB
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412KB
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412KB
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Filesize
672KB
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728KB
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728KB