Analysis
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max time kernel
149s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
11-12-2024 04:13
General
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Target
d228478b4a7d4be4b7722ad4b26db7b4f91c4a43b95f7ce50fe78c8de1326d1d.exe
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Size
218KB
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MD5
f2437ad30eaf2d9975445e730422d4f7
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SHA1
d4f04ab630f74943707615d701683e5f8c1292a7
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SHA256
d228478b4a7d4be4b7722ad4b26db7b4f91c4a43b95f7ce50fe78c8de1326d1d
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SHA512
137fd05dbcc2e1bfdbfb5de2fd2e95f061614115606a45a607b8b41bc79c70dc48e1bf7ded45a2bea742dc3a7dfc4675969f3f02ce0a493e1e9cd44851626f7a
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SSDEEP
3072:Yvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2H6:W1SyAJp6rjn1gOObn4b6h9h
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\d228478b4a7d4be4b7722ad4b26db7b4f91c4a43b95f7ce50fe78c8de1326d1d.exe"C:\Users\Admin\AppData\Local\Temp\d228478b4a7d4be4b7722ad4b26db7b4f91c4a43b95f7ce50fe78c8de1326d1d.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
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
218KB
MD59a342785dd46fa7d27047a14dba7f303
SHA1e82f31c6f63266125f33e234d059fb753f5500ee
SHA25663e80f871753c9283cc09a35974b0098e1ea3dd06d8cc52afd1b971847377897
SHA5122497389bd164379c4606efac12cec5fb8ec25907585e7bc5c655c088d61f6427e00e8a725988ad01745f26b9df73ae7a1df38a75bfcb4501ac2f519520fe5879
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB
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Filesize
1.7MB
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Filesize
1.7MB
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Filesize
672KB
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Filesize
1.7MB
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728KB
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