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
30-12-2024 21:13
General
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Target
d123fb92efe3b7886c5744ddd97e30a11637c85ff93684835d2ef529b509f88e.exe
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Size
218KB
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MD5
687e322a22b4cfc5c000afe19976e42f
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SHA1
5b8b361b05e873760a4c1914b89d2e9bd0403c06
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SHA256
d123fb92efe3b7886c5744ddd97e30a11637c85ff93684835d2ef529b509f88e
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SHA512
f74ba9b56788823f5ab67c4c211a9137b113f94b47a7548cdc2f4d0658e20bc8f4da79f8ced87918e613a5431d42d4905bfb885b7f7a3b270d91d6935bf89812
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SSDEEP
3072:Hvm4SZsQrNzPrl6rjGMjp39d4u8iqddCxMIJOb2o5DsBPjim6hwM2Hu:P1SyAJp6rjn1gOObn4b6h9L
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\d123fb92efe3b7886c5744ddd97e30a11637c85ff93684835d2ef529b509f88e.exe"C:\Users\Admin\AppData\Local\Temp\d123fb92efe3b7886c5744ddd97e30a11637c85ff93684835d2ef529b509f88e.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
218KB
MD5e65ac9afdb39c11cdd945de9a8febf1d
SHA1b450c1f203c006324d1afc791e6a48693f431262
SHA2564a4bbbf582a1e21c66dbcbd8bcb9e25a3b528d7cd15f245406b4df0eb46a174e
SHA5127bf9bfd1d8552f2d247485cbcfff577de83cfbc940e185bc13a1d7f1cc7ca7bfc489b9c4a45d11442292c576ecd320040f46f00456cb5bc85680acc8cd0d5298
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Filesize
324KB
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Filesize
380KB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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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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Filesize
728KB
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728KB