Analysis
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max time kernel
112s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
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submitted
30/10/2024, 09:52
General
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Target
f769fcf3131c1cd9bbe155c827371eca3a9b07f446729dcc939d27a5703609abN.exe
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Size
230KB
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MD5
94a9a3777e967eae3dd89b5ce5642c90
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SHA1
827ef7d402f9cad442d96bb2cdf192ea298e5e3d
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SHA256
f769fcf3131c1cd9bbe155c827371eca3a9b07f446729dcc939d27a5703609ab
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SHA512
a3eac6e9c366947061046225369274bcebc4b2c0bd7def8a8a59b1134faaa93c8a48cd52158423085bf7c226ac1ef5ea22c3f7cc9cc1564f915a698ef202f7d8
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SSDEEP
3072:uIMa5VPdnLAWeBIg5Si2mVvu3TRENKWH3xPALAiyEv7p5qyt/s7niwK/f+JuKtkk:zDAWw5NV4EBXWAIT/nw08xTm3E
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\f769fcf3131c1cd9bbe155c827371eca3a9b07f446729dcc939d27a5703609abN.exe"C:\Users\Admin\AppData\Local\Temp\f769fcf3131c1cd9bbe155c827371eca3a9b07f446729dcc939d27a5703609abN.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
24KB
MD585bc27e26f5bd42354d0f7a2e257b643
SHA1038182d6cd5a71b513d46e23ed9dff66d0615b30
SHA256f6051bd55c81afbe11e0dde2a4f9f3b3cc8dd3e7ac13c18c6bc038688015d9e3
SHA512988ffb4c74cbf977e355bf2e39d4138ce488b5e393b1196438796e5336057390516f5cf25b389d56896deb4fa58a4edeb20d678f73f119c78bf2c818e4828831
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Filesize
230KB
MD577b3fb078c991f4e3803632863eda1da
SHA14348703c0047f3b09027311bb465866865908625
SHA256756c138b849c5544c80b3ec80a11c1aed21a97e72248ba1cb31dd22d5aa238ce
SHA512b7330bc6e207194bb879782d3da5b5820a03b7721f854abf1e9fe599d0b3bdd30d310496252e5bbc2545954de7bd080c5e0f0e609ea9accc49dd72ee04c46828
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Filesize
1012KB
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Filesize
324KB
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Filesize
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
1012KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1012KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1012KB
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Filesize
672KB
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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
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
1012KB
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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
1012KB
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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
728KB
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Filesize
728KB
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Filesize
728KB