Analysis
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max time kernel
135s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
27-12-2024 03:29
General
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Target
db9f92f2fe202270b627038eedbf64c73068ae34d22a653e81ec3f2a2840d5c2.exe
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Size
380KB
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MD5
f5ad7f5c0cdedfcc93159984b4e8b521
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SHA1
c552f04652be5e18402cbc6cd06a4b6138c52847
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SHA256
db9f92f2fe202270b627038eedbf64c73068ae34d22a653e81ec3f2a2840d5c2
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SHA512
6ebf513bf26028edb5877fd6ccb42fe983e1c6ce65406e0a6ddc0e4d873652525a205e7db7f1e0ee6e1d9cef1dabd6997b9023dcff7aa894ad8c843d413f7762
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SSDEEP
6144:EaEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9EiwmryP:cmWhND9yJz+b1FcMLmp2ATTSsdwmryP
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\db9f92f2fe202270b627038eedbf64c73068ae34d22a653e81ec3f2a2840d5c2.exe"C:\Users\Admin\AppData\Local\Temp\db9f92f2fe202270b627038eedbf64c73068ae34d22a653e81ec3f2a2840d5c2.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
61KB
MD53f3fb07a6cf6145543338a03b415b07e
SHA1817196c375849085f810da4ced94093bb7156e02
SHA2565bca038d6bfdb333c6e1b46ae3109ec654d2663b7f8a0f3579748aa9863a478c
SHA51238535adca1a46ad446d8c37836ee6d0a6590e2f6cb090efb23d84d4f39c7ff299596fa4b3e664093288fa13a7d1b9655ff89a437d2c412c9b1479aff0204c993
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
24KB
MD5854f9fd7efa650609430894a22e4b04b
SHA1125aa56e3f97be48a139b708b1b406720fd82ebd
SHA256ffce342fa376434a8b33b6361134acb1e5e3fa6b19eb39acdc6cf6f1e93dd530
SHA512e64b52a9d22d1ee6e9aeb5655d857767dff05d504eae7968c9acb815e217b8b92a72ceed4eb0b70b9d7f76a167ce0c8448d41d5878cc4017214d1292876d5e78
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Filesize
380KB
MD57898c268f5fbc21ace4c5ae820ecabd2
SHA1cd73a74479dffe37a04d3817e7bcefc3995f6ddc
SHA256b329e809a5bc8a14ece38e311d5695c00ef949f5de97eb0ea448642c2362aecc
SHA51259548bc3916061db886fe6ed7055412dbfd5647f7cbce3767370cc227a00cc181de30d96409697861820c1ceabbb75a3d107deaaaac00f292840c144de6edc2b
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Filesize
428KB
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Filesize
672KB
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Filesize
728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB
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728KB