Analysis
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max time kernel
119s -
max time network
119s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
17-01-2025 15:50
General
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Target
f873a5fb514a5876c826d83d4e467ff5b85dc628f81286e19f8f1bd349d4c422N.exe
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Size
355KB
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MD5
cbd329a5fa4dde7b1f18045aecc79c10
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SHA1
06e27381fbe580958fff2b8aa2d410830c26ece2
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SHA256
f873a5fb514a5876c826d83d4e467ff5b85dc628f81286e19f8f1bd349d4c422
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SHA512
93fe42ad13b1417a06e3763ba4eae240eb48134c672573874dedc283dd8d76b18bc3942ea741aec395296352e5cc71fe63f50289d4689ae02583b51d2491893b
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SSDEEP
6144:LgEmWPDNND9yRPzLq+YXFqaZiMLic9kzVd7EAC4TSs9Ei:hmWhND9yJz+b1FcMLmp2ATTSsd
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\f873a5fb514a5876c826d83d4e467ff5b85dc628f81286e19f8f1bd349d4c422N.exe"C:\Users\Admin\AppData\Local\Temp\f873a5fb514a5876c826d83d4e467ff5b85dc628f81286e19f8f1bd349d4c422N.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
162B
MD54f8e702cc244ec5d4de32740c0ecbd97
SHA13adb1f02d5b6054de0046e367c1d687b6cdf7aff
SHA2569e17cb15dd75bbbd5dbb984eda674863c3b10ab72613cf8a39a00c3e11a8492a
SHA51221047fea5269fee75a2a187aa09316519e35068cb2f2f76cfaf371e5224445e9d5c98497bd76fb9608d2b73e9dac1a3f5bfadfdc4623c479d53ecf93d81d3c9f
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
61KB
MD5ad3a8362d206bf21eae66532a2ac27f4
SHA1f71a5fd321fc623ba6006f7406b2a8d3b3b98a8a
SHA256a9672821119dbca52c22dd0da411ef9eec923fe6fa8edcbe23583f0ca9f6bfb1
SHA512ef91f5ebab1729339c42bf0fda00ac4fc5a92831988d2dc18b87b9493c7ef8cafb0f9036da8deecef82a806b9cb8396e4687ab73bdfae73a08c06f1af9b02d86
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Filesize
41KB
MD5f28bbd9de995cbde7ce0511b3cc9a194
SHA1075bce5fff0bf128f34bddc69dc982e0e70c67b0
SHA256a8b7ed75510718e8cf27253e5abfb50b47daaba91dfc682d0e63772f91ff3d5a
SHA5128a52997868fe1a27b158ee1a44dd4e2e449b454286a08c1b82d38841c7572ac268461909a46af939b278d5f2c80eb0a1ec3db485ee849756559255169712ad8f
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Filesize
24KB
MD5b9c3e28cc1f8596ad8bca7b56438cd3a
SHA1b4142068d13aa5334fbab957bdbddf56a6b4bcd7
SHA2566eff4519fe090651c0956364cb95aafb39ccb95fd6294bf7299b5dea149de849
SHA512e145145f5ffadbfd769d3025e3b9d1890053d05c891ae1ab281662bc10f92e5868a4cb680f574526366a2e5b2adf71c77de3c8503a84bc0dfc00fc450d51e0e7
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Filesize
355KB
MD5cbdb2451624bc0072217ba774555ada2
SHA1ff1c0e5f8acef46fe487ce6b3457ba19c1318d5d
SHA256797ce147b6902e276b4ab5c8f358fe36993c37c39308325f2e85dc999fc06eb7
SHA51236cf3ded52478f554d82ee4c96c2fa4a45f2e3d26f0008814b665a0cd84b9cb4487621f8fa45bdd3df312b38bbe88a57789590cbbcc22700b5194c6c102e5fd1
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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
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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
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Filesize
728KB
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Filesize
728KB
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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
380KB