Analysis
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max time kernel
149s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
21-01-2025 10:57
General
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Target
c79e956d11294f55ba95806452c7650d90a776ae43d8b48c59af45d5c526647a.exe
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Size
208KB
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MD5
0722b34dd495b9d6ad8b40979a99ddc9
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SHA1
1869a082c458257760f89ea64f0ad6e6f7e02935
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SHA256
c79e956d11294f55ba95806452c7650d90a776ae43d8b48c59af45d5c526647a
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SHA512
25d9890b75487c7bdc0b6f7090e5c77bfa1f3ce7fe8317bc5531bdcf3bc48ad90384b8df61504dc941cc56226295b663c57052810a1e4a647df2cfe8a7a9fb9c
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SSDEEP
6144:oa1oB/yvpK0JCmRcRRR8N0e2kXfCqNidkfkw:obapK0JCmRcU9vVokfD
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 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 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\c79e956d11294f55ba95806452c7650d90a776ae43d8b48c59af45d5c526647a.exe"C:\Users\Admin\AppData\Local\Temp\c79e956d11294f55ba95806452c7650d90a776ae43d8b48c59af45d5c526647a.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
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
208KB
MD57e4cd2cd9244cffa27853ea9fee3ae67
SHA1012642caa62bb8c2b8ccb97a51c918249f669ad7
SHA25672606097a07b0b7db62ef3befe5510c54663436a29abf539945fa56faa31440e
SHA512d518cc4777a56dc70e328ee59d65f1c7a6d05e7a93f822c0f001e9cc93228f1e9e7b8ff3125e10b8b5e8b7146b39423ff744c19527c3f21817fdd1a0ef63e823
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Filesize
12KB
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Filesize
380KB
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Filesize
412KB
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Filesize
380KB
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Filesize
12KB
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Filesize
412KB
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Filesize
412KB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
412KB
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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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728KB
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728KB
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728KB
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Filesize
728KB
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728KB
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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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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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728KB
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728KB
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728KB
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Filesize
728KB
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Filesize
728KB
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728KB
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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
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728KB
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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