Analysis
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max time kernel
111s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
03-01-2025 15:45
General
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Target
b9b216f8448f5c4aa836eee7456195de4c54ec5956ce00d09156eea3d512cb51N.exe
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Size
212KB
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MD5
3bc1a063f3ef546811d22ad0da4318d0
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SHA1
98fa545e91b37cf2e4692110154a5509349c117c
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SHA256
b9b216f8448f5c4aa836eee7456195de4c54ec5956ce00d09156eea3d512cb51
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SHA512
644c01a9751c55ed2ad0fbb9e1f48196b586ea9b1d03deb5bb2f4dbb3d1c76f7ab76fb2d77ad9d4916f5e4a3b3f1c33043e9f5214952e100fcb65ab4930f045b
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SSDEEP
6144:Qob34ERMS/H7YAVsobrVn5G4E3Hi96mbQzJWFO8Omw4GZ:vboEj/8ASWM4Ki96/zqIKGZ
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\b9b216f8448f5c4aa836eee7456195de4c54ec5956ce00d09156eea3d512cb51N.exe"C:\Users\Admin\AppData\Local\Temp\b9b216f8448f5c4aa836eee7456195de4c54ec5956ce00d09156eea3d512cb51N.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
12KB
MD5caa300673c11a7627a7b6346e1a93b61
SHA17ecaf36f1e150c478b6cfc3446ec7f0c662c071a
SHA25642ae110a0ecd0d83c4f12314d42a585354b501856dc3c7b483123fcbc317f2aa
SHA512f11f1182d2fdc14b2c64e2221091e318f76c9a41824977c1a93bf2077300bba919ca4a01c80340c4c20d239ac6dbadf091f544891f0ec72df62a6cc11231faa6
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Filesize
41KB
MD55ffa6823ef048fb3e939109351a65c50
SHA1b3606d08b6528d0b4f65c99ad4036796ee4da601
SHA256aefb8fbccd450a7f6e0b652ba8adb6bca370972c11627127a6cf1f41d99a0970
SHA51298e3fa556f49edd6a45b920c3bf40de9cb3196e0d1ee41bbcd66901875da5bd4b54b1850e100105be138fe2ee4e999f1a07e59b0fee48daa56f630725059bd35
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Filesize
212KB
MD582344a4f0ee9c423eb86f7b34f993c00
SHA1d22ce577e6e217ed5568e21bd48de2aa65eee477
SHA256fc2ec3f8f4e226cffcdcfe41afd6b97c9edb8585b86a4004cd1bba0368b864c7
SHA512b655037913daa003b01be02102ff0a227c3d8dd27b86c9ad8d98b25ac579d9906c037110aff2bc6dc1ab86aae55b7c52b725bf710c05dd4a495692a8fd6a2c4b
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Filesize
1.7MB
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Filesize
324KB
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Filesize
380KB
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Filesize
1.7MB
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Filesize
380KB
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Filesize
324KB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.7MB
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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
1.7MB
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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
1.7MB
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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
1.7MB
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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