Analysis
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max time kernel
117s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
02-12-2024 15:14
General
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Target
065c8ba25b8c51289cd238a5a85bd75707f9c28ca944e1e9250c6037a9dca040N.exe
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Size
217KB
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MD5
f6abfd9770852c8c66b086a6fb90cfa0
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SHA1
062de316d896e8ab2b39f6aeb6073207007d46fe
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SHA256
065c8ba25b8c51289cd238a5a85bd75707f9c28ca944e1e9250c6037a9dca040
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SHA512
ea5853568d99d3f31da0f3dd44c9b7684b0cc77238ee85dc99bf0556b99bf4369a68abba369e3dde8815a1a8bdb3a1698749d9245d586c5c9ffbea7f21d901cb
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SSDEEP
6144:TrRaTyDOnlo7eM+mlkWgRXOqobzWjozm2ulYM6Y:/sTbzu1glovW4EH6Y
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\065c8ba25b8c51289cd238a5a85bd75707f9c28ca944e1e9250c6037a9dca040N.exe"C:\Users\Admin\AppData\Local\Temp\065c8ba25b8c51289cd238a5a85bd75707f9c28ca944e1e9250c6037a9dca040N.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
481B
MD545d71dfde6302dd90cee77e957adecee
SHA1de0df403de6af842dec13cb66f7694115a4ed3f7
SHA2565d82839eaa13f84952b647792d251bd1b9f4d7ac6f30fcd45fd014bd15538180
SHA512c66a5465ccfdc22a1f51f4207d73e91a085881e2e9ccd518e18ca3772fa901a349ea6551ade8708281e31bf8008f2d105ed0d3cd78f4fe2ae7403d6ca128b629
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Filesize
1KB
MD541c39661ad85ed9d6dd72d8c2742a5d8
SHA1d3d7163ad37e3f93cd3e04b52267a4bc5462bd75
SHA25612e545b93a34ee8ec7f66a624e1a857eb01ebaae718e58e4155320240838fdbc
SHA5126f09457f81920befab6b96b50471a46b888eb933f4908719f22fa7bd33b791a4bf5fc71cd10e0eaaf652cf59e8e807552f75ee2eebceb4f0fdcdf76ef8669afe
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Filesize
217KB
MD578e6595196f4fa5e06d5511db9b03687
SHA1b50d74b2a1691b3673726b772cd4c568e44414f7
SHA25662707b7b98793db099bb88ab979fc9781c400d70469bc873a1fd2bdc496c5eb0
SHA51293f233ba27e824886a55d066e6996d8ac919652328b7091b0a5823f6e441166c0c123746408b4d01dfbaa0e90c5aa2b4e6f285ca5ec152c77a4be653e2ce475d
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
728KB
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Filesize
728KB
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Filesize
1.5MB
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Filesize
672KB
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Filesize
672KB
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Filesize
672KB
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Filesize
1.5MB
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Filesize
728KB
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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
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
1.5MB
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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
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
1.5MB
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Filesize
380KB
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Filesize
380KB
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Filesize
1.5MB
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Filesize
324KB
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Filesize
324KB