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Analysis
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max time kernel
148s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
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submitted
18/12/2024, 03:43
General
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Target
49a334c9a610a385f5e6b69f7ecacf566fceb61ce011bff41d5a1f061c2641d4.exe
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Size
208KB
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MD5
03d86f8981452a6da03509cf8895fe5a
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SHA1
44bd2bc21d2fc5a2b8bb2e903b2f06d9bfdb54da
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SHA256
49a334c9a610a385f5e6b69f7ecacf566fceb61ce011bff41d5a1f061c2641d4
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SHA512
38d70e6a0358e5d81498e249a4f71b8fba2c412744d42cffee7821750742edaec2f813b02cd4d8b97f18fd4abf8118780ec902c9e9862c4fdede2ad88a6c20eb
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SSDEEP
6144:LOYX27lPBA3YDMw4lj6idlMlwl7/79C87g:LwBAy0rlMI5y
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\49a334c9a610a385f5e6b69f7ecacf566fceb61ce011bff41d5a1f061c2641d4.exe"C:\Users\Admin\AppData\Local\Temp\49a334c9a610a385f5e6b69f7ecacf566fceb61ce011bff41d5a1f061c2641d4.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
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Downloads
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Filesize
593B
MD5926512864979bc27cf187f1de3f57aff
SHA1acdeb9d6187932613c7fa08eaf28f0cd8116f4b5
SHA256b3e893a653ec06c05ee90f2f6e98cc052a92f6616d7cca8c416420e178dcc73f
SHA512f6f9fd3ca9305bec879cfcd38e64111a18e65e30d25c49e9f2cd546cbab9b2dcd03eca81952f6b77c0eaab20192ef7bef0d8d434f6f371811929e75f8620633b
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Filesize
208KB
MD59c966400a393ab985232788bbceb4d95
SHA190ef128158cd3000f7e39b5608535f19e933221a
SHA25669e5d7c71588ee7ba432cd9f1c930668ce1304172d1987b8c7d87b50bc220571
SHA5124215bf7bc43d57010895c51a9e73b82b567f3539f88ccaa56490f9e6db5cf67adb4f867f4e701ad3a971768dd1a759f9f0d5fab7764dbaa4b0184fc7fe562247
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Filesize
728KB
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Filesize
728KB
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Filesize
672KB
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Filesize
796KB
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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
796KB
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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
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
796KB
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Filesize
796KB
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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
380KB
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Filesize
380KB
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Filesize
324KB
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Filesize
796KB
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Filesize
324KB
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Filesize
796KB