Analysis
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max time kernel
119s -
max time network
124s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
21-02-2022 23:04
Static task
static1
Behavioral task
behavioral1
Sample
DOCUMENT FILE.exe
Resource
win7-en-20211208
0 signatures
0 seconds
General
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Target
DOCUMENT FILE.exe
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Size
360KB
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MD5
fbe426a8d46b433667c3a30f38c703ab
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SHA1
bed53dc755559ecc8ed6a84f7efbe877937324de
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SHA256
847fa8413751c698b7cb1f258a4365d8e50915e4811fa916308f6b0e18cbc17d
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SHA512
8c22771d773da05bb36d0f4285c25b61157ad42c044d6029f98103b755b5567b2964d225fd18d9d0295bb25a002ba8c9dec9a9567862822ced0ea108f26c8956
Malware Config
Signatures
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Taurus Stealer Payload 3 IoCs
Processes:
resource yara_rule behavioral1/memory/1652-56-0x0000000000250000-0x0000000000289000-memory.dmp family_taurus_stealer behavioral1/memory/1872-57-0x0000000000400000-0x000000000043A000-memory.dmp family_taurus_stealer behavioral1/memory/1872-59-0x0000000000400000-0x000000000043A000-memory.dmp family_taurus_stealer -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
DOCUMENT FILE.exedescription pid process target process PID 1652 set thread context of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1032 timeout.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
DOCUMENT FILE.exeDOCUMENT FILE.execmd.exedescription pid process target process PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1652 wrote to memory of 1872 1652 DOCUMENT FILE.exe DOCUMENT FILE.exe PID 1872 wrote to memory of 1308 1872 DOCUMENT FILE.exe cmd.exe PID 1872 wrote to memory of 1308 1872 DOCUMENT FILE.exe cmd.exe PID 1872 wrote to memory of 1308 1872 DOCUMENT FILE.exe cmd.exe PID 1872 wrote to memory of 1308 1872 DOCUMENT FILE.exe cmd.exe PID 1308 wrote to memory of 1032 1308 cmd.exe timeout.exe PID 1308 wrote to memory of 1032 1308 cmd.exe timeout.exe PID 1308 wrote to memory of 1032 1308 cmd.exe timeout.exe PID 1308 wrote to memory of 1032 1308 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\DOCUMENT FILE.exe"C:\Users\Admin\AppData\Local\Temp\DOCUMENT FILE.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1652 -
C:\Users\Admin\AppData\Local\Temp\DOCUMENT FILE.exe"C:\Users\Admin\AppData\Local\Temp\DOCUMENT FILE.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\Windows\SysWOW64\cmd.exe/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\DOCUMENT FILE.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1308 -
C:\Windows\SysWOW64\timeout.exetimeout /t 34⤵
- Delays execution with timeout.exe
PID:1032