Analysis
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max time kernel
140s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20220414-en -
submitted
03-05-2022 00:37
Static task
static1
Behavioral task
behavioral1
Sample
2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe
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Size
259KB
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MD5
97b5d890ffc4e058d87db11a50e359f1
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SHA1
9730784de28963a6ae52620281c9ab141668bdd9
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SHA256
2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7
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SHA512
583e6475ce0775e7f463a32f7a1b6bf91827740f5884f375aa7e4727db39205a7c2a64a09d76ffabcbe25e54f4576398af67b94784e42c417b971ad504fc3448
Malware Config
Signatures
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Taurus Stealer Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/5036-131-0x00000000053A0000-0x00000000053D6000-memory.dmp family_taurus_stealer behavioral2/memory/5036-132-0x0000000000400000-0x0000000005168000-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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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 5100 5036 WerFault.exe 2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 1680 timeout.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.execmd.exedescription pid process target process PID 5036 wrote to memory of 2244 5036 2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe cmd.exe PID 5036 wrote to memory of 2244 5036 2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe cmd.exe PID 5036 wrote to memory of 2244 5036 2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe cmd.exe PID 2244 wrote to memory of 1680 2244 cmd.exe timeout.exe PID 2244 wrote to memory of 1680 2244 cmd.exe timeout.exe PID 2244 wrote to memory of 1680 2244 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe"C:\Users\Admin\AppData\Local\Temp\2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\cmd.exe/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\Temp\2261ef303b8bab85d0c6a6de87cf92efb5dece4c92cf057a6fbfc68b06d4c3f7.exe2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /t 33⤵
- Delays execution with timeout.exe
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5036 -s 13122⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5036 -ip 50361⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1680-134-0x0000000000000000-mapping.dmp
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memory/2244-133-0x0000000000000000-mapping.dmp
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memory/5036-130-0x0000000005417000-0x0000000005438000-memory.dmpFilesize
132KB
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memory/5036-131-0x00000000053A0000-0x00000000053D6000-memory.dmpFilesize
216KB
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memory/5036-132-0x0000000000400000-0x0000000005168000-memory.dmpFilesize
77.4MB