Analysis
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max time kernel
183s -
max time network
206s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
30-11-2022 15:55
Behavioral task
behavioral1
Sample
8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5.exe
Resource
win10v2004-20220812-en
General
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Target
8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5.exe
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Size
5.7MB
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MD5
03f7e21506f089d657a6c04c55902976
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SHA1
dda208c6619d4e43107666bc6f8a5f84b6cb768a
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SHA256
8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5
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SHA512
edd93821c820d545610fd1fe5703bbbc4b908b18f2d6020d4e12926207928c4fc99c69c7ec797a745f7bcabff31c2d7b9df1cc50627d5f4fa2a28f9c7f2c82de
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SSDEEP
98304:qMbTbHYM2WwqOJ4V9PTs8yuCtJ9IL6VkS8nNSlR/W/2l/zAbPppEiPu3mz7:l/HYVtqOJqTsVvXILUkS8NSlR+KsnExw
Malware Config
Signatures
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Shurk
Shurk is an infostealer, written in C++ which appeared in 2021.
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Shurk Stealer payload 4 IoCs
resource yara_rule behavioral1/memory/1308-54-0x0000000000F30000-0x0000000001894000-memory.dmp shurk_stealer behavioral1/memory/1308-55-0x0000000000F30000-0x0000000001894000-memory.dmp shurk_stealer behavioral1/memory/1308-58-0x0000000000F30000-0x0000000001894000-memory.dmp shurk_stealer behavioral1/memory/1308-59-0x0000000000F30000-0x0000000001894000-memory.dmp shurk_stealer -
resource yara_rule behavioral1/memory/1308-54-0x0000000000F30000-0x0000000001894000-memory.dmp vmprotect behavioral1/memory/1308-55-0x0000000000F30000-0x0000000001894000-memory.dmp vmprotect behavioral1/memory/1308-58-0x0000000000F30000-0x0000000001894000-memory.dmp vmprotect behavioral1/memory/1308-59-0x0000000000F30000-0x0000000001894000-memory.dmp vmprotect -
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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Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1308 8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1308 8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5.exe 1308 8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5.exe"C:\Users\Admin\AppData\Local\Temp\8a644dfd2abc6310fc90f7e6908c373190a956544a4fd15de05fc5974704e7d5.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:1308