Analysis
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max time kernel
184s -
max time network
293s -
platform
windows10-1703_x64 -
resource
win10-20230915-en -
resource tags
arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system -
submitted
06/10/2023, 05:12
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2eL1931.exe
Resource
win7-20230831-en
5 signatures
300 seconds
General
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Target
2eL1931.exe
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Size
1.7MB
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MD5
144dc3c0a5275a93ff86f00b5c61b9ec
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SHA1
784168ab3c4711737656ca13dc4cb59ca267fa45
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SHA256
179649325e561f83a53c5cba99cd8f1f589064c8d0f2029fb8e06f61ae986787
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SHA512
9af6a9870077621eb046d6fed0fac88eba35edd4cd5e60f49c46018ab633d5cc77ddb9a93886178544198099a4e3b20726a32729ec9d1cf89524b4a579afb783
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SSDEEP
24576:kxxY5A0vimILM/cVmbFgHng2zm6a9Dhvhoos5TtbWf:kL0vimILM/4gFqgAm6a3vZCqf
Malware Config
Extracted
Family
mystic
C2
http://5.42.92.211/loghub/master
Signatures
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Detect Mystic stealer payload 5 IoCs
resource yara_rule behavioral2/memory/4060-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4060-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4060-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4060-5-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4060-6-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4040 set thread context of 4060 4040 2eL1931.exe 70 -
Program crash 1 IoCs
pid pid_target Process procid_target 2104 4040 WerFault.exe 69 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70 PID 4040 wrote to memory of 4060 4040 2eL1931.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\2eL1931.exe"C:\Users\Admin\AppData\Local\Temp\2eL1931.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4040 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:4060
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 3362⤵
- Program crash
PID:2104
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