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Analysis
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max time kernel
186s -
max time network
250s -
platform
windows10-1703_x64 -
resource
win10-20231020-en -
resource tags
arch:x64arch:x86image:win10-20231020-enlocale:en-usos:windows10-1703-x64system -
submitted
13/11/2023, 09:39
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
11zL5692.exe
Resource
win7-20231025-en
5 signatures
300 seconds
General
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Target
11zL5692.exe
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Size
276KB
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MD5
6388d171313b848164f405dc3f7f79cd
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SHA1
27eaddb12dea3065f72c2e6f146b24550cb3d986
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SHA256
627bdf7a9650d45175723c9dd313ce63df6be286018d4e3f746c6ee42bad7e45
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SHA512
6961e784720875763ec57c8d75cf57f9cc35a6f2a7ce64873c2546ea63a9197f4c1aac4e7cf68af5b0e4e2193c27a56109885741cba60a90b1c2b1aef8c92375
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SSDEEP
6144:2KWeIhzyZNGuHPqKLQGD5N15kBL28+5lJSenN+UKH:2KWewyh7LFpkxNGvK
Malware Config
Extracted
Family
mystic
C2
http://5.42.92.43/loghub/master
Signatures
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Detect Mystic stealer payload 5 IoCs
resource yara_rule behavioral2/memory/3532-3-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/3532-5-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/3532-4-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/3532-0-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/3532-6-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1504 set thread context of 3532 1504 11zL5692.exe 22 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22 PID 1504 wrote to memory of 3532 1504 11zL5692.exe 22
Processes
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C:\Users\Admin\AppData\Local\Temp\11zL5692.exe"C:\Users\Admin\AppData\Local\Temp\11zL5692.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1504 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:3532
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