Analysis
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max time kernel
300s -
max time network
189s -
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 09:30
Static task
static1
Behavioral task
behavioral1
Sample
2AQ9373.exe
Resource
win7-20231023-en
windows7-x64
5 signatures
300 seconds
General
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Target
2AQ9373.exe
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Size
310KB
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MD5
2ea1fe5e48ff5e021b18c632d674cfd7
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SHA1
5d4f2c90048e5a04a3cef2f8045fe65f5a3464a7
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SHA256
189abcba819ada066ab0e305a49a6a95d4ae5f53e3f9fc62d1e0306d9398ec42
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SHA512
26f90d2c5c828e493049629cf5c67fc3f71eda78b364acbba666633907dc9aab9ccbb21b9ebf626f03cd188309b0336c0313c5222f31f26c3e07775d147936a9
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SSDEEP
6144:FRJ4eu5tKdffzjVOEaRLs46i2fNjKAyWqjNWsHffh9NzL:FRJ4e5fPV5aRLsBf1yxAuh9Nv
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/3836-0-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/3836-3-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/3836-4-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/3836-5-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/3836-6-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4500 set thread context of 3836 4500 2AQ9373.exe 73 -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 4500 wrote to memory of 2948 4500 2AQ9373.exe 72 PID 4500 wrote to memory of 2948 4500 2AQ9373.exe 72 PID 4500 wrote to memory of 2948 4500 2AQ9373.exe 72 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73 PID 4500 wrote to memory of 3836 4500 2AQ9373.exe 73
Processes
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C:\Users\Admin\AppData\Local\Temp\2AQ9373.exe"C:\Users\Admin\AppData\Local\Temp\2AQ9373.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4500 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:2948
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:3836
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