Analysis
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max time kernel
187s -
max time network
294s -
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 09:33
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
11tY2884.exe
Resource
win7-20231020-en
windows7-x64
5 signatures
300 seconds
General
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Target
11tY2884.exe
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Size
276KB
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MD5
edba3d62dc68ea88ea645be58f11be88
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SHA1
9c131a66d6ec32af181b0479c3e90d55b2c642ba
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SHA256
4d5f340b7d57382d4a19355b9b375c61d5fc14418936840c051e4fddefb95830
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SHA512
066c53e425b5073d559cfbd2a885c7c7e9a86c7b581301729d7ec307ae7ad5a42809c75a538ee21e235f02f3a5bc1c71f260ddf2089a1732392fd37695e9aae2
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SSDEEP
6144:MKWeIhzyZNGu42AfYHXHYY6o5Eob1B7uj/sQ1J8wcazdKH:MKWewyQfYmgDpUjpfcapK
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/4104-0-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/4104-4-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/4104-5-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/4104-3-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family behavioral2/memory/4104-6-0x0000000000400000-0x0000000000433000-memory.dmp mystic_family -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2336 set thread context of 4104 2336 11tY2884.exe 72 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72 PID 2336 wrote to memory of 4104 2336 11tY2884.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\11tY2884.exe"C:\Users\Admin\AppData\Local\Temp\11tY2884.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:4104
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