Analysis
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max time kernel
140s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
05/10/2023, 22:36
Static task
static1
1 signatures
General
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Target
28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe
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Size
1.7MB
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MD5
501bd8c4a18e386f240b6d77d388cbb3
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SHA1
139abbb0b50364a4cb1cb3a702f0456c184eb1fa
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SHA256
28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb
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SHA512
5e10e5bf6db62ae1893e9a5e2c32970fa289da2537cb34ebe0db458bd1278c6ca6e846660c76a3fb19b45f5015829056a05bcacfb0e9df96044f9251090412d0
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SSDEEP
24576:XFxY5A0vimILMPcVZT6gH/A2Z46a9DhvhTTwFSMHTf:XP0vimILMP4l6SAO46a3v9wYMHTf
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 behavioral1/memory/3892-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral1/memory/3892-1-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral1/memory/3892-2-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral1/memory/3892-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral1/memory/3892-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 232 set thread context of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 -
Program crash 1 IoCs
pid pid_target Process procid_target 2052 232 WerFault.exe 81 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83 PID 232 wrote to memory of 3892 232 28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe"C:\Users\Admin\AppData\Local\Temp\28682b28680d4aca937081f79e939f7a14cdb18ba033c52f4c8f0f63ee0db9cb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:232 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:3892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 232 -s 3962⤵
- Program crash
PID:2052
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 232 -ip 2321⤵PID:3484