Analysis
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max time kernel
151s -
max time network
159s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
11/10/2023, 20:33
Static task
static1
Behavioral task
behavioral1
Sample
5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe
Resource
win7-20230831-en
5 signatures
150 seconds
General
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Target
5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe
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Size
380KB
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MD5
9a51d136509a5f6a05ea3f22c1b76515
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SHA1
dbcb31f3062e25a1897530e7b083ec4db88222d7
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SHA256
5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5
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SHA512
a49944cbecf1e1f40e242428d9db03209220fd23973f447e1339de7bf84023e90c02cfc82a294b9b54c332d08146634a99a860c087abe495b632abe7e537dfd1
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SSDEEP
6144:FlPnhHX110KwTVSf3pOCq5b6uAO5W8TpleJ3puKOgL4fDlHHBx0fGQgmqwm:FlPh3110dVaUcubWca3lAlHHB6GQgLwm
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/5064-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/5064-1-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/5064-2-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/5064-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/5064-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 744 set thread context of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 -
Program crash 1 IoCs
pid pid_target Process procid_target 324 744 WerFault.exe 81 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83 PID 744 wrote to memory of 5064 744 5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe"C:\Users\Admin\AppData\Local\Temp\5b0c6b0f5c40f65f4b32be16083d3b7aa9f4e52e55617d58eb98f1050374cac5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:744 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:5064
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 744 -s 2482⤵
- Program crash
PID:324
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 744 -ip 7441⤵PID:260