Analysis
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max time kernel
148s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
06/10/2023, 19:08
Static task
static1
General
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Target
b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe
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Size
378KB
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MD5
edb8d6606c68907f903c600d2a8d7d7f
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SHA1
860ed7a91b76faa575e3a76e333b818c41bdc9af
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SHA256
b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1
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SHA512
526e20da72b74b54a5afe9a1e9606cebe0f5a578396e4582590335cbbf29299babb6925b592cc145d7852b3553e3c6be1c8b95e69dae56ac1c92576b8bf75d1c
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SSDEEP
6144:fTCTCH557yGY/fjBximSLB5aAOciFqhMIG3SKsCnrBSHtNj:fT7Hr7yV3OW9FoMlsCCj
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/3584-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral1/memory/3584-1-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral1/memory/3584-2-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral1/memory/3584-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral1/memory/3584-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1812 set thread context of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 -
Program crash 1 IoCs
pid pid_target Process procid_target 4716 1812 WerFault.exe 84 -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1812 wrote to memory of 4544 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 87 PID 1812 wrote to memory of 4544 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 87 PID 1812 wrote to memory of 4544 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 87 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88 PID 1812 wrote to memory of 3584 1812 b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe"C:\Users\Admin\AppData\Local\Temp\b245220ca55d52598a2bb1b10f30f4d8e1ffc42800a6596fe5dc0fc3f75343c1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1812 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:4544
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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:3584
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1812 -s 1642⤵
- Program crash
PID:4716
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1812 -ip 18121⤵PID:3780