Analysis
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max time kernel
147s -
max time network
157s -
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, 19:49
Static task
static1
Behavioral task
behavioral1
Sample
bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe
Resource
win7-20230831-en
5 signatures
150 seconds
General
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Target
bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe
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Size
380KB
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MD5
2138347d41f1d36a98da4dab086bca7c
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SHA1
d6b92582a86876414acec4d9035394bd8f992f67
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SHA256
bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2
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SHA512
eafb3b89eb2e7c681f310afdfcdd473ecbc51e93539f68782a6c09af2044a3bb79d6888a20b77225c4512f354a66d07fa0b8a345eb0efb77490e50536906a5f4
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SSDEEP
6144:plPchHX110KwTVSf3pOCq5b6uAO9S4HsVhbkkpKRjv1l5lrUpa4+PT29qwm:plPi3110dVaUcuLPEhHKdTrUparyMwm
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/2760-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/2760-1-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/2760-2-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/2760-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/2760-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4612 set thread context of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 -
Program crash 1 IoCs
pid pid_target Process procid_target 4700 4612 WerFault.exe 84 -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 4612 wrote to memory of 1496 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 86 PID 4612 wrote to memory of 1496 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 86 PID 4612 wrote to memory of 1496 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 86 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87 PID 4612 wrote to memory of 2760 4612 bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe"C:\Users\Admin\AppData\Local\Temp\bfa2583daa3c0e78f367e28f1638d130eef29ad911b916ece869f3954855c5e2.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4612 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:1496
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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:2760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 2362⤵
- Program crash
PID:4700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4612 -ip 46121⤵PID:3468