Analysis
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max time kernel
151s -
max time network
158s -
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, 14:44
Static task
static1
Behavioral task
behavioral1
Sample
7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe
Resource
win7-20230831-en
5 signatures
150 seconds
General
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Target
7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe
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Size
379KB
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MD5
5c44c2b15446a6037d690f846d34c650
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SHA1
fb7ca3df77dc7032575dc82e614f69c6b7fd4fa5
-
SHA256
7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8
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SHA512
cbcc6980d53551218edae013af3339910124e352fb80becc8b022b2bde1dad4b135848c54b35874e10c4a85a00763c7e5d9461413dcd52a62beb8b26ba32d8e3
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SSDEEP
6144:9jCScRgs3r9vIum2Tg0N63KAOfXStjFrdJLKzeC4KLzFi+a0tLkjrjHYaTg3F:9jWRP3r9HmetX2PLKL4K1iSB+Aas3F
Malware Config
Extracted
Family
mystic
C2
http://5.42.92.211/loghub/master
Signatures
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Detect Mystic stealer payload 6 IoCs
resource yara_rule behavioral2/memory/4396-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4396-1-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4396-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4396-2-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4396-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/4396-5-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3380 set thread context of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 -
Program crash 1 IoCs
pid pid_target Process procid_target 2948 3380 WerFault.exe 86 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88 PID 3380 wrote to memory of 4396 3380 7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe"C:\Users\Admin\AppData\Local\Temp\7f2e3139cc4441094ffcf2c86e1bfc70be7ac965666055dc47fe86fdc28dcfa8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:4396
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3380 -s 2842⤵
- Program crash
PID:2948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3380 -ip 33801⤵PID:4924