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Analysis
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max time kernel
152s -
max time network
186s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
10/10/2023, 22:21
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe
Resource
win7-20230831-en
5 signatures
150 seconds
General
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Target
3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe
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Size
356KB
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MD5
12b455c4175731142ff6eb653193fb23
-
SHA1
475387ae1b3f802f76acc44fb2958930e8a6533d
-
SHA256
3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556
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SHA512
2622e4bf7f8d4fa2cbd0fc7e683f74e61ad63ce33d88a4c60cf45491b087e5909ef3fd22a247d0476fa72b2a9d7a8bda26ea94757f8f4ef04a30e39328c43583
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SSDEEP
6144:wMTeW/s5GqrO5aXnfEGIXWPvZAO4y44zVu2Stje2/Eh5rkdY9un44eVs0BC+:wmcGqrOk86xA4s2SEOGs0BC+
Malware Config
Extracted
Family
mystic
C2
http://5.42.92.211/loghub/master
Signatures
-
Detect Mystic stealer payload 5 IoCs
resource yara_rule behavioral2/memory/3800-0-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/3800-2-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/3800-1-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/3800-3-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic behavioral2/memory/3800-4-0x0000000000400000-0x0000000000428000-memory.dmp family_mystic -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1696 set thread context of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 -
Program crash 1 IoCs
pid pid_target Process procid_target 4816 1696 WerFault.exe 83 -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87 PID 1696 wrote to memory of 3800 1696 3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe"C:\Users\Admin\AppData\Local\Temp\3bf82e78c1668578276f0eff8ede9d61d214f78b6d495764c740e0869abcb556.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1696 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"2⤵PID:3800
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1696 -s 1562⤵
- Program crash
PID:4816
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1696 -ip 16961⤵PID:1772