Analysis
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max time kernel
17s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
29-11-2022 20:42
Behavioral task
behavioral1
Sample
7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe
Resource
win10v2004-20221111-en
General
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Target
7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe
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Size
1.5MB
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MD5
ce7e7e3b299776c3b5c2bbfa4c67860d
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SHA1
74f5c4ea0ec167e4275e1de4c2c60f9a10393f69
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SHA256
7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d
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SHA512
617447ae1ec3a2e2d38656476f4c72ab7b3d129f11414e1c25d5686bda4166ad18989e4789e57bf4bf610c9f2fa8c68dc914aba81647708afdb91b9d631b8220
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SSDEEP
24576:++6rhqNuKrW1QwBBfm/6bQRhJF5it4qd8w5WZe0eoBhpJQKt228IrtigO5qX:+7rh4rrdqGrot9d8w5WZ26Tnto3q
Malware Config
Signatures
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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 668 892 WerFault.exe 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe -
Modifies registry class 10 IoCs
Processes:
7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\LocalServer32 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe" 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.MyNSHandler\Clsid\ = "{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}" 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC} 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.MyNSHandler 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.MyNSHandler\ = "this is my ebook" 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.MyNSHandler\Clsid 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\ProgID 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\ProgID\ = "7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.MyNSHandler" 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{E8CFC029-8420-4EAE-ADEF-915BDC77E1DC}\ = "this is my ebook" 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exedescription pid process target process PID 892 wrote to memory of 668 892 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe WerFault.exe PID 892 wrote to memory of 668 892 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe WerFault.exe PID 892 wrote to memory of 668 892 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe WerFault.exe PID 892 wrote to memory of 668 892 7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe WerFault.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe"C:\Users\Admin\AppData\Local\Temp\7c9549d0d6b034e007bd7155faf9c8ddc223577e062a3dc0e4657f762dfba40d.exe"1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 892 -s 3962⤵
- Program crash
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/668-56-0x0000000000000000-mapping.dmp
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memory/892-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmpFilesize
8KB
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memory/892-55-0x0000000000400000-0x0000000000602000-memory.dmpFilesize
2.0MB
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memory/892-57-0x0000000000400000-0x0000000000602000-memory.dmpFilesize
2.0MB