Analysis
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max time kernel
187s -
max time network
192s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
30-11-2022 13:21
Behavioral task
behavioral1
Sample
185150cf963d86f864b8f88352e27d8bd43c02a0931204e43ba9d1ca9da307b0.dll
Resource
win7-20220812-en
windows7-x64
8 signatures
150 seconds
General
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Target
185150cf963d86f864b8f88352e27d8bd43c02a0931204e43ba9d1ca9da307b0.dll
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Size
701KB
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MD5
4cf1deb0b1ff249384a85826536ae644
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SHA1
5fbeb20d18fa6a9b14aee61e11caaf2114d9cb73
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SHA256
185150cf963d86f864b8f88352e27d8bd43c02a0931204e43ba9d1ca9da307b0
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SHA512
52d01ae97723112e3e05f7ea4733e9d0847667935dbd286956aee6acd4fe84684bb1db3b82dcfd735e98ce6ec68720cb52051ae497aad9ecb5974d73e4004991
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SSDEEP
12288:lgIn6s/NFLEs3IOcwKs/rs9aaVBTlm64fPtA+AfbOIEH/WRep8KKJv31:ldJjIOcwKs/r8lm6L+vz/eepPy
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/4540-134-0x0000000002F80000-0x0000000003126000-memory.dmp purplefox_rootkit behavioral2/memory/4540-140-0x0000000010000000-0x0000000010169000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4540-134-0x0000000002F80000-0x0000000003126000-memory.dmp family_gh0strat behavioral2/memory/4540-140-0x0000000010000000-0x0000000010169000-memory.dmp family_gh0strat -
Blocklisted process makes network request 2 IoCs
Processes:
rundll32.exeflow pid process 14 4540 rundll32.exe 97 4540 rundll32.exe -
Processes:
resource yara_rule behavioral2/memory/4540-133-0x0000000010000000-0x0000000010169000-memory.dmp upx behavioral2/memory/4540-140-0x0000000010000000-0x0000000010169000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
rundll32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Éù¿¨Çý¶¯ = "C:\\Windows\\SysWOW64\\rundll32.exe" rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
rundll32.exedescription pid process target process PID 3628 wrote to memory of 4540 3628 rundll32.exe rundll32.exe PID 3628 wrote to memory of 4540 3628 rundll32.exe rundll32.exe PID 3628 wrote to memory of 4540 3628 rundll32.exe rundll32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\185150cf963d86f864b8f88352e27d8bd43c02a0931204e43ba9d1ca9da307b0.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\185150cf963d86f864b8f88352e27d8bd43c02a0931204e43ba9d1ca9da307b0.dll,#12⤵
- Blocklisted process makes network request
- Adds Run key to start application
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/4540-132-0x0000000000000000-mapping.dmp
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memory/4540-133-0x0000000010000000-0x0000000010169000-memory.dmpFilesize
1.4MB
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memory/4540-134-0x0000000002F80000-0x0000000003126000-memory.dmpFilesize
1.6MB
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memory/4540-140-0x0000000010000000-0x0000000010169000-memory.dmpFilesize
1.4MB