Analysis
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max time kernel
113s -
max time network
143s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
22-06-2022 12:14
Static task
static1
Behavioral task
behavioral1
Sample
cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
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Target
cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe
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Size
2.4MB
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MD5
2e1753b96c9e7c1a90f1c2a31d054769
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SHA1
bf202c1dad2b1039b63dfb018bb6fdc21dd0d58b
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SHA256
cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86
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SHA512
f3552c29934200d6eac21b86f4258943d4a54c945893b34ca02955b4bad4bab891b4247bd3abf0ea038bdfee0b73d976d8b9fa43d67a483058a3a87302d81392
Score
8/10
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/1856-55-0x0000000000D20000-0x00000000014AA000-memory.dmp upx behavioral1/memory/1856-57-0x0000000000D20000-0x00000000014AA000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Set value (int) \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe = "11001" cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Key created \REGISTRY\USER\S-1-5-21-790309383-526510583-3802439154-1000\Software\Microsoft\Internet Explorer\Main cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe -
Suspicious behavior: EnumeratesProcesses 18 IoCs
Processes:
cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exepid process 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
Processes:
cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exedescription pid process Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe Token: SeIncreaseQuotaPrivilege 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exepid process 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe 1856 cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe"C:\Users\Admin\AppData\Local\Temp\cf8ffbe2d1b8da0bae72254d521c615e53441de89a9a91eb716687a2d12aff86.exe"1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1856-54-0x0000000075CE1000-0x0000000075CE3000-memory.dmpFilesize
8KB
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memory/1856-55-0x0000000000D20000-0x00000000014AA000-memory.dmpFilesize
7.5MB
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memory/1856-56-0x00000000742E1000-0x00000000742E3000-memory.dmpFilesize
8KB
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memory/1856-57-0x0000000000D20000-0x00000000014AA000-memory.dmpFilesize
7.5MB