General
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Target
otc 4 fix (no depot).exe
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Size
36.1MB
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Sample
210713-d13byp9blj
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MD5
2af397334802bc90ee5f14270e51446e
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SHA1
38d211c10f0b10ee007a9d3fa39513485a08524d
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SHA256
6d5225ec9ee44d1d375dae8f6df80dcd102faa80c1d9072deed04635635c5dc4
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SHA512
b4ddc0dc3e376e398646a09ccf225ee628aefe75ff83d384fc180dd79aef2732b21db423b0c4144ba1d64f48b1d93d39056373bbecd6ec7c7fa482963773e532
Static task
static1
Behavioral task
behavioral1
Sample
otc 4 fix (no depot).exe
Resource
win7v20210408
Behavioral task
behavioral2
Sample
otc 4 fix (no depot).exe
Resource
win10v20210408
Malware Config
Targets
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Target
otc 4 fix (no depot).exe
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Size
36.1MB
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MD5
2af397334802bc90ee5f14270e51446e
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SHA1
38d211c10f0b10ee007a9d3fa39513485a08524d
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SHA256
6d5225ec9ee44d1d375dae8f6df80dcd102faa80c1d9072deed04635635c5dc4
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SHA512
b4ddc0dc3e376e398646a09ccf225ee628aefe75ff83d384fc180dd79aef2732b21db423b0c4144ba1d64f48b1d93d39056373bbecd6ec7c7fa482963773e532
Score8/10-
Executes dropped EXE
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Drops startup file
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Loads dropped DLL
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtSetInformationThreadHideFromDebugger
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