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General
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Target
2024-06-05_3e9a614792be8aa430af223b03ea38be_cova_ryuk
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Size
21.4MB
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Sample
240605-kvklvscb92
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MD5
3e9a614792be8aa430af223b03ea38be
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SHA1
7f5e5fdefc0b649f96650bc58c7ed7523a86f6b5
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SHA256
94570010902d816cf8b2be7294bcb0bb594088e4ffc067845c58c0b54d0f9159
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SHA512
6633210c7c21ab3adce96c57cf41bb4f99944e4409f4387e5057a52ade9aa06c86cacb27ada76c7c2160aaca31e50a26b150645c6194d3e898d8efdf34effb46
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SSDEEP
393216:4zWJNLzg4F3wg0A6EMevQDnvdS6k2z3/fS/K96bOzHCFjvaLIAxvrfw3JgJvS:46XPgRrEM7dS6pRziNb8vrYr
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-05_3e9a614792be8aa430af223b03ea38be_cova_ryuk.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-05_3e9a614792be8aa430af223b03ea38be_cova_ryuk.exe
Resource
win10v2004-20240508-en
Malware Config
Targets
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Target
2024-06-05_3e9a614792be8aa430af223b03ea38be_cova_ryuk
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Size
21.4MB
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MD5
3e9a614792be8aa430af223b03ea38be
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SHA1
7f5e5fdefc0b649f96650bc58c7ed7523a86f6b5
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SHA256
94570010902d816cf8b2be7294bcb0bb594088e4ffc067845c58c0b54d0f9159
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SHA512
6633210c7c21ab3adce96c57cf41bb4f99944e4409f4387e5057a52ade9aa06c86cacb27ada76c7c2160aaca31e50a26b150645c6194d3e898d8efdf34effb46
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SSDEEP
393216:4zWJNLzg4F3wg0A6EMevQDnvdS6k2z3/fS/K96bOzHCFjvaLIAxvrfw3JgJvS:46XPgRrEM7dS6pRziNb8vrYr
Score7/10-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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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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