General
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Target
2024-11-19_21d65d2084afc22c1bd35c189267b6bc_ryuk
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Size
4.1MB
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Sample
241119-bxhevaybjd
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MD5
21d65d2084afc22c1bd35c189267b6bc
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SHA1
281e6c35c9753b4153590bd798bc98f670a837d3
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SHA256
39e05855169379fd9a0710b68a5bc7a07bf8d5579587aaef3bab08d170adb35a
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SHA512
04be8a8f97aa693aeadd326aa0e513f707be3fa21af4d2ea491435cc485af68dff2b800e205a83fe4dc57628b6ec1efb693d0c96af5369b276abde08b100b961
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SSDEEP
49152:qxGK0l3e3uY1SLWM8ae2kJjAIrc4kSFIK9k/kW9ZrV7xCcxyRY4WsZ:qxGK09yuCZ
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-19_21d65d2084afc22c1bd35c189267b6bc_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-11-19_21d65d2084afc22c1bd35c189267b6bc_ryuk.exe
Resource
win10v2004-20241007-en
Malware Config
Extracted
meduza
109.107.181.162
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anti_dbg
true
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anti_vm
true
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build_name
700
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extensions
none
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grabber_max_size
1.048576e+06
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links
none
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port
15666
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self_destruct
true
Targets
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Target
2024-11-19_21d65d2084afc22c1bd35c189267b6bc_ryuk
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Size
4.1MB
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MD5
21d65d2084afc22c1bd35c189267b6bc
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SHA1
281e6c35c9753b4153590bd798bc98f670a837d3
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SHA256
39e05855169379fd9a0710b68a5bc7a07bf8d5579587aaef3bab08d170adb35a
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SHA512
04be8a8f97aa693aeadd326aa0e513f707be3fa21af4d2ea491435cc485af68dff2b800e205a83fe4dc57628b6ec1efb693d0c96af5369b276abde08b100b961
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SSDEEP
49152:qxGK0l3e3uY1SLWM8ae2kJjAIrc4kSFIK9k/kW9ZrV7xCcxyRY4WsZ:qxGK09yuCZ
Score10/10-
Meduza Stealer payload
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Meduza family
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Accesses Microsoft Outlook profiles
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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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 SetThreadContext
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MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1