General
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Target
2024-12-07_559a5c313cc49946be78eb255ec5d1f9_ryuk
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Size
4.1MB
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Sample
241207-cbzmnsvqdm
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MD5
559a5c313cc49946be78eb255ec5d1f9
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SHA1
08d73de6c7c84aa2b617f060dacc79d93febff40
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SHA256
a2c102c31e5d952419c7f16428deda0a0165ef50954878d51e294eb575963165
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SHA512
dd99ed19af420a9ca77a63e40b9c25908d3105ada4eb95ca4d410e5ce77d70d2d99fbfba03d0f819cd5024ddbf2296d4a23bbdd11a3e37c3ac613b5f2bfa98d7
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SSDEEP
49152:Xl4UjB0jUu3PoPX+uNf39mJU7lBbj1YydVcMNVrvatv2BrNHxg5QqoZ1A:14UjKgucA
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-07_559a5c313cc49946be78eb255ec5d1f9_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-12-07_559a5c313cc49946be78eb255ec5d1f9_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
782
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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
2024-12-07_559a5c313cc49946be78eb255ec5d1f9_ryuk
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Size
4.1MB
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MD5
559a5c313cc49946be78eb255ec5d1f9
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SHA1
08d73de6c7c84aa2b617f060dacc79d93febff40
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SHA256
a2c102c31e5d952419c7f16428deda0a0165ef50954878d51e294eb575963165
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SHA512
dd99ed19af420a9ca77a63e40b9c25908d3105ada4eb95ca4d410e5ce77d70d2d99fbfba03d0f819cd5024ddbf2296d4a23bbdd11a3e37c3ac613b5f2bfa98d7
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SSDEEP
49152:Xl4UjB0jUu3PoPX+uNf39mJU7lBbj1YydVcMNVrvatv2BrNHxg5QqoZ1A:14UjKgucA
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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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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