General
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Target
2024-12-02_76b643007c60d1458e92449867d9f7cc_ryuk
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Size
4.1MB
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Sample
241202-wlz6qs1mbl
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MD5
76b643007c60d1458e92449867d9f7cc
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SHA1
68b1f9268439e9207ed97f001c7b37d06a64d89b
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SHA256
ae9667b534dc035aba3939f488109b56e4e66a3ded2f25a8010d84bb2ab30e89
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SHA512
b3ce98596474883cbca22f318159f71fb4fbb60205cc021e82075a63fc7661d03591cf4b3ff65f59ad0da77eba8442f2f2ba781b9f71d192482cb27ccc72f527
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SSDEEP
49152:Xl4UjB0jUuqtLqVXgDd/m1TnJnBtc5lKzZ2tHrqF5Gifw5A:14UjKgugA
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-02_76b643007c60d1458e92449867d9f7cc_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-12-02_76b643007c60d1458e92449867d9f7cc_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
779
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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
2024-12-02_76b643007c60d1458e92449867d9f7cc_ryuk
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Size
4.1MB
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MD5
76b643007c60d1458e92449867d9f7cc
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SHA1
68b1f9268439e9207ed97f001c7b37d06a64d89b
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SHA256
ae9667b534dc035aba3939f488109b56e4e66a3ded2f25a8010d84bb2ab30e89
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SHA512
b3ce98596474883cbca22f318159f71fb4fbb60205cc021e82075a63fc7661d03591cf4b3ff65f59ad0da77eba8442f2f2ba781b9f71d192482cb27ccc72f527
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SSDEEP
49152:Xl4UjB0jUuqtLqVXgDd/m1TnJnBtc5lKzZ2tHrqF5Gifw5A:14UjKgugA
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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