General
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Target
2024-11-23_7c7d0d6b2de056f86ca95d9baaf6c44e_ryuk
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Size
4.1MB
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Sample
241123-hn8zrsxjak
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MD5
7c7d0d6b2de056f86ca95d9baaf6c44e
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SHA1
6663f7513688f1a346e9e928799fa893ab015fb2
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SHA256
f8f269c80e6cfd9f4e72c56afb40d79294e82443b9c9688988f0cb60e312efca
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SHA512
84afb96c9c436edfbd54f46e19156780c04d6618f6d5b5728f9e9d83b35005d84c02a8f0b2c8724123c1436e40ba95c9d17eab1382b1b709a59691104dd396f2
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SSDEEP
49152:/xGK0l3e3uF0cqW/bXtq3pDu5k/DcU87rwGFo9MmihiHzG97r3SZ:/xGK09yuiZ
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-23_7c7d0d6b2de056f86ca95d9baaf6c44e_ryuk.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-11-23_7c7d0d6b2de056f86ca95d9baaf6c44e_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
592
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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
2024-11-23_7c7d0d6b2de056f86ca95d9baaf6c44e_ryuk
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Size
4.1MB
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MD5
7c7d0d6b2de056f86ca95d9baaf6c44e
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SHA1
6663f7513688f1a346e9e928799fa893ab015fb2
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SHA256
f8f269c80e6cfd9f4e72c56afb40d79294e82443b9c9688988f0cb60e312efca
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SHA512
84afb96c9c436edfbd54f46e19156780c04d6618f6d5b5728f9e9d83b35005d84c02a8f0b2c8724123c1436e40ba95c9d17eab1382b1b709a59691104dd396f2
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SSDEEP
49152:/xGK0l3e3uF0cqW/bXtq3pDu5k/DcU87rwGFo9MmihiHzG97r3SZ:/xGK09yuiZ
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