General
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Target
2024-11-21_b4bb8eb96c15d1f370024c0fa700f5f3_ryuk
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Size
4.1MB
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Sample
241121-pe8qzawpgq
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MD5
b4bb8eb96c15d1f370024c0fa700f5f3
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SHA1
aeaca716e1e0edc6988899e5569422a31548f1bf
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SHA256
f4bd3afe930406d9c45c3b8c5fb5a62ae83fab7a04b26cec81859797fd359311
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SHA512
d745d0b181fa5d72c1255e24a352bc5a6ede6c1e9b32299f459439b8d097dd43d8627c885b79fed05d2e18564731cc1e2b9bcef6d2ceb52da849fdbccb2d1bd1
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SSDEEP
49152:/xGK0l3e3u+P0YY0+uOoCVlUsR5cdFRuc4UphfVuZ:/xGK09yurZ
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-21_b4bb8eb96c15d1f370024c0fa700f5f3_ryuk.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
2024-11-21_b4bb8eb96c15d1f370024c0fa700f5f3_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
2024-11-21_b4bb8eb96c15d1f370024c0fa700f5f3_ryuk
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Size
4.1MB
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MD5
b4bb8eb96c15d1f370024c0fa700f5f3
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SHA1
aeaca716e1e0edc6988899e5569422a31548f1bf
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SHA256
f4bd3afe930406d9c45c3b8c5fb5a62ae83fab7a04b26cec81859797fd359311
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SHA512
d745d0b181fa5d72c1255e24a352bc5a6ede6c1e9b32299f459439b8d097dd43d8627c885b79fed05d2e18564731cc1e2b9bcef6d2ceb52da849fdbccb2d1bd1
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SSDEEP
49152:/xGK0l3e3u+P0YY0+uOoCVlUsR5cdFRuc4UphfVuZ:/xGK09yurZ
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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MITRE ATT&CK Enterprise v15
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
1Credentials In Files
1