General
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Target
2024-11-15_ef69b6c7517e1bdb641b0acfedfbbffc_ryuk
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Size
3.6MB
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Sample
241115-qblbyayjbm
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MD5
ef69b6c7517e1bdb641b0acfedfbbffc
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SHA1
bc651b9b96adfc61e53ee00f67e857af43fc6ec4
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SHA256
f085e411ff83f2db76a1d2f990a478c19033b75a75f88ce75b7a25cbce917a23
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SHA512
571aa9547e8ee39d173b0bc9a5c2087fc79ab3b9284df2eb2d1e49392c6abbd92fe0f451c7ab94d980ee9b86c66787e11898384becb5377fca2503c1294a793d
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SSDEEP
49152:0QusxfsC6q2Mq5d4jVLTlDlnLHpwY3AaoqHQfFNihBdp:53p
Static task
static1
Behavioral task
behavioral1
Sample
2024-11-15_ef69b6c7517e1bdb641b0acfedfbbffc_ryuk.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
2024-11-15_ef69b6c7517e1bdb641b0acfedfbbffc_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
570
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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
2024-11-15_ef69b6c7517e1bdb641b0acfedfbbffc_ryuk
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Size
3.6MB
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MD5
ef69b6c7517e1bdb641b0acfedfbbffc
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SHA1
bc651b9b96adfc61e53ee00f67e857af43fc6ec4
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SHA256
f085e411ff83f2db76a1d2f990a478c19033b75a75f88ce75b7a25cbce917a23
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SHA512
571aa9547e8ee39d173b0bc9a5c2087fc79ab3b9284df2eb2d1e49392c6abbd92fe0f451c7ab94d980ee9b86c66787e11898384becb5377fca2503c1294a793d
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SSDEEP
49152:0QusxfsC6q2Mq5d4jVLTlDlnLHpwY3AaoqHQfFNihBdp:53p
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