Analysis
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max time kernel
94s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
13-12-2024 14:58
General
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Target
2024-12-13_c66316c2b46e9cf8e3a5c289b610968d_cobalt-strike_ryuk.exe
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Size
3.1MB
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MD5
c66316c2b46e9cf8e3a5c289b610968d
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SHA1
ffd192774a5c2a16d9b4f6f27ccc546e9815151d
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SHA256
179621c7da6240aaa0bf19941285620996e87e319d50e0887849544e58ddf1c5
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SHA512
04682f8a3f8d54d41254dc582b17b162a74aa2959738bd5175aa49cff0a66d50af5b6662d2b7cc2d0c8ec4b06525a9a345d9d1b2224c6fe4d7ea48d8876944fa
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SSDEEP
24576:SBvZQzRT8jw30B6O4vJl5aipxSuVCJDxVmEAIQy/hoJFJ5AckJQzcuRl3A077P0J:ui8ONO4PS92y/6AcdQwFP0+2Kw
Malware Config
Extracted
meduza
45.130.145.152
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anti_dbg
true
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anti_vm
true
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build_name
SEO2.0
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extensions
.txt; .doc; .xlsx
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grabber_max_size
4.194304e+06
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port
15666
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self_destruct
false
Signatures
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Meduza
Meduza is a crypto wallet and info stealer written in C++.
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Meduza Stealer payload 6 IoCs
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Meduza family
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 5 IoCs
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Checks installed software on the system 1 TTPs
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 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of SetThreadContext 1 IoCs
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Browser Information Discovery 1 TTPs
Enumerate browser information.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 10 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-13_c66316c2b46e9cf8e3a5c289b610968d_cobalt-strike_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-13_c66316c2b46e9cf8e3a5c289b610968d_cobalt-strike_ryuk.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2024-12-13_c66316c2b46e9cf8e3a5c289b610968d_cobalt-strike_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-13_c66316c2b46e9cf8e3a5c289b610968d_cobalt-strike_ryuk.exe"2⤵
- Checks computer location settings
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.3MB
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Filesize
1.3MB
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Filesize
1.3MB
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Filesize
1.3MB
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Filesize
1.3MB
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Filesize
1.3MB