Analysis
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max time kernel
96s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
19-11-2024 01:33
General
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Target
2024-11-19_394797ab6934f4db2364f672feed7669_ryuk.exe
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Size
4.1MB
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MD5
394797ab6934f4db2364f672feed7669
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SHA1
f19b966c84f2547040650811be1f29ee8ac2c412
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SHA256
ca130b3fce182c547d93de04d673c6456f16e1eb73ce941dc7dd2c3c7d62ae5b
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SHA512
81030ea518cb7e0102b1a59c9e5e93af304ca1f6eea2e5fdcb120abbde4295b319eafed937941c7301df4848132c902dc8709af84f1725361c47400981ea110c
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SSDEEP
49152:/xGK0l3e3uFX0o6GPR08YP5DbdMl9uItjeRisE8Z:/xGK09yuaZ
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
438
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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
Signatures
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Meduza
Meduza is a crypto wallet and info stealer written in C++.
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Meduza Stealer payload 45 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\2024-11-19_394797ab6934f4db2364f672feed7669_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-11-19_394797ab6934f4db2364f672feed7669_ryuk.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\2024-11-19_394797ab6934f4db2364f672feed7669_ryuk.exeC:\Users\Admin\AppData\Local\Temp\2024-11-19_394797ab6934f4db2364f672feed7669_ryuk.exe2⤵
- 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
Loading Replay Monitor...
Downloads
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Filesize
2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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2.0MB
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Filesize
4KB