Analysis
- max time kernel
149s - max time network
144s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
- submitted
28/04/2026, 01:37
General
- Target 2026-04-28_0c90f4e44d3c1a34fb5aa3360e3fc737_cobalt-strike_coinminer_hijackloader_icedid_njrat_rhadam.exe
- Size 6.0MB
- Sample260428-b129esct2y
- SHA256 534c4e1af54e6dfd4df8bbad33014ead7b3bf5fabac9b6d8124bd6a705106c1a
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs
- Custom signatureUPX dump on OEP (original entry point) 1 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in Program Files directory 1 IoCs
- Drops file in Windows directory 9 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Opens file in notepad (likely ransom note) 1 IoCs
- Suspicious use of WriteProcessMemory 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-04-28_0c90f4e44d3c1a34fb5aa3360e3fc737_cobalt-strike_coinminer_hijackloader_icedid_njrat_rhadam.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-28_0c90f4e44d3c1a34fb5aa3360e3fc737_cobalt-strike_coinminer_hijackloader_icedid_njrat_rhadam.exe"1⤵
- Checks computer location settings
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\notepad.exe"C:\Windows\System32\notepad.exe" C:\Users\Admin\AppData\Local\Temp\WEL9361.tmp2⤵
- Opens file in notepad (likely ransom note)
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
vcredist_x86.exe
WEL9361.tmp
memory/1408-42-0x00000187C6820000-0x00000187C6935000-memory.dmp