Analysis
- max time kernel
149s - max time network
154s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
- submitted
26/04/2026, 02:15
General
- Target 2026-04-26_d99d0976767451f88431c9c16a047343_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe
- Size 25.2MB
- Sample260426-cph7vaes4p
- SHA256 0f5fb97dfc5791836f1107ace9df421b656af35383c56dc4235d6874830fc397
Score
9/10
Malware Config
Signatures
- Custom signatureDetects executables embedding registry key / value combination indicative of disabling Windows Defen 1 IoCs
- Custom signatureDetects executables packed with Dotfuscator 1 IoCs
- Custom signatureDetects executables packed with SmartAssembly 1 IoCs
- Custom signatureDetects executables packed with Yano Obfuscator 1 IoCs
- Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
- 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\2026-04-26_d99d0976767451f88431c9c16a047343_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe"C:\Users\Admin\AppData\Local\Temp\2026-04-26_d99d0976767451f88431c9c16a047343_agent-tesla_amadey_cobalt-strike_coinminer_cryptbot_dark.exe"1⤵
- 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\WEL4F92.tmp2⤵
- Opens file in notepad (likely ransom note)
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
vcredist_x86.exe
WEL4F92.tmp
memory/1800-43-0x0000028A7A0D0000-0x0000028A7A87E000-memory.dmp
memory/4740-44-0x000002805AD80000-0x000002805B52E000-memory.dmp