Analysis
- max time kernel
148s - max time network
115s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
14/07/2026, 03:34
General
- Target 2026-07-14_8757b14a701b7dd5ffb96635e25b1be8_avaddon_cobalt-strike_quasar-rat.exe
- Size 4.7MB
- Sample260714-d41k4sdv6k
- SHA256 10039191370d6aa5e51c60435addd6f019dbd16f629147eea9136ff6fc2a708a
Score
9/10
Malware Config
Signatures
- Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 1 IoCs
- Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
- Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
- Looks for VMWare Tools registry key 2 TTPs 1 IoCs
- Subvert Trust Controls: Mark-of-the-Web Bypass 1 TTPs 1 IoCs
When files are downloaded from the Internet, they are tagged with a hidden NTFS Alternate Data Stream (ADS) named Zone.Identifier with a specific value known as the MOTW.
- Enumerates system info in registry 2 TTPs 5 IoCs
- NTFS ADS 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-14_8757b14a701b7dd5ffb96635e25b1be8_avaddon_cobalt-strike_quasar-rat.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-14_8757b14a701b7dd5ffb96635e25b1be8_avaddon_cobalt-strike_quasar-rat.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Subvert Trust Controls: Mark-of-the-Web Bypass
- Enumerates system info in registry
- NTFS ADS
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
memory/2796-1-0x00007FF63E140000-0x00007FF63E462000-memory.dmp