Analysis

  • max time kernel
    143s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/02/2024, 00:32

General

  • Target
    9a5244860e2e814c8e251a92ab8c385b.exe
  • Size 2.8MB
  • Sample240214-avsblacf4s
  • SHA256 39ab617b51759c08779bce3eb4f6082076d97a1d45997a474dc50faf63d2215c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a5244860e2e814c8e251a92ab8c385b.exe
    "C:\Users\Admin\AppData\Local\Temp\9a5244860e2e814c8e251a92ab8c385b.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:5024

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/5024-0-0x0000000000D70000-0x0000000001488000-memory.dmp

        memory/5024-1-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-2-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-3-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-4-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-5-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-6-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-7-0x00000000771C4000-0x00000000771C6000-memory.dmp

        memory/5024-11-0x0000000000D70000-0x0000000001488000-memory.dmp

        memory/5024-12-0x0000000000D70000-0x0000000001488000-memory.dmp

        memory/5024-13-0x0000000006490000-0x0000000006AA8000-memory.dmp

        memory/5024-14-0x0000000005EE0000-0x0000000005EF2000-memory.dmp

        memory/5024-15-0x0000000005F40000-0x0000000005F7C000-memory.dmp

        memory/5024-16-0x0000000005F80000-0x0000000005FCC000-memory.dmp

        memory/5024-17-0x00000000061F0000-0x00000000062FA000-memory.dmp

        memory/5024-19-0x0000000000D70000-0x0000000001488000-memory.dmp

        memory/5024-20-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-21-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-22-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-23-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-25-0x0000000076970000-0x0000000076A60000-memory.dmp

        memory/5024-26-0x0000000076970000-0x0000000076A60000-memory.dmp