Analysis

  • max time kernel
    1050s
  • max time network
    844s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30-03-2024 23:04

General

  • Target

    sss/ReaItekHD/taskhostw.exe

  • Size

    28.1MB

  • MD5

    dc1292c7fa973a334934340d6674e376

  • SHA1

    82660001eeefec20cdfa4ce78f8db5e6968ce729

  • SHA256

    fcc78017b47e6d12fc84a479bce14e27562e746d928ebe30bdb13cbc3cc8c2d1

  • SHA512

    7fe20bc6ccd8e78036c5ab7517706f88e8d5ed4ed602515ad702d4db5a2271b44fd76fed5fd7bbf4cd47b5006cfb97772f01f6ead2b35af7ff10d7b9ec2c4a04

  • SSDEEP

    786432:5Uv4WjB487BSaxifeu5K/P9D/puKTLAA+ecrJ:5UvbnoX5g/puKTczr

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Themida packer 64 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • AutoIT Executable 64 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\sss\ReaItekHD\taskhostw.exe
    "C:\Users\Admin\AppData\Local\Temp\sss\ReaItekHD\taskhostw.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Drops file in Drivers directory
    • Checks BIOS information in registry
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    PID:1988

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1988-0-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-1-0x0000000076CF0000-0x0000000076E99000-memory.dmp

    Filesize

    1.7MB

  • memory/1988-2-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-3-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-4-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-5-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-6-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-7-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-8-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-9-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-14-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-15-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-16-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-17-0x0000000076CF0000-0x0000000076E99000-memory.dmp

    Filesize

    1.7MB

  • memory/1988-18-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-19-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-20-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-21-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-22-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-23-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-24-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-25-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-26-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-27-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-28-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-29-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-30-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-31-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-32-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-33-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-34-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-35-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-36-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-37-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-38-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-39-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-40-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-41-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-42-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-43-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-44-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-45-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-46-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-47-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-48-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-49-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-50-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-51-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-52-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-53-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-54-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-55-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-56-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-57-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-58-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-59-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-60-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-61-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-62-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-63-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-64-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-65-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-66-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-67-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-68-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-69-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-70-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB

  • memory/1988-71-0x000000013F270000-0x00000001416EE000-memory.dmp

    Filesize

    36.5MB