Analysis

  • max time kernel
    142s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 14:23

General

  • Target

    bfabfafb7e9170ab30b30d0946b65018.exe

  • Size

    4.6MB

  • MD5

    bfabfafb7e9170ab30b30d0946b65018

  • SHA1

    b1dda5196245445fc726912eeb12a180572566b8

  • SHA256

    fe4e4bb81d0ec2e957e68b487a24227f7d04522c83e195abeff6da21247288f4

  • SHA512

    6f73053b10402bf264fcb945d1122230075ece198c9288543412083cf187c132d0d3d81eb24f5c0c54a09821961a85b6576f5ff06abc3ef9946efbd970a35805

  • SSDEEP

    98304:6PIKs0Hu7+Oqg79h3hURgb3MCPqwqCAj4bar1ghepQzN/dbYRJuGG5:+IKrHu777bykM8rIUa1Qx/dbp

Score
9/10

Malware Config

Signatures

  • 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.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bfabfafb7e9170ab30b30d0946b65018.exe
    "C:\Users\Admin\AppData\Local\Temp\bfabfafb7e9170ab30b30d0946b65018.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3448
  • C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
    1⤵
      PID:1556
    • C:\Windows\System32\svchost.exe
      C:\Windows\System32\svchost.exe -k UnistackSvcGroup
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4920

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3448-0-0x0000000000FE0000-0x0000000001730000-memory.dmp

      Filesize

      7.3MB

    • memory/3448-1-0x0000000077374000-0x0000000077376000-memory.dmp

      Filesize

      8KB

    • memory/3448-2-0x0000000000FE0000-0x0000000001730000-memory.dmp

      Filesize

      7.3MB

    • memory/3448-5-0x0000000000FE0000-0x0000000001730000-memory.dmp

      Filesize

      7.3MB

    • memory/3448-4-0x00000000741F0000-0x00000000749A0000-memory.dmp

      Filesize

      7.7MB

    • memory/3448-3-0x0000000000FE0000-0x0000000001730000-memory.dmp

      Filesize

      7.3MB

    • memory/3448-6-0x000000000A0E0000-0x000000000A39E000-memory.dmp

      Filesize

      2.7MB

    • memory/3448-8-0x000000000A9F0000-0x000000000AF94000-memory.dmp

      Filesize

      5.6MB

    • memory/3448-9-0x000000000A4E0000-0x000000000A572000-memory.dmp

      Filesize

      584KB

    • memory/3448-10-0x0000000007C00000-0x0000000007C06000-memory.dmp

      Filesize

      24KB

    • memory/3448-11-0x0000000005910000-0x0000000005920000-memory.dmp

      Filesize

      64KB

    • memory/3448-7-0x000000000A3A0000-0x000000000A43C000-memory.dmp

      Filesize

      624KB

    • memory/3448-12-0x0000000007D80000-0x0000000007D8A000-memory.dmp

      Filesize

      40KB

    • memory/3448-13-0x0000000005910000-0x0000000005920000-memory.dmp

      Filesize

      64KB

    • memory/3448-15-0x0000000000FE0000-0x0000000001730000-memory.dmp

      Filesize

      7.3MB

    • memory/3448-16-0x00000000741F0000-0x00000000749A0000-memory.dmp

      Filesize

      7.7MB

    • memory/4920-33-0x0000015DD3AA0000-0x0000015DD3AB0000-memory.dmp

      Filesize

      64KB

    • memory/4920-51-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-58-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-59-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-57-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-56-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-69-0x0000015DDBC10000-0x0000015DDBC11000-memory.dmp

      Filesize

      4KB

    • memory/4920-85-0x0000015DDBF30000-0x0000015DDBF31000-memory.dmp

      Filesize

      4KB

    • memory/4920-84-0x0000015DDBE20000-0x0000015DDBE21000-memory.dmp

      Filesize

      4KB

    • memory/4920-83-0x0000015DDBE20000-0x0000015DDBE21000-memory.dmp

      Filesize

      4KB

    • memory/4920-81-0x0000015DDBE10000-0x0000015DDBE11000-memory.dmp

      Filesize

      4KB

    • memory/4920-66-0x0000015DDBCD0000-0x0000015DDBCD1000-memory.dmp

      Filesize

      4KB

    • memory/4920-63-0x0000015DDBCE0000-0x0000015DDBCE1000-memory.dmp

      Filesize

      4KB

    • memory/4920-61-0x0000015DDBCD0000-0x0000015DDBCD1000-memory.dmp

      Filesize

      4KB

    • memory/4920-60-0x0000015DDBCE0000-0x0000015DDBCE1000-memory.dmp

      Filesize

      4KB

    • memory/4920-55-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-54-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-53-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-52-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-50-0x0000015DDBFC0000-0x0000015DDBFC1000-memory.dmp

      Filesize

      4KB

    • memory/4920-49-0x0000015DDBF90000-0x0000015DDBF91000-memory.dmp

      Filesize

      4KB

    • memory/4920-17-0x0000015DD39A0000-0x0000015DD39B0000-memory.dmp

      Filesize

      64KB