Analysis

  • max time kernel
    156s
  • max time network
    160s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-03-2024 12:59

General

  • Target

    5F71BE645E8AC995555A891087B46ED357386DBE.exe

  • Size

    2.2MB

  • MD5

    7c9ee8c189f40e2f9ebd2660a2d2f65d

  • SHA1

    5f71be645e8ac995555a891087b46ed357386dbe

  • SHA256

    8d963d220e968362d66ebae80e2849dbfb184cc57b6dbb1200c61f217f232326

  • SHA512

    7b120ed02236604a162d9a4b33a9d9607bc77dd0fd22b9da8491263a14ded73da4d2240338cda844bc0958aa08658e577034962b95ef1cf841b5004d2688d345

  • SSDEEP

    49152:Up+iN+FctfFTJ1fHo7OnfPd5wydwRBLH0Uz+2X:Up+d01fI7AfPSlzlX

Malware Config

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

  • 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Modifies registry class 3 IoCs
  • NTFS ADS 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5F71BE645E8AC995555A891087B46ED357386DBE.exe
    "C:\Users\Admin\AppData\Local\Temp\5F71BE645E8AC995555A891087B46ED357386DBE.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Suspicious use of SetThreadContext
    • Modifies registry class
    • NTFS ADS
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5056
    • C:\Users\Admin\AppData\Local\Temp\5F71BE645E8AC995555A891087B46ED357386DBE.exe
      "C:\Users\Admin\AppData\Local\Temp\5F71BE645E8AC995555A891087B46ED357386DBE.exe"
      2⤵
        PID:4972
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4972 -s 12
          3⤵
          • Program crash
          PID:4220
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4972 -ip 4972
      1⤵
        PID:680
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1404 --field-trial-handle=2328,i,5873823382323802923,13134441441264702821,262144 --variations-seed-version /prefetch:8
        1⤵
          PID:4216

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/4972-22-0x0000000000400000-0x000000000050F000-memory.dmp

          Filesize

          1.1MB

        • memory/5056-0-0x0000000001000000-0x00000000012EF000-memory.dmp

          Filesize

          2.9MB

        • memory/5056-2-0x0000000002A40000-0x0000000002C40000-memory.dmp

          Filesize

          2.0MB

        • memory/5056-8-0x0000000002A40000-0x0000000002C40000-memory.dmp

          Filesize

          2.0MB

        • memory/5056-19-0x0000000002A40000-0x0000000002C40000-memory.dmp

          Filesize

          2.0MB

        • memory/5056-25-0x0000000002A40000-0x0000000002C40000-memory.dmp

          Filesize

          2.0MB