Analysis

  • max time kernel
    142s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2023 19:01

General

  • Target

    file.exe

  • Size

    2.6MB

  • MD5

    26b004f38de3715b99d3efe39f8171ba

  • SHA1

    5a5b90ce44336bdad70a45f7a3c6a67fe097915a

  • SHA256

    23f86022fb875c47e2b02f5934550a04a8c5c901a3059017f54f59130ce92e3f

  • SHA512

    da7e663425e487950ba49afef81c99669d481184e73261c9c5e95d542194b83b0ab39eb9e59fc4d6f5b9ae675b968a53e73f6d208fa96234772463264d8720d8

  • SSDEEP

    49152:b5ZszS3vv3jirr3jjWiTaOvifviOrokYa1AhD7HmN35ytczrBHI2rVqmIUo1eDzR:b5ZszS3vv3jirr3jjWiTaOvifviOrRFv

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.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Themida packer 2 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.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:264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/264-0-0x0000000000090000-0x0000000000724000-memory.dmp

    Filesize

    6.6MB

  • memory/264-1-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-2-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-3-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-4-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-5-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-6-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-7-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-8-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-10-0x0000000077B84000-0x0000000077B86000-memory.dmp

    Filesize

    8KB

  • memory/264-12-0x0000000000090000-0x0000000000724000-memory.dmp

    Filesize

    6.6MB

  • memory/264-13-0x0000000007BB0000-0x0000000008154000-memory.dmp

    Filesize

    5.6MB

  • memory/264-14-0x00000000076E0000-0x0000000007772000-memory.dmp

    Filesize

    584KB

  • memory/264-15-0x0000000007780000-0x000000000778A000-memory.dmp

    Filesize

    40KB

  • memory/264-16-0x0000000008780000-0x0000000008D98000-memory.dmp

    Filesize

    6.1MB

  • memory/264-17-0x0000000007A30000-0x0000000007B3A000-memory.dmp

    Filesize

    1.0MB

  • memory/264-18-0x0000000007950000-0x0000000007962000-memory.dmp

    Filesize

    72KB

  • memory/264-19-0x00000000079B0000-0x00000000079EC000-memory.dmp

    Filesize

    240KB

  • memory/264-20-0x0000000007B40000-0x0000000007B8C000-memory.dmp

    Filesize

    304KB

  • memory/264-21-0x00000000083B0000-0x0000000008416000-memory.dmp

    Filesize

    408KB

  • memory/264-23-0x0000000000090000-0x0000000000724000-memory.dmp

    Filesize

    6.6MB

  • memory/264-24-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-25-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB

  • memory/264-26-0x0000000006580000-0x0000000006742000-memory.dmp

    Filesize

    1.8MB

  • memory/264-27-0x0000000006C80000-0x00000000071AC000-memory.dmp

    Filesize

    5.2MB

  • memory/264-30-0x0000000000090000-0x0000000000724000-memory.dmp

    Filesize

    6.6MB

  • memory/264-31-0x00000000769A0000-0x0000000076A90000-memory.dmp

    Filesize

    960KB