Analysis

  • max time kernel
    142s
  • 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
    13/01/2024, 19:49

General

  • Target

    echo-F82C61-Nzg2Njg3-l=RtNp-f.exe

  • Size

    15.9MB

  • MD5

    fbb2df189ef881accd51591bd08e6049

  • SHA1

    163fb496ff085356745a7db39513046311b9101b

  • SHA256

    cd601f67c1725d57b8a4239378eef72baabd3f50b42967318c3864a2b0c51ecb

  • SHA512

    2d2b9efdd47af0214ca4a7f9b92100dfb8a3c19f9179a860c53967fda39c99e8164dea9eafe43f9a09544dedd877ee2ad0e812eae214ed11abe475ec741748de

  • SSDEEP

    196608:jCHz+d/TzVVzrkGwQ4vvuY6bX7jeYg+pyatKY8:2T+dzsGwPvDEX7jeYgPtY8

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.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\echo-F82C61-Nzg2Njg3-l=RtNp-f.exe
    "C:\Users\Admin\AppData\Local\Temp\echo-F82C61-Nzg2Njg3-l=RtNp-f.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
    • Suspicious use of SetWindowsHookEx
    PID:3400

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/3400-0-0x00007FF865FE0000-0x00007FF8662A9000-memory.dmp

    Filesize

    2.8MB

  • memory/3400-1-0x00007FF865FE0000-0x00007FF8662A9000-memory.dmp

    Filesize

    2.8MB

  • memory/3400-2-0x00007FF800000000-0x00007FF800002000-memory.dmp

    Filesize

    8KB

  • memory/3400-3-0x00007FF865FE0000-0x00007FF8662A9000-memory.dmp

    Filesize

    2.8MB

  • memory/3400-4-0x00007FF867C10000-0x00007FF867CCE000-memory.dmp

    Filesize

    760KB

  • memory/3400-5-0x00007FF865FE0000-0x00007FF8662A9000-memory.dmp

    Filesize

    2.8MB

  • memory/3400-6-0x00007FF800030000-0x00007FF800031000-memory.dmp

    Filesize

    4KB

  • memory/3400-7-0x00007FF8682F0000-0x00007FF8684E5000-memory.dmp

    Filesize

    2.0MB

  • memory/3400-9-0x0000000180000000-0x0000000180008000-memory.dmp

    Filesize

    32KB

  • memory/3400-15-0x00007FF800010000-0x00007FF800011000-memory.dmp

    Filesize

    4KB

  • memory/3400-16-0x00007FF8668C0000-0x00007FF8668C1000-memory.dmp

    Filesize

    4KB

  • memory/3400-17-0x00007FF865FE0000-0x00007FF8662A9000-memory.dmp

    Filesize

    2.8MB

  • memory/3400-18-0x00007FF867C10000-0x00007FF867CCE000-memory.dmp

    Filesize

    760KB

  • memory/3400-19-0x00007FF7C0A50000-0x00007FF7C2944000-memory.dmp

    Filesize

    31.0MB

  • memory/3400-20-0x00007FF800000000-0x00007FF800002000-memory.dmp

    Filesize

    8KB

  • memory/3400-22-0x00007FF8682F0000-0x00007FF8684E5000-memory.dmp

    Filesize

    2.0MB