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Analysis

  • max time kernel
    149s
  • max time network
    55s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 03:18

General

  • Target

    261ad28bb11516f6557316778cbbf8bd.exe

  • Size

    1.4MB

  • MD5

    261ad28bb11516f6557316778cbbf8bd

  • SHA1

    6bf3b451ecb45d758706c1c67a4c9f256f1dee29

  • SHA256

    4643fd8421eeea214ea49a05937858d1fda72b9b4141861ab1dd52e83949601b

  • SHA512

    ddba725d9b3dbcbbf9849eeeabaa516542c0a69fe1bed51fc6708244f93e0c2ec69996780a8a77a9ed5a45aa4b693b52c1f40cade3539b2e0d38d64368897d81

  • SSDEEP

    24576:8thUkbMvMKfXX8mG4M5zvl611+Cq9n9tW00iqbXT3PLleQ8i5fDB0AX/aOugguqe:8Qkb2MY3lMw1+CQ9Oi0XTfLlsiF5Cm

Malware Config

Signatures

  • Darkcomet

    DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 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 SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\261ad28bb11516f6557316778cbbf8bd.exe
    "C:\Users\Admin\AppData\Local\Temp\261ad28bb11516f6557316778cbbf8bd.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1036
    • C:\Users\Admin\AppData\Local\Temp\261ad28bb11516f6557316778cbbf8bd.exe
      "C:\Users\Admin\AppData\Local\Temp\261ad28bb11516f6557316778cbbf8bd.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:5116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1036-15-0x0000000002810000-0x0000000002811000-memory.dmp

    Filesize

    4KB

  • memory/1036-5-0x00000000027E0000-0x00000000027E1000-memory.dmp

    Filesize

    4KB

  • memory/1036-6-0x0000000002460000-0x0000000002461000-memory.dmp

    Filesize

    4KB

  • memory/1036-8-0x0000000002870000-0x0000000002871000-memory.dmp

    Filesize

    4KB

  • memory/1036-9-0x0000000002850000-0x0000000002851000-memory.dmp

    Filesize

    4KB

  • memory/1036-12-0x0000000002820000-0x0000000002821000-memory.dmp

    Filesize

    4KB

  • memory/1036-16-0x0000000002830000-0x0000000002831000-memory.dmp

    Filesize

    4KB

  • memory/1036-20-0x00000000027F0000-0x00000000027F1000-memory.dmp

    Filesize

    4KB

  • memory/1036-22-0x0000000000400000-0x00000000005B8000-memory.dmp

    Filesize

    1.7MB

  • memory/1036-11-0x0000000002840000-0x0000000002842000-memory.dmp

    Filesize

    8KB

  • memory/1036-13-0x0000000002440000-0x0000000002441000-memory.dmp

    Filesize

    4KB

  • memory/1036-4-0x00000000027C0000-0x00000000027C1000-memory.dmp

    Filesize

    4KB

  • memory/1036-7-0x0000000002860000-0x0000000002861000-memory.dmp

    Filesize

    4KB

  • memory/1036-19-0x0000000002880000-0x0000000002881000-memory.dmp

    Filesize

    4KB

  • memory/1036-18-0x00000000027D0000-0x00000000027D1000-memory.dmp

    Filesize

    4KB

  • memory/1036-10-0x0000000002450000-0x0000000002451000-memory.dmp

    Filesize

    4KB

  • memory/1036-1-0x0000000000400000-0x00000000005B8000-memory.dmp

    Filesize

    1.7MB

  • memory/1036-0-0x0000000000400000-0x00000000005B8000-memory.dmp

    Filesize

    1.7MB

  • memory/5116-14-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-25-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-17-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-21-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-23-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-24-0x00000000022A0000-0x00000000022A1000-memory.dmp

    Filesize

    4KB

  • memory/5116-26-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-28-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-27-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-29-0x00000000022A0000-0x00000000022A1000-memory.dmp

    Filesize

    4KB

  • memory/5116-31-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-32-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-33-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-39-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-40-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB

  • memory/5116-41-0x0000000000400000-0x00000000004B4000-memory.dmp

    Filesize

    720KB