Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 00:16

General

  • Target

    die.exe

  • Size

    3.0MB

  • MD5

    e0e9f2b50bfa42d18679c8c0b429cddd

  • SHA1

    b7f28f076a3d109396380bf85bfb732fa45b7901

  • SHA256

    dad9c156fb5562b5ca6a3fc66ce92d0435091a0444448633a8d8d0e7caee6534

  • SHA512

    d5cfbe7977b6b0fbdcc1326065976b3cefac3b1f5d0e7b013d96d5967dd8288e5f612f02aca45869a817752331bef98ee6358251b139ce1d6606a2609005e3fa

  • SSDEEP

    49152:eNODf7+QSLqZeM9/04zgaMWUljQfJgVXkKAypQxb0/o9JnCmsWncFf0I74gu3KM:egyb2MnjQBEUNypSb6o9JCm

Malware Config

Extracted

Family

orcus

C2

10.211.55.25:10134

Mutex

0d5c4caa686e4bf1a077d8b4011ad8f2

Attributes
  • autostart_method

    Disable

  • enable_keylogger

    false

  • install_path

    %programfiles%\Orcus\Orcus.exe

  • reconnect_delay

    10000

  • registry_keyname

    Orcus

  • taskscheduler_taskname

    Orcus

  • watchdog_path

    AppData\OrcusWatchdog.exe

Signatures

  • Orcus

    Orcus is a Remote Access Trojan that is being sold on underground forums.

  • Orcus family
  • Orcurs Rat Executable 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\die.exe
    "C:\Users\Admin\AppData\Local\Temp\die.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:5112
    • C:\Program Files\Orcus\Orcus.exe
      "C:\Program Files\Orcus\Orcus.exe"
      2⤵
      • Executes dropped EXE
      PID:3608

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files\Orcus\Orcus.exe

    Filesize

    3.0MB

    MD5

    e0e9f2b50bfa42d18679c8c0b429cddd

    SHA1

    b7f28f076a3d109396380bf85bfb732fa45b7901

    SHA256

    dad9c156fb5562b5ca6a3fc66ce92d0435091a0444448633a8d8d0e7caee6534

    SHA512

    d5cfbe7977b6b0fbdcc1326065976b3cefac3b1f5d0e7b013d96d5967dd8288e5f612f02aca45869a817752331bef98ee6358251b139ce1d6606a2609005e3fa

  • C:\Program Files\Orcus\Orcus.exe.config

    Filesize

    349B

    MD5

    89817519e9e0b4e703f07e8c55247861

    SHA1

    4636de1f6c997a25c3190f73f46a3fd056238d78

    SHA256

    f40dfaa50dcbff93611d45607009158f798e9cd845170939b1d6088a7d10ee13

    SHA512

    b017cb7a522b9c6794f3691cb7266ec82f565a90d7d07cc9beb53b939d2e9bf34275bc25f6f32d9a9c7136a0aab2189d9556af7244450c610d11ed7a4f584ba3

  • memory/3608-27-0x00007FFAEEA30000-0x00007FFAEF4F1000-memory.dmp

    Filesize

    10.8MB

  • memory/3608-26-0x000001DDA1900000-0x000001DDA1910000-memory.dmp

    Filesize

    64KB

  • memory/3608-25-0x000001DDA18E0000-0x000001DDA18F8000-memory.dmp

    Filesize

    96KB

  • memory/3608-24-0x00007FFAEEA30000-0x00007FFAEF4F1000-memory.dmp

    Filesize

    10.8MB

  • memory/3608-23-0x00007FFAEEA30000-0x00007FFAEF4F1000-memory.dmp

    Filesize

    10.8MB

  • memory/5112-2-0x0000019E22150000-0x0000019E221AC000-memory.dmp

    Filesize

    368KB

  • memory/5112-5-0x0000019E3AAF0000-0x0000019E3AB02000-memory.dmp

    Filesize

    72KB

  • memory/5112-22-0x00007FFAEEA30000-0x00007FFAEF4F1000-memory.dmp

    Filesize

    10.8MB

  • memory/5112-4-0x00007FFAEEA30000-0x00007FFAEF4F1000-memory.dmp

    Filesize

    10.8MB

  • memory/5112-0-0x00007FFAEEA33000-0x00007FFAEEA35000-memory.dmp

    Filesize

    8KB

  • memory/5112-3-0x0000019E222E0000-0x0000019E222EE000-memory.dmp

    Filesize

    56KB

  • memory/5112-1-0x0000019E20290000-0x0000019E20588000-memory.dmp

    Filesize

    3.0MB