Analysis

  • max time kernel
    1s
  • max time network
    1s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-11-2024 22:09

General

  • Target

    tumblr-main/svc.exe

  • Size

    3.0MB

  • MD5

    7a461d8d06c7859b09524ceb0f3d7e4a

  • SHA1

    aa27353c3883ef1ce5728dd0112e79fec7ee2fa6

  • SHA256

    7a080f9390658ba441e845e04644e6e05ef865fdf986e8a2bfeb57dd1e4b7dee

  • SHA512

    22d4fe1a52d16bc45ed5d8cedb8fd98149bb236f2b23f39b37fcd59652e165198180aa7e4a9e2952229a10d9613747485a6891f94ef9019557af39da676aadea

  • SSDEEP

    49152:4i9R1/op1fAZeM9/NtRaO5NYAxC48VYrJAypQxbn32o9JnCmxJWncFfSIH4Duis:4EMtQR9TYW8V0OypSbGo9JCmx

Malware Config

Extracted

Family

orcus

C2

45.10.151.182:10134

Mutex

064acb3fed56475eaee5e20cdd2d83c3

Attributes
  • autostart_method

    Registry

  • enable_keylogger

    true

  • install_path

    %programfiles%\Orcus\svchost.exe

  • reconnect_delay

    10000

  • registry_keyname

    svchost

  • taskscheduler_taskname

    svchost

  • watchdog_path

    AppData\csrss.exe

Signatures

  • Orcus

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

  • Orcus family
  • Orcurs Rat Executable 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tumblr-main\svc.exe
    "C:\Users\Admin\AppData\Local\Temp\tumblr-main\svc.exe"
    1⤵
      PID:2236

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2236-0-0x000007FEF57B3000-0x000007FEF57B4000-memory.dmp

      Filesize

      4KB

    • memory/2236-1-0x0000000000B20000-0x0000000000E1C000-memory.dmp

      Filesize

      3.0MB

    • memory/2236-3-0x0000000000980000-0x000000000098E000-memory.dmp

      Filesize

      56KB

    • memory/2236-4-0x000007FEF57B0000-0x000007FEF619C000-memory.dmp

      Filesize

      9.9MB

    • memory/2236-2-0x000000001AA40000-0x000000001AA9C000-memory.dmp

      Filesize

      368KB