Analysis

  • max time kernel
    128s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    17-12-2024 01:02

General

  • Target

    8f10f663aa1b1b6c55154a8fddc0405a52a48eee8db143eba2172451f5d60da9.exe

  • Size

    3.0MB

  • MD5

    63b97c1f234481feb39c12108cf95a6c

  • SHA1

    dbdd351046ef9a2fef1e311dc6abdea1f8136414

  • SHA256

    8f10f663aa1b1b6c55154a8fddc0405a52a48eee8db143eba2172451f5d60da9

  • SHA512

    f2e80ff5a210c00fe1dfabe8c5c77affee3aa191d57feff0ecb715a1b51898673fd95ee9d12676bb9ddb111bdc9f0b5c974edb8466b7982640bd9a533dd007b5

  • SSDEEP

    49152:Cs7p1EZKMnkmWg8LX5prviYDyKS5AypQxbRQAo9JnCmpau/nRFfjI7L0qb:CsHTPJg8z1mKnypSbRxo9JCm

Malware Config

Extracted

Family

orcus

Botnet

Новый тег

C2

31.44.184.52:24706

Mutex

sudo_9ujfjqyd5oihliwxnmlbee3o45i48x9b

Attributes
  • autostart_method

    Disable

  • enable_keylogger

    false

  • install_path

    %appdata%\defaultto\windowslocal.exe

  • reconnect_delay

    10000

  • registry_keyname

    Sudik

  • taskscheduler_taskname

    sudik

  • watchdog_path

    AppData\aga.exe

Signatures

  • Orcus

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

  • Orcus family
  • Orcus main payload 1 IoCs
  • Orcurs Rat Executable 8 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8f10f663aa1b1b6c55154a8fddc0405a52a48eee8db143eba2172451f5d60da9.exe
    "C:\Users\Admin\AppData\Local\Temp\8f10f663aa1b1b6c55154a8fddc0405a52a48eee8db143eba2172451f5d60da9.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe
      "C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2588
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2756
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {6B71C866-C44B-457E-BB25-5348BD01B2EC} S-1-5-21-1163522206-1469769407-485553996-1000:PJCSDMRP\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe
      C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2852
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2936
    • C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe
      C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2744
    • C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe
      C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1556

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\CabCDBD.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Roaming\defaultto\windowslocal.exe.config

    Filesize

    357B

    MD5

    a2b76cea3a59fa9af5ea21ff68139c98

    SHA1

    35d76475e6a54c168f536e30206578babff58274

    SHA256

    f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839

    SHA512

    b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad

  • \Users\Admin\AppData\Roaming\defaultto\windowslocal.exe

    Filesize

    3.0MB

    MD5

    63b97c1f234481feb39c12108cf95a6c

    SHA1

    dbdd351046ef9a2fef1e311dc6abdea1f8136414

    SHA256

    8f10f663aa1b1b6c55154a8fddc0405a52a48eee8db143eba2172451f5d60da9

    SHA512

    f2e80ff5a210c00fe1dfabe8c5c77affee3aa191d57feff0ecb715a1b51898673fd95ee9d12676bb9ddb111bdc9f0b5c974edb8466b7982640bd9a533dd007b5

  • memory/2140-0-0x000000007423E000-0x000000007423F000-memory.dmp

    Filesize

    4KB

  • memory/2140-1-0x0000000000B10000-0x0000000000E0E000-memory.dmp

    Filesize

    3.0MB

  • memory/2140-2-0x0000000000520000-0x000000000052E000-memory.dmp

    Filesize

    56KB

  • memory/2140-3-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2140-4-0x0000000004650000-0x00000000046AC000-memory.dmp

    Filesize

    368KB

  • memory/2140-5-0x00000000005B0000-0x00000000005C2000-memory.dmp

    Filesize

    72KB

  • memory/2140-18-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2588-16-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2588-19-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2588-21-0x0000000000E30000-0x0000000000E7E000-memory.dmp

    Filesize

    312KB

  • memory/2588-20-0x0000000000660000-0x0000000000672000-memory.dmp

    Filesize

    72KB

  • memory/2588-17-0x00000000012F0000-0x00000000015EE000-memory.dmp

    Filesize

    3.0MB

  • memory/2588-33-0x0000000074230000-0x000000007491E000-memory.dmp

    Filesize

    6.9MB

  • memory/2756-23-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB

  • memory/2756-32-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB

  • memory/2756-34-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB

  • memory/2756-27-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB

  • memory/2756-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2756-29-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB

  • memory/2756-36-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB

  • memory/2756-25-0x0000000000400000-0x00000000006FE000-memory.dmp

    Filesize

    3.0MB

  • memory/2936-45-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2936-49-0x0000000000B20000-0x0000000000B38000-memory.dmp

    Filesize

    96KB

  • memory/2936-50-0x0000000000B90000-0x0000000000BA0000-memory.dmp

    Filesize

    64KB

  • memory/2936-67-0x00000000011A0000-0x00000000011AE000-memory.dmp

    Filesize

    56KB

  • memory/2936-68-0x0000000004740000-0x0000000004742000-memory.dmp

    Filesize

    8KB