Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23-05-2024 02:58

General

  • Target

    698576b6a938a5520eae41be49540f41_JaffaCakes118.exe

  • Size

    2.5MB

  • MD5

    698576b6a938a5520eae41be49540f41

  • SHA1

    ce10a0371196269b9917b8c2fac19a5bbc84a919

  • SHA256

    a072e83a9303a4011ae8ec7db630c3523cf1bec5dfa89dffac3c7d035487e879

  • SHA512

    823170f85924818f99c25711e69e91cedbe2ec609df3221e6505efd1922e10d31ea61679836038466ffa9683acbe91f117eb984b18a4df80be30f945af718cca

  • SSDEEP

    24576:lCdxte/80jYLT3U1jfsWav8Cdxte/80jYLT3U1jfsWaawXa+5mYk6sPcQ05VvOEU:sw80cTsjkWav9w80cTsjkWaa1fTF7

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

185.125.205.93:9003

Mutex

f8886077-ec1e-423d-8a56-8a7e0476eccf

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    185.125.205.93

  • backup_dns_server

    185.125.205.93

  • buffer_size

    65535

  • build_time

    2018-06-23T08:47:17.286273736Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    9003

  • default_group

    Default

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    f8886077-ec1e-423d-8a56-8a7e0476eccf

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

  • primary_dns_server

    185.125.205.93

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 1 IoCs
  • Executes dropped EXE 57 IoCs
  • Loads dropped DLL 60 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 52 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\698576b6a938a5520eae41be49540f41_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\698576b6a938a5520eae41be49540f41_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of WriteProcessMemory
    PID:2156
    • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
      "C:\Users\Admin\AppData\Local\Temp\server_Protected.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of WriteProcessMemory
      PID:2228
      • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
        "C:\Users\Admin\AppData\Local\Temp\server_Protected.exe"
        3⤵
        • Executes dropped EXE
        PID:2392
      • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
        "C:\Users\Admin\AppData\Local\Temp\server_Protected.exe"
        3⤵
        • Executes dropped EXE
        PID:3044
      • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
        "C:\Users\Admin\AppData\Local\Temp\server_Protected.exe"
        3⤵
        • Executes dropped EXE
        PID:2644
      • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
        "C:\Users\Admin\AppData\Local\Temp\server_Protected.exe"
        3⤵
        • Executes dropped EXE
        PID:2812
      • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
        "C:\Users\Admin\AppData\Local\Temp\server_Protected.exe"
        3⤵
        • Executes dropped EXE
        PID:2408
      • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
        "C:\Users\Admin\AppData\Local\Temp\server_Protected.exe"
        3⤵
        • UAC bypass
        • Windows security bypass
        • Executes dropped EXE
        • Loads dropped DLL
        • Windows security modification
        • Checks whether UAC is enabled
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:2556
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2508
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2620
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2696
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2768
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:612
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:336
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1912
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1968
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1204
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1708
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:688
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:652
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1552
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1168
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2932
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1196
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2836
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2952
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2888
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1780
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:912
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2216
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2344
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2576
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1580
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:980
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1284
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1004
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:988
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:884
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1036
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1156
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2184
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1648
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1644
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2044
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1432
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1916
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2032
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1496
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:1840
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:3068
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2492
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2660
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2996
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2860
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2724
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2672
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:2224
        • C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          C:\Users\Admin\AppData\Local\Temp\server_Protected.exe
          4⤵
          • Executes dropped EXE
          PID:3044
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2676
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "NAS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp3312.tmp"
        3⤵
        • Creates scheduled task(s)
        PID:3024

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp3312.tmp

    Filesize

    1KB

    MD5

    c6f0625bf4c1cdfb699980c9243d3b22

    SHA1

    43de1fe580576935516327f17b5da0c656c72851

    SHA256

    8dfc4e937f0b2374e3ced25fce344b0731cf44b8854625b318d50ece2da8f576

    SHA512

    9ef2dbd4142ad0e1e6006929376ecb8011e7ffc801ee2101e906787d70325ad82752df65839de9972391fa52e1e5974ec1a5c7465a88aa56257633ebb7d70969

  • \Users\Admin\AppData\Local\Temp\server_Protected.exe

    Filesize

    1.2MB

    MD5

    b70299fccc7ec757022252ebbea4ab11

    SHA1

    7faf5605c714c171d57d8db47d4ca9e395e9e74b

    SHA256

    89e25df3ff39f74d6192a02bd1138fc5ba805f85d92cb81d93eff6f238b84e96

    SHA512

    9f410227c3086c484054ab36e04d0be8fbb98b03ed7aab928c1e367a9371f3d5689e1ca1ed8eba93399077cd678d4bdc4ff6ba13f7f60c0c331112ce64b03663

  • memory/2156-16-0x0000000000A30000-0x0000000000A31000-memory.dmp

    Filesize

    4KB

  • memory/2556-42-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2556-40-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2556-45-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2676-27-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2676-26-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2676-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2676-20-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2676-18-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB