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Analysis

  • max time kernel
    145s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    11/07/2024, 03:21

General

  • Target

    3784650d6e2ee105f1b3d2ae90052e0a_JaffaCakes118.exe

  • Size

    206KB

  • MD5

    3784650d6e2ee105f1b3d2ae90052e0a

  • SHA1

    ce3f6b0056fca8b259eb118403153b7e3517c859

  • SHA256

    a5edb9b16066ce23ee708edb76a496ebe32d20638c3c7131893209fb615e9f06

  • SHA512

    180166b7ff303931a79f89432eb4586643bfcebcc6737c62f0152be2dd4f721aeebd31f5d590ecca026ba742b34e95c09a33b34cfd80f48d8b938eb9cc063ec5

  • SSDEEP

    6144:lsIt6nWEQgBTyPRqyhYPbOcTBlhHrNndnkv0y:69WEQJq8YPbOcT3Ul

Malware Config

Signatures

  • Gh0st RAT payload 8 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in System32 directory 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies data under HKEY_USERS 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3784650d6e2ee105f1b3d2ae90052e0a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\3784650d6e2ee105f1b3d2ae90052e0a_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:588
    • \??\c:\users\admin\appdata\local\hirevnuotd
      "C:\Users\Admin\AppData\Local\Temp\3784650d6e2ee105f1b3d2ae90052e0a_JaffaCakes118.exe" a -sc:\users\admin\appdata\local\temp\3784650d6e2ee105f1b3d2ae90052e0a_jaffacakes118.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2796
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k netsvcs
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in System32 directory
    • Checks processor information in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2416

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \??\c:\programdata\drm\%sessionname%\wmngt.cc3

    Filesize

    23.1MB

    MD5

    41ae7b5237f0c3a7a39fd57980b7f9b7

    SHA1

    dd59d74c737a842bd6298c1f9ab10ba83b4284e4

    SHA256

    23b1c1ba32f9087cc584f44367a75b52490adaf21448e1280d6ea3a31bcf8dfd

    SHA512

    8220a7e07fcda05e4e6b55da5e565e39c8e5c22335224dc75d51b5d53e7952e8d2993431efc48b01c632fe63efceb34bb21b07eee838dd7e36ad43e9b7bf75e2

  • \Users\Admin\AppData\Local\hirevnuotd

    Filesize

    20.7MB

    MD5

    b64f2aca3bedf8fcf9ddea0d608dce0a

    SHA1

    b294dd1838671bbfc2bc0817b3272abc2218fdcd

    SHA256

    169422a64005266ace7446c0b43e6eb921bc6ad6405db994ec0e3212d7cba990

    SHA512

    619463078c99c059ee05fede4de9f49c886b0c3ef4a7ba3fe264d0f0fa8041b7e37d7e1dfb6b50fc695e0d8353daf3f0efe6311849beee6d73adadf2e1a1608b

  • memory/588-0-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/588-2-0x00000000001C0000-0x00000000001F4000-memory.dmp

    Filesize

    208KB

  • memory/588-3-0x0000000000401000-0x0000000000402000-memory.dmp

    Filesize

    4KB

  • memory/588-1-0x00000000001C0000-0x00000000001F4000-memory.dmp

    Filesize

    208KB

  • memory/588-12-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/2416-19-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2416-20-0x0000000020000000-0x0000000020027000-memory.dmp

    Filesize

    156KB

  • memory/2796-11-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/2796-13-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB

  • memory/2796-18-0x0000000000400000-0x0000000000434000-memory.dmp

    Filesize

    208KB