Analysis

  • max time kernel
    142s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    11-06-2024 16:30

General

  • Target

    9ecfb4b645486c9dbd180fe675ad99fd_JaffaCakes118.exe

  • Size

    965KB

  • MD5

    9ecfb4b645486c9dbd180fe675ad99fd

  • SHA1

    7386befa8d978c3c8d445421a1b49803ad4ae0c8

  • SHA256

    39cb7fa1e919f2a5331938260bebdb0138a5302f4673e5effb3127ac4d03b25f

  • SHA512

    bdbeedfb35f9b2719841fbdf2ee5893cc03a111fc6b8cfe397d766d4cf7d3f34d80caf2ea640c4d31f2fc8ba787edd42c7361825fd3662fb9acf5dce7d9c72a4

  • SSDEEP

    24576:qlUyTJTwWj1PUeC4ttGV05XknQoh6kfPQL7SsiDVABe:qCyTJ78EtGW5DHYx5DVABe

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • UPX packed file 24 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9ecfb4b645486c9dbd180fe675ad99fd_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9ecfb4b645486c9dbd180fe675ad99fd_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1960
    • C:\Users\Admin\AppData\Local\Temp\9ecfb4b645486c9dbd180fe675ad99fd_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\9ecfb4b645486c9dbd180fe675ad99fd_JaffaCakes118.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2240
      • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
        "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\9DD8850E.rtf"
        3⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1852
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:1648

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\9DD8850E.rtf

      Filesize

      20KB

      MD5

      01565b01777c655e265ee32f64b1ea80

      SHA1

      ba287f227caace28d5b4b20c5e32a7578ff3ead8

      SHA256

      a8c4f5a281a014df865d5b3ec1edce30d4f48b6bf4f66b649e8fb34f441145b4

      SHA512

      4f50153822a9002a32c041267f82ecb0a53b95f6354b6606aa7bf0f75ab7f9698671c09e2fb9784e270111a810e445744b1ddef73a2f7f5e425048451168524e

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      4ab7e932389026156755396f7ca00ff2

      SHA1

      6af5ff10d894bc3cf414ab5ea4a4b3a870c77351

      SHA256

      6fc3446daa0eda8f3f2e2de6698312e0641851ac4336b807cb5e4a0e2efb18cc

      SHA512

      17d7f1fb2fb87a2bd10e29147a465fd0b1fccd7b8fb03186cf375984d022373b97c4728afd170786e2d8686ea95495eaf6b045cb359fbb4e0bb5fb93f0a3278a

    • memory/1852-15-0x000000002FEC1000-0x000000002FEC2000-memory.dmp

      Filesize

      4KB

    • memory/1852-59-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1852-32-0x000000007111D000-0x0000000071128000-memory.dmp

      Filesize

      44KB

    • memory/1852-19-0x000000007111D000-0x0000000071128000-memory.dmp

      Filesize

      44KB

    • memory/1852-18-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1960-1-0x0000000001C90000-0x0000000001D5A000-memory.dmp

      Filesize

      808KB

    • memory/1960-0-0x0000000001C90000-0x0000000001D5A000-memory.dmp

      Filesize

      808KB

    • memory/2240-29-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-35-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-14-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-7-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-8-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-11-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-10-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-9-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-30-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-31-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-5-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-33-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-34-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-6-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-38-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-39-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-40-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-41-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-4-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2240-60-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-61-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-62-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-63-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB

    • memory/2240-64-0x0000000000400000-0x00000000005DF000-memory.dmp

      Filesize

      1.9MB