Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240419-en
  • resource tags

    arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
  • submitted
    08-05-2024 13:51

General

  • Target

    2523d4c29b570652b608f5026b3f068e_JaffaCakes118.exe

  • Size

    356KB

  • MD5

    2523d4c29b570652b608f5026b3f068e

  • SHA1

    3049ffc7f7ecc9a8f24fbd9b67a91ccd44821cef

  • SHA256

    856c83e4bd9e463cfc0ee5ad88ad9e459a540db080630ea19b9de42926ba4f2a

  • SHA512

    f1abfe83f7ea506ad98391fff2f08cb22f71ee3717a6644cc78dc35152309a8cf44c753eaf5e984813e9290faba7f7721c3cfb7019daf594fa1c3d786403feda

  • SSDEEP

    6144:5gb/TKVTqAJBfc3OfoaupVtN3AiD9C9uEGHKousVQIrwL4ONT+V7DM1AzzfRA273:ab/T6TqK9crpVPAiD9C9uEG7VxctVC7N

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Checks for common network interception software 1 TTPs

    Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.

  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Looks for VirtualBox drivers on disk 2 TTPs 1 IoCs
  • ModiLoader Second Stage 57 IoCs
  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Deletes itself 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
  • Modifies registry class 7 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2523d4c29b570652b608f5026b3f068e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\2523d4c29b570652b608f5026b3f068e_JaffaCakes118.exe"
    1⤵
      PID:1968
    • C:\Windows\system32\mshta.exe
      "C:\Windows\system32\mshta.exe" javascript:evu7Uft="uQfdRv";n34M=new%20ActiveXObject("WScript.Shell");rs3bwfqN="O";Lv74qy=n34M.RegRead("HKCU\\software\\B8HhGcjCN\\NI8xZRGM");QcY0x2uE="UPhI";eval(Lv74qy);Qa82xtZKR="f";
      1⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:2620
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:swjn
        2⤵
        • Drops file in System32 directory
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2248
        • C:\Windows\SysWOW64\regsvr32.exe
          regsvr32.exe
          3⤵
          • Looks for VirtualBox Guest Additions in registry
          • Looks for VirtualBox drivers on disk
          • Looks for VMWare Tools registry key
          • Checks BIOS information in registry
          • Deletes itself
          • Adds Run key to start application
          • Maps connected drives based on registry
          • Suspicious use of SetThreadContext
          • Modifies Internet Explorer settings
          • Modifies registry class
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:2108
          • C:\Windows\SysWOW64\regsvr32.exe
            "C:\Windows\SysWOW64\regsvr32.exe"
            4⤵
              PID:2188

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\Cab620F.tmp

        Filesize

        68KB

        MD5

        29f65ba8e88c063813cc50a4ea544e93

        SHA1

        05a7040d5c127e68c25d81cc51271ffb8bef3568

        SHA256

        1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

        SHA512

        e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

      • C:\Users\Admin\AppData\Local\cb8d1f\268379.94e8bf0

        Filesize

        15KB

        MD5

        2949ce78f2b9e4f3b4e7cbd582776bc7

        SHA1

        cc8f62b150f399561dbdf6af7fda2c1d05be3dbf

        SHA256

        728c1f732efce403a0d343bb68f0f94e940d3fa24a5c319f415166a8b1f3ef8d

        SHA512

        a5bdd32ec3c72a616036a0b26a8a9ba7e3762196aba86bcb7d19119388b71cca72eb957e3845298fcb01d709f126478a5bc677959dac0debec88ebfdbe43abf9

      • C:\Users\Admin\AppData\Local\cb8d1f\a81118.bat

        Filesize

        71B

        MD5

        16c3800e39ce58c64e26b06547058a41

        SHA1

        272c42f839cc8b74fcf517257bc8deb50d383770

        SHA256

        2f34841c53225d8a1cd6a9541b657ddbdd31c9f17ed3e76beef32bad16391339

        SHA512

        fe7c7cfd073723fd52a0603caf9f31064b24a1360c26cf673eb7fb0fd643b859a49dd68d3701f71d083513a9895c622fa5df3fbbae1d008c38bb28265d176699

      • memory/1968-5-0x00000000004E0000-0x00000000005BC000-memory.dmp

        Filesize

        880KB

      • memory/1968-7-0x00000000004E0000-0x00000000005BC000-memory.dmp

        Filesize

        880KB

      • memory/1968-6-0x00000000004E0000-0x00000000005BC000-memory.dmp

        Filesize

        880KB

      • memory/1968-1-0x0000000000457000-0x0000000000459000-memory.dmp

        Filesize

        8KB

      • memory/1968-3-0x00000000004E0000-0x00000000005BC000-memory.dmp

        Filesize

        880KB

      • memory/1968-8-0x00000000004E0000-0x00000000005BC000-memory.dmp

        Filesize

        880KB

      • memory/1968-9-0x00000000004E0000-0x00000000005BC000-memory.dmp

        Filesize

        880KB

      • memory/1968-4-0x0000000000400000-0x0000000000460160-memory.dmp

        Filesize

        384KB

      • memory/1968-2-0x00000000004E0000-0x00000000005BC000-memory.dmp

        Filesize

        880KB

      • memory/1968-0-0x0000000000400000-0x0000000000460160-memory.dmp

        Filesize

        384KB

      • memory/1968-54-0x00000000004E0000-0x00000000005BC000-memory.dmp

        Filesize

        880KB

      • memory/2108-22-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-41-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-34-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-37-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-36-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-35-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-33-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-32-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-31-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-29-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-28-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-27-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-26-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-25-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-24-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-23-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-21-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-20-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-19-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-15-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-38-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-39-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-40-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-30-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-43-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-42-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-44-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-52-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-47-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-46-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-45-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2108-16-0x0000000000270000-0x00000000003BA000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-70-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-72-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-62-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-63-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-61-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-73-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-65-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-71-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-64-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-69-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-68-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-67-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2188-66-0x00000000000D0000-0x000000000021A000-memory.dmp

        Filesize

        1.3MB

      • memory/2248-18-0x00000000057E0000-0x00000000058BC000-memory.dmp

        Filesize

        880KB

      • memory/2248-14-0x00000000057E0000-0x00000000058BC000-memory.dmp

        Filesize

        880KB

      • memory/2248-13-0x0000000002B40000-0x0000000002B41000-memory.dmp

        Filesize

        4KB