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Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/12/2024, 06:44

General

  • Target

    fa81051829a3d385d98e67238af2565a_JaffaCakes118.exe

  • Size

    174KB

  • MD5

    fa81051829a3d385d98e67238af2565a

  • SHA1

    341a494d1a82f9c6965c456495ff0c7429b8353d

  • SHA256

    b5c96d6f5d3cf75e91f7b43166b86042b8951b75d5a9f3cd9642abee38776376

  • SHA512

    8cf6daefe0326bdf920292883881d897d8cd6f92b8408793641713590058e1b06b9926d15cecdd8ea819932cd502ef938a3f119c8092cb8ba86938fd4333b1b0

  • SSDEEP

    3072:T1Y/WrL2R2eR3qKmZCDO9r37AuIId0xtsH9wTrw/rOFoIC3Trw/rOFoICc:pY/Wr42eVq7Zn7HbnKTU/rMoJTU/rMoq

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 5 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3568
      • C:\Users\Admin\AppData\Local\Temp\fa81051829a3d385d98e67238af2565a_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\fa81051829a3d385d98e67238af2565a_JaffaCakes118.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3020
        • C:\Users\Admin\AppData\Local\Temp\fa81051829a3d385d98e67238af2565a_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\fa81051829a3d385d98e67238af2565a_JaffaCakes118.exe"
          3⤵
          • Checks computer location settings
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4572
          • C:\Users\Admin\AppData\Local\Temp\server.exe
            "C:\Users\Admin\AppData\Local\Temp\server.exe"
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            PID:3152

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\1.exe

      Filesize

      28KB

      MD5

      e278df043a74086cf5b16328f47ab25d

      SHA1

      e67a644885cbdbb3740956fa2523ac7ef7da8165

      SHA256

      a3797ecbb2bd4466de8c702f763f1e058303216bcb5135566a90dff6a1d2643a

      SHA512

      404e1450094e751ad80b9e52d2feccc25fbb045b6bdd50e5438b4c4722fa61f2575703810ea019994ed833c5e09f93e6bd3f533e765a359de7543de5c15a8e89

    • C:\Users\Admin\AppData\Local\Temp\server.exe

      Filesize

      28KB

      MD5

      723fc73467d4c8e79f615bb510d2ce1d

      SHA1

      19ea3c5221b035643cba3844c2a41edaa03eb87a

      SHA256

      063481090a49a80feed9c88f8ca62f7f6919fff2adea4309323fdeb3d79f3ddd

      SHA512

      e0acec47316335264bbf7f020f05784d3ac3cb6765cfda812df0c5a991575a38992333c5e74d43bbb69a0f6275777a9deadbcb4464704b9e6aa1ca39acc03b22

    • memory/3020-2-0x0000000000010000-0x0000000000045000-memory.dmp

      Filesize

      212KB

    • memory/3152-15-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/3152-22-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/3568-23-0x000000007FFF0000-0x000000007FFF1000-memory.dmp

      Filesize

      4KB

    • memory/3568-27-0x000000007FFC0000-0x000000007FFC6000-memory.dmp

      Filesize

      24KB

    • memory/4572-0-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/4572-1-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/4572-3-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/4572-4-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/4572-25-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB