Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/09/2024, 14:21

General

  • Target

    eb84446224399d6d26dd324d0b31092b_JaffaCakes118.exe

  • Size

    449KB

  • MD5

    eb84446224399d6d26dd324d0b31092b

  • SHA1

    4bfb1c14561cb9248a37b9998f02ea3939af0d45

  • SHA256

    77be131f564e23d42003c5ccb3ba765e2ecc66d28b0087f3d5313cf2814fcf84

  • SHA512

    cd1e31e48851026551b73a3c75ea9c21c60e7987881998dbcaa931d91d01e642d42215c1b90c38f3d19590864a26d00e0192357d894c9dd46fa9a56a59cdb9e9

  • SSDEEP

    6144:0NF65XrsQF8FfevZRMPhIbHAtLh4IsuZCPHwI4Gdzi81AOLF:0NF65bvCF2zMybHTHwIpdm8RL

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 40 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\eb84446224399d6d26dd324d0b31092b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\eb84446224399d6d26dd324d0b31092b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3280
    • C:\ProgramData\АааССхххХЕtBmc.exe
      "C:\ProgramData\АааССхххХЕtBmc.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4704
      • C:\Users\Admin\AppData\Roaming\diskram\АааССхххХЕtBoc.exe
        C:\Users\Admin\AppData\Roaming\diskram\АааССхххХЕtBoc.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2584
        • C:\Windows\system32\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:1204
    • C:\Users\Admin\AppData\Roaming\diskram\АааССхххХЕtBoc.exe
      C:\Users\Admin\AppData\Roaming\diskram\АааССхххХЕtBoc.exe
      1⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4736
      • C:\Windows\system32\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:552

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\ProgramData\АааССхххХЕtBmc.exe

        Filesize

        449KB

        MD5

        eb84446224399d6d26dd324d0b31092b

        SHA1

        4bfb1c14561cb9248a37b9998f02ea3939af0d45

        SHA256

        77be131f564e23d42003c5ccb3ba765e2ecc66d28b0087f3d5313cf2814fcf84

        SHA512

        cd1e31e48851026551b73a3c75ea9c21c60e7987881998dbcaa931d91d01e642d42215c1b90c38f3d19590864a26d00e0192357d894c9dd46fa9a56a59cdb9e9

      • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2718105630-359604950-2820636825-1000\0f5007522459c86e95ffcc62f32308f1_32404286-a0b5-4a93-9620-6f13fd83251a

        Filesize

        1KB

        MD5

        8c42ebf24aed787a7550ea2616b724f4

        SHA1

        d6f79fce9ddc55e38babf5cf2c9564034bf01e07

        SHA256

        2d3213241c959bda5700a499dc8d945c09669b59aff6bda5c6b45c943a5f39ec

        SHA512

        85236fbc612852eb321f1e17c261cbcfbb065ac3ba44b3173d50b51847a2e5e8b57c58f2b497355bc064a82cd3c8321c280b8ed2980db23b04866cb74007bfd4

      • memory/552-45-0x0000000010000000-0x000000001001D000-memory.dmp

        Filesize

        116KB

      • memory/1204-26-0x0000000010000000-0x000000001001D000-memory.dmp

        Filesize

        116KB

      • memory/1204-27-0x0000000010000000-0x000000001001D000-memory.dmp

        Filesize

        116KB

      • memory/1204-29-0x00000285EC730000-0x00000285EC731000-memory.dmp

        Filesize

        4KB

      • memory/2584-21-0x0000000010000000-0x0000000010007000-memory.dmp

        Filesize

        28KB

      • memory/2584-20-0x0000000010000000-0x0000000010007000-memory.dmp

        Filesize

        28KB

      • memory/2584-25-0x00000000022C0000-0x00000000022C1000-memory.dmp

        Filesize

        4KB

      • memory/2584-19-0x0000000002120000-0x000000000214C000-memory.dmp

        Filesize

        176KB

      • memory/2584-33-0x0000000002120000-0x000000000214C000-memory.dmp

        Filesize

        176KB

      • memory/2584-32-0x0000000002740000-0x0000000002A09000-memory.dmp

        Filesize

        2.8MB

      • memory/2584-31-0x0000000002680000-0x000000000273E000-memory.dmp

        Filesize

        760KB

      • memory/4704-30-0x0000000000650000-0x000000000067C000-memory.dmp

        Filesize

        176KB

      • memory/4704-12-0x0000000000650000-0x000000000067C000-memory.dmp

        Filesize

        176KB

      • memory/4736-46-0x00000000013C0000-0x000000000147E000-memory.dmp

        Filesize

        760KB

      • memory/4736-47-0x0000000001480000-0x0000000001749000-memory.dmp

        Filesize

        2.8MB