Analysis

  • max time kernel
    15s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    26/10/2024, 08:09

General

  • Target

    b073c64b9f3e92817d86293787bbfa2ee1d743d03864609b1a4b9b77d5de6885N.exe

  • Size

    784KB

  • MD5

    258b9ca58957134fcac2dfc572f004c0

  • SHA1

    adfc44a2e41d3bc142cfb7c93646214d90082f1e

  • SHA256

    b073c64b9f3e92817d86293787bbfa2ee1d743d03864609b1a4b9b77d5de6885

  • SHA512

    c05bca1c6ae4db213ec01784ea050d35ce0feb7f7e6ef1c48c6bd50ce1f8a7254e7d5d5387d76553495b65cd717b64cb424fc7bc76d63e1550f992998b23b8a1

  • SSDEEP

    24576:Plzv0KJKY1DIcKIKvpX69vJOhhP5+CMT:PlbFF8cBqa2gCMT

Malware Config

Signatures

  • Xmrig family
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 7 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b073c64b9f3e92817d86293787bbfa2ee1d743d03864609b1a4b9b77d5de6885N.exe
    "C:\Users\Admin\AppData\Local\Temp\b073c64b9f3e92817d86293787bbfa2ee1d743d03864609b1a4b9b77d5de6885N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2368
    • C:\Users\Admin\AppData\Local\Temp\b073c64b9f3e92817d86293787bbfa2ee1d743d03864609b1a4b9b77d5de6885N.exe
      C:\Users\Admin\AppData\Local\Temp\b073c64b9f3e92817d86293787bbfa2ee1d743d03864609b1a4b9b77d5de6885N.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      PID:340

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\b073c64b9f3e92817d86293787bbfa2ee1d743d03864609b1a4b9b77d5de6885N.exe

          Filesize

          784KB

          MD5

          598c9044c03e6c09a5c537628bef1d2b

          SHA1

          0a6d3b5c6986882b746114c8f53123111998002e

          SHA256

          cca8c32b09721b76bfd548a89e6dc5a3c8d524ea2d3f6c81a4e8556c5ac3c3bf

          SHA512

          05a8a092b6562be9a6c6824b6b5b83af9c41c6fab60cb50fd37b1b013ea62fe1edba0715a0f79279cd3684d4322c2f1d9a0820918cf28110c79bb22f9fece733

        • memory/340-16-0x0000000000400000-0x0000000000712000-memory.dmp

          Filesize

          3.1MB

        • memory/340-17-0x0000000000120000-0x00000000001E4000-memory.dmp

          Filesize

          784KB

        • memory/340-18-0x0000000000400000-0x0000000000593000-memory.dmp

          Filesize

          1.6MB

        • memory/340-23-0x0000000000400000-0x0000000000587000-memory.dmp

          Filesize

          1.5MB

        • memory/340-34-0x0000000000400000-0x0000000000587000-memory.dmp

          Filesize

          1.5MB

        • memory/340-32-0x00000000005A0000-0x000000000071F000-memory.dmp

          Filesize

          1.5MB

        • memory/340-33-0x0000000003230000-0x00000000033C3000-memory.dmp

          Filesize

          1.6MB

        • memory/2368-0-0x0000000000400000-0x0000000000712000-memory.dmp

          Filesize

          3.1MB

        • memory/2368-1-0x0000000000400000-0x0000000000593000-memory.dmp

          Filesize

          1.6MB

        • memory/2368-14-0x0000000000120000-0x00000000001E4000-memory.dmp

          Filesize

          784KB

        • memory/2368-13-0x0000000000400000-0x0000000000593000-memory.dmp

          Filesize

          1.6MB