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Analysis

  • max time kernel
    122s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    03/01/2024, 13:12

General

  • Target

    3e8b1fcca33bc94a8026096439746cbe.exe

  • Size

    1.5MB

  • MD5

    3e8b1fcca33bc94a8026096439746cbe

  • SHA1

    58d3a6b5d696aa05b3272650549f3f21fe25e63c

  • SHA256

    7f7a17380512ad5f191b8d085c105d2945fadb4a2f3599c2b4ae41e7fb4c2651

  • SHA512

    7ac744d26d9f3442f2540196d46c7e8e134fb0a3659abbe86414abdfb0934e2c6aa8547797a9fffbcf6fa19c003627ca80d36aa460e0c4e708a5cc1b3855710a

  • SSDEEP

    24576:a27L36cUUNzk7vH768ozm1DFWhK01hTr2MTrpf8uzc6/GCQUjGCCHAnIB/eW02Il:M4Rk72rihFWh3Trlf3V/GbrNwIB/U2

Score
10/10

Malware Config

Signatures

  • xmrig

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

  • XMRig Miner payload 6 IoCs
  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 IoCs

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\3e8b1fcca33bc94a8026096439746cbe.exe
    "C:\Users\Admin\AppData\Local\Temp\3e8b1fcca33bc94a8026096439746cbe.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\3e8b1fcca33bc94a8026096439746cbe.exe
      C:\Users\Admin\AppData\Local\Temp\3e8b1fcca33bc94a8026096439746cbe.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2780

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\3e8b1fcca33bc94a8026096439746cbe.exe

    Filesize

    784KB

    MD5

    f34e0083668bdb99034c6d9c15e156b9

    SHA1

    4d30991bebd0e1d88b6c435d4b7bc22069123c1d

    SHA256

    73e74ae555329f21ec9dfa4ad56c0c411402b699ea926d0626c0fbdadbbb5678

    SHA512

    6a935588a4525a9b69b0fefde0fd1fa0b4c4a580d5dcfdcd01ec38b9c467f95c3baff46474a7cc93fc4615b409e1845bd35acfaf12bdd3df6b60463bd4fe4609

  • memory/2780-17-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/2780-18-0x0000000000120000-0x00000000001E4000-memory.dmp

    Filesize

    784KB

  • memory/2780-19-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/2780-24-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/2780-25-0x00000000033C0000-0x0000000003553000-memory.dmp

    Filesize

    1.6MB

  • memory/2780-34-0x0000000000400000-0x0000000000587000-memory.dmp

    Filesize

    1.5MB

  • memory/2888-0-0x0000000000400000-0x0000000000712000-memory.dmp

    Filesize

    3.1MB

  • memory/2888-2-0x0000000000120000-0x00000000001E4000-memory.dmp

    Filesize

    784KB

  • memory/2888-1-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/2888-14-0x0000000000400000-0x0000000000593000-memory.dmp

    Filesize

    1.6MB

  • memory/2888-15-0x0000000003460000-0x0000000003772000-memory.dmp

    Filesize

    3.1MB