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Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08/05/2024, 02:01

General

  • Target

    a01cdaec6528a511a52bc21c27161e00_NEIKI.exe

  • Size

    80KB

  • MD5

    a01cdaec6528a511a52bc21c27161e00

  • SHA1

    e4a28f90d4983b9f695ffa9c31ad78b41ead5486

  • SHA256

    6885e04a544ad8fa205ceea2ba30556b70b3ba28feb7831ac9573fa1cbf071d7

  • SHA512

    cdc534ccaaaa556a5ea12dbb0e613cc1530cfafba7ccce257c5f1481a27231bcd8cd2eb7cb7d7d95fb329acb20ad68327f8f07b2e67efd75736674fc062d148f

  • SSDEEP

    1536:vPA/IAt1hxMZVlfQv6QHJv+O2HetSEgScJc7HmD24GW0CmuJd4BXL:3AQA7hxmlfQ5pv+O2+8EyJcUBbd45

Score
7/10
upx

Malware Config

Signatures

  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1676
    • C:\Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exe
      C:\Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2596

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\a01cdaec6528a511a52bc21c27161e00_NEIKI.exe

    Filesize

    80KB

    MD5

    6c38ddfebe001d5b8229461e24a1e6c1

    SHA1

    62f187b335dbd3dc2bd749f6cc3e04eca1c9d09c

    SHA256

    39b984f303a9a0f4562c773f7871e987fadb6593ce500c014edddaebbbc15e96

    SHA512

    1034f84f476c2e7728a59e4d124fe422ad18776518ca0e7133e6b0d569111a8df1e105235e7913d10c575dae9c092a77588191b0c7e68916c96dd13b5312cd57

  • memory/1676-0-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/1676-2-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1676-9-0x0000000000030000-0x000000000003E000-memory.dmp

    Filesize

    56KB

  • memory/1676-14-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2596-16-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2596-22-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2596-17-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2596-27-0x0000000000030000-0x000000000003E000-memory.dmp

    Filesize

    56KB

  • memory/2596-28-0x00000000001F0000-0x000000000020B000-memory.dmp

    Filesize

    108KB

  • memory/2596-29-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB