Analysis

  • max time kernel
    142s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/12/2023, 09:25

General

  • Target

    146f603e0f2ecd99ab5826522e9d0b13.exe

  • Size

    133KB

  • MD5

    146f603e0f2ecd99ab5826522e9d0b13

  • SHA1

    738236d05d326b36360f9c7c002f36c5ac32d77c

  • SHA256

    a02839120ee78c4e752bf540a126b25327a5ce42ea5bdd0aa12f7199560ce4f7

  • SHA512

    0c40499ae7da56ac9e423cf6e2a7db6d99e1fd75490b10b1fa3dc78e69c04b933fb97e371faf0aa04c4095fcc7f022816cef2b873940cfee88b12f902148f9ee

  • SSDEEP

    3072:tZmVQ1ARJuuyop8cIouR2hxvNmOt+/oiqVUKdHbDm4wwn+Q:tZmVQyJuuLRtNxt+giWUKdHPl+Q

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\146f603e0f2ecd99ab5826522e9d0b13.exe
    "C:\Users\Admin\AppData\Local\Temp\146f603e0f2ecd99ab5826522e9d0b13.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1276
    • C:\Users\Admin\AppData\Local\Temp\146f603e0f2ecd99ab5826522e9d0b13.exe
      C:\Users\Admin\AppData\Local\Temp\146f603e0f2ecd99ab5826522e9d0b13.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1956

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\146f603e0f2ecd99ab5826522e9d0b13.exe

    Filesize

    133KB

    MD5

    ed2bf8208842464d5a62c99d0e98ebb2

    SHA1

    6452d6902e94257d4cc4df8205bbaecb8295dfa4

    SHA256

    c7ed17a5423d0f918ba515d872a6162f95f2b8781a5faf47f0be76069f466674

    SHA512

    e534b52b9e04d3cb8d399fcbab9899ded88f647dd4ec70370089ca7667ce587dea3cb0df2a123379b6841488b77c5f519e6788173ef1f22705b353d3fdf76659

  • memory/1276-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1276-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/1276-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1276-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/1956-14-0x00000000000D0000-0x00000000000F1000-memory.dmp

    Filesize

    132KB

  • memory/1956-16-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/1956-30-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB