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Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/03/2024, 14:45

General

  • Target

    b8fcbe42650e928fa3646dde8ffa314d.exe

  • Size

    5.3MB

  • MD5

    b8fcbe42650e928fa3646dde8ffa314d

  • SHA1

    5859102b9d82dd3412ed239ab94f551bc6c551c3

  • SHA256

    9f0ea704cd6563c4599c75f1174d334ac800b1e605f70532866dbeba8ac92e97

  • SHA512

    f76ee03953331fd01ff6d9ba6ec1650342c114fc73200827bb29bbddbafe0eda5991fbe2e66fe156a6a2746596bc94fad6247a44e3c7e07ac860e321d6b13e54

  • SSDEEP

    98304:g+tfeydBrc0KndE8+Xmj/os3MJoGeUiDtndE8+:g+tljrLKn68+kwsrG1iDtn68+

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.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8fcbe42650e928fa3646dde8ffa314d.exe
    "C:\Users\Admin\AppData\Local\Temp\b8fcbe42650e928fa3646dde8ffa314d.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2980
    • C:\Users\Admin\AppData\Local\Temp\b8fcbe42650e928fa3646dde8ffa314d.exe
      C:\Users\Admin\AppData\Local\Temp\b8fcbe42650e928fa3646dde8ffa314d.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2332

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\b8fcbe42650e928fa3646dde8ffa314d.exe

    Filesize

    5.3MB

    MD5

    331e3614c852e55b6fe6b2f1a18d9772

    SHA1

    4293877b3bfc525fa330bbeba630e1b57d672c7d

    SHA256

    733a2145d95909d98060e9589200f8946e805da36b236d9ce512d169c01a68b5

    SHA512

    bb1f7c7a5bba7c0c4240df35684508bbcfe62d9a2a3123325c2bad77984561f034ad816e7a4bc08191e81687ad886999e9f8acfb1c51484aa8b388a47759f390

  • memory/2332-15-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/2332-14-0x0000000001BB0000-0x0000000001CC2000-memory.dmp

    Filesize

    1.1MB

  • memory/2332-17-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/2332-23-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/2980-0-0x0000000000400000-0x000000000086A000-memory.dmp

    Filesize

    4.4MB

  • memory/2980-1-0x0000000001940000-0x0000000001A52000-memory.dmp

    Filesize

    1.1MB

  • memory/2980-2-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB

  • memory/2980-13-0x0000000000400000-0x00000000005F2000-memory.dmp

    Filesize

    1.9MB