Analysis

  • max time kernel
    119s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2024, 11:00

General

  • Target

    74851aa4b3f0d7d94eb0646ab1a943b7.exe

  • Size

    1.5MB

  • MD5

    74851aa4b3f0d7d94eb0646ab1a943b7

  • SHA1

    970896c64a444ad5c513b22e5c1f13b380d7fa09

  • SHA256

    5f1008040a18fe49a28b93b4ae09c481de6e4560031b1b701a84357e25fde6d4

  • SHA512

    9de97d422298835f6c2a958ad047c03388cd4c2b6ba4824cda2b3c9bdbb1b6d573b497fd36911eb2a135a90fa294dfac7bc1a1639a3f13fcf012cdcaac699d5b

  • SSDEEP

    24576:ebqNc7OmU4AveFMdsFN9nh6pYTwvwcCigJwH/35pzeOI+XMD8wvyIlxlhW:JNc7OmU4VsI9XTwv9SA/3Tztalxlh

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\74851aa4b3f0d7d94eb0646ab1a943b7.exe
    "C:\Users\Admin\AppData\Local\Temp\74851aa4b3f0d7d94eb0646ab1a943b7.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:760
    • C:\Users\Admin\AppData\Local\Temp\74851aa4b3f0d7d94eb0646ab1a943b7.exe
      C:\Users\Admin\AppData\Local\Temp\74851aa4b3f0d7d94eb0646ab1a943b7.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2668

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\74851aa4b3f0d7d94eb0646ab1a943b7.exe

    Filesize

    1.5MB

    MD5

    a280708b92cbbaec9a2351ad8b6b4125

    SHA1

    ba93384d7b7dfd2e4697553cf98ff103a52106c0

    SHA256

    7f7235fffba33eb0454ba6018b3baccefeeac418d7be45f571f195d757451e93

    SHA512

    559cc1d9cda8bd1d5d5e15fd0ece17521cc77e3398aeaf2404940e9c00294bfc6f1977e27920e2ef58a140d8c13bd02f5536e2a5bb44fecacd835dd6fd5d01e4

  • memory/760-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/760-1-0x0000000000290000-0x00000000003C3000-memory.dmp

    Filesize

    1.2MB

  • memory/760-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/760-14-0x00000000037B0000-0x0000000003C9F000-memory.dmp

    Filesize

    4.9MB

  • memory/760-13-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2668-16-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/2668-18-0x0000000001B20000-0x0000000001C53000-memory.dmp

    Filesize

    1.2MB

  • memory/2668-17-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/2668-23-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/2668-25-0x0000000003410000-0x000000000363A000-memory.dmp

    Filesize

    2.2MB

  • memory/2668-31-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB