Analysis

  • max time kernel
    152s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-01-2024 19:30

General

  • Target

    41b8f49b116f6fb73ac2af6da1972fe8.exe

  • Size

    2.9MB

  • MD5

    41b8f49b116f6fb73ac2af6da1972fe8

  • SHA1

    beaa8b890aed4395897641b58957817d36678a36

  • SHA256

    278f480bbd718882ddd07fd76fa8c721b16e7f726865464d45e893dda2bf7231

  • SHA512

    48c036859429a93e32020bbed6c321dfc1838d0ef84e7bc1850b228407b0443a9851bb2df79e27780c6832e09e6e9d684cb1e94a6ea4254404d5c903e52e297a

  • SSDEEP

    49152:NLipDd8AUvTvPGoZdYQ+5FizoX/1N74NH5HUyNRcUsCVOzetdZJ:Ne+Tjz/+5FeoP14HBUCczzM3

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\41b8f49b116f6fb73ac2af6da1972fe8.exe
    "C:\Users\Admin\AppData\Local\Temp\41b8f49b116f6fb73ac2af6da1972fe8.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3640
    • C:\Users\Admin\AppData\Local\Temp\41b8f49b116f6fb73ac2af6da1972fe8.exe
      C:\Users\Admin\AppData\Local\Temp\41b8f49b116f6fb73ac2af6da1972fe8.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:3668

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\41b8f49b116f6fb73ac2af6da1972fe8.exe

    Filesize

    898KB

    MD5

    77f258ba77d118468d9037e418b4b3f2

    SHA1

    67ebfb17007cfd3831869a9994ac771e71dca381

    SHA256

    20552f880e71b6f70000da0c850c41355202b63fdedb6bcd6aca83e8805078b9

    SHA512

    223b072199d3c158349a5f25afa984809456eef890d147724a69f37ec9953e1e41d51460fd35599c62a274c0d5a4678f8f5bdcb9d30709fdda0c4e32fc05f87a

  • memory/3640-0-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3640-1-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/3640-2-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3640-12-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3668-13-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB

  • memory/3668-14-0x0000000000400000-0x000000000062A000-memory.dmp

    Filesize

    2.2MB

  • memory/3668-15-0x00000000018F0000-0x0000000001A23000-memory.dmp

    Filesize

    1.2MB

  • memory/3668-20-0x00000000056C0000-0x00000000058EA000-memory.dmp

    Filesize

    2.2MB

  • memory/3668-21-0x0000000000400000-0x000000000061D000-memory.dmp

    Filesize

    2.1MB

  • memory/3668-28-0x0000000000400000-0x00000000008EF000-memory.dmp

    Filesize

    4.9MB