Analysis

  • max time kernel
    136s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18/01/2024, 21:43

General

  • Target

    661b549ede80d87f2211e07644c786e3.exe

  • Size

    1.3MB

  • MD5

    661b549ede80d87f2211e07644c786e3

  • SHA1

    1ebc6390ac9f9ef66f21fab5418bbcf6617877fb

  • SHA256

    6394268b19c9a82f7f3ed26fdfd560b4608e8c2a49d580b4fafa788904423b7a

  • SHA512

    aeccb8c0e231d590786cc02530c7d7f0a14c313fbc93cc185e297e01d91dad3b9caafed8f4fa6ecb304e2bccd6e75d890380efaff680c2dd64b85ea7f3b90acd

  • SSDEEP

    24576:15RMr5IqFXb8lY0zjSxfS40my3/2xil3jjV4PJHIczvG:15UbdbDgG9l0my+xilThwBI

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\661b549ede80d87f2211e07644c786e3.exe
    "C:\Users\Admin\AppData\Local\Temp\661b549ede80d87f2211e07644c786e3.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3296
    • C:\Users\Admin\AppData\Local\Temp\661b549ede80d87f2211e07644c786e3.exe
      C:\Users\Admin\AppData\Local\Temp\661b549ede80d87f2211e07644c786e3.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:1868

Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\661b549ede80d87f2211e07644c786e3.exe

          Filesize

          1.3MB

          MD5

          f48e39803f5aebc696d066b2afb8706a

          SHA1

          d5aa372a0e9760e9ec9918f4b2effa3e13be4a22

          SHA256

          2e300d2c984b195baf68ffd29b7db2ec641c16504b7fdc24adf944e1328356cc

          SHA512

          b89e1b27291504bfe4d7f1e905b1d542bd2235b36a7311f42a695b6053b2ab00a42393ade0dd2e01ecaded86a3b1277938b2bbdc3331160dbb23aa534e8dede9

        • memory/1868-14-0x0000000000400000-0x000000000086A000-memory.dmp

          Filesize

          4.4MB

        • memory/1868-16-0x0000000000400000-0x00000000005F2000-memory.dmp

          Filesize

          1.9MB

        • memory/1868-15-0x0000000001D20000-0x0000000001E32000-memory.dmp

          Filesize

          1.1MB

        • memory/1868-23-0x0000000000400000-0x000000000086A000-memory.dmp

          Filesize

          4.4MB

        • memory/3296-0-0x0000000000400000-0x000000000086A000-memory.dmp

          Filesize

          4.4MB

        • memory/3296-1-0x0000000001C80000-0x0000000001D92000-memory.dmp

          Filesize

          1.1MB

        • memory/3296-2-0x0000000000400000-0x00000000005F2000-memory.dmp

          Filesize

          1.9MB

        • memory/3296-13-0x0000000000400000-0x00000000005F2000-memory.dmp

          Filesize

          1.9MB