Analysis

  • max time kernel
    160s
  • max time network
    179s
  • 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, 22:40

General

  • Target

    1ebf74d8d537e3862499ac133ccf8114.exe

  • Size

    133KB

  • MD5

    1ebf74d8d537e3862499ac133ccf8114

  • SHA1

    101aae8a39c0b881cb98263491dcc9dd2564ff80

  • SHA256

    4c37574bfac79874ef5455651473b1da2a5498fff299f6e8f8a2301b6ac3ada1

  • SHA512

    f38fb182ffc2a2cf8a195ad8db5a28c5e19f06d2410de1c251fd591421354ebdc8e369a226b5f77f716a1646dbd58d447e62afd8867b703c51a90e0da27777a5

  • SSDEEP

    3072:g7EfaFpyX10cOcm7n5+3uTVQ71li3bS5ycSqn/6x9Q:gOl0cOc6+eBQ7i3+ycSn7Q

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.

  • 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\1ebf74d8d537e3862499ac133ccf8114.exe
    "C:\Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2348
    • C:\Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe
      C:\Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\1ebf74d8d537e3862499ac133ccf8114.exe

    Filesize

    133KB

    MD5

    42e480a0f3184057197997672081f210

    SHA1

    7aa28447c4b8c110568eb7e9ad96159e0f97117d

    SHA256

    700695bdc05562ebb03ee6b59fd4c2626a49e4fc227353b4f9cf968aa4feb0b5

    SHA512

    19622c8be6bf4ac58c95453f8cedd133b9d29820eaa3a45e30a320b33ee40040a0cad9701d483119cbc621778facd9d23bf4cccb3e9238a43a0b3b9289f4f045

  • memory/2348-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/2348-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/2348-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/2348-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4740-14-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4740-15-0x00000000001B0000-0x00000000001D1000-memory.dmp

    Filesize

    132KB

  • memory/4740-16-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4740-32-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB