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Analysis

  • max time kernel
    145s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 04:29

General

  • Target

    643b873182d0860061dde685b97f23b4.exe

  • Size

    266KB

  • MD5

    643b873182d0860061dde685b97f23b4

  • SHA1

    888680f3eb823a01d6afbd82dc335470d1a3f6a8

  • SHA256

    dd9ffe16b6e7a99d12ff79a4faf60994c01ac7186224975b09f50b7042164732

  • SHA512

    110c77abaeab1c49cfc4dde35cc62a26071dca89f9400bc255308644b058646281ef9e88e8d26d84ed58dae4992f738d24543af3ad31d4b08b138c38fb63d63f

  • SSDEEP

    6144:ypXV5nHHOKI9jTIfhkwsOqAbK1OKWeXw7Oh8KgPWosuSbQ:uVhHuKOUf6eiWwEc8KgPW/9s

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.

  • 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\643b873182d0860061dde685b97f23b4.exe
    "C:\Users\Admin\AppData\Local\Temp\643b873182d0860061dde685b97f23b4.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4572
    • C:\Users\Admin\AppData\Local\Temp\643b873182d0860061dde685b97f23b4.exe
      C:\Users\Admin\AppData\Local\Temp\643b873182d0860061dde685b97f23b4.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:4276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\643b873182d0860061dde685b97f23b4.exe

    Filesize

    266KB

    MD5

    2e90aebba560809d5bc7619cc636566b

    SHA1

    ea4c97f44618310f02b4f0576229bf1ffc1a28db

    SHA256

    b45b3624f2cb063bb10bdaa288a7020f06247687b843f28f5088357ad2eaeb86

    SHA512

    3fa5a5798f2f79edca204809996bf5a9de3b7f4e79a5e313f09668cf3df1322387941cde5923d73af955943150550d3b3de3b9786346742bc2758aa09fd8132f

  • memory/4276-14-0x00000000001B0000-0x00000000001D1000-memory.dmp

    Filesize

    132KB

  • memory/4276-16-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4276-31-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4572-0-0x0000000000400000-0x0000000000486000-memory.dmp

    Filesize

    536KB

  • memory/4572-1-0x00000000000F0000-0x0000000000111000-memory.dmp

    Filesize

    132KB

  • memory/4572-2-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

  • memory/4572-13-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB