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Analysis

  • max time kernel
    121s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2023, 20:11

General

  • Target

    1b94922fff54adba4f2a5dbec5987ae8.exe

  • Size

    302KB

  • MD5

    1b94922fff54adba4f2a5dbec5987ae8

  • SHA1

    32288fc7494be817bdceb680b39be7137ba12dbf

  • SHA256

    2b7b5b9a31965c583576f2cca0ecd8195ad6ed7e16e32c2aa3c58d5c2d2b8c2c

  • SHA512

    7e11809126de93b45abb7c5d0d4673bfbf2322eac620603d702f859197b4354d6b56e5fd15be3e9f248fe7de4123376bf0be8fc71fc8df208dc1b3a938ef2cf5

  • SSDEEP

    6144:w0hZx9uQSQNyVUjTklFDpv3tF7B52o+/q0mQ:nXuQHktrz2o+Bm

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1b94922fff54adba4f2a5dbec5987ae8.exe
    "C:\Users\Admin\AppData\Local\Temp\1b94922fff54adba4f2a5dbec5987ae8.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2724
    • C:\Users\Admin\AppData\Local\Temp\1b94922fff54adba4f2a5dbec5987ae8.exe
      C:\Users\Admin\AppData\Local\Temp\1b94922fff54adba4f2a5dbec5987ae8.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      PID:1876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\1b94922fff54adba4f2a5dbec5987ae8.exe

    Filesize

    302KB

    MD5

    8e8cbed06e8d1caf278bbb530e6ad806

    SHA1

    7063e4d6b5fddfcb8f90e9ca2f162f8e9d5d7216

    SHA256

    bc223d00a487554f14858ee7771bf3432879b7f376c557e295220f41aec48091

    SHA512

    2d700a1489e2b763d61bfdbca7a0a0c650e5adc531f38380d664080cc0e1b035d1fe422538b3bbc0b491929abdfd456b7d93d3f58796f4f9a8e86af78b2ae097

  • memory/1876-20-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/1876-17-0x0000000000160000-0x0000000000191000-memory.dmp

    Filesize

    196KB

  • memory/1876-34-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2724-0-0x0000000000400000-0x00000000004E0000-memory.dmp

    Filesize

    896KB

  • memory/2724-16-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

  • memory/2724-9-0x0000000000160000-0x0000000000191000-memory.dmp

    Filesize

    196KB

  • memory/2724-1-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB