Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2024, 03:38

General

  • Target

    3fcccb13d1f757adac7cfaa67e103b53.exe

  • Size

    56KB

  • MD5

    3fcccb13d1f757adac7cfaa67e103b53

  • SHA1

    1c468cd7500d393fcd4321a35ad868abf95a6087

  • SHA256

    71cddade3c2ebf71487953513d284b53a44c899459af4cc5523955cf06f7917f

  • SHA512

    1e5fd2bc1bfe2e16213215d949fa00ad4d36ee9e418b713e685483fe322b0fe18a916fa1aeaa9d5450458fba64ce0d6683b3c1113dc892250767fea6aae872ce

  • SSDEEP

    1536:TylGYT9p0ni9FYSuLXzAUEKtgdyWhQaJiyLS+5uE:TylpTLTFYfEKG1+avLo

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 4 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 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fcccb13d1f757adac7cfaa67e103b53.exe
    "C:\Users\Admin\AppData\Local\Temp\3fcccb13d1f757adac7cfaa67e103b53.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3044
    • C:\Users\Admin\AppData\Local\Temp\3fcccb13d1f757adac7cfaa67e103b53.exe
      C:\Users\Admin\AppData\Local\Temp\3fcccb13d1f757adac7cfaa67e103b53.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2668

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\3fcccb13d1f757adac7cfaa67e103b53.exe

    Filesize

    56KB

    MD5

    fae69c316dd358078ba868f30f518a16

    SHA1

    89dd19c290ce020363d5daf690ba24efbfc32197

    SHA256

    95f9f48a6c4aa75ff67d04ad9938be327ae87a55a635aa0e3c393d56bc6f2c4e

    SHA512

    ba91f82465062b8c1049a88e6b17929f8a90f517118300e175792dcc7c76a245f1e0e7b01adf61d471e4430a43f1a890863eb336ed8e04aac36f06784135ffc0

  • memory/2668-17-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/2668-18-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2668-19-0x0000000000030000-0x000000000003E000-memory.dmp

    Filesize

    56KB

  • memory/2668-24-0x0000000000400000-0x000000000040E000-memory.dmp

    Filesize

    56KB

  • memory/2668-26-0x0000000000310000-0x000000000032B000-memory.dmp

    Filesize

    108KB

  • memory/2668-30-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/3044-0-0x0000000000400000-0x000000000043A000-memory.dmp

    Filesize

    232KB

  • memory/3044-1-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3044-6-0x0000000000030000-0x000000000003E000-memory.dmp

    Filesize

    56KB

  • memory/3044-12-0x0000000000180000-0x00000000001BA000-memory.dmp

    Filesize

    232KB

  • memory/3044-16-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB