Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    14-06-2024 04:52

General

  • Target

    dbcfd1a65e7eed119bc380fd62b017f2b2ab7f46fda83ae388dacfaef3e2a54a.exe

  • Size

    104KB

  • MD5

    6f4b1cd0d7c5b5ef131cb3622ef4274e

  • SHA1

    122a24579eb484babc6f72b10bdeb1d89ceaed83

  • SHA256

    dbcfd1a65e7eed119bc380fd62b017f2b2ab7f46fda83ae388dacfaef3e2a54a

  • SHA512

    575f501a3c45e9b8c8175be43d84b69fe21654fcc1ee0ffe6f279fc05a55e260bbb3102252070248261e99c7b0c08479485466c124e2ca047b98cc68ce5e4468

  • SSDEEP

    1536:V7Zf/FAxTWY1++PJHJXA/OsIZfzc3/Q8zxFy5gfcL5y5gfcLdddYzpcl/DOkBruq:fnyiQSoXqeaqed0zgTCnq

Score
9/10

Malware Config

Signatures

  • Renames multiple (3430) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • UPX dump on OEP (original entry point) 4 IoCs
  • UPX packed file 4 IoCs

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

  • Drops file in Program Files directory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dbcfd1a65e7eed119bc380fd62b017f2b2ab7f46fda83ae388dacfaef3e2a54a.exe
    "C:\Users\Admin\AppData\Local\Temp\dbcfd1a65e7eed119bc380fd62b017f2b2ab7f46fda83ae388dacfaef3e2a54a.exe"
    1⤵
    • Drops file in Program Files directory
    PID:2168

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3627615824-4061627003-3019543961-1000\desktop.ini.tmp
    Filesize

    104KB

    MD5

    a4d5bc6b7b9099513767be178994f29b

    SHA1

    3826a7703601e542be135b6de1846e53b9983e44

    SHA256

    e7ce76bb3052b410cea544899809e85d5b62ddcab3f0eb9b36607f5e6dcaf17a

    SHA512

    d65f00f7507a6ee7fe45876093f8d5d2ea8e849799894be01166e2617011ed4d7818a67b66891bfe5976160bb12c4f6f8e5f1871dad1d61106f5a05c31aeb895

  • C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\Office64WW.xml.tmp
    Filesize

    113KB

    MD5

    22225576437c5934aa3764c15cdd98cd

    SHA1

    60aad2a2326641acdd7b4b75e05e9aecebe0f2a6

    SHA256

    39376c86b702635de8dc6bbc306baeb14e2ceaf17bb4c83f2363095aab071026

    SHA512

    ea78688a2fc0753f3a73699c6a7ceaa88bfb8630afb61c2bf13d465688281227dd122e18f6931b3b50640cc38b216742176e6f4bf43ddffe375d2c9d04f25edd

  • memory/2168-0-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB

  • memory/2168-640-0x0000000000400000-0x000000000040B000-memory.dmp
    Filesize

    44KB