Analysis

  • max time kernel
    151s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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 (1552) 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:2388
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4148 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1888

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\$Recycle.Bin\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini.tmp
      Filesize

      104KB

      MD5

      dc908c0ec1200106c9c76a6a1ffc99a2

      SHA1

      b373a2d20135d38cebc973c6454330b53a8adc05

      SHA256

      832bb022439784570662409e14ed928d769673c4de9ea1273a856c668415b3f4

      SHA512

      06c4a46dedcb857ca04f603b45d2040cbf74b3ef096a692aec4cc69a2e66c6c1afd2444fc7d27b7c502af1258ce2333e0dc0ee83c2cb4f4614f519820438596e

    • C:\libsmartscreen.dll.tmp
      Filesize

      104KB

      MD5

      72df825a9aaece85d5fe8e5dafa36759

      SHA1

      e3afe143f45aacad1955c4813cc063ab9196f7e5

      SHA256

      11e2269db34e1a12ca3eeb205b052bafa1d8b215f825b24deaab043a8e7d92bf

      SHA512

      16ea50b7b3f084b96fbc9cbdd827d33f20a338ea84da2918f71192345d5ecb7a688b709cb0f98d781ce024c8a80c4274c27d1561a0343b1201aa06bc5f9687d2

    • memory/2388-0-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB

    • memory/2388-432-0x0000000000400000-0x000000000040B000-memory.dmp
      Filesize

      44KB