Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2024, 20:30

General

  • Target

    308f1f3aa7d7608cc069511546968f65021dc56974e65e447eef67cc3851a0a4.exe

  • Size

    41KB

  • MD5

    463503c1c267224daf1b4fd3a6839ff4

  • SHA1

    9892db641adc0fc4b29cb426b9d03a7f7565ba6c

  • SHA256

    308f1f3aa7d7608cc069511546968f65021dc56974e65e447eef67cc3851a0a4

  • SHA512

    cd9ace9ee35f9e8f467692ce9a4de066a7000999571ee4a857908ead77f7dd45446b942d9a06e83ad407dcc49d659685b1bc5c98b6f3af5b410124165c2af725

  • SSDEEP

    384:yBs7Br5xjL8AgA71Fbhv/FzzwzYYD4J//:/7BlpQpARFbhNIYYD4J//

Score
9/10

Malware Config

Signatures

  • Renames multiple (5100) files with added filename extension

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

  • Drops file in Program Files directory 64 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\308f1f3aa7d7608cc069511546968f65021dc56974e65e447eef67cc3851a0a4.exe
    "C:\Users\Admin\AppData\Local\Temp\308f1f3aa7d7608cc069511546968f65021dc56974e65e447eef67cc3851a0a4.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4932
  • 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 --field-trial-handle=4400,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=4436 /prefetch:8
    1⤵
      PID:2484

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\$Recycle.Bin\S-1-5-21-2170637797-568393320-3232933035-1000\desktop.ini.tmp

      Filesize

      41KB

      MD5

      5daf8d336e9a75c02bd95c0fc7aa1e05

      SHA1

      a96e93ea29bac6bbdd04c50931f0016cf20439c9

      SHA256

      f64a7d261a3701537c5f9357648f10f7c2bd67da259fa77a98b5205f1504575e

      SHA512

      c2a84c452a9b7f3dfd62e3afc906fdfeb71012ab4dbbccae526183ac4df807d08c02dd70cdccfb1922288d128510fa4883b498a708378f7c6dd68dbd64630b90

    • C:\Program Files\7-Zip\7-zip.chm.tmp

      Filesize

      154KB

      MD5

      5e78e9edfcb0b184cba5c81ad1f8d1a2

      SHA1

      2659cb65ea3e57883afb6587ceeff1d523fe1ea3

      SHA256

      29d6dab451b90f69a0d8d7a9bdc81fb9e769251c70ff91846bd2ddabe2010307

      SHA512

      cf8808b1acdad2832cdd46506f79db71ccaf9df94265183de720d26c276ef5677f3a1f26768ca9a6aac776d762d5055fa837e2a0ea6eb4b22303a30af8817365

    • memory/4932-0-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB

    • memory/4932-858-0x0000000000400000-0x0000000000408000-memory.dmp

      Filesize

      32KB