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Analysis

  • max time kernel
    144s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/10/2024, 01:05

General

  • Target

    999fa14f19d0882319f62ccabfcb92a9de1c098f3625316081a920df49fb5a52.exe

  • Size

    46KB

  • MD5

    b71825b72e712c35abad5bd272fccbbb

  • SHA1

    f981e3296242b0af200d098b89f9a25e102c1cce

  • SHA256

    999fa14f19d0882319f62ccabfcb92a9de1c098f3625316081a920df49fb5a52

  • SHA512

    e825434f76279b273fb4d3459258a47af22397f67bb8558ac8a8a95a3cea6b40ff9a3fcd6fca2a30fd068c3e484ffa9c5d5ca964fcf3d1bcf7f1998502d59f05

  • SSDEEP

    768:ueKHbBtL8FFswCSpj2/sWYOh5Ti9to8Qm/O+3yVX7DvQzTGfLE:y7BtLsFrC0jVhOK9VV2/fQn

Score
10/10

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.tripod.com
  • Port:
    21
  • Username:
    onthelinux
  • Password:
    741852abc

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\999fa14f19d0882319f62ccabfcb92a9de1c098f3625316081a920df49fb5a52.exe
    "C:\Users\Admin\AppData\Local\Temp\999fa14f19d0882319f62ccabfcb92a9de1c098f3625316081a920df49fb5a52.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3532
    • C:\Program Files (x86)\1591eaf6\jusched.exe
      "C:\Program Files (x86)\1591eaf6\jusched.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:396
  • 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=1284,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4408 /prefetch:8
    1⤵
      PID:2436

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Program Files (x86)\1591eaf6\1591eaf6

      Filesize

      17B

      MD5

      2130fee70fc3f7c10d5279f96f98ad1e

      SHA1

      4307cef89171fa230048ea22546802198d888780

      SHA256

      3506e286f6223ccaf1665d4e457b712abeb527266ff28327ce60e37b9fbeb404

      SHA512

      67fa1bb31028ff3ba125f184207499b9205f58c9eef2ac948f5824475515c396b3d5f93e207cb96deffe1aedb286b1f935cc689c5d84449e51c517da1cffe2e5

    • C:\Program Files (x86)\1591eaf6\jusched.exe

      Filesize

      46KB

      MD5

      0edd73ff15b39b60eb84459402f88d59

      SHA1

      73f0967c36e5d022b06b2bb1f2d4796da9a4af05

      SHA256

      cf9da9cc513dd36056c547a33caf38e6cc1fc16c40a5a905f3680c359cd1c859

      SHA512

      20c5568b7092013a5f4133471530209601bf113085689c8f40ee2770f157ad7b09c2c4b8f1c5066ab44a6c50d5f3673bfff7e7ac8ba692eeddec3f4fbf4a6f5a

    • memory/396-10-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/396-14-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/396-20-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/396-21-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/3532-0-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB

    • memory/3532-13-0x0000000000400000-0x000000000044A000-memory.dmp

      Filesize

      296KB