Analysis

  • max time kernel
    141s
  • 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
    06-08-2024 00:09

General

  • Target

    921737ab95f8ca1caac680b10b49c03e84a33e169fdd900ed31ad0f3420b3197.exe

  • Size

    23KB

  • MD5

    97b75b6ed5cfab625aa343ed904b82ac

  • SHA1

    0b2832187b49efbf5652eb46409db002096cfdaa

  • SHA256

    921737ab95f8ca1caac680b10b49c03e84a33e169fdd900ed31ad0f3420b3197

  • SHA512

    c087df49d0fbc87cd915d41f29b1a83ea6533eee60235e8e6b73d3be16a245ec21cb3824f94232770a35ba1a5aba85c30f779b68a4017b321670e1a2f4b0fbad

  • SSDEEP

    384:IYir3Vf2dzjGdwMZwOvcAr1qXVIT9Ui5ewcjv9L6ppEp7vKz:IrTVuFqbwUcAr1qXVITuX5jFrp78

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 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\921737ab95f8ca1caac680b10b49c03e84a33e169fdd900ed31ad0f3420b3197.exe
    "C:\Users\Admin\AppData\Local\Temp\921737ab95f8ca1caac680b10b49c03e84a33e169fdd900ed31ad0f3420b3197.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1476
    • C:\Users\Admin\AppData\Local\Temp\budha.exe
      "C:\Users\Admin\AppData\Local\Temp\budha.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3140
  • 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=4292,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4172 /prefetch:8
    1⤵
      PID:1968

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0KP8BKDN\opt-in-graphic2[1].htm

      Filesize

      167B

      MD5

      0104c301c5e02bd6148b8703d19b3a73

      SHA1

      7436e0b4b1f8c222c38069890b75fa2baf9ca620

      SHA256

      446a6087825fa73eadb045e5a2e9e2adf7df241b571228187728191d961dda1f

      SHA512

      84427b656a6234a651a6d8285c103645b861a18a6c5af4abb5cb4f3beb5a4f0df4a74603a0896c7608790fbb886dc40508e92d5709f44dca05dd46c8316d15bf

    • C:\Users\Admin\AppData\Local\Temp\budha.exe

      Filesize

      23KB

      MD5

      56f75cf9b850ac93304f89bf350a01bb

      SHA1

      f19a18fc8655edb9235276e5e524fc785fdb3072

      SHA256

      4e577125453165eadfb530d4b3f7f204cff45b37e9237cb8c3ce850e79f5fc1e

      SHA512

      807d96e82ddf7e71e047f82e8752e05b5cc0bbf4381a7b0b91ded1ee74a11b98b3751b5bc2a0b2bb016c18e6f1f7ad1c8089f28d72115bfc11b68964faf4d750

    • memory/1476-0-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/1476-1-0x0000000002810000-0x0000000002811000-memory.dmp

      Filesize

      4KB

    • memory/1476-3-0x0000000002820000-0x0000000002C20000-memory.dmp

      Filesize

      4.0MB

    • memory/1476-12-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB

    • memory/3140-14-0x00000000027B0000-0x0000000002BB0000-memory.dmp

      Filesize

      4.0MB

    • memory/3140-13-0x00000000027A0000-0x00000000027A1000-memory.dmp

      Filesize

      4KB

    • memory/3140-31-0x0000000000400000-0x0000000000409000-memory.dmp

      Filesize

      36KB