Analysis

  • max time kernel
    146s
  • max time network
    151s
  • 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, 12:33

General

  • Target

    IEMate.dll

  • Size

    1004KB

  • MD5

    271ee5037a241ae79273434bfd62d7d1

  • SHA1

    d6550f3472522f0b185a6a4771a0f1d63f2a1023

  • SHA256

    1e227a4cd02d299642ff73fb84175d8e2880ef84ac696ed2ea4b4cb30b50c848

  • SHA512

    4bae6d480a05c4a3aee9931c9f08d04e50d5b28ffc5cd1af71bb953ee0009f46873b84a96b6f037de9adbe35b2242dd5cb42ecdcdd899781957bc3389aaf497b

  • SSDEEP

    12288:uIBNRZas1idIhde60KdJkHLyS5PgYNU2zVdoYLb/qkclcL/TvZVv89rAto1OnW29:7Nnv11PrdOHLyS54YK2zV4u/rZ4wGOL

Malware Config

Signatures

  • Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\IEMate.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3120
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\IEMate.dll
      2⤵
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      PID:764
  • 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=4228,i,10369132178352108590,11047993562598554317,262144 --variations-seed-version --mojo-platform-channel-handle=4160 /prefetch:8
    1⤵
      PID:224

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\option.ini

            Filesize

            2KB

            MD5

            cb290bb202865282e67ec573a98941d6

            SHA1

            78f51a4d823c91db8cc8b874686524ffeaa56b0d

            SHA256

            0ea865442bfbf646a4ab7ef9bd17174cc6ed5a4af861361dab53596d2cb50465

            SHA512

            b7a070b85714d08804f2afc059908196bf1e2542369fe2e4f1738cff7ea51faad148300789e6017d37b978011e0d56976a30b1f07865c0e20751d22d82a07bde

          • memory/764-7-0x0000000000B00000-0x0000000000B1B000-memory.dmp

            Filesize

            108KB