Analysis

  • max time kernel
    125s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-10-2024 23:39

General

  • Target

    $PLUGINSDIR/aminsis.dll

  • Size

    559KB

  • MD5

    51ba1095f0ae45a2d444bea506cb9ad4

  • SHA1

    038a5d53d055a6d440bd2c8864c2f51db206c5e5

  • SHA256

    b620091bf9973e807e12155d2247a6d233b5d13ec38c426675470ab4b26f0539

  • SHA512

    f5fe2dd0f19bcaab47540ceedbec71f7f7c5b833c8772c097594c458e5f1101fe9feb849812b65c175055f71dfb13f11c4ad94fef42cd66f247413e453de3361

  • SSDEEP

    12288:kbdmSvBuSrDWoN/8Z+iZz2ULoygI/htZw3EKwcxi0T8NGAmN:bSvBuSG7+iZz2ULoyXZzw3E2tT8UAmN

Score
3/10

Malware Config

Signatures

  • Program crash 1 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:5064
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\aminsis.dll,#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3068
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3068 -s 624
        3⤵
        • Program crash
        PID:3912
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 3068 -ip 3068
    1⤵
      PID:4692
    • 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=3004,i,2727319350781907497,7925939240893079607,262144 --variations-seed-version --mojo-platform-channel-handle=4352 /prefetch:8
      1⤵
        PID:4824

      Network

      MITRE ATT&CK Enterprise v15

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      Downloads