Analysis

  • max time kernel
    125s
  • 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
    18/09/2024, 23:08

General

  • Target

    2024-09-18_3a66e7947872bbdc85f8c88ac93ec46d_magniber.exe

  • Size

    4.8MB

  • MD5

    3a66e7947872bbdc85f8c88ac93ec46d

  • SHA1

    2de5cf6da582443f1d7d69613442950802029348

  • SHA256

    534ce84b12beb7f5e5b051074401718ef7b38f5d5a0649c63b675ac8c0f742e0

  • SHA512

    df5ba86f5582de70297ae3d9bf1dcc45a14b0d151943f76fd80a8f756283846cb8c7e5c8ef2efcd1ef5ef8109b8935b91c89af430d2c11355405242618576ebc

  • SSDEEP

    98304:AVeM4VwHuokyfn8PGcx2HynIiprw0F80XZrL2o:mAVw3kx2SnIe84X2o

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 2 IoCs
  • 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.

  • Modifies system certificate store 2 TTPs 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-09-18_3a66e7947872bbdc85f8c88ac93ec46d_magniber.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-09-18_3a66e7947872bbdc85f8c88ac93ec46d_magniber.exe"
    1⤵
    • Loads dropped DLL
    • Writes to the Master Boot Record (MBR)
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    PID:1612
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 2112
      2⤵
      • Program crash
      PID:3360
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1612 -ip 1612
    1⤵
      PID:4576
    • 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=4288,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=1436 /prefetch:8
      1⤵
        PID:1448

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\{1ED45EB0-DECD-4382-98AE-063DC7055DD5}.tmp\NetBridge.dll

        Filesize

        231KB

        MD5

        9d145902fb5b9a6da62ac85761434e31

        SHA1

        c817d77f59e3767d75cf5f5298d6b5711308f7e5

        SHA256

        98d795d55329b1057f4fd590468e648a8c34b620207fd9a0a6953f3e98d1ea43

        SHA512

        bbb3109bcd5ded909bfdaeb7f4f006fc5928a9bc501bad5ae8ba9805bc0d924a2c4da8bbd215480db936d663852abd9b0435fa241a40224a4cd93c4b7aff79a9

      • C:\Users\Admin\AppData\Local\Temp\{6CFA456E-2B9C-41c2-9C63-F7CCC0F57520}.tmp\7z.dll

        Filesize

        1.1MB

        MD5

        2888126384d873cc49af32bbe34bb296

        SHA1

        fe74877bcaec93c7d67dab2ce8c86cfc38402d22

        SHA256

        aba19501a8033495664879e09e60e4788537d387cf038fa8769e5b178bccdcb4

        SHA512

        f283b721b27d85fbc7a4e1e91ab1683da0c3888f632873625c4c2b48caa170471aaa84e107230988f615d3f43e40a640607d6e6f641aed59788dee441801748a