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Analysis

  • max time kernel
    134s
  • max time network
    163s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08/05/2024, 19:12

General

  • Target

    17bb9b3783bb996e17d5854d14601750_NEIKI.exe

  • Size

    896KB

  • MD5

    17bb9b3783bb996e17d5854d14601750

  • SHA1

    8a64e908e0c91dff7287aba80837b56b00a90ea2

  • SHA256

    a328a8e8c47de645f74907105df17d8a46b719a90aea073bff04a18d119a45fe

  • SHA512

    2bfb2e0ba057e4f8d23da29283d8de3c82402a81210b01b1458a0cd1cf794f6745a57d39730d9f073cffba0c904561411810545b23999c61669058dc0faa5c48

  • SSDEEP

    24576:B0cTRTGryZ5d9TRTGryaITRTGryZ5d9TRTGryeLTRTGryZ5d9TRTGryaITRTGryb:B0c9bD99wI9bD99e9bD99wI9bD99

Score
10/10

Malware Config

Signatures

  • Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 8 IoCs
  • Executes dropped EXE 4 IoCs
  • Drops file in System32 directory 12 IoCs
  • Program crash 1 IoCs
  • Modifies registry class 15 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\17bb9b3783bb996e17d5854d14601750_NEIKI.exe
    "C:\Users\Admin\AppData\Local\Temp\17bb9b3783bb996e17d5854d14601750_NEIKI.exe"
    1⤵
    • Adds autorun key to be loaded by Explorer.exe on startup
    • Drops file in System32 directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4764
    • C:\Windows\SysWOW64\Pfojdh32.exe
      C:\Windows\system32\Pfojdh32.exe
      2⤵
      • Adds autorun key to be loaded by Explorer.exe on startup
      • Executes dropped EXE
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:4576
      • C:\Windows\SysWOW64\Bbfmgd32.exe
        C:\Windows\system32\Bbfmgd32.exe
        3⤵
        • Adds autorun key to be loaded by Explorer.exe on startup
        • Executes dropped EXE
        • Drops file in System32 directory
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:3088
        • C:\Windows\SysWOW64\Cmbgdl32.exe
          C:\Windows\system32\Cmbgdl32.exe
          4⤵
          • Adds autorun key to be loaded by Explorer.exe on startup
          • Executes dropped EXE
          • Drops file in System32 directory
          • Modifies registry class
          • Suspicious use of WriteProcessMemory
          PID:4536
          • C:\Windows\SysWOW64\Diqnjl32.exe
            C:\Windows\system32\Diqnjl32.exe
            5⤵
            • Executes dropped EXE
            PID:3584
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3584 -s 400
              6⤵
              • Program crash
              PID:3324
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3584 -ip 3584
    1⤵
      PID:2944
    • 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 --no-appcompat-clear --mojo-platform-channel-handle=3644 --field-trial-handle=3084,i,4016110471176367543,14287608422419064331,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3944

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Windows\SysWOW64\Bbfmgd32.exe

        Filesize

        896KB

        MD5

        8617ffc5d8305dc333be25e479545ef2

        SHA1

        12349868e0d7716626694b4256630c0e593fe0f5

        SHA256

        41bb9b953c4b1f5266132ed433dc4fd86617a2e526237bf72b3be32a8735d971

        SHA512

        35c29ef9f839c6ad6222d824c8111f8ccb56215144ea8b361a711457fa444f70e144565cba49e6f549b8f0622edf3dc73db253be70d4ec9347d9c57d0cddde3c

      • C:\Windows\SysWOW64\Cmbgdl32.exe

        Filesize

        896KB

        MD5

        ad11e1bf7e7514a12b2fe9c9a01db34f

        SHA1

        ff54084101e445e43a8b775e9007c93bd978affe

        SHA256

        6a50b96e569e3ff3bde8e2ad2690431bccab5f925df4225dc939d2a682d6a256

        SHA512

        d3a4fbe7ee0c2d72fc823956b400c16f7b7320d67a23013ebb94ab2f2b62b25669410e0ee32f545f8a7e89eee7de349a8c8dab956222478fb57c339d1592aceb

      • C:\Windows\SysWOW64\Diqnjl32.exe

        Filesize

        896KB

        MD5

        5412b80a12dfe46c76050759bb0fed4e

        SHA1

        2edbe0ca2555e49dc7b2af542c0a96c516ba14b3

        SHA256

        c5acfa3b92b85f27dd338ee62a67f96ec3adea3603e2d268e79d34fe93ba8a62

        SHA512

        b328e2a5f4a652843a70c9900d70daa8eeb640d891226d11b97c4720e2648df85a7d030219fc804fd584329b051e698bbd45728f476373a15c89bcbba594c23d

      • C:\Windows\SysWOW64\Pfojdh32.exe

        Filesize

        896KB

        MD5

        a999f6a0a309b8f140b72e5e7b220979

        SHA1

        c2af7e57b7e02ab4f681865522a8f105d7184795

        SHA256

        c574882b807127a5d4f0b674b6c5488103fa6b9d85d66051941325139e87fd4e

        SHA512

        b4ecdc642403480e5531077fa7a17a3ef53a7d93556147313d34203cfdd80bf899d2ef719b9ecfd0b2a4014c14ddc020b0eb7bd2b66f29e4dac7263eb1cf7985

      • memory/3088-36-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/3088-16-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/3584-32-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/3584-40-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/4536-25-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/4536-37-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/4576-9-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/4576-35-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/4764-0-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/4764-34-0x0000000000400000-0x0000000000433000-memory.dmp

        Filesize

        204KB

      • memory/4764-1-0x0000000000431000-0x0000000000432000-memory.dmp

        Filesize

        4KB