Analysis

  • max time kernel
    145s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 10:18

General

  • Target
    916c57c71f2fa18623137e55550626f6_JaffaCakes118.exe
  • Size 339KB
  • Sample240603-mb4azaba9t
  • SHA256 6f242f77276fe0d4f440239d1a0b94507ffd4cad89e6e0ddc4a75ffa29cfc85e
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\916c57c71f2fa18623137e55550626f6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\916c57c71f2fa18623137e55550626f6_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4400
    • C:\Users\Admin\AppData\Local\Temp\beeihbfhea.exe
      C:\Users\Admin\AppData\Local\Temp\beeihbfhea.exe 1/7/5/1/0/8/0/0/6/2/0 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3824
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81717409912.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1656
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81717409912.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:3964
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81717409912.txt bios get version
        3⤵
          PID:4032
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81717409912.txt bios get version
          3⤵
            PID:1104
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81717409912.txt bios get version
            3⤵
              PID:4604
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3824 -s 856
              3⤵
              • Program crash
              PID:3208
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3824 -ip 3824
          1⤵
            PID:4996
          • 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=4092 --field-trial-handle=2256,i,6670388345726423024,18382795228658886258,262144 --variations-seed-version /prefetch:8
            1⤵
              PID:3648

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  81717409912.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\81717409912.txt
                  • Size 66B
                  • SHA256 d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df
                  • MD5 SHA1 SHA512

                  81717409912.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\81717409912.txt
                  • Size 2B
                  • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
                  • MD5 SHA1 SHA512

                  81717409912.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\81717409912.txt
                  • Size 58B
                  • SHA256 5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9
                  • MD5 SHA1 SHA512

                  beeihbfhea.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\beeihbfhea.exe
                  • Size 538KB
                  • SHA256 90956a73e54e676ed07d6c92988d5d389e64abd3c5de3f7d5a3648caf7f7d013
                  • MD5 SHA1 SHA512 SSDEEP