Analysis

  • max time kernel
    143s
  • max time network
    152s
  • 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, 09:39

General

  • Target
    914f12e1847226e36e7d70229dd05b30_JaffaCakes118.exe
  • Size 661KB
  • Sample240603-lmr7eaac8v
  • SHA256 2368174d9d3c1c6378d4d8e62cc5fbe3b16652ea0752ce8b46e87c7e80cd73ff
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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\914f12e1847226e36e7d70229dd05b30_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\914f12e1847226e36e7d70229dd05b30_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:772
    • C:\Users\Admin\AppData\Local\Temp\beecfcdhca.exe
      C:\Users\Admin\AppData\Local\Temp\beecfcdhca.exe 6*6*8*6*5*2*5*1*8*6*6 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
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3232
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81717407571.txt bios get serialnumber
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:5076
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81717407571.txt bios get version
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:1188
      • C:\Windows\SysWOW64\Wbem\wmic.exe
        wmic /output:C:\Users\Admin\AppData\Local\Temp\81717407571.txt bios get version
        3⤵
          PID:3732
        • C:\Windows\SysWOW64\Wbem\wmic.exe
          wmic /output:C:\Users\Admin\AppData\Local\Temp\81717407571.txt bios get version
          3⤵
            PID:3196
          • C:\Windows\SysWOW64\Wbem\wmic.exe
            wmic /output:C:\Users\Admin\AppData\Local\Temp\81717407571.txt bios get version
            3⤵
              PID:1724
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 3232 -s 940
              3⤵
              • Program crash
              PID:4756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3232 -ip 3232
          1⤵
            PID:2152
          • 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=4076 --field-trial-handle=2900,i,14549994492153927475,12895178890800740987,262144 --variations-seed-version /prefetch:8
            1⤵
              PID:3452

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

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                  Downloads

                  81717407571.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\81717407571.txt
                  • Size 66B
                  • SHA256 d5418014fa8e6e17d8992fd12c0dfecac8a34855603ea58133e87ea09c2130df
                  • MD5 SHA1 SHA512

                  81717407571.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\81717407571.txt
                  • Size 2B
                  • SHA256 b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
                  • MD5 SHA1 SHA512

                  81717407571.txt

                  • Path C:\Users\Admin\AppData\Local\Temp\81717407571.txt
                  • Size 58B
                  • SHA256 5602490a82bcacec8797d25cbb6f643fc9e69f89a2f0e6ec1e8d1f568e77a6b9
                  • MD5 SHA1 SHA512

                  beecfcdhca.exe

                  • Path C:\Users\Admin\AppData\Local\Temp\beecfcdhca.exe
                  • Size 846KB
                  • SHA256 aea092e6538925178f2d0c9ae39157d034b2807baaf366a91ef34789ea4095d3
                  • MD5 SHA1 SHA512 SSDEEP

                  ZipDLL.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nseE919.tmp\ZipDLL.dll
                  • Size 163KB
                  • SHA256 6bbeb39747f1526752980d4dbec2fe2c7347f3cc983a79c92561b92fe472e7a1
                  • MD5 SHA1 SHA512 SSDEEP

                  prubyqu.dll

                  • Path C:\Users\Admin\AppData\Local\Temp\nseE919.tmp\prubyqu.dll
                  • Size 138KB
                  • SHA256 40ebf253af2d6f47f627365e301200aea630fa2ed8a115f4a467c3e9e7fc92a4
                  • MD5 SHA1 SHA512 SSDEEP