Analysis

  • max time kernel
    94s
  • max time network
    141s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/06/2024, 06:54

General

  • Target
    150ea188ffc2829aa05c07cb21ec3eef_JaffaCakes118.dll
  • Size 100KB
  • Sample240627-hplwmaxdre
  • SHA256 9969c057a9d99f1d5336d1ee447d8b89538a20e5d1f1317b56b9d69f1a9a7443
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Ramnit

    Ramnit is a versatile family that holds viruses, worms, and Trojans.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • Modifies Internet Explorer settings 1 TTPs 36 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 43 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\150ea188ffc2829aa05c07cb21ec3eef_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1260
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\150ea188ffc2829aa05c07cb21ec3eef_JaffaCakes118.dll,#1
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:828
      • C:\Users\Admin\AppData\Local\Temp\Wc8igO0
        "Wc8igO0"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1888
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:1620
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 1620 -s 204
              5⤵
              • Program crash
              PID:4104
          • C:\Program Files (x86)\Internet Explorer\iexplore.exe
            "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
            4⤵
            • Suspicious use of WriteProcessMemory
            PID:5052
            • C:\Program Files\Internet Explorer\IEXPLORE.EXE
              "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:5088
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5088 CREDAT:17410 /prefetch:2
                6⤵
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:4604
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5088 CREDAT:17416 /prefetch:2
                6⤵
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:4052
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            4⤵
              PID:2464
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 208
                5⤵
                • Program crash
                PID:1200
            • C:\Program Files (x86)\Internet Explorer\iexplore.exe
              "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
              4⤵
              • Suspicious use of WriteProcessMemory
              PID:1768
              • C:\Program Files\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
                5⤵
                • Modifies Internet Explorer settings
                PID:1732
            • C:\Users\Admin\AppData\Local\Temp\bahptgmjopauydam.exe
              "C:\Users\Admin\AppData\Local\Temp\bahptgmjopauydam.exe"
              4⤵
              • Executes dropped EXE
              • Suspicious use of AdjustPrivilegeToken
              PID:4436
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 636
            3⤵
            • Program crash
            PID:2540
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1620 -ip 1620
        1⤵
          PID:1940
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 828 -ip 828
          1⤵
            PID:752
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 2464 -ip 2464
            1⤵
              PID:3876

            Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

                  7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

                  • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
                  • Size 471B
                  • SHA256 28766e681bf500e9cddbcd3275cd898c4165354ad087c2461d9ee374a7e2221e
                  • MD5 SHA1 SHA512

                  7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

                  • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
                  • Size 404B
                  • SHA256 e8cde03250fb8283288e7d8dcf74bab7739e0e94fa7800fc2113a1e508bd567e
                  • MD5 SHA1 SHA512

                  suggestions[1].en-US

                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VLW1SL5J\suggestions[1].en-US
                  • Size 17KB
                  • SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
                  • MD5 SHA1 SHA512 SSDEEP

                  Wc8igO0

                  • Path C:\Users\Admin\AppData\Local\Temp\Wc8igO0
                  • Size 93KB
                  • SHA256 ae44ddada123617ce27f953bcccbf47f1bfd98cf6e78a805fbb1caea6945170f
                  • MD5 SHA1 SHA512 SSDEEP

                  memory/828-0-0x0000000000860000-0x0000000000861000-memory.dmp

                  memory/828-4-0x0000000010001000-0x0000000010002000-memory.dmp

                  memory/1620-13-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

                  memory/1620-14-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

                  memory/1888-5-0x0000000000400000-0x0000000000438B40-memory.dmp

                  memory/1888-6-0x0000000000400000-0x0000000000439000-memory.dmp

                  memory/1888-21-0x0000000077BF2000-0x0000000077BF3000-memory.dmp

                  memory/1888-20-0x0000000000400000-0x0000000000439000-memory.dmp

                  memory/1888-19-0x0000000000400000-0x0000000000438B40-memory.dmp

                  memory/1888-23-0x0000000000400000-0x0000000000438B40-memory.dmp

                  memory/1888-24-0x0000000077BF2000-0x0000000077BF3000-memory.dmp

                  memory/1888-12-0x0000000000400000-0x0000000000438B40-memory.dmp

                  memory/1888-10-0x00000000006C0000-0x00000000006C1000-memory.dmp

                  memory/1888-9-0x00000000006B0000-0x00000000006B1000-memory.dmp

                  memory/1888-43-0x0000000000400000-0x0000000000439000-memory.dmp

                  memory/4436-44-0x0000000000400000-0x0000000000438B40-memory.dmp

                  memory/4436-47-0x0000000000400000-0x0000000000438B40-memory.dmp

                  memory/4436-48-0x0000000000400000-0x0000000000439000-memory.dmp

                  memory/4436-42-0x0000000000400000-0x0000000000438B40-memory.dmp