Analysis

  • max time kernel
    95s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/11/2024, 23:51

General

  • Target

    91611f016caa714eb130e771cf054436_JaffaCakes118.exe

  • Size

    105KB

  • MD5

    91611f016caa714eb130e771cf054436

  • SHA1

    21ef11761dd0d4d6bbdefdd7306bc74e4f0c81ce

  • SHA256

    a78c500d5d0acbb420a1c56504d99b34d414728dfc2f036f39929f4190c4f7e9

  • SHA512

    cf1d1ab4c2316b272d7d4bfc53e42f67c6f0485fa8a22e6a2e6c41275b4511df2385a174351128e19f42ad745bace76b9d36ef9119a2ae03b355f2f3c8688a78

  • SSDEEP

    3072:zAK0CBezOU+8isBve4bF3u5jwaaHw7Koj4rIG:83z+svb1uz

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\91611f016caa714eb130e771cf054436_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\91611f016caa714eb130e771cf054436_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3316
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:4024
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4024 -s 196
          3⤵
          • Program crash
          PID:988
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1896
        • C:\Program Files\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
          3⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:5076
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5076 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2548
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5076 CREDAT:82950 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4056
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:772
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 204
            3⤵
            • Program crash
            PID:2308
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          2⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:3492
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:2488
        • C:\Users\Admin\AppData\Local\Temp\wuqyvubhjsqrsjlf.exe
          "C:\Users\Admin\AppData\Local\Temp\wuqyvubhjsqrsjlf.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1424
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4024 -ip 4024
        1⤵
          PID:4592
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 772 -ip 772
          1⤵
            PID:4572

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

            Filesize

            471B

            MD5

            7fecd001d472e28495336306d3e0b570

            SHA1

            7dabf5687a11d1d8f92f8ffd348fb73bf077e960

            SHA256

            d3b1b54dfa02ea5cf017cd692023d382defa55e40749816bbddcc3e8ef5e9bff

            SHA512

            5255e2e7897f3abc246464dacea7d32b54a8bdb88806e9d0f54a3d23e76074e2a88adaa35789c32b68d0ca8d6f67726c9ceec31597f3b05628b29cd52af613db

          • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

            Filesize

            404B

            MD5

            3e4e95a60e71bdd7c1931e431c1bfead

            SHA1

            4e51f45554c550025f1a0e3a411b33797b81e45e

            SHA256

            b5f02d70e53bc7cceaf77f90341daf6ec55da2f72b38a4f96d4a36c83cd217de

            SHA512

            8e681a9c13bfdb644a00b2f9c1ee2850ee5cd3b0bc46be22d2ce9f95e7b562d8633d242aec266f8384e242cd62969cd8dc30aa6f540108684e8c4bfc6b5822c5

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\PGH3GSHW\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

          • C:\Users\Admin\AppData\Local\Temp\wuqyvubhjsqrsjlf.exe

            Filesize

            105KB

            MD5

            91611f016caa714eb130e771cf054436

            SHA1

            21ef11761dd0d4d6bbdefdd7306bc74e4f0c81ce

            SHA256

            a78c500d5d0acbb420a1c56504d99b34d414728dfc2f036f39929f4190c4f7e9

            SHA512

            cf1d1ab4c2316b272d7d4bfc53e42f67c6f0485fa8a22e6a2e6c41275b4511df2385a174351128e19f42ad745bace76b9d36ef9119a2ae03b355f2f3c8688a78

          • memory/1424-44-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/1424-43-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/1424-39-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/3316-5-0x0000000000900000-0x0000000000901000-memory.dmp

            Filesize

            4KB

          • memory/3316-20-0x0000000077AA2000-0x0000000077AA3000-memory.dmp

            Filesize

            4KB

          • memory/3316-11-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/3316-17-0x0000000077AA2000-0x0000000077AA3000-memory.dmp

            Filesize

            4KB

          • memory/3316-13-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/3316-18-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/3316-19-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/3316-10-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/3316-1-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/3316-2-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/3316-0-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/3316-38-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/3316-6-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/3316-4-0x00000000008F0000-0x00000000008F1000-memory.dmp

            Filesize

            4KB

          • memory/4024-9-0x0000000000190000-0x0000000000191000-memory.dmp

            Filesize

            4KB

          • memory/4024-8-0x00000000001B0000-0x00000000001B1000-memory.dmp

            Filesize

            4KB