Analysis

  • max time kernel
    92s
  • 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
    03/07/2024, 14:12

General

  • Target

    22a58ea35d45b71a98a4b29d35bc55a4_JaffaCakes118.exe

  • Size

    102KB

  • MD5

    22a58ea35d45b71a98a4b29d35bc55a4

  • SHA1

    e237313f572e4bac17ff4cd42790a18455a79da5

  • SHA256

    23dc8b09394cf9fc5ca0a9f9ddbe55d64470b94d228a2793d616598d9aef8eef

  • SHA512

    8aa7b25b3e1d2dc5afc5d72fa548fd932fa91ed64930599f8cdfab8a3938c3ec476e3d1539673813e06575fe7b0702647eebe85b6f73d1c39728d89950751909

  • SSDEEP

    3072:hCuvo0N7CdRk1wcB5IqELMKsSGfg1YYWnEr5jwaaHw7Koj4r:QuvZgnk1PE5GwYF0

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 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 2 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 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\22a58ea35d45b71a98a4b29d35bc55a4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\22a58ea35d45b71a98a4b29d35bc55a4_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3436
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:1384
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1384 -s 204
          3⤵
          • Program crash
          PID:3948
      • C:\Program Files (x86)\Internet Explorer\iexplore.exe
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4672
        • 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:840
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:840 CREDAT:17410 /prefetch:2
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2340
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:840 CREDAT:17416 /prefetch:2
            4⤵
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2596
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:4340
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4340 -s 208
            3⤵
            • Program crash
            PID:4388
        • C:\Program Files (x86)\Internet Explorer\iexplore.exe
          "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4100
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:3528
        • C:\Users\Admin\AppData\Local\Temp\kxqgwkolrieoqnfg.exe
          "C:\Users\Admin\AppData\Local\Temp\kxqgwkolrieoqnfg.exe"
          2⤵
          • Executes dropped EXE
          • Suspicious use of AdjustPrivilegeToken
          PID:3196
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1384 -ip 1384
        1⤵
          PID:4008
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4340 -ip 4340
          1⤵
            PID:4248

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

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

                  Filesize

                  471B

                  MD5

                  63a2d2b4cdc269762fe4bdb8cdfde7f8

                  SHA1

                  5cce14e5285ce9844b164d37de9f4ad0acc7880f

                  SHA256

                  8e323e0354939fd301d8db011a0b007476c93e0e048100922e3e59e34b04f716

                  SHA512

                  db3b35b23c3088fdf8f5215d8f9149e717d871be0c7b69541aba232e6f829e18d9d074b53f173387985a3ba4df1c016ec5b75f4387d6123c6c1ba3113c43dec9

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

                  Filesize

                  404B

                  MD5

                  b160874e1d0808189bec7f3ad3938c5f

                  SHA1

                  a9ddd660eceb0a05a5cb690c86b7525ff7e7166a

                  SHA256

                  28e43a988ec6fc3197784cc293cf40c29a965f5c78d75d261c96ab54c31fd383

                  SHA512

                  0573f98e673ea4f624e390ced06dd269b78dd89747287067224353de9ab71b0bdc7f3579bad01f41ae22c73a1847227dee851b8b322a2cc319cca9796e87f6c9

                • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VLW1SL5J\suggestions[1].en-US

                  Filesize

                  17KB

                  MD5

                  5a34cb996293fde2cb7a4ac89587393a

                  SHA1

                  3c96c993500690d1a77873cd62bc639b3a10653f

                  SHA256

                  c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

                  SHA512

                  e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

                  Filesize

                  102KB

                  MD5

                  22a58ea35d45b71a98a4b29d35bc55a4

                  SHA1

                  e237313f572e4bac17ff4cd42790a18455a79da5

                  SHA256

                  23dc8b09394cf9fc5ca0a9f9ddbe55d64470b94d228a2793d616598d9aef8eef

                  SHA512

                  8aa7b25b3e1d2dc5afc5d72fa548fd932fa91ed64930599f8cdfab8a3938c3ec476e3d1539673813e06575fe7b0702647eebe85b6f73d1c39728d89950751909

                • memory/1384-9-0x0000000001080000-0x0000000001081000-memory.dmp

                  Filesize

                  4KB

                • memory/1384-8-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

                  Filesize

                  4KB

                • memory/3196-37-0x0000000000400000-0x0000000000439FD4-memory.dmp

                  Filesize

                  231KB

                • memory/3196-40-0x0000000000400000-0x000000000043A000-memory.dmp

                  Filesize

                  232KB

                • memory/3196-44-0x0000000000400000-0x000000000043A000-memory.dmp

                  Filesize

                  232KB

                • memory/3196-45-0x0000000000400000-0x0000000000439FD4-memory.dmp

                  Filesize

                  231KB

                • memory/3196-42-0x0000000000400000-0x0000000000439FD4-memory.dmp

                  Filesize

                  231KB

                • memory/3436-7-0x0000000000400000-0x0000000000439FD4-memory.dmp

                  Filesize

                  231KB

                • memory/3436-19-0x0000000077842000-0x0000000077843000-memory.dmp

                  Filesize

                  4KB

                • memory/3436-2-0x0000000000400000-0x0000000000439FD4-memory.dmp

                  Filesize

                  231KB

                • memory/3436-5-0x00000000006C0000-0x00000000006C1000-memory.dmp

                  Filesize

                  4KB

                • memory/3436-0-0x0000000000400000-0x0000000000439FD4-memory.dmp

                  Filesize

                  231KB

                • memory/3436-18-0x0000000000400000-0x0000000000439FD4-memory.dmp

                  Filesize

                  231KB

                • memory/3436-38-0x0000000000400000-0x000000000043A000-memory.dmp

                  Filesize

                  232KB

                • memory/3436-16-0x0000000077842000-0x0000000077843000-memory.dmp

                  Filesize

                  4KB

                • memory/3436-15-0x0000000000400000-0x0000000000439FD4-memory.dmp

                  Filesize

                  231KB

                • memory/3436-11-0x0000000000400000-0x000000000043A000-memory.dmp

                  Filesize

                  232KB

                • memory/3436-4-0x00000000006B0000-0x00000000006B1000-memory.dmp

                  Filesize

                  4KB

                • memory/3436-1-0x0000000000400000-0x000000000043A000-memory.dmp

                  Filesize

                  232KB