Analysis

  • max time kernel
    120s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-01-2025 20:20

General

  • Target

    JaffaCakes118_4ef3a35b852ce0c42b593126b0b87425.exe

  • Size

    101KB

  • MD5

    4ef3a35b852ce0c42b593126b0b87425

  • SHA1

    7d96369a54c2dd35e2dad9914a9d7a154a20d13f

  • SHA256

    68b992192fa944b5bddc7d83a6cf24cd9f30f4f69706f384622d51c08c021d61

  • SHA512

    9e9cacbcb7811d70bb5e460536ce56e21a0ae14ef5e0b598402abab8df1ddcaaec2bba43ae2e348fb5716c5962228ee08f5c45e27228bddeb8edeffd664b3d21

  • SSDEEP

    3072:ztp/14rMFWgVmAUESRFhFGFk8jwaaHw7Koj4re6+:zDGnq6

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 23 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\JaffaCakes118_4ef3a35b852ce0c42b593126b0b87425.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4ef3a35b852ce0c42b593126b0b87425.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3796
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:3660
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3660 -s 204
          3⤵
          • Program crash
          PID:4364
      • 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:1124
        • 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:1180
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1180 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4920
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1180 CREDAT:17416 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:744
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:1672
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 204
            3⤵
            • Program crash
            PID:232
        • 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:3104
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:4216
        • C:\Users\Admin\AppData\Local\Temp\lbdorsswlupykqrl.exe
          "C:\Users\Admin\AppData\Local\Temp\lbdorsswlupykqrl.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:4816
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3660 -ip 3660
        1⤵
          PID:2756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1672 -ip 1672
          1⤵
            PID:4392

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FIQ3I0MW\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

            Filesize

            101KB

            MD5

            4ef3a35b852ce0c42b593126b0b87425

            SHA1

            7d96369a54c2dd35e2dad9914a9d7a154a20d13f

            SHA256

            68b992192fa944b5bddc7d83a6cf24cd9f30f4f69706f384622d51c08c021d61

            SHA512

            9e9cacbcb7811d70bb5e460536ce56e21a0ae14ef5e0b598402abab8df1ddcaaec2bba43ae2e348fb5716c5962228ee08f5c45e27228bddeb8edeffd664b3d21

          • memory/3660-9-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

            Filesize

            4KB

          • memory/3660-8-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

            Filesize

            4KB

          • memory/3796-4-0x00000000021A0000-0x00000000021A1000-memory.dmp

            Filesize

            4KB

          • memory/3796-19-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB

          • memory/3796-7-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB

          • memory/3796-5-0x00000000021B0000-0x00000000021B1000-memory.dmp

            Filesize

            4KB

          • memory/3796-10-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/3796-11-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB

          • memory/3796-17-0x0000000077322000-0x0000000077323000-memory.dmp

            Filesize

            4KB

          • memory/3796-13-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB

          • memory/3796-18-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB

          • memory/3796-0-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB

          • memory/3796-20-0x0000000077322000-0x0000000077323000-memory.dmp

            Filesize

            4KB

          • memory/3796-2-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB

          • memory/3796-28-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/3796-1-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4816-33-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB

          • memory/4816-34-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4816-30-0x0000000000400000-0x0000000000439B68-memory.dmp

            Filesize

            230KB