Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-01-2025 05:16

General

  • Target

    JaffaCakes118_6a72c0412a98751e6c2894b585d5c14b.exe

  • Size

    154KB

  • MD5

    6a72c0412a98751e6c2894b585d5c14b

  • SHA1

    931f4566239880c3fa113f6bcc0f62e58657dce5

  • SHA256

    81598c6babb6f237fc59911bb674f349bce9c4b5314afe3a8b00c3923856b371

  • SHA512

    6fe0adbf369de45e610eca634e168d64d756fa8c096e980c7db37f3b004346e98314b2fcc12bf50f46acc25a69d6a65276fbb6a9f9e9ab7b2c624dcaa4f5ae1b

  • SSDEEP

    3072:zCDf5EZywjktiW5UZBL6oOYBcjBaPB6iS3b4Dac:zGh6ywjqaIYWBap6iS3b4Dac

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 2 IoCs
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 5 IoCs
  • Program crash 8 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 4 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 31 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72c0412a98751e6c2894b585d5c14b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72c0412a98751e6c2894b585d5c14b.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72c0412a98751e6c2894b585d5c14bSrv.exe
      C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72c0412a98751e6c2894b585d5c14bSrv.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1156
      • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
        "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2160
        • C:\Windows\SysWOW64\svchost.exe
          C:\Windows\system32\svchost.exe
          4⤵
            PID:632
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 632 -s 204
              5⤵
              • Program crash
              PID:3748
          • C:\Program Files\Internet Explorer\iexplore.exe
            "C:\Program Files\Internet Explorer\iexplore.exe"
            4⤵
            • Modifies Internet Explorer settings
            PID:4584
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2160 -s 304
            4⤵
            • Program crash
            PID:1712
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2160 -s 312
            4⤵
            • Program crash
            PID:2800
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1156 -s 296
          3⤵
          • Program crash
          PID:4196
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1156 -s 336
          3⤵
          • Program crash
          PID:1476
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:2856
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2856 -s 204
            3⤵
            • Program crash
            PID:4936
        • C:\Program Files\Internet Explorer\iexplore.exe
          "C:\Program Files\Internet Explorer\iexplore.exe"
          2⤵
          • Modifies Internet Explorer settings
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:1392
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1392 CREDAT:17410 /prefetch:2
            3⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:1184
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 324
          2⤵
          • Program crash
          PID:1212
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 320
          2⤵
          • Program crash
          PID:5076
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2856 -ip 2856
        1⤵
          PID:5112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1156 -ip 1156
          1⤵
            PID:1504
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 632 -ip 632
            1⤵
              PID:4612
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1156 -ip 1156
              1⤵
                PID:740
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4696 -ip 4696
                1⤵
                  PID:1768
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 584 -p 2160 -ip 2160
                  1⤵
                    PID:4388
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 4696 -ip 4696
                    1⤵
                      PID:2384
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 2160 -ip 2160
                      1⤵
                        PID:2000

                      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

                        d3ef026dd88e6e5106ac84f80286c124

                        SHA1

                        75062b0190d63b6ee191c2d3fd7deed40520a363

                        SHA256

                        2ecb929a03fb648afd921206e9f84eebfe98b3b343061e6d2e5bbf3a1d02619c

                        SHA512

                        809dafd4a0fb9c3c22d3fff05ebb4c025b35a69b514ddb082565a14b3543581f1c430532b6dec2dd4da97a4c9b9818b57d91dcc6f91a3a5425f5a65a078cf64e

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

                        Filesize

                        404B

                        MD5

                        8c473e9f893eaf3cc828d7595309a0e5

                        SHA1

                        b17cff734139d2395a6dcf1dc60ca6c5de88d69e

                        SHA256

                        de4a33117a4141419b051cbed22719eda16429b99063656781ca0434eea22b0d

                        SHA512

                        15066ad2ddf145d4d32674b8106a9ad480d77bafdff5320d82c1ce85a49d47ec78da869f622481072f044da8f53d68d37c934fd3b411f11a6acadce8891aa948

                      • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DQ67RYHS\suggestions[1].en-US

                        Filesize

                        17KB

                        MD5

                        5a34cb996293fde2cb7a4ac89587393a

                        SHA1

                        3c96c993500690d1a77873cd62bc639b3a10653f

                        SHA256

                        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

                        SHA512

                        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

                      • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6a72c0412a98751e6c2894b585d5c14bSrv.exe

                        Filesize

                        76KB

                        MD5

                        395eeaefab2ddeb8384cc1148372698a

                        SHA1

                        df1b8db968cde6b267504617bc67436a2feb4289

                        SHA256

                        843a48356f299924f97639a8079b954c88e1ec20cb2bb936386c2c471c098e36

                        SHA512

                        4b6848f3d481a84403cd3ff72f7b5b4a9323a85e8a423dc4e07e948387cf0ecc4902f25ccede5683d04a7f100a27f11d4edfdb658e344bd32e9c648fce32c083

                      • memory/1156-5-0x0000000000400000-0x0000000000426000-memory.dmp

                        Filesize

                        152KB

                      • memory/2160-17-0x0000000001EF0000-0x0000000001EF1000-memory.dmp

                        Filesize

                        4KB

                      • memory/2160-19-0x0000000000400000-0x0000000000426000-memory.dmp

                        Filesize

                        152KB

                      • memory/2160-16-0x0000000000400000-0x0000000000426000-memory.dmp

                        Filesize

                        152KB

                      • memory/2160-25-0x0000000000400000-0x0000000000426000-memory.dmp

                        Filesize

                        152KB

                      • memory/2856-15-0x0000000000B70000-0x0000000000B71000-memory.dmp

                        Filesize

                        4KB

                      • memory/2856-14-0x0000000000B90000-0x0000000000B91000-memory.dmp

                        Filesize

                        4KB

                      • memory/4696-0-0x0000000000400000-0x000000000043A000-memory.dmp

                        Filesize

                        232KB

                      • memory/4696-21-0x00000000771A2000-0x00000000771A3000-memory.dmp

                        Filesize

                        4KB

                      • memory/4696-22-0x0000000000400000-0x000000000043A000-memory.dmp

                        Filesize

                        232KB

                      • memory/4696-9-0x0000000002040000-0x0000000002041000-memory.dmp

                        Filesize

                        4KB

                      • memory/4696-12-0x0000000000400000-0x000000000043A000-memory.dmp

                        Filesize

                        232KB

                      • memory/4696-13-0x0000000000400000-0x000000000043A000-memory.dmp

                        Filesize

                        232KB