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
    24-01-2025 12:34

General

  • Target

    JaffaCakes118_2176529b30915c8261a84c1bc4b078cb.exe

  • Size

    148KB

  • MD5

    2176529b30915c8261a84c1bc4b078cb

  • SHA1

    295618139e70fa45697b5d874982522080d3a26d

  • SHA256

    19fc976517e355b7a76a113c699f46c9836d2cf5e4ffcae7f74b9fc3ba8be169

  • SHA512

    a4394a7fbec2d8cedc32d5980e003eae56c51dd75e86bb578c91c6fd798e514e154b2c4b4875c4ea6032d449d497522c6c98b338365eafee304ef767212971c9

  • SSDEEP

    3072:zAK0CBezOU+8isBve4bF3u5jwaaHw7Koj4rIFyFmvbadnr4:83z+svb1uzFyFmvS4

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 32 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_2176529b30915c8261a84c1bc4b078cb.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2176529b30915c8261a84c1bc4b078cb.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4116
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      2⤵
        PID:432
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 432 -s 204
          3⤵
          • Program crash
          PID:3480
      • 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:4356
        • 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:1644
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1644 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3708
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1644 CREDAT:17416 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4752
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        2⤵
          PID:2732
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 2732 -s 212
            3⤵
            • Program crash
            PID:1540
        • 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:2980
          • C:\Program Files\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
            3⤵
            • Modifies Internet Explorer settings
            PID:2012
        • C:\Users\Admin\AppData\Local\Temp\ofpbbsllvlebjxxd.exe
          "C:\Users\Admin\AppData\Local\Temp\ofpbbsllvlebjxxd.exe"
          2⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:728
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 432 -ip 432
        1⤵
          PID:3360
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2732 -ip 2732
          1⤵
            PID:1176

          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

            ce36378334f2edb4e728e0632afebb70

            SHA1

            89d54efcb8c7bbe532e5ad91b38468279d3f5c93

            SHA256

            6be47a3ecfbf81a123c297ee65d70177b4010bfbe728b94b4337453683b9a6e1

            SHA512

            3e09cc9ece1907c072f02f768ec749ceef3b8913f394bb075b1948d0409b7910670b91da7d35160c211d0bf8df05e83409a1ad7493ea53864c41f37305f75aa2

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

            Filesize

            404B

            MD5

            e07ceb7669cf0e525202a7855a294124

            SHA1

            4447e6560dbf59397269772fed32a239ff440dd8

            SHA256

            bca67652b197aaeac2fdd08ac0cfbda5fd66592787d48a22e0c2f10a0269a6ec

            SHA512

            3836d8151316074ee473da45fabcc580aa439c1d9177e5a213c18cd04e1ace157ad5d818325ebfdfcd760681a9112f2dc823297bdff7ffc204ba0346defb1379

          • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8R55UT9S\suggestions[1].en-US

            Filesize

            17KB

            MD5

            5a34cb996293fde2cb7a4ac89587393a

            SHA1

            3c96c993500690d1a77873cd62bc639b3a10653f

            SHA256

            c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

            SHA512

            e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

            Filesize

            148KB

            MD5

            2176529b30915c8261a84c1bc4b078cb

            SHA1

            295618139e70fa45697b5d874982522080d3a26d

            SHA256

            19fc976517e355b7a76a113c699f46c9836d2cf5e4ffcae7f74b9fc3ba8be169

            SHA512

            a4394a7fbec2d8cedc32d5980e003eae56c51dd75e86bb578c91c6fd798e514e154b2c4b4875c4ea6032d449d497522c6c98b338365eafee304ef767212971c9

          • memory/432-9-0x0000000000B30000-0x0000000000B31000-memory.dmp

            Filesize

            4KB

          • memory/432-8-0x0000000000B50000-0x0000000000B51000-memory.dmp

            Filesize

            4KB

          • memory/728-41-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/728-40-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/728-35-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/728-36-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/4116-18-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/4116-10-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4116-0-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/4116-19-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/4116-20-0x0000000077E82000-0x0000000077E83000-memory.dmp

            Filesize

            4KB

          • memory/4116-14-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/4116-11-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/4116-17-0x0000000077E82000-0x0000000077E83000-memory.dmp

            Filesize

            4KB

          • memory/4116-34-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB

          • memory/4116-4-0x00000000021A0000-0x00000000021A1000-memory.dmp

            Filesize

            4KB

          • memory/4116-5-0x00000000021B0000-0x00000000021B1000-memory.dmp

            Filesize

            4KB

          • memory/4116-6-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/4116-2-0x0000000000400000-0x0000000000439FE4-memory.dmp

            Filesize

            231KB

          • memory/4116-1-0x0000000000400000-0x000000000043A000-memory.dmp

            Filesize

            232KB