Analysis

  • max time kernel
    148s
  • 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
    20-01-2025 13:57

General

  • Target

    JaffaCakes118_ea0e2c4aa274419b3a5b26c2c6d3bca6.exe

  • Size

    92KB

  • MD5

    ea0e2c4aa274419b3a5b26c2c6d3bca6

  • SHA1

    5b84eea08fc2c3905144b022e19dcb37fef4741a

  • SHA256

    28caa2e6334b48b9eeda75c480e012a6631904c4b14f0f365ab0d786bcdb99f5

  • SHA512

    33a573d2a09cc88c6b39572a8cb2d2d17544879850a00490a45862e0e97b4a536c92975f519e632f3b7c70b7c60a266dfe967da2fad2e31bab5ff669f403c3be

  • SSDEEP

    1536:OVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:enxwgxgfR/DVG7wBpE

Malware Config

Signatures

  • Ramnit

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

  • Ramnit family
  • Executes dropped EXE 1 IoCs
  • UPX packed file 12 IoCs

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

  • Drops file in Program Files directory 3 IoCs
  • Program crash 1 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 45 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 10 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea0e2c4aa274419b3a5b26c2c6d3bca6.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea0e2c4aa274419b3a5b26c2c6d3bca6.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4656
    • C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3144
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:4824
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 4824 -s 204
            4⤵
            • Program crash
            PID:5032
        • 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:4900
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4900 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:2076
        • 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:1632
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1632 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3048
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4824 -ip 4824
      1⤵
        PID:3480

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\Program Files (x86)\Microsoft\WaterMark.exe

        Filesize

        92KB

        MD5

        ea0e2c4aa274419b3a5b26c2c6d3bca6

        SHA1

        5b84eea08fc2c3905144b022e19dcb37fef4741a

        SHA256

        28caa2e6334b48b9eeda75c480e012a6631904c4b14f0f365ab0d786bcdb99f5

        SHA512

        33a573d2a09cc88c6b39572a8cb2d2d17544879850a00490a45862e0e97b4a536c92975f519e632f3b7c70b7c60a266dfe967da2fad2e31bab5ff669f403c3be

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

        Filesize

        471B

        MD5

        0ada2095c461df5a751955aa41dd491e

        SHA1

        8366c54b31e1ddc8016aa22aab8c83f73c690810

        SHA256

        80cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09

        SHA512

        135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c

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

        Filesize

        404B

        MD5

        ccd2a51ee65372d6ca571f16d8a47f67

        SHA1

        1420bc07010cb7e21785cea408906f51fd4848ff

        SHA256

        1badfadac58d6900ead5fad995af4d939c642f1ef64860f112c0406aed72ba77

        SHA512

        dcbca451ba6f8d80d53032ae973907f983f00eda82b517bf9cbb387eeac96ba45c1d7383afac98b5f27cca4c467c5b89548c9892328178672e0240285ce9928f

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

        Filesize

        404B

        MD5

        2b74a64dfbaf62a0c1bc15ba0cb8f902

        SHA1

        1f9ece774ac0b00de29366ceae09ff3210f41258

        SHA256

        cfafdc8fc5ebb9a33681320ccf2800050fdaafdd6e8df8b1f25712bb7506cf78

        SHA512

        481931e464af52de680a436e2402e37a10c47b9d7f928342ff7a2f23c49c1a328147b6d9c24d8a67a72cb2aec7ef5ff8dc5b2b720f4adf1abf3bcdfa9a1df080

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{3F82818F-D742-11EF-B319-DEEFF298442C}.dat

        Filesize

        3KB

        MD5

        167b6a0367d941681a2968064d8d9986

        SHA1

        3b329eafcb2559d7192384259311dd4db1719fd5

        SHA256

        cebd29259ef8e3ea2adf67afa460ab0fe52388125ed0205e053732a0fbb8841c

        SHA512

        3ab7234a993f501a248999fb7ba3b137d18b60ce45f1be9fe51e4ef01df7ce4c467abddbc8b2a0ef40db0b24fabe1283bf7cf04985f1a206afe1a243d14b9671

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{3F84E48C-D742-11EF-B319-DEEFF298442C}.dat

        Filesize

        5KB

        MD5

        23faff212bad14e4985197760935f2d3

        SHA1

        e4e96236e9a6990e8c9736259d38f3e63a391aa9

        SHA256

        34268038e6b470910950488bf2ad3c1ecd7f412bfd9a5cad0ec64000212fd39a

        SHA512

        2aae9f42d27c5115e29041de2a85a3d054f663ad4eb78aab3feed7d424ab23cd66d6081b44906c25915ba67e835f87026c21dfc70a0360552a57add38804aae1

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

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/3144-32-0x00000000778A2000-0x00000000778A3000-memory.dmp

        Filesize

        4KB

      • memory/3144-28-0x00000000778A2000-0x00000000778A3000-memory.dmp

        Filesize

        4KB

      • memory/3144-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3144-31-0x0000000000400000-0x0000000000431000-memory.dmp

        Filesize

        196KB

      • memory/3144-38-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3144-37-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3144-25-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/3144-33-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/3144-24-0x00000000001D0000-0x00000000001D1000-memory.dmp

        Filesize

        4KB

      • memory/4656-6-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4656-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4656-8-0x00000000008F0000-0x00000000008F1000-memory.dmp

        Filesize

        4KB

      • memory/4656-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4656-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4656-0-0x0000000000400000-0x0000000000431000-memory.dmp

        Filesize

        196KB

      • memory/4656-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4656-5-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4656-36-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4656-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/4656-2-0x0000000000400000-0x0000000000431000-memory.dmp

        Filesize

        196KB

      • memory/4656-7-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4656-3-0x0000000000400000-0x0000000000431000-memory.dmp

        Filesize

        196KB

      • memory/4824-30-0x0000000000510000-0x0000000000511000-memory.dmp

        Filesize

        4KB

      • memory/4824-29-0x0000000000530000-0x0000000000531000-memory.dmp

        Filesize

        4KB