Analysis

  • max time kernel
    92s
  • 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
    15-01-2025 02:05

General

  • Target

    JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe

  • Size

    123KB

  • MD5

    4a67a69e4358d9c54ede78b128062d3b

  • SHA1

    ee134e6e6caf6fbeeb1cdf2383313e104b2695b1

  • SHA256

    23221a1cce311c0fff74433df449f38b0239c09387550380f13925996b9a0223

  • SHA512

    299b446921ef0f04bb9bb3b745081e03ebe4cda4d09f09531341a7638b93351278d3989f61358c0fd61a12f6e95adb08ae1942c2aa16fb4fff97773fcaebb720

  • SSDEEP

    768:e06R0UtgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9ICW:sR0Zn3Pc0LCH9MtbvabUDzJYWu3B

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_4a67a69e4358d9c54ede78b128062d3b.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe"
    1⤵
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1680
    • 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:4292
      • C:\Windows\SysWOW64\svchost.exe
        C:\Windows\system32\svchost.exe
        3⤵
          PID:1236
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -u -p 1236 -s 204
            4⤵
            • Program crash
            PID:1644
        • 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:4880
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4880 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:3356
        • 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:4760
          • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
            "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4760 CREDAT:17410 /prefetch:2
            4⤵
            • System Location Discovery: System Language Discovery
            • Modifies Internet Explorer settings
            • Suspicious use of SetWindowsHookEx
            PID:4168
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1236 -ip 1236
      1⤵
        PID:3744

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        Filesize

        123KB

        MD5

        4a67a69e4358d9c54ede78b128062d3b

        SHA1

        ee134e6e6caf6fbeeb1cdf2383313e104b2695b1

        SHA256

        23221a1cce311c0fff74433df449f38b0239c09387550380f13925996b9a0223

        SHA512

        299b446921ef0f04bb9bb3b745081e03ebe4cda4d09f09531341a7638b93351278d3989f61358c0fd61a12f6e95adb08ae1942c2aa16fb4fff97773fcaebb720

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

        Filesize

        471B

        MD5

        fdba1e1aaafa78dc1bc5319f2afb6f86

        SHA1

        5432b1fa5f940052c9f9117307b2c97a7950cab2

        SHA256

        83c001e05993c8e603aec23cc4fa21a1515943496a69e18ab4a1196294b5354d

        SHA512

        ad7a1db5d9f4ac4edc07dfaacd2dd5aa15d8e228b2e096f9add822e4be84c66db28729583f9fdd5ae4f20fe685854cf2c35ced250a19df3b001c7b563c78a13e

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

        Filesize

        404B

        MD5

        d34e2e69ae10715d77457da4011369b0

        SHA1

        a5cffedd5da1c6ea396cca01abda0b44d4d1d933

        SHA256

        86dbf7518ebfcc9bc8442cb6faadb47d96eb03321fac1e2651741d08d6c1c4b1

        SHA512

        fdde3f3e5cbede4c105c4e1b2cdc51564230a5d7f82524e8fbe10aa9aaef7100647f0634e8d7ab0235eca4447e24e45c045ba24813f4263b5a578d716c451175

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

        Filesize

        404B

        MD5

        694ee2fb501e496375fc0986eca40650

        SHA1

        fe6a4fc383356bbfbab85110bc011ec0dc76fc41

        SHA256

        518662a3b7835bcbf54c82eaced4a4e791ad959e349e61a2dbb294dfa72ab9bf

        SHA512

        a04c22b859de0afd32349302d7a23ba262a8fff334620a7602b091e23581976ac0558f4eb576adced58ee8135913e31020e21671ac5fbbaa4a908c001a98c455

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{34C39623-D2E5-11EF-AF2A-FE5A08828E79}.dat

        Filesize

        5KB

        MD5

        6737667e9d17503b82d95c384a09ff80

        SHA1

        fcd87ed741c1a3ceb38e5625f34f8fa94dce2903

        SHA256

        756d0cc52214bfe127cc39505ce7c7b8543c85a8514630b07dce6b930f896dc4

        SHA512

        bbfea650a7796e62d119353632aa8b142620ebd3bcfcc221fe98fb5e8dba7c2914876d5488bd27f5c90d9e7ce791e22da8e204e97672fe602b4ba155598df2f2

      • C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{34C85B53-D2E5-11EF-AF2A-FE5A08828E79}.dat

        Filesize

        3KB

        MD5

        f75588f2263385dc78ea124ebdf85091

        SHA1

        d0467407036b91f810bd29f0757ffb0524a8d7fe

        SHA256

        3bd9e7ec9e52f494fb53caca5deaf1454abe810796f1ba34e2aebc3725a2420c

        SHA512

        a1a9bd709880191926d1e6315a6de2f87f73404ea1243d5dba3b14958d58f7848f1c1abebaf0a9417161c5b02e2a76de70320abc8df3caa6e65ebc85cce284ee

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

        Filesize

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

      • memory/1236-32-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

        Filesize

        4KB

      • memory/1236-31-0x0000000001200000-0x0000000001201000-memory.dmp

        Filesize

        4KB

      • memory/1680-11-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1680-3-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1680-4-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1680-2-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1680-6-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/1680-0-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/1680-9-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1680-10-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1680-12-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1680-7-0x00000000008D0000-0x00000000008D1000-memory.dmp

        Filesize

        4KB

      • memory/1680-8-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/1680-1-0x0000000000401000-0x0000000000402000-memory.dmp

        Filesize

        4KB

      • memory/4292-29-0x0000000077902000-0x0000000077903000-memory.dmp

        Filesize

        4KB

      • memory/4292-35-0x0000000077902000-0x0000000077903000-memory.dmp

        Filesize

        4KB

      • memory/4292-36-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4292-34-0x0000000000070000-0x0000000000071000-memory.dmp

        Filesize

        4KB

      • memory/4292-39-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4292-33-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB

      • memory/4292-27-0x0000000000400000-0x0000000000421000-memory.dmp

        Filesize

        132KB

      • memory/4292-28-0x0000000000060000-0x0000000000061000-memory.dmp

        Filesize

        4KB

      • memory/4292-20-0x0000000000400000-0x0000000000449000-memory.dmp

        Filesize

        292KB