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Overview

overview

10

Static

static

3

JaffaCakes...b8.dll

windows7-x64

10

JaffaCakes...b8.dll

windows10-2004-x64

10

Analysis

  • max time kernel
    95s
  • 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, 21:47

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General

  • Target

    JaffaCakes118_002edc6b7084635d18a9d05694ef71b8.dll

  • Size

    284KB

  • MD5

    002edc6b7084635d18a9d05694ef71b8

  • SHA1

    805c8e588d8e745ef837daaa20b779397d39b983

  • SHA256

    8fe87ee3e6dbaa468584811b2f52c8eedc1c8e534cbb693d132e552d2eb78404

  • SHA512

    634c02c2ecc0d03a75d13156a6f0169eac6b805dcc19e07a9e4ead954fff29fad44cade0978365595d7f7accdfa1e29034d4eaa94d929c85589da5a2499c8c4f

  • SSDEEP

    6144:zKtDP9elqi0AOROnJPmR2wl30kVYvtrx:zKtYlqi09ROnJPmRPV0ZV

Score
10/10
ramnitbankerdiscoveryspywarestealertrojanupxworm

Malware Config

Signatures

  • Ramnit

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

    trojanspywarestealerwormbankerramnit
  • Ramnit family
    ramnit
  • Executes dropped EXE 2 IoCs
  • Drops file in System32 directory 1 IoCs
  • UPX packed file 4 IoCs

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

    upx
  • 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.

    discovery
  • Modifies Internet Explorer settings 1 TTPs 26 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\system32\regsvr32.exe
    regsvr32 /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_002edc6b7084635d18a9d05694ef71b8.dll
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3160
    • C:\Windows\SysWOW64\regsvr32.exe
      /s C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_002edc6b7084635d18a9d05694ef71b8.dll
      2⤵
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:3404
      • C:\Windows\SysWOW64\regsvr32Srv.exe
        C:\Windows\SysWOW64\regsvr32Srv.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3344
        • C:\Program Files (x86)\Microsoft\DesktopLayer.exe
          "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:3500
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\system32\svchost.exe
            5⤵
              PID:1212
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 1212 -s 204
                6⤵
                • Program crash
                PID:4508
            • C:\Program Files\Internet Explorer\iexplore.exe
              "C:\Program Files\Internet Explorer\iexplore.exe"
              5⤵
              • Modifies Internet Explorer settings
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SetWindowsHookEx
              • Suspicious use of WriteProcessMemory
              PID:1668
              • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
                "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1668 CREDAT:17410 /prefetch:2
                6⤵
                • System Location Discovery: System Language Discovery
                • Modifies Internet Explorer settings
                • Suspicious use of SetWindowsHookEx
                PID:1384
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1212 -ip 1212
      1⤵
        PID:936

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

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

        471B

        MD5

        0ada2095c461df5a751955aa41dd491e

        SHA1

        8366c54b31e1ddc8016aa22aab8c83f73c690810

        SHA256

        80cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09

        SHA512

        135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c

        Download Submit

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

        404B

        MD5

        080395802c3c6b3f6f754318816fcd58

        SHA1

        563f155d3ee734a8946e9d716c327250b0892d08

        SHA256

        ee93f93747e0960739abe95659c43c924c8b64f4e8b61cdc6dae5a3556a9dc75

        SHA512

        e4840991ca6eff1ce1ad5f24d6dd954c0df10f4d70acc60e76b1ca5ab0c61db16b01919fd594dff3236479557bdbd54a5490d913648eb40244a9aec0ec30497d

        Download Submit

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

        17KB

        MD5

        5a34cb996293fde2cb7a4ac89587393a

        SHA1

        3c96c993500690d1a77873cd62bc639b3a10653f

        SHA256

        c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

        SHA512

        e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

        Download Submit

      • C:\Windows\SysWOW64\regsvr32Srv.exe
        Filesize

        58KB

        MD5

        24f14847e1e9b7a4dcbd77816d3ea8a4

        SHA1

        a172b22bd35f2aa8e7b9788a075ab2e3da87b2a4

        SHA256

        98c494dd67af59ab86bf136d1af3e5351155bac8901b4ed0953afde478aa5cd1

        SHA512

        ab76c729209ba44d9618131fb65ebb7daed8123a0625c34832039f8364fb2d56a89780fda7f7fe4ca06a7b95afb0f7c389453ea410ef846a6e1b762b316ac127

        Download Submit

      • memory/1212-18-0x0000000000760000-0x0000000000761000-memory.dmp

        Filesize

        4KB

        Download

      • memory/1212-17-0x0000000000780000-0x0000000000781000-memory.dmp

        Filesize

        4KB

        Download

      • memory/3344-5-0x0000000000530000-0x0000000000545000-memory.dmp

        Filesize

        84KB

        Download

      • memory/3344-6-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download

      • memory/3404-0-0x000000004C0C0000-0x000000004C107000-memory.dmp

        Filesize

        284KB

        Download

      • memory/3500-15-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download

      • memory/3500-14-0x0000000002040000-0x0000000002041000-memory.dmp

        Filesize

        4KB

        Download

      • memory/3500-13-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download

      • memory/3500-20-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download

      • memory/3500-21-0x00000000771B2000-0x00000000771B3000-memory.dmp

        Filesize

        4KB

        Download

      • memory/3500-12-0x0000000000400000-0x0000000000415000-memory.dmp

        Filesize

        84KB

        Download