Overview

overview

10

Static

static

5

9933f31491...18.exe

windows7-x64

10

9933f31491...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05/06/2024, 20:43

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General

  • Target

    9933f314919fc6851e591592908c37d0_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    9933f314919fc6851e591592908c37d0

  • SHA1

    ad813f7249f449c4e3b43a8ada4cb1397b589111

  • SHA256

    48217d3791fb0c7bc0e7a415f3f7a8d5e32b5e380c3a4bed8252d5af30ca6ea3

  • SHA512

    86c92b52d373589444596abed03f671b2e145340424be8a7e6300142579a05721ad70f9ceaa3dfb5d2f22ab8eb522d31044640fe3466c4c16ce93ab86f32bf95

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6G:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5d

Score
10/10
evasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 5 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 7 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
    adwarespyware
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9933f314919fc6851e591592908c37d0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9933f314919fc6851e591592908c37d0_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1044
    • C:\Windows\SysWOW64\cbkastfbjr.exe
      cbkastfbjr.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Loads dropped DLL
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Windows\SysWOW64\iburbqza.exe
        C:\Windows\system32\iburbqza.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:2596
    • C:\Windows\SysWOW64\ocwcrcqgvasgigj.exe
      ocwcrcqgvasgigj.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2064
    • C:\Windows\SysWOW64\iburbqza.exe
      iburbqza.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2624
    • C:\Windows\SysWOW64\bwseyokcyalde.exe
      bwseyokcyalde.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2672
    • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
      "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Windows\mydoc.rtf"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2520
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1708

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLN.DOC.exe
      Filesize

      512KB

      MD5

      fb1412c56829fcf2e8b7730889dbeb67

      SHA1

      040a76079d754edcc180eeb02c13ad21e2b5729b

      SHA256

      c64e25c1bda347a942f08f880fef728f481c30bda5793b9e34c11b0a2106050c

      SHA512

      d02ff89cb3dff2748c3c39e3691d3b5cd1ee069a746184f1de5337bed5e5fae3f567d5b988cecaff712b846b35532bc4f9ca348949eb625f863bd62146d49a9e

      Download Submit

    • C:\Program Files (x86)\Microsoft Office\Office14\1033\PROTTPLV.DOC.exe
      Filesize

      512KB

      MD5

      b88d0b33c0de601144cfb308083f9384

      SHA1

      b1ac0e10b753703a36c40f9c66e7e3f7a31e4f9b

      SHA256

      6a29e44a5a5bef5c6f4366528a60234cb64f7b2c6506dfb0f7cff146bfd2de08

      SHA512

      9ee886c42de864cbaf0aeefe0ab53c478e90d2fdc3d1e2cb95065239e235cdd9c0ceaf4fb4e230665d583b46b52ea623d7fc226bfd3c41f4e42efa4c7e30dc13

      Download Submit

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm
      Filesize

      20KB

      MD5

      42052daf0d56a945a00a4ad6ede83647

      SHA1

      e4f5717a9796fb853526e89fc76011911d528b46

      SHA256

      2d9a4a049d3d1d090e8aa97a57ffe4586adad04a563172b202a633605c9c70d8

      SHA512

      e4aa34a3e13ba8b63bfec1fb3b9897eb256ddb14ed77824def2890b99e8d9cb434b1f6ed3c8b2ba22fa6f2f3881c9358a386c7e46cdfc809dea74e4083d36d57

      Download Submit

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

      512KB

      MD5

      191376eda3b5ca71564cc9d3a2598047

      SHA1

      0ec779976a16a8560b2f3790824095a72395b21d

      SHA256

      e2fe7967c265bda1fa8adcc2015681311e3cf63c51ba3dfcccab0b4f10e0dca1

      SHA512

      96b9c52a97eeda1c44a851c8c4a686cad928dd1a1daf890c27c25500ee4b5d34bf7af6117ad541a3c6b6236795918342d4bbcf6dc0ff5aaa36ef0a11f9365a93

      Download Submit

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

      512KB

      MD5

      bffd5a5da10286b8f076dcde7546d33c

      SHA1

      064669d556bae512f7d18f541609865ce4b3aa24

      SHA256

      f8e31a53f007a508f2518b441fd88260d72bba6c4c40984acc9b498c469b65c2

      SHA512

      30e05096676e66c9dd75a9cdc09ec3d16da190698a2f3a1d0efa17ad4c4ac2228de4c2bb3e7da7bf87fa1343d463b7b3fd7f8142d3ecf409322d8ff2b8bac95f

      Download Submit

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

      512KB

      MD5

      46a2458f91620e49b54df98a4ceefc06

      SHA1

      4887a83663347f610c3415126a51e084a54aeb54

      SHA256

      12bb64887eab51f157a830f202f550f77171c3d915d2c25a7dc482f8e4343003

      SHA512

      594c135172da5238e00799fcf188c111c0fb39e9910bce962a53a6b286377c62e181d5414695565d3bccdf6f0a5293c7105821d05f1073f770125143b6d09ae9

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\cbkastfbjr.exe
      Filesize

      512KB

      MD5

      68faed70d551ba201f5e659ae7970ed6

      SHA1

      42a19ec1f6fbc278feb4250acbf2b3f7713c2e28

      SHA256

      7e8de064b26973fdff035c92a6c8b543bcad948c370cfd3153c1b8a28ef97158

      SHA512

      72293172eeea924c4cbf073f328d928f0f3271189f9c36539246c3e915471d66c4564a16c59a0472bc4f8b129f2f2e8f297c9fc83eb9651124332cf77ae697f5

      Download Submit

    • memory/1044-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2520-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2520-91-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download