Overview

overview

10

Static

static

5

16334e2f4b...18.exe

windows7-x64

10

16334e2f4b...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    05/05/2024, 05:34

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General

  • Target

    16334e2f4bb0fad8a6f750889db81293_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    16334e2f4bb0fad8a6f750889db81293

  • SHA1

    7e974b8a0d6c99dab50b1311fff1d67354a3ac4f

  • SHA256

    8166e12936826eab9e57f8b3e8453a6b8aaa30de1904f2ccbcd24d1d325a8863

  • SHA512

    2ce3fed712c6336d510bae5e888cbb2ccd326c38e97463bee1d4b9e6ac064945a0f862f425da4e18f9c794e6a6914a61a1ea0c34eff71d4c5bd048a288d541b5

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj60:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5T

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 6 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 9 IoCs
  • Drops file in Program Files directory 14 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\16334e2f4bb0fad8a6f750889db81293_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\16334e2f4bb0fad8a6f750889db81293_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:2880
    • C:\Windows\SysWOW64\fcgjwiuyeb.exe
      fcgjwiuyeb.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:3032
      • C:\Windows\SysWOW64\otfimcrp.exe
        C:\Windows\system32\otfimcrp.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:2636
    • C:\Windows\SysWOW64\mvyxzvpzehlgunr.exe
      mvyxzvpzehlgunr.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2156
    • C:\Windows\SysWOW64\otfimcrp.exe
      otfimcrp.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:2616
    • C:\Windows\SysWOW64\iyxgsebnelgyi.exe
      iyxgsebnelgyi.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2580
    • 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:2640
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1332

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      20KB

      MD5

      25043b24398c9d253a746ed87cf8ccd3

      SHA1

      18d12e46c83556957e4666d509d3636d621289c2

      SHA256

      f67f1aa897067d05d8ce686a73c700d798f21cf23e1b406250fee47779edd8cb

      SHA512

      618564756842f18f9ed99c807c0e0d7afd0f045afae4443ee4c235dc308f5e3cc16588af79eec522f3361c353626410f23f7f02aad51d4f3c2a5cac734bcd1ec

      Download Submit

    • C:\Users\Admin\Documents\LockMove.doc.exe
      Filesize

      512KB

      MD5

      664e45a93114772c27b372cc366f7094

      SHA1

      0aafebd168a1fbf72ed72db9c465ef2960a61410

      SHA256

      0546d938c13d147b6429824134b13ad370af273f75f3b0070744aed64a3ceabe

      SHA512

      f66b7fba2eb734a2ef1b03734812309d728fb487740f067247b0d83f78164937d9a36ba5f4f5f0e4aa5880d8d39081f5f36cc2362b081b2380462ee60e65a86c

      Download Submit

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

      512KB

      MD5

      cc66c9356783061eabd722de0cc3d675

      SHA1

      a888f2d02a0f20680cd52f41e85b95fa306bbcf0

      SHA256

      6fa5e997645f3172fb296f9b49bce56c6ef9a1d392e850b762ee320af3cd354b

      SHA512

      48a7f303b623bd7b260b2f25e5b9fda176c83735e02596dba559e725ad17d9daa558f174ed6e645ebb7a5dd48aaecfe7731eeeac32cbc16475ca13b449dd4202

      Download Submit

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

      512KB

      MD5

      d7007775245105e06a3b3d617203d09f

      SHA1

      99daeaa18df409af1909ec343bd0508eeb313c5d

      SHA256

      16bbd30c4b00253a26813dae0bbfa55f50b5e4c4f74be5069c16f54135d4a7ce

      SHA512

      628675c96738a6d8eec4c37f911dcb3590b5e832f3cafe8ad7acc141eb6c5b15442fc7a3661e5f454d14ec2019916380afe4790516bf0f1a9aeac64f3d7c0485

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\fcgjwiuyeb.exe
      Filesize

      512KB

      MD5

      674ffb8596a1dbbd7eca96b0c7008c4f

      SHA1

      8bee2b9f0988c4ba9d76e42b2020935e3454617d

      SHA256

      47cf0477f348ad06ada9da136774b3ae7597084ec5db16d2b07e8bd0246b1cf7

      SHA512

      733c602754472b476c20ce3251165281700c3219b15130353305a099bce019d6c8b8ee69de3b7ccb47aac1cb3e4372853d229faba78de3186149a7e1e3e578c7

      Download Submit

    • \Windows\SysWOW64\otfimcrp.exe
      Filesize

      512KB

      MD5

      91cd1e9ad1040d5dd4122d378ffda760

      SHA1

      96a7274cfe3e5ecfd9eb0858de4059fa66aa5fad

      SHA256

      06b7e3b42b51ec3c9e6101c2598ba749fa25543e9531d065ff74eb56a9f281cd

      SHA512

      3442fdb77898a7d5b53cf6564017df5c5654e8dab28e0f014f62fe30c1a30b6c8d52a650df406aa7243eef0000454cdc43af449f088f2460b1f4ddaac6b828b1

      Download Submit

    • memory/2640-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2640-95-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2880-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download