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Overview

overview

10

Static

static

5

a418451e9a...18.exe

windows7-x64

10

a418451e9a...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    13/06/2024, 05:57

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General

  • Target

    a418451e9a22dd1421f511b39a92cba3_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    a418451e9a22dd1421f511b39a92cba3

  • SHA1

    f452a3562ce7623521da143ffa1e82791ba49b4c

  • SHA256

    774aec47c8a9c924538b9a267a995a64ebc8ecf4ee3edc33d537bfa0b2f3e686

  • SHA512

    8147adc7a0868e821ac914207c5d6330badf7cd0340c040c4a8ae6cb2f2b24da3fb9d835bc4cc00c9725287d05cfa0906ac7769bd01be2d4889cb7c43693275c

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6n:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5Q

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\a418451e9a22dd1421f511b39a92cba3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a418451e9a22dd1421f511b39a92cba3_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:1124
    • C:\Windows\SysWOW64\fjsyiyiztq.exe
      fjsyiyiztq.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:2404
      • C:\Windows\SysWOW64\qewvhnhi.exe
        C:\Windows\system32\qewvhnhi.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:2564
    • C:\Windows\SysWOW64\cwwnmdkgyygfird.exe
      cwwnmdkgyygfird.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2636
    • C:\Windows\SysWOW64\qewvhnhi.exe
      qewvhnhi.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:2728
    • C:\Windows\SysWOW64\viykmrddypdwq.exe
      viykmrddypdwq.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2684
    • 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:2772
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2236

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      512KB

      MD5

      1daea51a6eb67a74a8500ad120e79903

      SHA1

      1ba50b83b6852e79051b70f3f63220736d9c6ead

      SHA256

      4a16bdc459f85373b4a6b73b232a8243835653f63c6270bff64199b6ff6f11f2

      SHA512

      2860cd3c29f3474b28d284ae65611693d4ee0bcdf9a576ca422b201664347fd62b9b0edc21e985b47da9e636e167b2635b54183f2b94f5a080e4b038beae5a07

      Download Submit

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

      20KB

      MD5

      188c8616e389632ce6e267cb54630d61

      SHA1

      138edd816af0d57f2fdd78fa84672f2dd1627008

      SHA256

      b9fb53892ac130a2f7d3df870a6dc5d7bbeea22bc7c1476bb123a678e462a950

      SHA512

      fe5b0b9894d8a7a9b3398f026559ac0c4b13a550d3a27f509a3aee1f1b8cc34e806e1ae237a83384ebf510e3d6b2ec6ac34fcdd2a7389617d543794fbf9f9dfa

      Download Submit

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

      512KB

      MD5

      26fbefc99a50fa5526e12d56484f3438

      SHA1

      348fb0ec8de3d15627cf355073ddae998612a891

      SHA256

      b0e8bd000ee57f726d307d3fdf0ea8481c6bed3e05b1caa2d5db373d9d7f4713

      SHA512

      7c12c52c51e1b1880e5aa9b11d312412e0ec4b244088ce4d3c87855598e557d701f1b71637ff8e334355b8322398fa04f6a48dc23cf417733af51465ea3338cb

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\fjsyiyiztq.exe
      Filesize

      512KB

      MD5

      16500c6a8446df2f98fb23915fa5a247

      SHA1

      14d3174a903c3dd91fc34bd642375bb0fe38ae6e

      SHA256

      d422dcecb41f445881d977c0171baf69e6871ce694efe52992a696f137012b08

      SHA512

      2152dda4c7827621c8fd290ab6d6c06da88696bae05522bf1bee81bce0aa9d2737404647d8b0d88fd835f7c87cf9db244b6215b7cbc8664f0c628cf8c9b4ea14

      Download Submit

    • \Windows\SysWOW64\qewvhnhi.exe
      Filesize

      512KB

      MD5

      3be3351476d71d197ae3768f2a460ced

      SHA1

      d4e2ccc617cba4e7ada9bea718a1bb46d4874401

      SHA256

      ef1e9ce716e22afba9dae944871e135c71980598aef710ce49600fdfca951eb7

      SHA512

      17eb2afff9e4f32c435957200d876d06c794442aaec373c19ca39435d3c1598e5d1bb125b6d42adb173bdd80ead6746492420670b37e971927c87b76409553f3

      Download Submit

    • \Windows\SysWOW64\viykmrddypdwq.exe
      Filesize

      512KB

      MD5

      4682e116338852a6e98f5539ac67a07f

      SHA1

      b56561e224d01a654bd4ab5d1366e5cedb4be679

      SHA256

      5101e2c25db2d1846c05930d9a167512354db50c5e56e092f02fc761fa398308

      SHA512

      51eb96511471c172b0eca230e66653e8a382dc2032227a0d0f965941223bf05762b2973f85ef091d5ca8759fe944de05d13e97c383177d20922a888756949d7d

      Download Submit

    • memory/1124-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2772-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2772-94-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download