Overview

overview

10

Static

static

5

654e52bb3e...18.exe

windows7-x64

10

654e52bb3e...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    22-05-2024 00:13

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General

  • Target

    654e52bb3e8605de39394bf674d62302_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    654e52bb3e8605de39394bf674d62302

  • SHA1

    d478c725e67fd33a2c7bfa8846e43c4d23ff55d9

  • SHA256

    ed546775cf9017ffb5ac90474e86e0b73e86f12a6676827577f785af51528771

  • SHA512

    8cff78f1eb224938f25ea25a47ac4d276d674a801f2b340b77688d93a5a1fcaad6b5b08aabcc6ee97864e7aef7b88af73541f23505b6f3a84abcaad86bb4a79b

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6T:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5I

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
  • Modifies Installed Components in the registry 2 TTPs 1 IoCs
    persistence
  • 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 4 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 AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 36 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\654e52bb3e8605de39394bf674d62302_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\654e52bb3e8605de39394bf674d62302_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:2408
    • C:\Windows\SysWOW64\ffljwhcjac.exe
      ffljwhcjac.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:2824
      • C:\Windows\SysWOW64\wdkznxrp.exe
        C:\Windows\system32\wdkznxrp.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:2808
    • C:\Windows\SysWOW64\wqiavmkpsfyqjjp.exe
      wqiavmkpsfyqjjp.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2192
    • C:\Windows\SysWOW64\wdkznxrp.exe
      wdkznxrp.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\nnjladxfztjja.exe
      nnjladxfztjja.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2664
    • 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:2624
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:1136
    • C:\Windows\explorer.exe
      explorer.exe
      1⤵
      • Modifies Installed Components in the registry
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:344

    Network

    MITRE ATT&CK Enterprise v15

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    Downloads

    • C:\Users\Admin\Downloads\PingConfirm.doc.exe
      Filesize

      512KB

      MD5

      8106918052ccf5af37521b063002f1a6

      SHA1

      a892821a87d9f2d7c37aebe531a151915d758c8f

      SHA256

      ebcca9d9e084e38540e6866663acf006784bc31ff55b9ead6e54daeac8d60da9

      SHA512

      00e5e38578fc25d055f9a56f38d5a172b2b16ca99cea76eb8dbb9fcb921937400377cfbef927a1898b0ffb0d80fb4b904fa3e24f8e1ee305790ab3a60ee0b9c3

      Download Submit

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

      512KB

      MD5

      40d218b6f8f75d3dc4c69f89618564f8

      SHA1

      8101a14d4d4af7128afb89ac1acb561cb6e7a7fb

      SHA256

      43222922ecc96fe2555f40585baac7b292fd209564f984995f14170d692c2ee6

      SHA512

      7ad2fd5de16184abda16fd5d227fecca20a3767920e4a396d4def52f13f64049bda72746d868eb4f49bc5e6dfb55d18feef337324371ac42e3e270e9c345e637

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\ffljwhcjac.exe
      Filesize

      512KB

      MD5

      cf783e52299cf1bffc3942a95121c0c8

      SHA1

      f288ecec901975514deab52051c83dc0612040d0

      SHA256

      f476c591c7203d5106a5bf03f4886bb6708b8e0ab25b6879691f1dcab7284ccc

      SHA512

      9975e72dcd229767583e69087a342537e46b6d10de2ccafeca5fa8cb345b68b99d6d0663d9d3db2b5052b43d170a2418ab0216e49200678e4bd040fc1c651832

      Download Submit

    • \Windows\SysWOW64\nnjladxfztjja.exe
      Filesize

      512KB

      MD5

      9064899cab126ab6beae6021fb5010dc

      SHA1

      9ad01f6ca37da9c7962267f8ae131ca1fe383cb7

      SHA256

      449ebf9a0155904ec009de84cd18709bd25802cfdb2816f62a0c4ca48ca327b3

      SHA512

      bac8a7363b5be6203967c22c3c23aa0ceb23f17bd23e4a57922e09fa1ced330a3f38a0488fe3b7c85c839fd1710d1d776a90db17a655f28dc1a0d1979d09e7e6

      Download Submit

    • \Windows\SysWOW64\wdkznxrp.exe
      Filesize

      512KB

      MD5

      d1cea386332a3b893848ad5aefd8f01b

      SHA1

      3435bcb1303cd69d7c5bdd4d8b3308e875e1a006

      SHA256

      d59132fd8bce6c8696cefca734d136dd1bdc4034e36b0a5318dabeeba91cf759

      SHA512

      aa1c9b511413e428ddf5c18a9e6c9ccf4d8a682a41846dfac8e0b65a406266006d8b0eba67a06ea7ebf3e5158dce10eeeb0b976954620e945f38175eea3fa09a

      Download Submit

    • memory/344-83-0x0000000003C70000-0x0000000003C80000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2408-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2624-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download