Overview

overview

10

Static

static

5

15b0acc86b...18.exe

windows7-x64

10

15b0acc86b...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-05-2024 03:03

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General

  • Target

    15b0acc86b8caadcd9ce95197862d29a_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    15b0acc86b8caadcd9ce95197862d29a

  • SHA1

    0c1097fccf60a9180fc69ad886c928cc971002a1

  • SHA256

    4bb0c4f302d81672c1fac6b325062ef439499157effbf81b018b67efc324018c

  • SHA512

    121397dc9ae20615663ed9d4d81a6f5f19cd6254963fb08c5c2649a27d96dd2087400c47855cb72f1bbd6d9dddf942049687128ee02ed6ae9915f8df2c344cef

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6F:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5+

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 5 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\15b0acc86b8caadcd9ce95197862d29a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\15b0acc86b8caadcd9ce95197862d29a_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:1912
    • C:\Windows\SysWOW64\iodktjplxs.exe
      iodktjplxs.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:2552
      • C:\Windows\SysWOW64\bxbkwaso.exe
        C:\Windows\system32\bxbkwaso.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:2272
    • C:\Windows\SysWOW64\fxesmchmmadynzj.exe
      fxesmchmmadynzj.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\bxbkwaso.exe
      bxbkwaso.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:2920
    • C:\Windows\SysWOW64\qhkulutfdccbd.exe
      qhkulutfdccbd.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2592
    • 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:2428
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:300

    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

      2de82f869fbf5e5ab081b493ac19a623

      SHA1

      18a57869703b742ce8e86204f5f438a39ee84c12

      SHA256

      b685a5177bf60faface75e87ced76d01531c09b9d0b41d79685f8440faf5bc52

      SHA512

      ab3e5d75ce123169bdebf1803282d623a0a5e24fbf942e7ee71ab1a1dabc6b712b0317c6fb2ca80b627d17ed2a13accc9c047b93a63a10c29b6ddd20348966fc

      Download Submit

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

      512KB

      MD5

      b991aa645515eea123bd58e5cfc17e14

      SHA1

      4934e06f22a30e1d37c231112c3e34a52dcc5ca4

      SHA256

      0ca8f35566c467c1fd2933f17b92f7ee6dd3bd1b6aae97b61f6aa8771ec0d814

      SHA512

      49c504547ecaba0772208c0d3641a6b57b7f73e81f2181c1bf8d59f4253c19d098774d3e985430fc644427a380bfc98fb63b11ea12d31bb8a6a0d47762c9b910

      Download Submit

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

      512KB

      MD5

      304ad0756ed71589e5856c1d1e8153de

      SHA1

      1c2baf338284e758660c1ab8bc3a88eeb1687d81

      SHA256

      39bb87efd15f76eb1dd817f166ee7fa31b39b522b94f539631c72116ddbc3c41

      SHA512

      ad4cb731cb46ba986a9f65124784025311d332c7c60f0616ca15f2f5b6bcdb653634952a28e3127f664c0e34c6d5b2a5e2b56e5d877bbca894ce37081ff59094

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\bxbkwaso.exe
      Filesize

      512KB

      MD5

      620d0d08efa13f268dee930c16bb3ac2

      SHA1

      dc99bc15654df8494753a88ffb4dd7b07439c53d

      SHA256

      a6b53c0e781d967b33a9a7de3ad8be807f42476399d2fa02258c87db775fce89

      SHA512

      f4670b158760ec4ffd7223e27bb28c546602f8020560e9819805585f96812109329b808f573d7b06a3a81350f845e89f074e072432a8da02314209ec150860dc

      Download Submit

    • \Windows\SysWOW64\iodktjplxs.exe
      Filesize

      512KB

      MD5

      0800fcca41a2e9d277bd8ab4306af56a

      SHA1

      d9ce43f8c1d5a515c281032ee142a486a50ffedc

      SHA256

      fb802cebb9e1a3a95087b49c054773f9a712684be1ce5d41a37e52746e06c0af

      SHA512

      77082c4f1c204ba8a70fee28c6be998c203851d0e8b7f27b75aa946d2ec23873518a766fe65f3d6f33c6b22e238b2274b72018d1e3ca7966bc1451364584c2fa

      Download Submit

    • memory/1912-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download

    • memory/2428-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2428-92-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download