Overview

overview

10

Static

static

5

4afbd40195...18.exe

windows7-x64

10

4afbd40195...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16/05/2024, 12:06

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General

  • Target

    4afbd40195806c1e2d3b8f659b37743e_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    4afbd40195806c1e2d3b8f659b37743e

  • SHA1

    2677c0786dd8b6f2cd5befa921ed90a5ba29ee60

  • SHA256

    ddbffab598f2ec7be186fabd0ab124cfdc5a47bd8d993ba4d6528277d57137c0

  • SHA512

    2a379bf664f844b8af52e1bb9574605fce1b46abfb6323447d60e1324f19aaac85868f85aad7d4425f503b54ce320e6d3238ef9c8e182235ecd3821cc77c75e7

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6N:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5E

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\4afbd40195806c1e2d3b8f659b37743e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\4afbd40195806c1e2d3b8f659b37743e_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:2864
    • C:\Windows\SysWOW64\igpzhegshq.exe
      igpzhegshq.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:3020
      • C:\Windows\SysWOW64\snvbolmo.exe
        C:\Windows\system32\snvbolmo.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:2932
    • C:\Windows\SysWOW64\eesjkzoqnbuzzxs.exe
      eesjkzoqnbuzzxs.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2644
    • C:\Windows\SysWOW64\snvbolmo.exe
      snvbolmo.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:2816
    • C:\Windows\SysWOW64\xkkvmmjpyuros.exe
      xkkvmmjpyuros.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2452
    • 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:2448
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2044

    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

      af7f2dfd6d541490b9101e31f416803b

      SHA1

      27346bac44f216b9058f01ccf6aa67d6abba16c1

      SHA256

      f633461d844514d03067de262acf1dd3986a237f52fc42d6f00c242eabafe98a

      SHA512

      15a554b75e3ce3b7fc90615ed4521156f119a98aca4365257c5b45041fa56b54decb4f9dcb0377242bcac75d86df8f55624a7d2658fd0e2b1c7edcdad31e2e43

      Download Submit

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

      512KB

      MD5

      465059a9957dd7389063f29daf569baa

      SHA1

      c670db57f2987acf9152f324300a464b9b90aa7f

      SHA256

      4e7a5120247f24156804fc65118e7986ed8402cc432ffea9b326e693e27ba9c4

      SHA512

      db2903cefec279f0be43ad2117f6babd981fb9ab896af91c11e76ad9806c0947769f46bdb45ac002251c95667b64cb760104abad0f64a46d4ac7fa35afa46619

      Download Submit

    • C:\Windows\mydoc.rtf
      Filesize

      223B

      MD5

      06604e5941c126e2e7be02c5cd9f62ec

      SHA1

      4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

      SHA256

      85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

      SHA512

      803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

      Download Submit

    • \Windows\SysWOW64\igpzhegshq.exe
      Filesize

      512KB

      MD5

      3d092e3fef48df76e9309f4b1d3bff8d

      SHA1

      98dc269fee91ca3581171c06a0b057111547e117

      SHA256

      6bcce6ab98f934582949e0fadcbfad051676630fe8603cc645a2a85cc08eb155

      SHA512

      5b22572a4bd784ac66c283da8b513b4471695f1376800cf854c782736395f35a8d41a721d26b161e5dcb53bec6847bd0282cf4204c5849660ac6e4cc57a83a34

      Download Submit

    • \Windows\SysWOW64\snvbolmo.exe
      Filesize

      512KB

      MD5

      3b52035ed951a6d18d25bd9c42ce7e84

      SHA1

      bcc2cd84a97d6e6b012b6f19b887fba05aecfc92

      SHA256

      f32cef6651250084eb1043c30480cd87011962ef4e147d9a08dae53a716f21a1

      SHA512

      396a9e5cc71b7c64bf06360692a060c33cec25803ad90e73d113c76f6fda44b4309945858943e617671cd46bdc63538ef01ee47884dd89b7576dc1a3aa162b45

      Download Submit

    • \Windows\SysWOW64\xkkvmmjpyuros.exe
      Filesize

      512KB

      MD5

      089d32714dba4a45d8ae0e586348256d

      SHA1

      a3941e02182d8856ea5d3bfd30e0a11d932c9009

      SHA256

      b308ed35b861fcf2c87ced8c521849ac68130d474ee57c7e018978f655105b9a

      SHA512

      99fa086fe914b00250c4373db1b670d7bea28be8bed8db6da5660fbb18a60cb9ca50be4bc6c82085836d4ea6d6fe434982416182f2e10f2d41b4f9f33de35c0d

      Download Submit

    • memory/2448-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2448-92-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

      Download

    • memory/2864-0-0x0000000000400000-0x0000000000496000-memory.dmp

      Filesize

      600KB

      Download