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Overview

overview

10

Static

static

5

0c5cd0f718...18.exe

windows7-x64

10

0c5cd0f718...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    01/05/2024, 17:11

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General

  • Target

    0c5cd0f718c434c0f6a1355ec78cc043_JaffaCakes118.exe

  • Size

    512KB

  • MD5

    0c5cd0f718c434c0f6a1355ec78cc043

  • SHA1

    aaf1646abd4b922e8732eaece2d1acd9eb9aa39f

  • SHA256

    13d6d1c77f9af1e559a46e2dbe55f647b1caf79ab86b56753a03c85c42944177

  • SHA512

    20272d25cf4d224d4911fd7506cc18eb9aed1cb77515b1d3e2456f9190ceb422ad78787e8af73ec3413e8ff151f366562976ff88ff9fb5fdd07cfc4c53205f2f

  • SSDEEP

    6144:1VY0W0sVVZ/dkq5BCoFaJ2i5Lf24C07N5OvSLTUF6pQxI6Upe2cBnTu19bcodj6T:1gDhdkq5BCoC5LfWSLTUQpr2Zu19Qm5G

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 2 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 24 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 53 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 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\0c5cd0f718c434c0f6a1355ec78cc043_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0c5cd0f718c434c0f6a1355ec78cc043_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:2236
    • C:\Windows\SysWOW64\bzwuyhscsk.exe
      bzwuyhscsk.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:2568
      • C:\Windows\SysWOW64\efytuqzj.exe
        C:\Windows\system32\efytuqzj.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        PID:2540
    • C:\Windows\SysWOW64\qkvbbybaxivsyyd.exe
      qkvbbybaxivsyyd.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\efytuqzj.exe
      efytuqzj.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:2584
    • C:\Windows\SysWOW64\rlihskdtgvbfy.exe
      rlihskdtgvbfy.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:2588
    • 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
      PID:2440
  • 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:1564
  • 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:1292

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

    5def6fc20159d44a51b62e385f6240ef

    SHA1

    7774189f043378a54511bb13f8b2e7b621762d37

    SHA256

    780008de8cd04a6e2e49a8593faedad31e9ffc9bea2ff3c60259b08d8ed5ab75

    SHA512

    39f732ac6b56efa1c5ee8d04327e1838828b3d76215c280f7586a5cead456985e1fdf4e6f6b22de4abc7ed52315c800a5871dc3c0e9f4ff4e5f52a92317878c8

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

    512KB

    MD5

    0fa225d48fc343e9a87b68e8717b14ec

    SHA1

    2d659451d67780858f2c769954fe8e4436e3098d

    SHA256

    825930153364cff7646c20fc21394cabecd9ba6e706fbbf68c72bef3f5bb79a0

    SHA512

    3b5c5a40f5233acd900d54b2bea9b74eaedc791fc8be17930edfa8a99f221e7b9e56a54d46eac57839d55de5c09cfc75f7daa5d1a19b8424988723502f3f12d7

    Download Submit

  • C:\Windows\mydoc.rtf
    Filesize

    223B

    MD5

    06604e5941c126e2e7be02c5cd9f62ec

    SHA1

    4eb9fdf8ff4e1e539236002bd363b82c8f8930e1

    SHA256

    85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2

    SHA512

    803f5f2fddbf29fef34de184eb35c2311b7a694740983ca10b54ef252dd26cda4987458d2569f441c6dedc3478bea12b45bfd3566f1b256504a0869ad3829df7

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  • \Windows\SysWOW64\bzwuyhscsk.exe
    Filesize

    512KB

    MD5

    ee14046b2578a1734ec49ea0785d6593

    SHA1

    f268b69907edc03a214a3b2670ff869bf84411ca

    SHA256

    ea7495cf0c0819b7f53ebc69f4fe5f0280eeebeccd56bf84ed53b14477c5ea94

    SHA512

    1bc305d78788edaa2ff89af4eb88a8a1b235fc3952d1540da8426112c73303f4a60b74e84367b9547d79bfa20d25b9077199562b56262d4fdc60c6efacd14572

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  • \Windows\SysWOW64\efytuqzj.exe
    Filesize

    512KB

    MD5

    1927356ee8cd51b7a28db4c107fe5251

    SHA1

    307dc118f2a626290c1f6f1e71e3de25f0495e22

    SHA256

    9975d5bf2e97b41c098715a892cb359663ace88a39c90cd8ef856bf4bff73646

    SHA512

    58c38e6274d07a300ca3ab63a49b309cdf9dca2de24538bc88cc4c0fd3eee8ab082975f9e0fdc00d99737a8f4754850a92213da07509d3bd469a238a60921673

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  • \Windows\SysWOW64\rlihskdtgvbfy.exe
    Filesize

    512KB

    MD5

    e0c812dbab558a54cb8ea48f3de901f4

    SHA1

    eb7d492b4574d55bf3012aee3818b8c66357be9a

    SHA256

    6b8366dd2a0e6047a97a80ed796c7c68c051fce194edca22fde1c3cd4a375cb7

    SHA512

    44aa082249155b6e96df8ff28c2e03b6794bf4646b2085799c02991071ea6bd5008d99256566fb9ccd0f71f06179f317a7acad34c94bb9ab1fb028fedcc6db11

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  • memory/1292-79-0x0000000002EC0000-0x0000000002ED0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2236-0-0x0000000000400000-0x0000000000496000-memory.dmp

    Filesize

    600KB

    Download

  • memory/2440-45-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

    Download