Analysis

  • max time kernel
    118s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-12-2024 20:46

General

  • Target

    JaffaCakes118_e99eaea14b6742cbb8d06d3afc6ee3834db888fb78d8c704fd6bc1ac0a15119a.exe

  • Size

    1.3MB

  • MD5

    2fd053ac64091a41dec8887bdbf23ddf

  • SHA1

    d7f1de7c685d27a5f38aa8f8678428fdd944958a

  • SHA256

    e99eaea14b6742cbb8d06d3afc6ee3834db888fb78d8c704fd6bc1ac0a15119a

  • SHA512

    7671bc6bf920f8a8cb9292fa4eebe2ee9572496e67ce14415b01f9a5ee245ff2b3ab1b01106fd0662ad606d1bec65651da8c25bf1860761ada02ffbc0c09e431

  • SSDEEP

    24576:U2G/nvxW3Ww0t6TnzGmVBDh4+aknuRRZJND0gFJ4rD/IjC:UbA30GnzV/q+DnsXg

Malware Config

Signatures

  • DcRat

    DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

  • Dcrat family
  • Process spawned unexpected child process 30 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • DCRat payload 3 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 11 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 30 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 13 IoCs
  • Suspicious use of WriteProcessMemory 48 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e99eaea14b6742cbb8d06d3afc6ee3834db888fb78d8c704fd6bc1ac0a15119a.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_e99eaea14b6742cbb8d06d3afc6ee3834db888fb78d8c704fd6bc1ac0a15119a.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\providercommon\yTUdeXjbLOhnrN32dgrxVg.vbe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1628
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c ""C:\providercommon\1zu9dW.bat" "
        3⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2480
        • C:\providercommon\DllCommonsvc.exe
          "C:\providercommon\DllCommonsvc.exe"
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2056
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\providercommon\DllCommonsvc.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1772
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\Web\Wallpaper\Windows\conhost.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:848
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\DVD Maker\es-ES\conhost.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1144
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.en\WmiPrvSE.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:852
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Windows\PolicyDefinitions\en-US\wininit.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:664
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Microsoft Office\DllCommonsvc.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:912
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\1a287102-69f6-11ef-b2ff-62cb582c238c\dwm.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1204
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Microsoft SQL Server Compact Edition\conhost.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:960
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\System.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1356
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Program Files (x86)\Windows Defender\System.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1236
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "powershell" -Command Add-MpPreference -ExclusionPath 'C:\Recovery\1a287102-69f6-11ef-b2ff-62cb582c238c\DllCommonsvc.exe'
            5⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1640
          • C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.en\WmiPrvSE.exe
            "C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.en\WmiPrvSE.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of AdjustPrivilegeToken
            PID:576
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 5 /tr "'C:\Windows\Web\Wallpaper\Windows\conhost.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2816
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Windows\Web\Wallpaper\Windows\conhost.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2412
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 14 /tr "'C:\Windows\Web\Wallpaper\Windows\conhost.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2604
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 8 /tr "'C:\Program Files\DVD Maker\es-ES\conhost.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2804
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Program Files\DVD Maker\es-ES\conhost.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2740
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 13 /tr "'C:\Program Files\DVD Maker\es-ES\conhost.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2840
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 12 /tr "'C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.en\WmiPrvSE.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2600
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "WmiPrvSE" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.en\WmiPrvSE.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2640
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "WmiPrvSEW" /sc MINUTE /mo 13 /tr "'C:\MSOCache\All Users\{90140000-002C-0409-0000-0000000FF1CE}-C\Proof.en\WmiPrvSE.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2620
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 9 /tr "'C:\Windows\PolicyDefinitions\en-US\wininit.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2996
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "wininit" /sc ONLOGON /tr "'C:\Windows\PolicyDefinitions\en-US\wininit.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2456
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "wininitw" /sc MINUTE /mo 6 /tr "'C:\Windows\PolicyDefinitions\en-US\wininit.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1488
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "DllCommonsvcD" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Microsoft Office\DllCommonsvc.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:600
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "DllCommonsvc" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft Office\DllCommonsvc.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2040
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "DllCommonsvcD" /sc MINUTE /mo 11 /tr "'C:\Program Files (x86)\Microsoft Office\DllCommonsvc.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1308
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 5 /tr "'C:\Recovery\1a287102-69f6-11ef-b2ff-62cb582c238c\dwm.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1932
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dwm" /sc ONLOGON /tr "'C:\Recovery\1a287102-69f6-11ef-b2ff-62cb582c238c\dwm.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1648
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dwmd" /sc MINUTE /mo 5 /tr "'C:\Recovery\1a287102-69f6-11ef-b2ff-62cb582c238c\dwm.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2112
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 9 /tr "'C:\Program Files (x86)\Microsoft SQL Server Compact Edition\conhost.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1952
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhost" /sc ONLOGON /tr "'C:\Program Files (x86)\Microsoft SQL Server Compact Edition\conhost.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1268
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "conhostc" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Microsoft SQL Server Compact Edition\conhost.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1388
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 11 /tr "'C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\System.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2824
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\System.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2556
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 5 /tr "'C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\System.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1480
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 14 /tr "'C:\Program Files (x86)\Windows Defender\System.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2192
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files (x86)\Windows Defender\System.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2136
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 5 /tr "'C:\Program Files (x86)\Windows Defender\System.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:2268
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "DllCommonsvcD" /sc MINUTE /mo 7 /tr "'C:\Recovery\1a287102-69f6-11ef-b2ff-62cb582c238c\DllCommonsvc.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1848
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "DllCommonsvc" /sc ONLOGON /tr "'C:\Recovery\1a287102-69f6-11ef-b2ff-62cb582c238c\DllCommonsvc.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1588
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "DllCommonsvcD" /sc MINUTE /mo 14 /tr "'C:\Recovery\1a287102-69f6-11ef-b2ff-62cb582c238c\DllCommonsvc.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Scheduled Task/Job: Scheduled Task
    PID:1796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

    Filesize

    7KB

    MD5

    32b371104cb4ad6d4606ecd238465a17

    SHA1

    1a4a76925d6f2f58e2bf435192368d34764db682

    SHA256

    850cccac037e14ae43717c779a68977f3330ab1e886f9f6dced7a41a041743ea

    SHA512

    c8427aa2e0c6d078662dd9c92d59e715916ef18a53bee62410b42cb30be7f5e7badfe393e3e1f774dbe03e4891db04400152f4431d32cc0ac3f416e90457a92d

  • C:\providercommon\1zu9dW.bat

    Filesize

    36B

    MD5

    6783c3ee07c7d151ceac57f1f9c8bed7

    SHA1

    17468f98f95bf504cc1f83c49e49a78526b3ea03

    SHA256

    8ab782f0f327a2021530e7230d3aee8abbecb7eed59482a3a46e78b9e3862322

    SHA512

    c6012d4bfac1ed14d0fd9f0eabd0e1c3d647b343db292a907b246271d52a4b7469c809db43910ddba2e8c5045f9cb3d24d0af62d363281e6cb8b39ee94a183e8

  • C:\providercommon\yTUdeXjbLOhnrN32dgrxVg.vbe

    Filesize

    197B

    MD5

    8088241160261560a02c84025d107592

    SHA1

    083121f7027557570994c9fc211df61730455bb5

    SHA256

    2072cc9a4a3b84d4c5178ab41c5588eea7d0103e3928e34d64f17bf97f3d1cc1

    SHA512

    20d9369dd359315848ea30144383a0bb479d86059fdbc3b3256ac84f998193512feb3b1799ab663619920c99fe7e0ebba33ada31a3855094b956fcd351c90478

  • \providercommon\DllCommonsvc.exe

    Filesize

    1.0MB

    MD5

    bd31e94b4143c4ce49c17d3af46bcad0

    SHA1

    f8c51ff3ff909531d9469d4ba1bbabae101853ff

    SHA256

    b5199d3eb28e7de8ec4a5de66cb339a03d90b297e2292473badaab98ade15c63

    SHA512

    f96658bd19b672fd84038bd7e95c89e14f4e6f84e3ce9c6fe3216861a41203406148c6a809c2ab350d0d6c5919c845f619deb1fc9b1f1814dfce87e566bc2394

  • memory/576-55-0x0000000000FE0000-0x00000000010F0000-memory.dmp

    Filesize

    1.1MB

  • memory/852-54-0x000000001B520000-0x000000001B802000-memory.dmp

    Filesize

    2.9MB

  • memory/852-70-0x0000000001DB0000-0x0000000001DB8000-memory.dmp

    Filesize

    32KB

  • memory/2056-13-0x0000000001150000-0x0000000001260000-memory.dmp

    Filesize

    1.1MB

  • memory/2056-14-0x00000000002B0000-0x00000000002C2000-memory.dmp

    Filesize

    72KB

  • memory/2056-15-0x00000000002C0000-0x00000000002CC000-memory.dmp

    Filesize

    48KB

  • memory/2056-16-0x0000000000890000-0x000000000089C000-memory.dmp

    Filesize

    48KB

  • memory/2056-17-0x00000000008A0000-0x00000000008AC000-memory.dmp

    Filesize

    48KB