Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    16-05-2024 13:11

General

  • Target

    e006d21af325e490696eac189d6fe9f0_NeikiAnalytics.exe

  • Size

    828KB

  • MD5

    e006d21af325e490696eac189d6fe9f0

  • SHA1

    cce2f3a4a2cc3b6ab5161201639dcdd853b8f5ca

  • SHA256

    0cc2a158f676462d631f265f149ef0f1fe1f698e0487877d3e7c17a07c52dcd0

  • SHA512

    933df81a32489d40da8840abc0aaa606598d35b289dbca69ba465499745feaa1a7d05c50d4dccd63d498b84d8378e34575f611c1fd18a801ca36c07619d79811

  • SSDEEP

    12288:ooQUC/VdATqagGCW4TXQ3fPND877TIYCHUO+/biBHuZ/TMib+hV:E//PATqoCW4jYlK7k/StY++hV

Score
10/10

Malware Config

Signatures

  • DcRat

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

  • Process spawned unexpected child process 12 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.

  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 12 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 3 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\e006d21af325e490696eac189d6fe9f0_NeikiAnalytics.exe
    "C:\Users\Admin\AppData\Local\Temp\e006d21af325e490696eac189d6fe9f0_NeikiAnalytics.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2180
    • C:\Program Files\Common Files\System\ja-JP\System.exe
      "C:\Program Files\Common Files\System\ja-JP\System.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2176
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 10 /tr "'C:\Program Files\DVD Maker\Shared\csrss.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2816
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "csrss" /sc ONLOGON /tr "'C:\Program Files\DVD Maker\Shared\csrss.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2968
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "csrssc" /sc MINUTE /mo 13 /tr "'C:\Program Files\DVD Maker\Shared\csrss.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2964
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 10 /tr "'C:\Program Files\Common Files\System\ja-JP\System.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2692
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Program Files\Common Files\System\ja-JP\System.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2708
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 14 /tr "'C:\Program Files\Common Files\System\ja-JP\System.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2612
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 10 /tr "'C:\Recovery\8f60a382-0d98-11ef-817d-5aba25856535\System.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2732
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "System" /sc ONLOGON /tr "'C:\Recovery\8f60a382-0d98-11ef-817d-5aba25856535\System.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:1424
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "SystemS" /sc MINUTE /mo 9 /tr "'C:\Recovery\8f60a382-0d98-11ef-817d-5aba25856535\System.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2492
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 8 /tr "'C:\Users\Public\Libraries\dllhost.exe'" /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2580
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dllhost" /sc ONLOGON /tr "'C:\Users\Public\Libraries\dllhost.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2640
  • C:\Windows\system32\schtasks.exe
    schtasks.exe /create /tn "dllhostd" /sc MINUTE /mo 7 /tr "'C:\Users\Public\Libraries\dllhost.exe'" /rl HIGHEST /f
    1⤵
    • Process spawned unexpected child process
    • Creates scheduled task(s)
    PID:2480

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\System\ja-JP\System.exe

    Filesize

    828KB

    MD5

    e006d21af325e490696eac189d6fe9f0

    SHA1

    cce2f3a4a2cc3b6ab5161201639dcdd853b8f5ca

    SHA256

    0cc2a158f676462d631f265f149ef0f1fe1f698e0487877d3e7c17a07c52dcd0

    SHA512

    933df81a32489d40da8840abc0aaa606598d35b289dbca69ba465499745feaa1a7d05c50d4dccd63d498b84d8378e34575f611c1fd18a801ca36c07619d79811

  • memory/2176-18-0x0000000000960000-0x0000000000A36000-memory.dmp

    Filesize

    856KB

  • memory/2180-0-0x000007FEF5783000-0x000007FEF5784000-memory.dmp

    Filesize

    4KB

  • memory/2180-1-0x00000000013B0000-0x0000000001486000-memory.dmp

    Filesize

    856KB

  • memory/2180-2-0x000007FEF5780000-0x000007FEF616C000-memory.dmp

    Filesize

    9.9MB

  • memory/2180-17-0x000007FEF5780000-0x000007FEF616C000-memory.dmp

    Filesize

    9.9MB