Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    23-08-2023 14:31

General

  • Target

    SecuriteInfo.com.Trojan.Win32.Injector.853.exe

  • Size

    523KB

  • MD5

    9c887b53af0404e4559cb8ce1edb2a1a

  • SHA1

    75038b9aadafa00f8a5619e8c50acc52fa835d51

  • SHA256

    b8e50901b6e2d51d8d0d639faf9b642f49568506aff8d448feb4032986bde964

  • SHA512

    f69252aa0ae55cc9d9b09f5a7018c23913adad744139e212c64eaf990cf0eed18d4776ab239585d870fe3e6bf2531048ad6393978beba65f164ebbf0bc4a1223

  • SSDEEP

    12288:fFaiwnV94rbm0quSd05PHe9h8SzdEg5Xjui61ngd/yBI3QhoG9N:tR/fPSd05PHKXpEgBjui6pgd6Be+o6N

Score
10/10

Malware Config

Signatures

  • DcRat

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

  • DCRat payload 6 IoCs

    Detects payload of DCRat, commonly dropped by NSIS installers.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Win32.Injector.853.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Win32.Injector.853.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1616
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:2448

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2448-1-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2448-4-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

    Filesize

    4KB

  • memory/2448-3-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2448-2-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2448-0-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2448-5-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2448-7-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2448-9-0x0000000000400000-0x0000000000456000-memory.dmp

    Filesize

    344KB

  • memory/2448-10-0x0000000073F00000-0x00000000745EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2448-11-0x0000000004B30000-0x0000000004B70000-memory.dmp

    Filesize

    256KB

  • memory/2448-12-0x0000000073F00000-0x00000000745EE000-memory.dmp

    Filesize

    6.9MB

  • memory/2448-13-0x0000000004B30000-0x0000000004B70000-memory.dmp

    Filesize

    256KB