Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    07/11/2026, 21:29

General

  • Target
    2026-11-06_dc0cd0a3458a52bc454286bdf00d6037_icedid_luca-stealer_njrat_stealc.exe
  • Size 1.9MB
  • Sample261107-1ccrasfv7w
  • SHA256 75e74d9e29f7303c8a04f290e7b594df6302e1f4c85a46b725625d7502cb523f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • valleyrat_s2

Version
  • 1.0

C2
  • 186.240.201.76:30828

Signatures

  • Family: ValleyRat

    ValleyRat stage2 is a backdoor written in C++.

  • Detects ValleyRAT payload 6 IoCs
  • UAC bypass 3 TTPs 2 IoCs
  • Custom signature
    Detects Windows exceutables bypassing UAC using CMSTP COM interfaces. MITRE (T1218.003) 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates connected drives 3 TTPs 44 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Looks up external IP address via web service 1 TTPs 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Reads the TCP/IP host and domain name from the registry 1 TTPs 6 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: LoadsDriver 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs
  • System policy modification 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-11-06_dc0cd0a3458a52bc454286bdf00d6037_icedid_luca-stealer_njrat_stealc.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-11-06_dc0cd0a3458a52bc454286bdf00d6037_icedid_luca-stealer_njrat_stealc.exe"
    1⤵
    • UAC bypass
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:3360
    • C:\Windows\SYSTEM32\citool.exe
      "citool.exe" -r
      2⤵
        PID:4908
      • C:\ProgramData\MicroPoint\WinCombo.exe
        "C:\ProgramData\MicroPoint\WinCombo.exe"
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Enumerates connected drives
        • Reads the TCP/IP host and domain name from the registry
        • Suspicious behavior: EnumeratesProcesses
        PID:1320
    • C:\ProgramData\MicroPoint\EraseCode.dat
      C:\ProgramData\MicroPoint\EraseCode.dat
      1⤵
      • Executes dropped EXE
      PID:2940
    • C:\ProgramData\MicroPoint\WinCombo.exe
      "C:\ProgramData\MicroPoint\WinCombo.exe"
      1⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: EnumeratesProcesses
      PID:3456

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          EraseCode.dat

          • Path C:\ProgramData\MicroPoint\EraseCode.dat
          • Size 65KB
          • SHA256 6d9a604c2bf7360ae484077a4a744568f06c4e06481400664bcbe355b8064884
          • MD5 SHA1 SHA512 SSDEEP TLSH

          WinCombo.exe

          • Path C:\ProgramData\MicroPoint\WinCombo.exe
          • Size 1.9MB
          • SHA256 75e74d9e29f7303c8a04f290e7b594df6302e1f4c85a46b725625d7502cb523f
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/1320-23-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/1320-5-0x0000018AFD210000-0x0000018AFD233000-memory.dmp

          memory/1320-6-0x0000018AFC8B0000-0x0000018AFC8B1000-memory.dmp

          memory/1320-7-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/1320-16-0x0000018AFD490000-0x0000018AFD4E0000-memory.dmp

          memory/1320-10-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/1320-11-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/1320-22-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/1320-4-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/1320-14-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/1320-15-0x0000018AFD490000-0x0000018AFD4E0000-memory.dmp

          memory/1320-17-0x0000018AFD490000-0x0000018AFD4E0000-memory.dmp

          memory/3456-13-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/3456-18-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/3456-19-0x0000029C35870000-0x0000029C358C0000-memory.dmp

          memory/3456-21-0x0000029C35870000-0x0000029C358C0000-memory.dmp

          memory/3456-20-0x0000029C35870000-0x0000029C358C0000-memory.dmp

          memory/3456-12-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/3456-9-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/3456-24-0x0000000140000000-0x000000014002A000-memory.dmp

          memory/3456-25-0x0000000140000000-0x000000014002A000-memory.dmp