Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    30/10/2026, 09:54

General

  • Target
    Client.exe
  • Size 533KB
  • Sample261030-lxcjpseb52
  • SHA256 2b885f906267f01bf03613870069f9d59c0343fa5f6dd35a611d06f630e64ae1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • sheetrat

Version
  • 2.6

Campaign
  • Sheet_hbefvorirblyez

C2
  • openport.pw:29993

Signatures

  • Family: Sheetrat, NonEuclid rat

    Sheetrat aka NonEuclid RAT is a trojan written in C#.

  • Detects Sheetrat obfuscated V1.8 and higher 1 IoCs

    Sheetrat aka NonEuclid RAT is a trojan written in C#.

  • Detects Sheetrat obfuscated version 1 IoCs
  • 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 2 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 26 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Client.exe
    "C:\Users\Admin\AppData\Local\Temp\Client.exe"
    1⤵
    • Reads the TCP/IP host and domain name from the registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:560
  • C:\Windows\system32\wbem\WmiApSrv.exe
    C:\Windows\system32\wbem\WmiApSrv.exe
    1⤵
      PID:3364

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          Admin.bmp

          • Path C:\Users\Admin\AppData\Local\Temp\Admin.bmp
          • Size 588KB
          • SHA256 60ff5131dba68a8ffe7ba0475bf3e192b432e1969e5ac52d7f217f6935f4035d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/560-6-0x000000001D060000-0x000000001D1A6000-memory.dmp

          memory/560-2-0x000000001CBE0000-0x000000001CC56000-memory.dmp

          memory/560-3-0x00000000011A0000-0x00000000011AC000-memory.dmp

          memory/560-4-0x000000001C4F0000-0x000000001C50E000-memory.dmp

          memory/560-5-0x000000001C370000-0x000000001C380000-memory.dmp

          memory/560-0-0x00000000008D0000-0x000000000095C000-memory.dmp

          memory/560-8-0x0000000001110000-0x000000000111A000-memory.dmp

          memory/560-1-0x000000001C370000-0x000000001C380000-memory.dmp

          memory/560-13-0x000000001C370000-0x000000001C380000-memory.dmp

          memory/560-14-0x000000001C370000-0x000000001C380000-memory.dmp

          memory/560-15-0x000000001C7F0000-0x000000001C7F8000-memory.dmp

          memory/560-16-0x000000001C820000-0x000000001C832000-memory.dmp

          memory/560-17-0x000000001C810000-0x000000001C822000-memory.dmp