Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20250217-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20250217-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    11/03/2025, 16:14

General

  • Target
    coderoom-main/biopderfawd.exe
  • Size 6.8MB
  • Sample250311-tp2gvsxpv2
  • SHA256 d01f06838b39583de6738d8b0e9d2b7c0414b4801ccab1d71b2b03c2958a528c
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Xmrig family
  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner payload 16 IoCs
  • Creates new service(s) 2 TTPs
  • Stops running service(s) 4 TTPs
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Launches sc.exe 4 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • Modifies data under HKEY_USERS 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 50 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\coderoom-main\biopderfawd.exe
    "C:\Users\Admin\AppData\Local\Temp\coderoom-main\biopderfawd.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    PID:4040
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "HELPER"
      2⤵
      • Launches sc.exe
      PID:1588
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "HELPER" binpath= "C:\ProgramData\helper\helper.exe" start= "auto"
      2⤵
      • Launches sc.exe
      PID:4716
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe stop eventlog
      2⤵
      • Launches sc.exe
      PID:3828
    • C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe start "HELPER"
      2⤵
      • Launches sc.exe
      PID:1644
  • C:\ProgramData\helper\helper.exe
    C:\ProgramData\helper\helper.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1088
    • C:\Windows\system32\conhost.exe
      C:\Windows\system32\conhost.exe
      2⤵
        PID:1248
      • C:\Windows\system32\svchost.exe
        svchost.exe
        2⤵
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4912

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          helper.exe

          • Path C:\ProgramData\helper\helper.exe
          • Size 6.8MB
          • SHA256 d01f06838b39583de6738d8b0e9d2b7c0414b4801ccab1d71b2b03c2958a528c
          • MD5 SHA1 SHA512 SSDEEP

          memory/1248-7-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/1248-10-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/1248-6-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/1248-5-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/1248-4-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/1248-3-0x0000000140000000-0x000000014000D000-memory.dmp

          memory/4912-12-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-11-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-15-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-14-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-18-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-17-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-16-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-13-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-22-0x00000273FD560000-0x00000273FD580000-memory.dmp

          memory/4912-21-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-24-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-26-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-25-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-23-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-19-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-27-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-28-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-29-0x0000000140000000-0x000000014082C000-memory.dmp

          memory/4912-30-0x00000273FDC60000-0x00000273FDC80000-memory.dmp