Analysis

  • max time kernel
    120s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/03/2024, 19:43

General

  • Target
    0e9bea8429cee4efcd30dfcdb52c7e043caddf235406bc96dddce309502340dc.exe
  • Size 667KB
  • Sample240326-yfa1rsae92
  • SHA256 0e9bea8429cee4efcd30dfcdb52c7e043caddf235406bc96dddce309502340dc
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • systembc

C2
  • 69.10.60.115:4018

Signatures

  • Detect ZGRat V1 34 IoCs
  • SystemBC

    SystemBC is a proxy and remote administration tool first seen in 2019.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0e9bea8429cee4efcd30dfcdb52c7e043caddf235406bc96dddce309502340dc.exe
    "C:\Users\Admin\AppData\Local\Temp\0e9bea8429cee4efcd30dfcdb52c7e043caddf235406bc96dddce309502340dc.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Users\Admin\AppData\Local\Temp\0e9bea8429cee4efcd30dfcdb52c7e043caddf235406bc96dddce309502340dc.exe
      C:\Users\Admin\AppData\Local\Temp\0e9bea8429cee4efcd30dfcdb52c7e043caddf235406bc96dddce309502340dc.exe
      2⤵
      • Adds Run key to start application
      PID:3632
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=760 --field-trial-handle=2264,i,13734085038406049477,12426093271221802693,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:4788

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/3632-949-0x0000000000400000-0x0000000000406000-memory.dmp

          memory/4440-38-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-26-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-3-0x0000000005550000-0x00000000055E6000-memory.dmp

          memory/4440-4-0x0000000005700000-0x0000000005798000-memory.dmp

          memory/4440-5-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-6-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-8-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-10-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-12-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-16-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-14-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-18-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-20-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-44-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-24-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-42-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-28-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-30-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-32-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-34-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-36-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-0-0x0000000000BB0000-0x0000000000C5E000-memory.dmp

          memory/4440-2-0x00000000056F0000-0x0000000005700000-memory.dmp

          memory/4440-40-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-22-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-46-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-48-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-50-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-52-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-54-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-56-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-58-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-60-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-62-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-64-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-66-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-68-0x0000000005700000-0x0000000005791000-memory.dmp

          memory/4440-937-0x0000000005690000-0x0000000005691000-memory.dmp

          memory/4440-938-0x00000000057C0000-0x00000000057EE000-memory.dmp

          memory/4440-939-0x00000000057F0000-0x000000000583C000-memory.dmp

          memory/4440-940-0x0000000074ED0000-0x0000000075680000-memory.dmp

          memory/4440-941-0x00000000056F0000-0x0000000005700000-memory.dmp

          memory/4440-942-0x00000000061E0000-0x0000000006784000-memory.dmp

          memory/4440-950-0x0000000074ED0000-0x0000000075680000-memory.dmp

          memory/4440-1-0x0000000074ED0000-0x0000000075680000-memory.dmp