Overview

overview

8

Static

static

1

Img-347654...34.exe

windows7_x64

7

Img-347654...34.exe

windows10_x64

8

Analysis

  • max time kernel
    72s
  • max time network
    69s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    18/06/2021, 13:01

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General

  • Target
    Img-347654566091234.exe
  • Size 730KB
  • Sample210618-cdhvsa6epe
  • SHA256 0db3bd35b25826c66d2ebc8f3d009b44dcffbf66e7998b19be0cf4c0d8fec258
  • MD5 SHA1 SHA512
Score
8/10
persistencespywarestealer

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
    spyware
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Img-347654566091234.exe
    "C:\Users\Admin\AppData\Local\Temp\Img-347654566091234.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:528
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Users\Admin\AppData\Local\Temp\Img-347654566091234.exe"
      2⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3892
      • C:\Program Files (x86)\Windows Mail\WinMail.exe
        "C:\Program Files (x86)\Windows Mail\WinMail" OCInstallUserConfigOE
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3460
        • C:\Program Files\Windows Mail\WinMail.exe
          "C:\Program Files\Windows Mail\WinMail" OCInstallUserConfigOE
          4⤵
            PID:560
        • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sdedffggdg.exe
          C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\sdedffggdg.exe
          3⤵
          • Executes dropped EXE
          PID:3932

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

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          Downloads

          memory/3892-121-0x0000000000400000-0x000000000047E000-memory.dmp
          Download

          memory/3892-127-0x0000000005A90000-0x0000000005A92000-memory.dmp
          Download

          memory/3932-128-0x0000000002290000-0x0000000002292000-memory.dmp
          Download