Overview

overview

10

Static

static

MV XIN HAI...rs.exe

windows7_x64

10

MV XIN HAI...rs.exe

windows10_x64

10

Analysis

  • max time kernel
    103s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    09/08/2021, 05:35

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General

  • Target
    MV XIN HAI 588_vsl particulars.exe
  • Size 485KB
  • Sample210809-78grkm5n8x
  • SHA256 16f76c882a6d5cdbdcdc443d1fc80c52411a6768940a90e7864efe6aaca5dac8
  • MD5 SHA1 SHA512
Score
10/10
agentteslakeyloggerspywarestealertrojan

Malware Config

Extracted

Family

  • agenttesla

Credentials
  • Protocol

    smtp
  • Host

    smtp.bafaqroup.com
  • Port

    587
  • Username

    [email protected]
  • Password

    bs%K^dS2

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

    keyloggertrojanstealerspywareagenttesla
  • AgentTesla Payload 3 IoCs
  • Nirsoft 13 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 8 IoCs
  • 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 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\MV XIN HAI 588_vsl particulars.exe
    "C:\Users\Admin\AppData\Local\Temp\MV XIN HAI 588_vsl particulars.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1984
    • C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
      "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /EXEFilename "C:\Windows\System32\sc.exe" /WindowState 0 /CommandLine "stop WinDefend" /StartDirectory "" /RunAs 8 /Run
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1492
      • C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /SpecialRun 4101d8 1492
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:820
    • C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
      "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /EXEFilename "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" /WindowState 0 /CommandLine "rmdir 'C:\ProgramData\Microsoft\Windows Defender' -Recurse" /StartDirectory "" /RunAs 8 /Run
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1560
      • C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe
        "C:\Users\Admin\AppData\Local\Temp\AdvancedRun.exe" /SpecialRun 4101d8 1560
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:424
    • C:\Users\Admin\AppData\Local\Temp\MV XIN HAI 588_vsl particulars.exe
      "C:\Users\Admin\AppData\Local\Temp\MV XIN HAI 588_vsl particulars.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1536

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1492-69-0x0000000075AD1000-0x0000000075AD3000-memory.dmp
        Download

        memory/1536-86-0x0000000000400000-0x000000000043C000-memory.dmp
        Download

        memory/1536-88-0x0000000000400000-0x000000000043C000-memory.dmp
        Download

        memory/1536-90-0x0000000004CC0000-0x0000000004CC1000-memory.dmp
        Download

        memory/1984-63-0x0000000004BC0000-0x0000000004C34000-memory.dmp
        Download

        memory/1984-62-0x0000000000CF0000-0x0000000000D4A000-memory.dmp
        Download

        memory/1984-59-0x00000000012D0000-0x00000000012D1000-memory.dmp
        Download

        memory/1984-64-0x00000000008E0000-0x00000000008EC000-memory.dmp
        Download

        memory/1984-61-0x00000000009F0000-0x00000000009F1000-memory.dmp
        Download