Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    18/07/2023, 12:59

General

  • Target
    rJUNESOA062023=USD1,256.86.exe
  • Size 906KB
  • Sample230718-p724wsbb71
  • SHA256 5c1f9e75c8bd4068988f6a852ed0b2690c829d2f3b57a68089e5114101db2077
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • agenttesla

Credentials

Signatures

  • AgentTesla

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\rJUNESOA062023=USD1,256.86.exe
    "C:\Users\Admin\AppData\Local\Temp\rJUNESOA062023=USD1,256.86.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2412
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JicgtsN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2BB2.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2980
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "{path}"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2940

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp2BB2.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmp2BB2.tmp
        • Size 1KB
        • SHA256 5ae3119d3933fe7aa06dce320132e0611f1577d78dfc840e936194845e5a8b00
        • MD5 SHA1 SHA512

        memory/2412-55-0x0000000074390000-0x0000000074A7E000-memory.dmp

        memory/2412-54-0x0000000000E60000-0x0000000000F48000-memory.dmp

        memory/2412-56-0x00000000043D0000-0x0000000004410000-memory.dmp

        memory/2412-57-0x0000000074390000-0x0000000074A7E000-memory.dmp

        memory/2412-58-0x00000000043D0000-0x0000000004410000-memory.dmp

        memory/2412-59-0x00000000003E0000-0x00000000003F4000-memory.dmp

        memory/2412-60-0x0000000005460000-0x00000000054E6000-memory.dmp

        memory/2412-61-0x0000000000600000-0x000000000063C000-memory.dmp

        memory/2412-80-0x0000000074390000-0x0000000074A7E000-memory.dmp

        memory/2940-71-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2940-79-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2940-67-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2940-73-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        memory/2940-75-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2940-77-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2940-65-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2940-69-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2940-81-0x0000000074390000-0x0000000074A7E000-memory.dmp

        memory/2940-82-0x0000000001270000-0x00000000012B0000-memory.dmp

        memory/2940-84-0x0000000001270000-0x00000000012B0000-memory.dmp

        memory/2940-85-0x0000000074390000-0x0000000074A7E000-memory.dmp

        memory/2940-86-0x0000000001270000-0x00000000012B0000-memory.dmp

        memory/2940-87-0x0000000001270000-0x00000000012B0000-memory.dmp