Analysis

  • max time kernel
    104s
  • max time network
    112s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    23-11-2022 12:55

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.18352.exe

  • Size

    1.1MB

  • MD5

    b5c5ac3050b7efb7d4767b5073bd8046

  • SHA1

    ceade92f348eafaed58f55694b1713d256bb02b6

  • SHA256

    fb34395325382df6f26318709395c22fe689e5c5632d8280e12d2062e813a259

  • SHA512

    893e13119fb56236088765dff0b649ae8b52b2ba33db643a13b8acb47c1076b31667b539d33f9761a1b1a1b9a02106fd2f1fdcbe9ed9fa10b4e3777903adfdeb

  • SSDEEP

    24576:2zw2Lgh/awByLHuptQlrdf81SNtmVWvEdRat/Pcb2Dz:2zw2Eh/dByLOH8dfozVQEd8t8K

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
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.18352.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.18352.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1900
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
        PID:608
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:1232

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Collection

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1232-63-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1232-64-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1232-70-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1232-68-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1232-65-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1232-61-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1232-66-0x0000000000437CAE-mapping.dmp
    • memory/1232-60-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1900-55-0x0000000074AB1000-0x0000000074AB3000-memory.dmp
      Filesize

      8KB

    • memory/1900-54-0x0000000000870000-0x0000000000990000-memory.dmp
      Filesize

      1.1MB

    • memory/1900-59-0x00000000052C0000-0x000000000533A000-memory.dmp
      Filesize

      488KB

    • memory/1900-58-0x0000000007EC0000-0x0000000007F70000-memory.dmp
      Filesize

      704KB

    • memory/1900-57-0x00000000005A0000-0x00000000005AC000-memory.dmp
      Filesize

      48KB

    • memory/1900-56-0x00000000005F0000-0x0000000000608000-memory.dmp
      Filesize

      96KB