Analysis

  • max time kernel
    76s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    08-12-2022 18:18

General

  • Target

    341ff4121328104ec5db8662d94cfdfdcffd7c36bc022a8fabea180d3c19adbc.exe

  • Size

    970KB

  • MD5

    32bbd2bd2b4d2e185783f25d64c6cdbf

  • SHA1

    32413fb565d883ce6c73ceb0bf2244dbab4303c1

  • SHA256

    341ff4121328104ec5db8662d94cfdfdcffd7c36bc022a8fabea180d3c19adbc

  • SHA512

    283168bb49700cac4132e477b4bc82f7cf2109c9e942b16efeb545e5f0e97e510bf8f54cce5d5e05b0249a82928dcc09e51c8af98afa40dbd3393cadccdb4f11

  • SSDEEP

    24576:TyeAKI2PDAEQeO6Ru9+DzOofcZ6IYrwg5+Rkz:TyepXPUH3oDzzful6e

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    host39.registrar-servers.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    payment 12345

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 2 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\341ff4121328104ec5db8662d94cfdfdcffd7c36bc022a8fabea180d3c19adbc.exe
    "C:\Users\Admin\AppData\Local\Temp\341ff4121328104ec5db8662d94cfdfdcffd7c36bc022a8fabea180d3c19adbc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
      "{path}"
      2⤵
        PID:668
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:1372

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1372-64-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1372-59-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1372-60-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1372-63-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1372-62-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1372-65-0x0000000000437C4E-mapping.dmp

    • memory/1372-67-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/1372-69-0x0000000000400000-0x000000000043C000-memory.dmp

      Filesize

      240KB

    • memory/2028-55-0x00000000759F1000-0x00000000759F3000-memory.dmp

      Filesize

      8KB

    • memory/2028-56-0x0000000000400000-0x0000000000412000-memory.dmp

      Filesize

      72KB

    • memory/2028-57-0x00000000053B0000-0x0000000005458000-memory.dmp

      Filesize

      672KB

    • memory/2028-58-0x0000000000890000-0x00000000008F0000-memory.dmp

      Filesize

      384KB

    • memory/2028-54-0x0000000000AE0000-0x0000000000BD8000-memory.dmp

      Filesize

      992KB