Analysis

  • max time kernel
    96s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 01:30

General

  • Target

    SC4305132020.exe

  • Size

    423KB

  • MD5

    1476ce63f946c85745c3c03723252ef0

  • SHA1

    01270d77e8b7bfa61963e84e4e1340eb5946f6f1

  • SHA256

    57c1873ebd6818c6fb4425f51ca1a2450bf4da0dc4a3269e637dfe1ea13dc42a

  • SHA512

    395043e6135b8cf82a16fffa8478b1d42e5f5c4efe962f461eab448f26fd1596c22c32738ab95d35142238da88d8cf745448950d786152bf52364ced0b3db673

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    e!Wcqa%07pK~

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    us2.smtp.mailhostbox.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    e!Wcqa%07pK~

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SC4305132020.exe
    "C:\Users\Admin\AppData\Local\Temp\SC4305132020.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4020
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "{path}"
      2⤵
        PID:4256
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:3992
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
            PID:4164

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Collection

      Email Collection

      1
      T1114

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3992-132-0x0000000000000000-mapping.dmp
      • memory/3992-133-0x0000000000400000-0x0000000000452000-memory.dmp
        Filesize

        328KB

      • memory/3992-134-0x0000000074B90000-0x0000000075141000-memory.dmp
        Filesize

        5.7MB

      • memory/4020-130-0x0000000074B90000-0x0000000075141000-memory.dmp
        Filesize

        5.7MB

      • memory/4164-135-0x0000000000000000-mapping.dmp
      • memory/4256-131-0x0000000000000000-mapping.dmp