Analysis

  • max time kernel
    148s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 12:07

General

  • Target

    REQN No. ABL-S205044A.exe

  • Size

    693KB

  • MD5

    dd721c67ab677be66d261ce4882c1927

  • SHA1

    1992c343145db201a8eed9c768d83242068102a0

  • SHA256

    0b0aea8b57dea40a601fdaa11920391e400fff347fdc1316e69c8f9ab47f5bb1

  • SHA512

    04753948b56d433fb74787fd667883ddd3a8d260cae1a9bcc6f7433552f88ae3bbc7b779e1d205ae302e6e79e82d8928babb6b7da123a1e99a70c4bdf09e1ab2

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    secure197.inmotionhosting.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    GL@123456

Signatures

  • AgentTesla

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

  • AgentTesla Payload 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REQN No. ABL-S205044A.exe
    "C:\Users\Admin\AppData\Local\Temp\REQN No. ABL-S205044A.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2416
    • C:\Users\Admin\AppData\Local\Temp\REQN No. ABL-S205044A.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:2532
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:2632

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\REQN No. ABL-S205044A.exe.log

      Filesize

      496B

      MD5

      cb76b18ebed3a9f05a14aed43d35fba6

      SHA1

      836a4b4e351846fca08b84149cb734cb59b8c0d6

      SHA256

      8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

      SHA512

      7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

    • memory/2416-130-0x0000000074C10000-0x00000000751C1000-memory.dmp

      Filesize

      5.7MB

    • memory/2532-131-0x0000000000000000-mapping.dmp

    • memory/2532-132-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/2532-134-0x0000000074C10000-0x00000000751C1000-memory.dmp

      Filesize

      5.7MB

    • memory/2632-135-0x0000000000000000-mapping.dmp