Analysis

  • max time kernel
    139s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    21-05-2022 00:14

General

  • Target

    scan009567443_pdf.exe

  • Size

    732KB

  • MD5

    c13e2f086b165bbc7a0faabfc14c9684

  • SHA1

    e18adf1bcc29a654dbaaf9a12cf67756c2fd23fd

  • SHA256

    fa2e9aca8e9942fbbad7006322243788563664b0b19ea83262959a5fec2f8b4c

  • SHA512

    f1e0193309d76a52a043f06b853a225d4e94621282a2bea23098ed135b8df933ebc4ff98f3a53af91cda85cb837671a50ea097de18b52a9c599aa384a3b777bb

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.moorefundz.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    g7g2Ig?Aeh_+

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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 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\scan009567443_pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\scan009567443_pdf.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5020
    • C:\Users\Admin\AppData\Local\Temp\scan009567443_pdf.exe
      "{path}"
      2⤵
        PID:4700
      • C:\Users\Admin\AppData\Local\Temp\scan009567443_pdf.exe
        "{path}"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • outlook_office_path
        • outlook_win_path
        PID:4836

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\scan009567443_pdf.exe.log
      Filesize

      496B

      MD5

      7baa6583f69f63f7230df9bf98448356

      SHA1

      fe9eb85b57192362da704a3c130377fe83862320

      SHA256

      a632504621b4cac1d5ba5465c7ad9b30f3d036e9838682506782124a211bed4f

      SHA512

      0e72541791281c0fdac1f5fc6beea0b9eb8766b2a386aecb92cb8a44e5b59b7114c79194393ddeff957ffe86021a311caed7ce2731b863d97ad441870efbc051

    • memory/4700-131-0x0000000000000000-mapping.dmp
    • memory/4836-132-0x0000000000000000-mapping.dmp
    • memory/4836-133-0x0000000000400000-0x000000000044C000-memory.dmp
      Filesize

      304KB

    • memory/4836-135-0x0000000075000000-0x00000000755B1000-memory.dmp
      Filesize

      5.7MB

    • memory/5020-130-0x0000000075000000-0x00000000755B1000-memory.dmp
      Filesize

      5.7MB