Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    24-06-2020 15:08

General

  • Target

    DETALLES DE SEGUIMIENTO DE FedEx-pdf.exe

  • Size

    1.4MB

  • MD5

    5fe333e1a731213b8b761cfa114a4c24

  • SHA1

    c0eef045d92eac31b471e3e80abc1591088ada0b

  • SHA256

    b6be0879f87f35a6f4c27d1666cf8e183427e868944e6a23d035a13b6208dfb6

  • SHA512

    ee1dec45423c9c276add252c6f37270e356edc99bf27501b7ddaefeb78056dd5fcae5b55cdf19355b06bf19c9fba5ef33d38780a6d58933737be3f099015307a

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.kassohome.com.tr
  • Port:
    21
  • Username:
    Ernest2020@kassohome.com.tr
  • Password:
    jN9DaHjY3SiU

Signatures

  • Reads user/profile data of web browsers 2 TTPs

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

  • AgentTesla

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

  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 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.

  • Suspicious use of SendNotifyMessage 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DETALLES DE SEGUIMIENTO DE FedEx-pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\DETALLES DE SEGUIMIENTO DE FedEx-pdf.exe"
    1⤵
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    • Suspicious use of SendNotifyMessage
    PID:3844
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
      "C:\\\\Windows\\\\Microsoft.NET\\\\Framework\\\\v2.0.50727\\\\MSBuild.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:3952
      • C:\Windows\SysWOW64\netsh.exe
        "netsh" wlan show profile
        3⤵
          PID:748

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Credential Access

    Credentials in Files

    3
    T1081

    Collection

    Data from Local System

    3
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/748-2-0x0000000000000000-mapping.dmp
    • memory/3952-1-0x00000000007BC8FE-mapping.dmp
    • memory/3952-0-0x0000000000770000-0x00000000007C2000-memory.dmp
      Filesize

      328KB