Analysis

  • max time kernel
    138s
  • max time network
    32s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    16-07-2020 18:47

General

  • Target

    RENEWAL NOTIFICATION DETAILS.exe

  • Size

    541KB

  • MD5

    76b59d78b785869f2fc9992d29b73195

  • SHA1

    beede69fe5312e3a04003fdf403ddc6e6a800e20

  • SHA256

    071cdf5a4c0f1cefcfb1cde2fa78a5ffa221e3c8e11062a6edad41d0023b2104

  • SHA512

    1e567fa417464be1716b78cc512a486352543087969091fa4052e0b9bf5c4496a6a547d0ca7439574046bcb97e59135e87d7aaed605c309509a5cf1a055f6df2

Malware Config

Signatures

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • AgentTesla

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

  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Reads user/profile data of web browsers 2 TTPs

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

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

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

  • Drops file in Drivers directory 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RENEWAL NOTIFICATION DETAILS.exe
    "C:\Users\Admin\AppData\Local\Temp\RENEWAL NOTIFICATION DETAILS.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:1492
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\mvHcTJSkvB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6566.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1244
    • C:\Users\Admin\AppData\Local\Temp\RENEWAL NOTIFICATION DETAILS.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Drops file in Drivers directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:1844

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1844-3-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1844-5-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB

  • memory/1844-6-0x0000000000400000-0x000000000044C000-memory.dmp

    Filesize

    304KB