Analysis

  • max time kernel
    128s
  • max time network
    157s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    09/07/2020, 07:38

General

  • Target

    6fEDPaC5pBfRZVL.exe

  • Size

    1.1MB

  • MD5

    9eecfb090fcf1859e91a84aed74320b3

  • SHA1

    bdcb9a733ce4bc426895c3e9e78aedd9aa31f83b

  • SHA256

    365759dd03965a10bfb50c17454055b0272a0cf33b78aa78441ab6cc996e1090

  • SHA512

    f1e042d6cd350c8f4df7992e631ad0de86a86c36c58da0c5bac545272adc556b2f5c969bc2f31dae5119fcf52f6111348b9cc34bcc989621aaad827a3fa845bd

Malware Config

Signatures

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • 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.

  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • MassLogger log file 1 IoCs

    Detects a log file produced by MassLogger.

Processes

  • C:\Users\Admin\AppData\Local\Temp\6fEDPaC5pBfRZVL.exe
    "C:\Users\Admin\AppData\Local\Temp\6fEDPaC5pBfRZVL.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:1152
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\rWEime" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2E02.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1128
    • C:\Users\Admin\AppData\Local\Temp\6fEDPaC5pBfRZVL.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of AdjustPrivilegeToken
      PID:1856

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1856-4-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/1856-7-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB

  • memory/1856-6-0x0000000000400000-0x000000000049A000-memory.dmp

    Filesize

    616KB