Analysis

  • max time kernel
    115s
  • max time network
    67s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    08/07/2020, 14:20

General

  • Target

    RFQ0392.exe

  • Size

    389KB

  • MD5

    b3911724ce21ecfb5c68e35848a49ded

  • SHA1

    5a598183755980fa9719ede513244099ee315462

  • SHA256

    bb8e4fd77036e0c835a7362aa8288dc6d24a935917455d8c6dbdf28361ff725d

  • SHA512

    1e41fe3de2a9ccacb8abb8c5c557e38ff186375b9d902b2992f248d77017dc56a930cfce3ad629f78349c5a9a3b9fc1c969051c376800972bd4b56108541911f

Score
7/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 13 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • 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.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ0392.exe
    "C:\Users\Admin\AppData\Local\Temp\RFQ0392.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of SetThreadContext
    PID:112
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\BckJqsWoN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1515.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1920
    • C:\Users\Admin\AppData\Local\Temp\RFQ0392.exe
      "C:\Users\Admin\AppData\Local\Temp\RFQ0392.exe"
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:1792

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1792-4-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/1792-6-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB

  • memory/1792-7-0x0000000000400000-0x000000000044A000-memory.dmp

    Filesize

    296KB