Analysis

  • max time kernel
    107s
  • max time network
    107s
  • platform
    windows7_x64
  • resource
    win7v200410
  • submitted
    15-04-2020 14:23

General

  • Target

    HSBC BANK LETTER.exe

  • Size

    722KB

  • MD5

    c9f3af24ebda7a1bcaa94dc81156cf45

  • SHA1

    14dff67f355616a09733afabff2cf836bf9ebe52

  • SHA256

    07236ee497bab6187ef9e5ea42f6a184a9bb32030b50d88f251a449b03890305

  • SHA512

    719cfafe427d48211d4364954ac40bc714409b8b7a1b84cac8c208491daeee47418f25dd18b94800330485ed764539e0c62360913f59a04d44f3f87605f22663

Malware Config

Signatures

  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • HawkEye Reborn

    HawkEye Reborn is an enhanced version of the HawkEye malware kit.

  • Looks up external IP address via web service 1 IoCs

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

  • Suspicious use of WriteProcessMemory 17 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\HSBC BANK LETTER.exe
    "C:\Users\Admin\AppData\Local\Temp\HSBC BANK LETTER.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetThreadContext
    PID:2044
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\QZsWuVHcCxhEXU" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9D09.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1640
    • C:\Users\Admin\AppData\Local\Temp\HSBC BANK LETTER.exe
      "{path}"
      2⤵
        PID:796
      • C:\Users\Admin\AppData\Local\Temp\HSBC BANK LETTER.exe
        "{path}"
        2⤵
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        PID:344

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp9D09.tmp

    • memory/344-23-0x0000000000400000-0x0000000000490000-memory.dmp

      Filesize

      576KB

    • memory/344-24-0x0000000000400000-0x0000000000490000-memory.dmp

      Filesize

      576KB

    • memory/344-25-0x0000000000400000-0x0000000000490000-memory.dmp

      Filesize

      576KB