Analysis

  • max time kernel
    140s
  • max time network
    132s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    08/09/2020, 09:56

General

  • Target
    STATEMENT OF ACCOUNTS AS AT 31 AUG 2020.xlsx
  • Size 685KB
  • Sample200908-bsf1arx2an
  • SHA256 e617a1c393996f9a323738a08cfe2848c8608d078d08054ee58caa9d45ff4685
  • MD5 SHA1 SHA512
Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 5 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs

Processes

  • C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
    "C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\STATEMENT OF ACCOUNTS AS AT 31 AUG 2020.xlsx"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3056
  • C:\Windows\system32\svchost.exe
    C:\Windows\system32\svchost.exe -k LocalService -s WinHttpAutoProxySvc
    1⤵
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious use of AdjustPrivilegeToken
    PID:2584

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/3056-0-0x00007FFFE49C0000-0x00007FFFE5086000-memory.dmp