Resubmissions

17-12-2020 18:27

201217-bavzn97yh2 10

09-11-2020 20:55

201109-jwyhm7ya66 10

Analysis

  • max time kernel
    144s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    09-11-2020 20:55

General

  • Target

    faktura_18.xlsm

  • Size

    95KB

  • MD5

    69f269d0a5e726c0bcafa1e81a456f79

  • SHA1

    a6537a821e059c4d10f9c35f0135e3af0227c9e9

  • SHA256

    3ad4819cec95571fba65855ebde66a308472c22a4c06501bfa1b1d51730572cc

  • SHA512

    72a229fa07b9d71cca6b120f7f2cf57b23c535d4bafe4b5bb65e9e0202e822ebfd7a54405e8b60c0514728f3c7815513049a049e1bde7ed02637e3c5e44dd1c9

Score
10/10

Malware Config

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Enumerates connected drives 3 TTPs 24 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • 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
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 2 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\faktura_18.xlsm"
    1⤵
    • Enumerates connected drives
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3940
    • C:\Windows\System32\rundll32.exe
      "C:\Windows\System32\rundll32.exe" C:\HFKhnuZ\mlCGIzZ\uOUcRwG.dll,DllRegisterServer
      2⤵
      • Process spawned unexpected child process
      PID:2764

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/2764-1-0x0000000000000000-mapping.dmp

  • memory/3940-0-0x00007FF8E8E80000-0x00007FF8E94B7000-memory.dmp

    Filesize

    6.2MB