Overview

overview

8

Static

static

8

pay-3294.xls

windows7_x64

1

pay-3294.xls

windows10_x64

7

Analysis

  • max time kernel
    139s
  • max time network
    138s
  • platform
    windows10_x64
  • resource
    win10v200722
  • submitted
    08/09/2020, 18:13

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General

  • Target
    pay-3294.xls
  • Size 240KB
  • Sample200908-jf4ve21eys
  • SHA256 3ce3e9299312eabba28ead6d8277b16aeee1d38a98b4cb632ce2a1fbf9d0593e
  • MD5 SHA1 SHA512
Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 6 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\pay-3294.xls"
    1⤵
    • Checks computer location settings
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:3888
  • 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:508

Network

        MITRE ATT&CK Enterprise v6

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        Downloads

        memory/3888-0-0x00007FF8C3300000-0x00007FF8C39C6000-memory.dmp
        Download

        memory/3888-1-0x000001BE59E80000-0x000001BE59E81000-memory.dmp
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