Overview

overview

10

Static

static

CaseExport35869.xls

windows7_x64

10

CaseExport35869.xls

windows10_x64

6

Analysis

  • max time kernel
    128s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    26-05-2020 23:16

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Report Analysis Logs

General

  • Target

    CaseExport35869.xls

  • Size

    720KB

  • MD5

    4e01760bab19474560ebc97b9fa1c651

  • SHA1

    379f02d85cf7ec50decc934d61cb8140789ddfe6

  • SHA256

    128503f4b0e1174d03d89fcac4cf6991dda494f10d748157daa90ed0a032fd4e

  • SHA512

    680d9f1c2d26000a3a8702312248ba9d725ff6f3044af188462cc48ae8489175a685814d3f04f163049c537984d2c19703ef13c70be9f0fa0338f69d43b2692d

Score
6/10

Malware Config

Signatures

  • Process spawned suspicious child process 1 IoCs

    This child process is typically not spawned unless (for example) the parent process crashes. This typically indicates the parent process was unsuccessfully compromised.

  • Suspicious use of WriteProcessMemory 4 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
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 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\CaseExport35869.xls"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of SetWindowsHookEx
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious behavior: EnumeratesProcesses
    PID:1484
    • C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
      "C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4624
      2⤵
      • Process spawned suspicious child process
      • Suspicious use of WriteProcessMemory
      PID:980
      • C:\Windows\system32\dwwin.exe
        C:\Windows\system32\dwwin.exe -x -s 4624
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:760

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/760-0-0x000001EA5D250000-0x000001EA5D251000-memory.dmp
    Filesize

    4KB

    Download
  • memory/760-1-0x000001EA5D250000-0x000001EA5D251000-memory.dmp
    Filesize

    4KB

    Download
  • memory/760-3-0x000001EA5D9D0000-0x000001EA5D9D1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/760-6-0x000001EA5DDD0000-0x000001EA5DDD1000-memory.dmp
    Filesize

    4KB

    Download
  • memory/760-8-0x000001EA5DD30000-0x000001EA5DD31000-memory.dmp
    Filesize

    4KB

    Download
  • memory/760-9-0x000001EA5DD30000-0x000001EA5DD31000-memory.dmp
    Filesize

    4KB

    Download
  • memory/760-10-0x000001EA5DD30000-0x000001EA5DD31000-memory.dmp
    Filesize

    4KB

    Download
  • memory/760-11-0x000001EA5D910000-0x000001EA5D911000-memory.dmp
    Filesize

    4KB

    Download