Overview

overview

10

Static

static

8

Prepared_w...2.xlsm

windows7_x64

10

Prepared_w...2.xlsm

windows10_x64

10

Analysis

  • max time kernel
    147s
  • max time network
    154s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    20-07-2021 15:50

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General

  • Target

    Prepared_waybill_documentation_9430202.xlsm

  • Size

    83KB

  • MD5

    941e89e5d2f73e21c5cd9fc6a7e49ff1

  • SHA1

    e9e93d2a450030774bd05a4313b427bf4405044d

  • SHA256

    d4a8dc24262e181897d3caa84c00b1d138814c30aca11ebb15942c64be941a22

  • SHA512

    5c778e3ab78eed8aa47c515fd89a472d9afe817dfe1613293fd1c9af89d6cf1502a1b1d63f01e16769b34b3d8474cbcd69f646d969f9c40835c6c23b28470f55

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://162.248.225.97/1.php

Signatures

  • Process spawned unexpected child process 1 IoCs

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

  • 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\Prepared_waybill_documentation_9430202.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:632
    • C:\Windows\SYSTEM32\regsvr32.exe
      regsvr32 -silent ..\fhgajkla.dll
      2⤵
      • Process spawned unexpected child process
      PID:2280

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/632-114-0x00007FF6C1CE0000-0x00007FF6C5296000-memory.dmp
    Filesize

    53.7MB

    Download
  • memory/632-115-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp
    Filesize

    64KB

    Download
  • memory/632-116-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp
    Filesize

    64KB

    Download
  • memory/632-117-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp
    Filesize

    64KB

    Download
  • memory/632-118-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp
    Filesize

    64KB

    Download
  • memory/632-121-0x00007FFAC4B10000-0x00007FFAC4B20000-memory.dmp
    Filesize

    64KB

    Download
  • memory/632-122-0x00007FFAE5580000-0x00007FFAE666E000-memory.dmp
    Filesize

    16.9MB

    Download
  • memory/632-123-0x00007FFAE3680000-0x00007FFAE5575000-memory.dmp
    Filesize

    31.0MB

    Download
  • memory/2280-258-0x0000000000000000-mapping.dmp
    Download