Overview

overview

10

Static

static

8

Item_posit...7.xlsm

windows7_x64

10

Item_posit...7.xlsm

windows10_x64

10

Analysis

  • max time kernel
    135s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    20-07-2021 14:29

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General

  • Target

    Item_positions_invoice_508667.xlsm

  • Size

    83KB

  • MD5

    ed4e10134affdf7a15f68622644d9e37

  • SHA1

    456b755f94ae1e30b0942b16fb1fbb6253e1d306

  • SHA256

    64de7c2fcf041d8db827181f9fd1918521b7d1bc81473b31cd466d1640ca7781

  • SHA512

    d6d3f812bfc2f44642ad8d8426863c6235c883f53e063883f4392f9f3ddc85b4773481fb12e097394f6d89017084847ef98072271f781c83a15d2f99d10e425d

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\Item_positions_invoice_508667.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4092
    • C:\Windows\SYSTEM32\regsvr32.exe
      regsvr32 -silent ..\iuretiu.dll
      2⤵
      • Process spawned unexpected child process
      PID:3176

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/3176-258-0x0000000000000000-mapping.dmp
    Download
  • memory/4092-114-0x00007FF60CBF0000-0x00007FF6101A6000-memory.dmp
    Filesize

    53.7MB

    Download
  • memory/4092-115-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4092-116-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4092-117-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4092-118-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4092-121-0x00007FFF77040000-0x00007FFF77050000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4092-122-0x00007FFF97700000-0x00007FFF987EE000-memory.dmp
    Filesize

    16.9MB

    Download
  • memory/4092-123-0x00000233712D0000-0x00000233731C5000-memory.dmp
    Filesize

    31.0MB

    Download
  • memory/4092-274-0x00007FFF91AB0000-0x00007FFF9297D000-memory.dmp
    Filesize

    14.8MB

    Download