Overview

overview

10

Static

static

10

dsdoqfly.xlsm

windows7_x64

10

dsdoqfly.xlsm

windows10-2004_x64

10

Analysis

  • max time kernel
    151s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    22-05-2022 05:22

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General

  • Target

    dsdoqfly.xlsm

  • Size

    46KB

  • MD5

    d9883e148131f32bb4b91424ae137653

  • SHA1

    cfa6adaba6ac865ce814a05898b42b3378cbc3a2

  • SHA256

    36b9445ba8e049935f86955d9c9251334fa60c940b28d69da57f97926e54211f

  • SHA512

    479d1303f956b47af0e9498e8b18b62c5ef5d5b2a48c6bb1a10fd4a25ce5fa054e9dff72bf61b3e4fad3e7bfe65ba839bfe98ab89c87f41be16646413695b59c

Score
10/10

Malware Config

Extracted

Language
xlm4.0
Source
URLs
xlm40.dropper

http://eles-tech.com/css/KzMysMqFMs/
xlm40.dropper

http://gonorthhalifax.com/wp-content/yTmYyLbTKZV2czsUO/

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 13 IoCs
  • Suspicious use of WriteProcessMemory 3 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\dsdoqfly.xlsm"
    1⤵
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4796
    • C:\Windows\SysWow64\regsvr32.exe
      C:\Windows\SysWow64\regsvr32.exe -s ..\xewn.dll
      2⤵
      • Process spawned unexpected child process
      PID:3148

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

  • C:\Users\Admin\xewn.dll
    Filesize

    679KB

    MD5

    0743b2373b4ff3aa7f4351da07bf9ddb

    SHA1

    30f2ac6ae21062bfaed0b8a6f4d47ff2aebc6344

    SHA256

    4dd64997e4a5ebee46fd154015ebc0647642618a869ab3092b87959798e341a2

    SHA512

    e1bb60db7691d4c8c3800d68e09d49502943609dd7b94e2738500df6381e754987112c128baf43106fad20e5b35445fa2856eeabd50e8b88f9291fbc0487c9ae

    Download Submit
  • memory/3148-137-0x0000000000000000-mapping.dmp
    Download
  • memory/4796-130-0x00007FFC9C0B0000-0x00007FFC9C0C0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4796-131-0x00007FFC9C0B0000-0x00007FFC9C0C0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4796-132-0x00007FFC9C0B0000-0x00007FFC9C0C0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4796-133-0x00007FFC9C0B0000-0x00007FFC9C0C0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4796-134-0x00007FFC9C0B0000-0x00007FFC9C0C0000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4796-135-0x00007FFC9A050000-0x00007FFC9A060000-memory.dmp
    Filesize

    64KB

    Download
  • memory/4796-136-0x00007FFC9A050000-0x00007FFC9A060000-memory.dmp
    Filesize

    64KB

    Download