Malware Analysis Report

2025-01-22 16:10

Sample ID 241111-vqrjqavqfq
Target b20474ab1e30df2c71390a662468f874ae59e33de062bc7697703ed8a25b7da9
SHA256 b20474ab1e30df2c71390a662468f874ae59e33de062bc7697703ed8a25b7da9
Tags
macro xlm discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

b20474ab1e30df2c71390a662468f874ae59e33de062bc7697703ed8a25b7da9

Threat Level: Known bad

The file b20474ab1e30df2c71390a662468f874ae59e33de062bc7697703ed8a25b7da9 was found to be: Known bad.

Malicious Activity Summary

macro xlm discovery

Suspicious Office macro

System Location Discovery: System Language Discovery

Checks processor information in registry

Suspicious use of FindShellTrayWindow

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-11 17:11

Signatures

Suspicious Office macro

macro xlm
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-11 17:11

Reported

2024-11-11 17:14

Platform

win7-20240903-en

Max time kernel

140s

Max time network

149s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\b20474ab1e30df2c71390a662468f874ae59e33de062bc7697703ed8a25b7da9.xls

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Processes

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\b20474ab1e30df2c71390a662468f874ae59e33de062bc7697703ed8a25b7da9.xls

Network

Country Destination Domain Proto
US 8.8.8.8:53 famesa.com.ar udp
US 104.21.65.216:443 famesa.com.ar tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.227:80 c.pki.goog tcp
US 8.8.8.8:53 www.fantasyclub.com.br udp
US 8.8.8.8:53 ecoarch.com.tw udp
TW 61.61.127.68:80 ecoarch.com.tw tcp
US 8.8.8.8:53 dp-flex.co.jp udp
JP 150.60.226.32:443 dp-flex.co.jp tcp
US 8.8.8.8:53 repository.secomtrust.net udp
JP 61.114.177.151:80 repository.secomtrust.net tcp
US 8.8.8.8:53 dharmacomunicacao.com.br udp
BR 191.6.210.183:80 dharmacomunicacao.com.br tcp
US 8.8.8.8:53 www.dharmacomunicacao.com.br udp
BR 191.6.210.183:80 www.dharmacomunicacao.com.br tcp
US 8.8.8.8:53 expresocba.com.ar udp
AR 66.97.39.32:80 expresocba.com.ar tcp
US 8.8.8.8:53 crl.microsoft.com udp
GB 2.19.117.18:80 crl.microsoft.com tcp

Files

memory/2764-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

memory/2764-1-0x00000000723FD000-0x0000000072408000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CabF8B4.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\TarF924.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/2764-185-0x00000000723FD000-0x0000000072408000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-11 17:11

Reported

2024-11-11 17:14

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

153s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\b20474ab1e30df2c71390a662468f874ae59e33de062bc7697703ed8a25b7da9.xls"

Signatures

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
N/A N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A

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\b20474ab1e30df2c71390a662468f874ae59e33de062bc7697703ed8a25b7da9.xls"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 roaming.officeapps.live.com udp
FR 52.109.68.129:443 roaming.officeapps.live.com tcp
US 8.8.8.8:53 famesa.com.ar udp
US 104.21.65.216:443 famesa.com.ar tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 240.76.109.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 129.68.109.52.in-addr.arpa udp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.227:80 c.pki.goog tcp
US 8.8.8.8:53 www.fantasyclub.com.br udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 216.65.21.104.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 227.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 ecoarch.com.tw udp
TW 61.61.127.68:80 ecoarch.com.tw tcp
US 8.8.8.8:53 dp-flex.co.jp udp
US 8.8.8.8:53 68.127.61.61.in-addr.arpa udp
JP 150.60.226.32:443 dp-flex.co.jp tcp
US 8.8.8.8:53 scrootca2.ocsp.secomtrust.net udp
GB 2.19.117.41:80 scrootca2.ocsp.secomtrust.net tcp
US 8.8.8.8:53 dv.g4.ocsp.pubcert.jprs.jp udp
JP 113.52.156.18:80 dv.g4.ocsp.pubcert.jprs.jp tcp
US 8.8.8.8:53 32.226.60.150.in-addr.arpa udp
US 8.8.8.8:53 41.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 18.156.52.113.in-addr.arpa udp
US 8.8.8.8:53 dharmacomunicacao.com.br udp
BR 191.6.210.183:80 dharmacomunicacao.com.br tcp
US 8.8.8.8:53 www.dharmacomunicacao.com.br udp
BR 191.6.210.183:80 www.dharmacomunicacao.com.br tcp
US 8.8.8.8:53 183.210.6.191.in-addr.arpa udp
US 8.8.8.8:53 expresocba.com.ar udp
AR 66.97.39.32:80 expresocba.com.ar tcp
US 8.8.8.8:53 32.39.97.66.in-addr.arpa udp
US 8.8.8.8:53 5.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/4256-2-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp

memory/4256-0-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp

memory/4256-3-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp

memory/4256-4-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp

memory/4256-1-0x00007FFB8760D000-0x00007FFB8760E000-memory.dmp

memory/4256-5-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-6-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-7-0x00007FFB475F0000-0x00007FFB47600000-memory.dmp

memory/4256-10-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-9-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-8-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-11-0x00007FFB44CF0000-0x00007FFB44D00000-memory.dmp

memory/4256-13-0x00007FFB44CF0000-0x00007FFB44D00000-memory.dmp

memory/4256-12-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-14-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-15-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-16-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-38-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-39-0x00007FFB8760D000-0x00007FFB8760E000-memory.dmp

memory/4256-40-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

memory/4256-41-0x00007FFB87570000-0x00007FFB87765000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms

MD5 a7fb21265438e1802ca0bc84c49a3f24
SHA1 16136e3ca17b928292ac25747894b928e7d6034c
SHA256 0f99cb67f43b780d611f4b653a9591906e652f08b89e2f82fcad3e272b424193
SHA512 fc36ca82129ffc1847729532b45ca5e2349b0866e456dadab4d7d1aa72ed535d824300cdc6f7b7838c9b25e220b59445b8bc6c8f7c5c576988d3d099d40ad189