Malware Analysis Report

2025-08-11 01:42

Sample ID 221109-x98cpadccl
Target 256581586.zip
SHA256 ab0cfe816ec9a9844a86c8f8b55ca317fa485fcee1bdf167fdcc9a5d388cdad2
Tags
macro xlm emotet epoch5 banker persistence trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

ab0cfe816ec9a9844a86c8f8b55ca317fa485fcee1bdf167fdcc9a5d388cdad2

Threat Level: Known bad

The file 256581586.zip was found to be: Known bad.

Malicious Activity Summary

macro xlm emotet epoch5 banker persistence trojan

Emotet

Process spawned unexpected child process

Suspicious Office macro

Downloads MZ/PE file

Loads dropped DLL

Adds Run key to start application

Program crash

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious behavior: AddClipboardFormatListener

Suspicious use of WriteProcessMemory

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-11-09 19:34

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-11-09 19:34

Reported

2022-11-09 19:37

Platform

win10v2004-20220812-en

Max time kernel

142s

Max time network

156s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\256581586.xls"

Signatures

Emotet

trojan banker emotet

Process spawned unexpected child process

Description Indicator Process Target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\System32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\System32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\System32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process N/A C:\Windows\System32\regsvr32.exe C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE

Downloads MZ/PE file

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\System32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\System32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run C:\Windows\system32\regsvr32.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VHVrZ.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\NHlDOVzXlJLCj\\VHVrZ.dll\"" C:\Windows\system32\regsvr32.exe N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\system32\WerFault.exe

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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
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

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 WriteProcessMemory

Description Indicator Process Target
PID 2732 wrote to memory of 3916 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2732 wrote to memory of 3916 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 3916 wrote to memory of 3472 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 3916 wrote to memory of 3472 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2732 wrote to memory of 4496 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2732 wrote to memory of 4496 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2732 wrote to memory of 360 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2732 wrote to memory of 360 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2732 wrote to memory of 2196 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2732 wrote to memory of 2196 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2196 wrote to memory of 884 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2196 wrote to memory of 884 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe

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\256581586.xls"

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv1.ooocccxxx

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\NHlDOVzXlJLCj\VHVrZ.dll"

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv2.ooocccxxx

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -pss -s 452 -p 2596 -ip 2596

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 2596 -s 844

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv3.ooocccxxx

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv4.ooocccxxx

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\EZJwu\soQzHXK.dll"

Network

Country Destination Domain Proto
US 72.21.91.29:80 tcp
US 93.184.220.29:80 tcp
US 93.184.220.29:80 tcp
US 8.8.8.8:53 www.muyehuayi.com udp
HK 103.229.183.58:80 www.muyehuayi.com tcp
US 20.42.65.89:443 tcp
US 8.8.8.8:53 concivilpa.com.py udp
CA 51.161.12.60:80 concivilpa.com.py tcp
NL 104.110.191.133:80 tcp
NL 104.110.191.133:80 tcp
US 8.8.8.8:53 wijsneusmedia.nl udp
NL 185.182.56.21:443 wijsneusmedia.nl tcp
KR 218.38.121.17:443 tcp
US 8.8.8.8:53 www.angloextrema.com.br udp
US 108.179.252.23:80 www.angloextrema.com.br tcp
BR 186.250.48.5:443 186.250.48.5 tcp

Files

memory/2732-132-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

memory/2732-133-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

memory/2732-134-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

memory/2732-136-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

memory/2732-135-0x00007FFA45370000-0x00007FFA45380000-memory.dmp

memory/2732-137-0x00007FFA42FA0000-0x00007FFA42FB0000-memory.dmp

memory/2732-138-0x00007FFA42FA0000-0x00007FFA42FB0000-memory.dmp

memory/3916-139-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv1.ooocccxxx

MD5 8fcbefc5b851ebbe296ab0ca1b0daa67
SHA1 08ce9adb6d13889e342a564ae633b521967aa0cb
SHA256 295a8d38959e891564030a972db112a9f433d098b0c2cf0e83e8e0f96942dfa4
SHA512 9a0d878bea5f9441c6c72d3629b36110185a39c487d516b24aaada36ebe2554cc87c1f90f88b788b1495006390c1dd94247f4d01867a3c6ee1e6884c0b507b08

C:\Users\Admin\elv1.ooocccxxx

MD5 8fcbefc5b851ebbe296ab0ca1b0daa67
SHA1 08ce9adb6d13889e342a564ae633b521967aa0cb
SHA256 295a8d38959e891564030a972db112a9f433d098b0c2cf0e83e8e0f96942dfa4
SHA512 9a0d878bea5f9441c6c72d3629b36110185a39c487d516b24aaada36ebe2554cc87c1f90f88b788b1495006390c1dd94247f4d01867a3c6ee1e6884c0b507b08

memory/3916-142-0x0000000180000000-0x0000000180030000-memory.dmp

memory/3472-145-0x0000000000000000-mapping.dmp

C:\Windows\System32\NHlDOVzXlJLCj\VHVrZ.dll

MD5 8fcbefc5b851ebbe296ab0ca1b0daa67
SHA1 08ce9adb6d13889e342a564ae633b521967aa0cb
SHA256 295a8d38959e891564030a972db112a9f433d098b0c2cf0e83e8e0f96942dfa4
SHA512 9a0d878bea5f9441c6c72d3629b36110185a39c487d516b24aaada36ebe2554cc87c1f90f88b788b1495006390c1dd94247f4d01867a3c6ee1e6884c0b507b08

memory/4496-150-0x0000000000000000-mapping.dmp

memory/360-151-0x0000000000000000-mapping.dmp

memory/2196-152-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv4.ooocccxxx

MD5 a95ef8ddf776f91c231f2a270b67f117
SHA1 e0585229980fd7ce46cdc93e7dfd516789b0cdfb
SHA256 3cce3c3874ad1fa95a2cbbc13edad110b09f5f6733790c7d771668615ceb5acb
SHA512 53bea77d728421fe95594f9b58256fd44f535a94a4a3a3ff4a8d26fa45ba26f3ba6f0d642aac3388bdece2fc8b0a9280e36416fb33b8701f50acafb7331c3387

C:\Users\Admin\elv4.ooocccxxx

MD5 a95ef8ddf776f91c231f2a270b67f117
SHA1 e0585229980fd7ce46cdc93e7dfd516789b0cdfb
SHA256 3cce3c3874ad1fa95a2cbbc13edad110b09f5f6733790c7d771668615ceb5acb
SHA512 53bea77d728421fe95594f9b58256fd44f535a94a4a3a3ff4a8d26fa45ba26f3ba6f0d642aac3388bdece2fc8b0a9280e36416fb33b8701f50acafb7331c3387

memory/884-158-0x0000000000000000-mapping.dmp

C:\Windows\System32\EZJwu\soQzHXK.dll

MD5 a95ef8ddf776f91c231f2a270b67f117
SHA1 e0585229980fd7ce46cdc93e7dfd516789b0cdfb
SHA256 3cce3c3874ad1fa95a2cbbc13edad110b09f5f6733790c7d771668615ceb5acb
SHA512 53bea77d728421fe95594f9b58256fd44f535a94a4a3a3ff4a8d26fa45ba26f3ba6f0d642aac3388bdece2fc8b0a9280e36416fb33b8701f50acafb7331c3387