Malware Analysis Report

2025-08-05 21:39

Sample ID 221110-mefn3sahdm
Target 4e82aab22d48af703d41e18b0faf56549f510561863834612b159b9bbbd309b1.xls
SHA256 4e82aab22d48af703d41e18b0faf56549f510561863834612b159b9bbbd309b1
Tags
macro xlm emotet epoch5 banker 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

4e82aab22d48af703d41e18b0faf56549f510561863834612b159b9bbbd309b1

Threat Level: Known bad

The file 4e82aab22d48af703d41e18b0faf56549f510561863834612b159b9bbbd309b1.xls was found to be: Known bad.

Malicious Activity Summary

macro xlm emotet epoch5 banker trojan

Emotet

Process spawned unexpected child process

Downloads MZ/PE file

Suspicious Office macro

Loads dropped DLL

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Checks processor information in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-11-10 10:22

Signatures

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2022-11-10 10:22

Reported

2022-11-10 10:25

Platform

win10-20220812-en

Max time kernel

144s

Max time network

147s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4e82aab22d48af703d41e18b0faf56549f510561863834612b159b9bbbd309b1.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 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

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\4e82aab22d48af703d41e18b0faf56549f510561863834612b159b9bbbd309b1.xls"

Network

Country Destination Domain Proto
US 20.189.173.14:443 tcp
US 209.197.3.8:80 tcp

Files

memory/4628-119-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/4628-120-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/4628-121-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/4628-122-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/4628-131-0x00007FFF91AB0000-0x00007FFF91AC0000-memory.dmp

memory/4628-132-0x00007FFF91AB0000-0x00007FFF91AC0000-memory.dmp

memory/4628-292-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/4628-293-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/4628-294-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/4628-295-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-11-10 10:22

Reported

2022-11-10 10:25

Platform

win10-20220812-en

Max time kernel

141s

Max time network

152s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\4e82aab22d48af703d41e18b0faf56549f510561863834612b159b9bbbd309b1.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

Downloads MZ/PE file

Loads dropped DLL

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

Checks processor information in registry

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

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 behavior: EnumeratesProcesses

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
N/A N/A C:\Windows\system32\regsvr32.exe N/A
N/A N/A C:\Windows\system32\regsvr32.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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2656 wrote to memory of 4620 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2656 wrote to memory of 4620 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 4620 wrote to memory of 1388 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4620 wrote to memory of 1388 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\4e82aab22d48af703d41e18b0faf56549f510561863834612b159b9bbbd309b1.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\YGJXIExGFa\RXzTvzMpMgpqFTfC.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 bosny.com udp
TH 203.151.59.20:443 bosny.com tcp
US 20.42.73.24:443 tcp
US 8.8.8.8:53 navylin.com udp
CN 47.92.133.65:80 navylin.com tcp

Files

memory/2656-119-0x00007FFF38D60000-0x00007FFF38D70000-memory.dmp

memory/2656-120-0x00007FFF38D60000-0x00007FFF38D70000-memory.dmp

memory/2656-121-0x00007FFF38D60000-0x00007FFF38D70000-memory.dmp

memory/2656-122-0x00007FFF38D60000-0x00007FFF38D70000-memory.dmp

memory/2656-131-0x00007FFF36210000-0x00007FFF36220000-memory.dmp

memory/2656-132-0x00007FFF36210000-0x00007FFF36220000-memory.dmp

memory/4620-284-0x0000000000000000-mapping.dmp

\Users\Admin\elv1.ooocccxxx

MD5 f84e4a08139f4d10143eb8a2cc848c5a
SHA1 eb9f11f6b81d879aea3d072eb12e853e2e52ea31
SHA256 4f49b622a423bf1583fe4c46917254068e9d15c2f6ba6ac4642b8e238d8f8d4d
SHA512 d6022c6a9931eae5f63d077663e3f3205cd5bb7f35d30244dbd5df5c317d944a423bc55b659280cc811b12434322e6238349e37bbffe9fe418059e573b20f6a7

C:\Users\Admin\elv1.ooocccxxx

MD5 f84e4a08139f4d10143eb8a2cc848c5a
SHA1 eb9f11f6b81d879aea3d072eb12e853e2e52ea31
SHA256 4f49b622a423bf1583fe4c46917254068e9d15c2f6ba6ac4642b8e238d8f8d4d
SHA512 d6022c6a9931eae5f63d077663e3f3205cd5bb7f35d30244dbd5df5c317d944a423bc55b659280cc811b12434322e6238349e37bbffe9fe418059e573b20f6a7

memory/1388-292-0x0000000000000000-mapping.dmp

memory/1388-293-0x0000000002770000-0x000000000279E000-memory.dmp