Malware Analysis Report

2025-08-05 21:39

Sample ID 221110-m3bd9shcb6
Target 84656aabe4cc1fbb93a8fa06e03cbe3989dbef07125d9ac4aac46da0e5eb66d9.xls
SHA256 84656aabe4cc1fbb93a8fa06e03cbe3989dbef07125d9ac4aac46da0e5eb66d9
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

84656aabe4cc1fbb93a8fa06e03cbe3989dbef07125d9ac4aac46da0e5eb66d9

Threat Level: Known bad

The file 84656aabe4cc1fbb93a8fa06e03cbe3989dbef07125d9ac4aac46da0e5eb66d9.xls 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

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-11-10 10:58

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 10:58

Reported

2022-11-10 11:01

Platform

win10-20220812-en

Max time kernel

129s

Max time network

147s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\84656aabe4cc1fbb93a8fa06e03cbe3989dbef07125d9ac4aac46da0e5eb66d9.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

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\84656aabe4cc1fbb93a8fa06e03cbe3989dbef07125d9ac4aac46da0e5eb66d9.xls"

Network

Country Destination Domain Proto
IE 20.50.80.209:443 tcp

Files

memory/3528-115-0x00007FFABA900000-0x00007FFABA910000-memory.dmp

memory/3528-116-0x00007FFABA900000-0x00007FFABA910000-memory.dmp

memory/3528-117-0x00007FFABA900000-0x00007FFABA910000-memory.dmp

memory/3528-118-0x00007FFABA900000-0x00007FFABA910000-memory.dmp

memory/3528-127-0x00007FFAB7880000-0x00007FFAB7890000-memory.dmp

memory/3528-128-0x00007FFAB7880000-0x00007FFAB7890000-memory.dmp

memory/3528-287-0x00007FFABA900000-0x00007FFABA910000-memory.dmp

memory/3528-288-0x00007FFABA900000-0x00007FFABA910000-memory.dmp

memory/3528-289-0x00007FFABA900000-0x00007FFABA910000-memory.dmp

memory/3528-290-0x00007FFABA900000-0x00007FFABA910000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-11-10 10:58

Reported

2022-11-10 11:01

Platform

win10-20220901-en

Max time kernel

149s

Max time network

149s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\84656aabe4cc1fbb93a8fa06e03cbe3989dbef07125d9ac4aac46da0e5eb66d9.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

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\leNe.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\ACSlC\\leNe.dll\"" C:\Windows\system32\regsvr32.exe N/A
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\hUqzyngmxlLHj.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\BSErzABnGJcmyqOhy\\hUqzyngmxlLHj.dll\"" 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\~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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 WriteProcessMemory

Description Indicator Process Target
PID 572 wrote to memory of 4524 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 572 wrote to memory of 4524 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 4524 wrote to memory of 900 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4524 wrote to memory of 900 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 572 wrote to memory of 4420 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 572 wrote to memory of 4420 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 4420 wrote to memory of 1152 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4420 wrote to memory of 1152 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 572 wrote to memory of 1176 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 572 wrote to memory of 1176 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 572 wrote to memory of 1156 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 572 wrote to memory of 1156 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.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\84656aabe4cc1fbb93a8fa06e03cbe3989dbef07125d9ac4aac46da0e5eb66d9.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\ACSlC\leNe.dll"

C:\Windows\System32\regsvr32.exe

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

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\BSErzABnGJcmyqOhy\hUqzyngmxlLHj.dll"

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 bosny.com udp
TH 203.151.59.20:443 bosny.com tcp
US 20.189.173.12:443 tcp
US 8.8.8.8:53 navylin.com udp
CN 47.92.133.65:80 navylin.com tcp
NL 87.248.202.1:80 tcp
ID 115.178.55.22:80 115.178.55.22 tcp
US 8.8.8.8:53 asrani.garudaputih.com udp
SG 51.79.133.157:80 asrani.garudaputih.com tcp
US 8.8.8.8:53 db.rikaz.tech udp
DE 135.125.230.197:80 db.rikaz.tech tcp
ID 115.178.55.22:80 115.178.55.22 tcp

Files

memory/572-120-0x00007FF8BE980000-0x00007FF8BE990000-memory.dmp

memory/572-121-0x00007FF8BE980000-0x00007FF8BE990000-memory.dmp

memory/572-122-0x00007FF8BE980000-0x00007FF8BE990000-memory.dmp

memory/572-123-0x00007FF8BE980000-0x00007FF8BE990000-memory.dmp

memory/572-132-0x00007FF8BB350000-0x00007FF8BB360000-memory.dmp

memory/572-133-0x00007FF8BB350000-0x00007FF8BB360000-memory.dmp

memory/4524-284-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv1.ooocccxxx

MD5 83b59fb810300c2dbddf3f7d739d25a4
SHA1 aa67e33414d97d297a3b86871dd6a9275fdb71d1
SHA256 6b2be1e6753c8b1d69abec430562268775c00784b0a2f4cf2c5e499f98a7bfdf
SHA512 c32ee574b86086d986b7177bbc011da11ad647ca8e3edbb76a6901a92fbc197d987f63b45c923aa273023ff070548caf712578e26a84f85c2eeea781ca55661a

\Users\Admin\elv1.ooocccxxx

MD5 83b59fb810300c2dbddf3f7d739d25a4
SHA1 aa67e33414d97d297a3b86871dd6a9275fdb71d1
SHA256 6b2be1e6753c8b1d69abec430562268775c00784b0a2f4cf2c5e499f98a7bfdf
SHA512 c32ee574b86086d986b7177bbc011da11ad647ca8e3edbb76a6901a92fbc197d987f63b45c923aa273023ff070548caf712578e26a84f85c2eeea781ca55661a

memory/4524-287-0x0000000000A30000-0x0000000000A5E000-memory.dmp

memory/900-295-0x0000000000000000-mapping.dmp

memory/4420-301-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv2.ooocccxxx

MD5 aeb676d2fa1854a89f970736dbb6ebf7
SHA1 f937c2cd80d116c535113c9a1d85528de0df94ad
SHA256 5ae9ca3c9d45304810d3c3eb599a2e33e749e08984941b119ff0a85b8350dd7a
SHA512 9f4d0f94b84f299253a8014f9aef49391363e8a620cfecda87e20974190f24b318dfe48bde6ec09a4d63669655063552a6ed837e0f487cb4a373566684c66884

\Users\Admin\elv2.ooocccxxx

MD5 aeb676d2fa1854a89f970736dbb6ebf7
SHA1 f937c2cd80d116c535113c9a1d85528de0df94ad
SHA256 5ae9ca3c9d45304810d3c3eb599a2e33e749e08984941b119ff0a85b8350dd7a
SHA512 9f4d0f94b84f299253a8014f9aef49391363e8a620cfecda87e20974190f24b318dfe48bde6ec09a4d63669655063552a6ed837e0f487cb4a373566684c66884

memory/1152-309-0x0000000000000000-mapping.dmp

memory/1176-315-0x0000000000000000-mapping.dmp

memory/1156-316-0x0000000000000000-mapping.dmp