Malware Analysis Report

2025-08-05 21:38

Sample ID 221110-m5h7wsbbdq
Target 3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.xls
SHA256 3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369
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

3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369

Threat Level: Known bad

The file 3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.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

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-11-10 11:02

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 11:02

Reported

2022-11-10 11:05

Platform

win10-20220812-en

Max time kernel

133s

Max time network

156s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.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\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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 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\3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.xls"

Network

Country Destination Domain Proto
US 13.89.178.26:443 tcp

Files

memory/3828-119-0x00007FFE2FE10000-0x00007FFE2FE20000-memory.dmp

memory/3828-120-0x00007FFE2FE10000-0x00007FFE2FE20000-memory.dmp

memory/3828-121-0x00007FFE2FE10000-0x00007FFE2FE20000-memory.dmp

memory/3828-122-0x00007FFE2FE10000-0x00007FFE2FE20000-memory.dmp

memory/3828-131-0x00007FFE2C2A0000-0x00007FFE2C2B0000-memory.dmp

memory/3828-132-0x00007FFE2C2A0000-0x00007FFE2C2B0000-memory.dmp

memory/3828-293-0x00007FFE2FE10000-0x00007FFE2FE20000-memory.dmp

memory/3828-294-0x00007FFE2FE10000-0x00007FFE2FE20000-memory.dmp

memory/3828-295-0x00007FFE2FE10000-0x00007FFE2FE20000-memory.dmp

memory/3828-296-0x00007FFE2FE10000-0x00007FFE2FE20000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-11-10 11:02

Reported

2022-11-10 11:05

Platform

win10-20220812-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.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

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\KPAzplhme.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\UtlAuTpVuARFQ\\KPAzplhme.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 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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 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

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\3c123f74221db8c253d631d2692b0196bb77b1beea9f99f77c51076d8ad78369.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\UtlAuTpVuARFQ\KPAzplhme.dll"

C:\Windows\System32\regsvr32.exe

C:\Windows\System32\regsvr32.exe /S ..\elv2.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 8.8.8.8:53 navylin.com udp
CN 47.92.133.65:80 navylin.com tcp
ID 115.178.55.22:80 115.178.55.22 tcp

Files

memory/2972-118-0x00007FFEC81E0000-0x00007FFEC81F0000-memory.dmp

memory/2972-119-0x00007FFEC81E0000-0x00007FFEC81F0000-memory.dmp

memory/2972-120-0x00007FFEC81E0000-0x00007FFEC81F0000-memory.dmp

memory/2972-121-0x00007FFEC81E0000-0x00007FFEC81F0000-memory.dmp

memory/2972-130-0x00007FFEC4670000-0x00007FFEC4680000-memory.dmp

memory/2972-131-0x00007FFEC4670000-0x00007FFEC4680000-memory.dmp

memory/4852-259-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv1.ooocccxxx

MD5 66b4491439355f09a830aaabb32dd6c7
SHA1 d0fa88a5246e077a31b3d28ddb454bfd01abc6a0
SHA256 81c25740c8a58339de9cdb142b02a810e99db1b0f614d79ee8250f8829ad4a81
SHA512 f1eba1233e319e968aefaff0b600a4b0ddf474d888d3638b023f6eca159ac0babab0e538b0ba608dacfcc836c79b3ab986709e360a139b928ab1f594c7332e2f

\Users\Admin\elv1.ooocccxxx

MD5 66b4491439355f09a830aaabb32dd6c7
SHA1 d0fa88a5246e077a31b3d28ddb454bfd01abc6a0
SHA256 81c25740c8a58339de9cdb142b02a810e99db1b0f614d79ee8250f8829ad4a81
SHA512 f1eba1233e319e968aefaff0b600a4b0ddf474d888d3638b023f6eca159ac0babab0e538b0ba608dacfcc836c79b3ab986709e360a139b928ab1f594c7332e2f

memory/4964-270-0x0000000000000000-mapping.dmp

memory/4964-271-0x0000000000A80000-0x0000000000AAE000-memory.dmp

memory/916-276-0x0000000000000000-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