Malware Analysis Report

2025-08-05 21:39

Sample ID 221110-mqzakahbb4
Target 05fee62ac4a368cf906744a1dd50d7edd5606199c027d685f90399478e3df844.xls
SHA256 05fee62ac4a368cf906744a1dd50d7edd5606199c027d685f90399478e3df844
Tags
emotet epoch5 banker persistence trojan macro xlm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

05fee62ac4a368cf906744a1dd50d7edd5606199c027d685f90399478e3df844

Threat Level: Known bad

The file 05fee62ac4a368cf906744a1dd50d7edd5606199c027d685f90399478e3df844.xls was found to be: Known bad.

Malicious Activity Summary

emotet epoch5 banker persistence trojan macro xlm

Emotet

Process spawned unexpected child process

Downloads MZ/PE file

Suspicious Office macro

Loads dropped DLL

Adds Run key to start application

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-11-10 10:40

Signatures

Suspicious Office macro

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

Analysis: behavioral2

Detonation Overview

Submitted

2022-11-10 10:40

Reported

2022-11-10 10:43

Platform

win10-20220812-en

Max time kernel

141s

Max time network

144s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\05fee62ac4a368cf906744a1dd50d7edd5606199c027d685f90399478e3df844.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\SljtMeIJGjZ.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\FhyOSwihxgc\\SljtMeIJGjZ.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\SKOhK.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\JpMjjNvFwpwI\\SKOhK.dll\"" C:\Windows\system32\regsvr32.exe N/A

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 WriteProcessMemory

Description Indicator Process Target
PID 3876 wrote to memory of 808 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 3876 wrote to memory of 808 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 808 wrote to memory of 1040 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 808 wrote to memory of 1040 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 3876 wrote to memory of 1244 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 3876 wrote to memory of 1244 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 1244 wrote to memory of 640 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 1244 wrote to memory of 640 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 3876 wrote to memory of 3400 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 3876 wrote to memory of 3400 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 3876 wrote to memory of 220 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 3876 wrote to memory of 220 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\05fee62ac4a368cf906744a1dd50d7edd5606199c027d685f90399478e3df844.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\FhyOSwihxgc\SljtMeIJGjZ.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\JpMjjNvFwpwI\SKOhK.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 52.168.112.66:443 tcp
US 8.8.8.8:53 navylin.com udp
CN 47.92.133.65:80 navylin.com 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
ID 115.178.55.22:80 115.178.55.22 tcp

Files

memory/3876-115-0x00007FFDCFBA0000-0x00007FFDCFBB0000-memory.dmp

memory/3876-116-0x00007FFDCFBA0000-0x00007FFDCFBB0000-memory.dmp

memory/3876-117-0x00007FFDCFBA0000-0x00007FFDCFBB0000-memory.dmp

memory/3876-118-0x00007FFDCFBA0000-0x00007FFDCFBB0000-memory.dmp

memory/3876-127-0x00007FFDCC540000-0x00007FFDCC550000-memory.dmp

memory/3876-128-0x00007FFDCC540000-0x00007FFDCC550000-memory.dmp

memory/808-280-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv1.ooocccxxx

MD5 d91b16ead21c4a8468e0e411b4104b8b
SHA1 e014b2034b852c53ff4528f7ae80cd2dd7c0e8d7
SHA256 d96d07555698b46be58865d8f65d0553b6a64bffae36072507291175b23876ca
SHA512 18c0d7831717f87c300cede2cffffcc002a33ded4b48fb19fc9225c0553c185cadef7eeab2d41248ed6b7b66be95b170f9bb482f1d2720daf982f0ca4790674a

\Users\Admin\elv1.ooocccxxx

MD5 d91b16ead21c4a8468e0e411b4104b8b
SHA1 e014b2034b852c53ff4528f7ae80cd2dd7c0e8d7
SHA256 d96d07555698b46be58865d8f65d0553b6a64bffae36072507291175b23876ca
SHA512 18c0d7831717f87c300cede2cffffcc002a33ded4b48fb19fc9225c0553c185cadef7eeab2d41248ed6b7b66be95b170f9bb482f1d2720daf982f0ca4790674a

memory/808-283-0x00000000021D0000-0x00000000021FE000-memory.dmp

memory/1040-291-0x0000000000000000-mapping.dmp

memory/1244-297-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv2.ooocccxxx

MD5 d8d225350e7e511598ca5e62139ab35b
SHA1 9840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256 e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512 751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f

\Users\Admin\elv2.ooocccxxx

MD5 d8d225350e7e511598ca5e62139ab35b
SHA1 9840cf8f5a2d06c74ac3986f62c8c951c87c99cc
SHA256 e5d587bc2bffd9e7c7508bc09518aa67ee8c05286ebd09bbbe1323c4fb560966
SHA512 751a6bfc41d086e6327b895f2f06bb3fa4653919e1280dc0786fb4ff989304b03baeaee6dc65533870e1653a46979a70e26851893b9e41c146242adf7862307f

memory/640-305-0x0000000000000000-mapping.dmp

memory/3400-311-0x0000000000000000-mapping.dmp

memory/220-312-0x0000000000000000-mapping.dmp

memory/3876-337-0x00007FFDCFBA0000-0x00007FFDCFBB0000-memory.dmp

memory/3876-338-0x00007FFDCFBA0000-0x00007FFDCFBB0000-memory.dmp

memory/3876-339-0x00007FFDCFBA0000-0x00007FFDCFBB0000-memory.dmp

memory/3876-340-0x00007FFDCFBA0000-0x00007FFDCFBB0000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-11-10 10:40

Reported

2022-11-10 10:43

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\05fee62ac4a368cf906744a1dd50d7edd5606199c027d685f90399478e3df844.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\05fee62ac4a368cf906744a1dd50d7edd5606199c027d685f90399478e3df844.xls"

Network

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

Files

memory/1860-119-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/1860-120-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/1860-121-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/1860-122-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/1860-131-0x00007FFF91AB0000-0x00007FFF91AC0000-memory.dmp

memory/1860-132-0x00007FFF91AB0000-0x00007FFF91AC0000-memory.dmp

memory/1860-295-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/1860-296-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/1860-297-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp

memory/1860-298-0x00007FFF951A0000-0x00007FFF951B0000-memory.dmp