Malware Analysis Report

2025-08-11 01:42

Sample ID 221109-xvnpqsdagm
Target 83a4e44b20057157c021fb16df5c258fa6b4742d356ecdb8b69a8cafa1e1faf4.xls
SHA256 83a4e44b20057157c021fb16df5c258fa6b4742d356ecdb8b69a8cafa1e1faf4
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

83a4e44b20057157c021fb16df5c258fa6b4742d356ecdb8b69a8cafa1e1faf4

Threat Level: Known bad

The file 83a4e44b20057157c021fb16df5c258fa6b4742d356ecdb8b69a8cafa1e1faf4.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

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-11-09 19:10

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 19:10

Reported

2022-11-09 19:13

Platform

win10-20220901-en

Max time kernel

145s

Max time network

147s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\83a4e44b20057157c021fb16df5c258fa6b4742d356ecdb8b69a8cafa1e1faf4.xls"

Signatures

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

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\83a4e44b20057157c021fb16df5c258fa6b4742d356ecdb8b69a8cafa1e1faf4.xls"

C:\Windows\System32\regsvr32.exe

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

C:\Windows\System32\regsvr32.exe

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

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 bundlefilm.com udp
N/A 100.127.255.52:80 bundlefilm.com tcp
US 8.8.8.8:53 camsanparke.net udp
N/A 100.68.58.104:80 camsanparke.net tcp
US 8.8.8.8:53 royreid.co.uk udp
N/A 100.68.32.78:80 royreid.co.uk tcp
US 8.8.8.8:53 cs.com.sg udp
N/A 100.111.24.153:443 cs.com.sg tcp

Files

memory/2820-120-0x00007FFCC7A70000-0x00007FFCC7A80000-memory.dmp

memory/2820-121-0x00007FFCC7A70000-0x00007FFCC7A80000-memory.dmp

memory/2820-122-0x00007FFCC7A70000-0x00007FFCC7A80000-memory.dmp

memory/2820-123-0x00007FFCC7A70000-0x00007FFCC7A80000-memory.dmp

memory/2820-132-0x00007FFCC4B10000-0x00007FFCC4B20000-memory.dmp

memory/2820-133-0x00007FFCC4B10000-0x00007FFCC4B20000-memory.dmp

memory/5024-260-0x0000000000000000-mapping.dmp

memory/4180-261-0x0000000000000000-mapping.dmp

memory/3160-262-0x0000000000000000-mapping.dmp

memory/4444-265-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-11-09 19:10

Reported

2022-11-09 19:13

Platform

win10-20220901-en

Max time kernel

144s

Max time network

138s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\83a4e44b20057157c021fb16df5c258fa6b4742d356ecdb8b69a8cafa1e1faf4.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\Zftl.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\YDVHKyQ\\Zftl.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\EzIyWWfSVhD.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\ClHeSDyxtpmcsYp\\EzIyWWfSVhD.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\MLTFC.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\AaJhKFZhe\\MLTFC.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\XSkomLRHBwCN.dll = "C:\\Windows\\system32\\regsvr32.exe \"C:\\Windows\\system32\\ZLMlhudojGjhQRYE\\XSkomLRHBwCN.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\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 use of WriteProcessMemory

Description Indicator Process Target
PID 2796 wrote to memory of 4184 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2796 wrote to memory of 4184 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 4184 wrote to memory of 4812 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4184 wrote to memory of 4812 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2796 wrote to memory of 4712 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2796 wrote to memory of 4712 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 4712 wrote to memory of 1588 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4712 wrote to memory of 1588 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2796 wrote to memory of 3176 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2796 wrote to memory of 3176 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 3176 wrote to memory of 1044 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 3176 wrote to memory of 1044 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 2796 wrote to memory of 4904 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 2796 wrote to memory of 4904 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\Windows\System32\regsvr32.exe
PID 4904 wrote to memory of 1688 N/A C:\Windows\System32\regsvr32.exe C:\Windows\system32\regsvr32.exe
PID 4904 wrote to memory of 1688 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\83a4e44b20057157c021fb16df5c258fa6b4742d356ecdb8b69a8cafa1e1faf4.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\ClHeSDyxtpmcsYp\EzIyWWfSVhD.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\AaJhKFZhe\MLTFC.dll"

C:\Windows\System32\regsvr32.exe

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

C:\Windows\system32\regsvr32.exe

C:\Windows\system32\regsvr32.exe "C:\Windows\system32\ZLMlhudojGjhQRYE\XSkomLRHBwCN.dll"

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\YDVHKyQ\Zftl.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 bundlefilm.com udp
US 74.207.252.187:80 bundlefilm.com tcp
US 8.8.8.8:53 camsanparke.net udp
TR 213.142.148.59:80 camsanparke.net tcp
US 8.8.8.8:53 royreid.co.uk udp
GB 77.68.64.0:80 royreid.co.uk tcp
US 8.8.8.8:53 cs.com.sg udp
SG 103.237.169.99:443 cs.com.sg tcp
US 20.42.65.89:443 tcp
KR 218.38.121.17:443 218.38.121.17 tcp
KR 218.38.121.17:443 218.38.121.17 tcp
KR 218.38.121.17:443 218.38.121.17 tcp
KR 218.38.121.17:443 218.38.121.17 tcp

Files

memory/2796-120-0x00007FFCD2610000-0x00007FFCD2620000-memory.dmp

memory/2796-121-0x00007FFCD2610000-0x00007FFCD2620000-memory.dmp

memory/2796-122-0x00007FFCD2610000-0x00007FFCD2620000-memory.dmp

memory/2796-123-0x00007FFCD2610000-0x00007FFCD2620000-memory.dmp

memory/2796-132-0x00007FFCCF370000-0x00007FFCCF380000-memory.dmp

memory/2796-133-0x00007FFCCF370000-0x00007FFCCF380000-memory.dmp

memory/4184-262-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv1.ooocccxxx

MD5 7a89b7f5de94fa2aaace9a935ef1eb3e
SHA1 cc487fc865651d08006741cd6e96553ce11f1203
SHA256 d390ede4dc13af94b97d68c1ad2576035e0ae798550a4e5ca0132bc0ad499919
SHA512 3e017d0ab4e97826962e5b4089382e0050c7c92ffa6518ebc937a903c3fd54ad2cbaec550bd62ae86223a90cbfb61699e6baa6dc9fc38db8e75dd9a80314cbd3

\Users\Admin\elv1.ooocccxxx

MD5 7a89b7f5de94fa2aaace9a935ef1eb3e
SHA1 cc487fc865651d08006741cd6e96553ce11f1203
SHA256 d390ede4dc13af94b97d68c1ad2576035e0ae798550a4e5ca0132bc0ad499919
SHA512 3e017d0ab4e97826962e5b4089382e0050c7c92ffa6518ebc937a903c3fd54ad2cbaec550bd62ae86223a90cbfb61699e6baa6dc9fc38db8e75dd9a80314cbd3

memory/4184-265-0x0000000180000000-0x0000000180030000-memory.dmp

memory/4812-273-0x0000000000000000-mapping.dmp

memory/4712-279-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv2.ooocccxxx

MD5 24331d01d16956330a64a0da12adf2ea
SHA1 63c098027f96fedbd8a4f5ed0ec8d981aa3c78c1
SHA256 70db66e2ab38fde9b3935b95e0e8534e72c959c66cae5490cb40d427bc09cf55
SHA512 390ad7d4c06b5c6f94cfd27cae1b1432fbac0d6d8ebfbca29691b916af1b7470a5fc3d04514c2b86f569a963431a7aad6f724a5d33888e85985bb0545618a191

\Users\Admin\elv2.ooocccxxx

MD5 24331d01d16956330a64a0da12adf2ea
SHA1 63c098027f96fedbd8a4f5ed0ec8d981aa3c78c1
SHA256 70db66e2ab38fde9b3935b95e0e8534e72c959c66cae5490cb40d427bc09cf55
SHA512 390ad7d4c06b5c6f94cfd27cae1b1432fbac0d6d8ebfbca29691b916af1b7470a5fc3d04514c2b86f569a963431a7aad6f724a5d33888e85985bb0545618a191

memory/1588-290-0x0000000000000000-mapping.dmp

memory/3176-296-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv3.ooocccxxx

MD5 8072e3face47e3ef56c8c5801c7f19df
SHA1 a66d50f34cbaa2c3ca677d488baddd579949d593
SHA256 976a51c38a92bf1c301d7f6054fe84a2f7f42291dfab44e4ddb6a8bc887886c5
SHA512 bd2f4a63ee77743d0ea64f249b54529249c06f9121e74fa2520e21b5e3d5c7d969c02369117de836c6d515129369bda0df9be5e9b5cb9751897b17674d6fc8d1

\Users\Admin\elv3.ooocccxxx

MD5 8072e3face47e3ef56c8c5801c7f19df
SHA1 a66d50f34cbaa2c3ca677d488baddd579949d593
SHA256 976a51c38a92bf1c301d7f6054fe84a2f7f42291dfab44e4ddb6a8bc887886c5
SHA512 bd2f4a63ee77743d0ea64f249b54529249c06f9121e74fa2520e21b5e3d5c7d969c02369117de836c6d515129369bda0df9be5e9b5cb9751897b17674d6fc8d1

memory/1044-308-0x0000000000000000-mapping.dmp

memory/4904-314-0x0000000000000000-mapping.dmp

C:\Users\Admin\elv4.ooocccxxx

MD5 691ecff2e5acc42434712b64a8f01a90
SHA1 f7a06fb5a495bbbdd70ddf9757fac7e76e395df7
SHA256 ddd01651b9db906d977b53e95c2ee4637489c53189563d0b300c1aa2a95f5449
SHA512 0ae0f18142d5bc035777e5668325fa78a5f2d7edcba275bc9919d65faf868e9fbb495381fb4e09f06f4ba7a6e42655160e8e184c5b504457c5fbfce5277676f4

\Users\Admin\elv4.ooocccxxx

MD5 691ecff2e5acc42434712b64a8f01a90
SHA1 f7a06fb5a495bbbdd70ddf9757fac7e76e395df7
SHA256 ddd01651b9db906d977b53e95c2ee4637489c53189563d0b300c1aa2a95f5449
SHA512 0ae0f18142d5bc035777e5668325fa78a5f2d7edcba275bc9919d65faf868e9fbb495381fb4e09f06f4ba7a6e42655160e8e184c5b504457c5fbfce5277676f4

memory/1688-323-0x0000000000000000-mapping.dmp