Malware Analysis Report

2025-05-05 21:39

Sample ID 201020-wytjsjlvj2
Target doc_pack-329399382.xls
SHA256 022e803cbeae111276e173cde65c59d33dde1f22b6423bdaa3db009b3e60b5bd
Tags
macro trojan banker stealer qakbot
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

022e803cbeae111276e173cde65c59d33dde1f22b6423bdaa3db009b3e60b5bd

Threat Level: Known bad

The file doc_pack-329399382.xls was found to be: Known bad.

Malicious Activity Summary

macro trojan banker stealer qakbot

Qakbot/Qbot

Office macro that triggers on suspicious action

Suspicious Office macro

Executes dropped EXE

Loads dropped DLL

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious use of SetWindowsHookEx

Creates scheduled task(s)

Suspicious behavior: AddClipboardFormatListener

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-20 22:23

Signatures

Office macro that triggers on suspicious action

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

Suspicious Office macro

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

Analysis: behavioral1

Detonation Overview

Submitted

2020-10-20 22:23

Reported

2020-10-20 22:32

Platform

win7

Max time kernel

132s

Max time network

139s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-329399382.xls

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\COsuv\Wegerb\szvMhegn.exe N/A
N/A N/A C:\COsuv\Wegerb\szvMhegn.exe N/A

Office loads VBA resources, possible macro or embedded object present

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1612 wrote to memory of 1488 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1612 wrote to memory of 1488 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1612 wrote to memory of 1488 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1612 wrote to memory of 1488 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 268 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 268 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 268 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 268 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1488 wrote to memory of 480 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
PID 1488 wrote to memory of 480 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
PID 1488 wrote to memory of 480 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
PID 1488 wrote to memory of 480 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
PID 1488 wrote to memory of 1204 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1488 wrote to memory of 1204 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1488 wrote to memory of 1204 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1488 wrote to memory of 1204 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 480 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
PID 480 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
PID 480 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
PID 480 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe
PID 480 wrote to memory of 1808 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Windows\SysWOW64\explorer.exe
PID 480 wrote to memory of 1808 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Windows\SysWOW64\explorer.exe
PID 480 wrote to memory of 1808 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Windows\SysWOW64\explorer.exe
PID 480 wrote to memory of 1808 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Windows\SysWOW64\explorer.exe
PID 480 wrote to memory of 1808 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe C:\Windows\SysWOW64\explorer.exe
PID 1880 wrote to memory of 528 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1880 wrote to memory of 528 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1880 wrote to memory of 528 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1880 wrote to memory of 528 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe

Processes

C:\Program Files\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-329399382.xls

C:\COsuv\Wegerb\szvMhegn.exe

"C:\COsuv\Wegerb\szvMhegn.exe"

C:\COsuv\Wegerb\szvMhegn.exe

C:\COsuv\Wegerb\szvMhegn.exe /C

C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ieskdde /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I ieskdde" /SC ONCE /Z /ST 22:28 /ET 22:40

C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {7BEDEE92-24DA-46AA-98FA-D8FC27B5E71E} S-1-5-18:NT AUTHORITY\System:Service:

C:\COsuv\Wegerb\szvMhegn.exe

C:\COsuv\Wegerb\szvMhegn.exe /I ieskdde

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 blog.vokasidev.com udp
N/A 68.65.123.245:80 blog.vokasidev.com tcp

Files

memory/1976-2-0x000007FEF7CD0000-0x000007FEF7F4A000-memory.dmp

memory/1488-3-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1612-5-0x0000000007C40000-0x0000000007C44000-memory.dmp

memory/1612-6-0x0000000006C40000-0x0000000006C44000-memory.dmp

memory/1612-7-0x0000000002ED0000-0x0000000002ED1000-memory.dmp

memory/1612-11-0x00000000059B0000-0x00000000059B4000-memory.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/268-13-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/268-15-0x0000000002570000-0x0000000002581000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/480-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1204-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1376-22-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1376-24-0x0000000002500000-0x0000000002511000-memory.dmp

memory/480-25-0x0000000000450000-0x0000000000487000-memory.dmp

memory/1808-26-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ffuozzbaatn\bmaih.dat

MD5 6d64fdcb5f6e48ef159524c832ba3d5f
SHA1 eac5b4b659ba71e97b9b6bff97d125b0478ea18d
SHA256 3e25083bb825a1389f7112d83e44d08d11f2ad1235164be746d1077658b4189e
SHA512 26d7c97aaf73481dd1e1b3d3d8d0663a2d39f0aca52fc313f83a9613dc46265c2aa95e528ac6f42cbc4a03f3f215d01f33a74e52d59e54466f427e1f118841a8

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/528-28-0x0000000000000000-mapping.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-20 22:23

Reported

2020-10-20 22:32

Platform

win10

Max time kernel

9s

Max time network

131s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-329399382.xls"

Signatures

Process spawned suspicious 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:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.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

Suspicious behavior: EnumeratesProcesses

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
N/A N/A C:\Windows\system32\dwwin.exe N/A
N/A N/A C:\Windows\system32\dwwin.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\doc_pack-329399382.xls"

C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE

"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4428

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4428

Network

N/A

Files

memory/2212-0-0x00007FFA843B0000-0x00007FFA84A76000-memory.dmp

memory/1772-3-0x0000000000000000-mapping.dmp

memory/2408-4-0x0000000000000000-mapping.dmp

memory/2408-5-0x000002D73AAE0000-0x000002D73AAE1000-memory.dmp

memory/2408-7-0x000002D73AAE0000-0x000002D73AAE1000-memory.dmp

memory/2408-6-0x000002D73AAE0000-0x000002D73AAE1000-memory.dmp

memory/2408-9-0x000002D73B270000-0x000002D73B271000-memory.dmp

memory/2408-10-0x000002D73B670000-0x000002D73B671000-memory.dmp

memory/2408-12-0x000002D73B610000-0x000002D73B611000-memory.dmp

memory/2408-13-0x000002D73B610000-0x000002D73B611000-memory.dmp

memory/2408-14-0x000002D73B610000-0x000002D73B611000-memory.dmp