Malware Analysis Report

2025-05-05 21:38

Sample ID 201020-nh48sazdze
Target doc_pack-58275658.xls
SHA256 f7373ec37041061774ee2c2359382c27f9f0266b381030755b6ab416b891d222
Tags
trojan banker stealer qakbot macro
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

f7373ec37041061774ee2c2359382c27f9f0266b381030755b6ab416b891d222

Threat Level: Known bad

The file doc_pack-58275658.xls was found to be: Known bad.

Malicious Activity Summary

trojan banker stealer qakbot macro

Qakbot/Qbot

Office macro that triggers on suspicious action

Executes dropped EXE

Suspicious Office macro

Loads dropped DLL

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Checks processor information in registry

Enumerates system info in registry

Creates scheduled task(s)

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-20 23:07

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 23:07

Reported

2020-10-20 23:13

Platform

win7v200722

Max time kernel

126s

Max time network

33s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-58275658.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\Wgumybryjrow\vmede.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1512 wrote to memory of 336 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1512 wrote to memory of 336 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1512 wrote to memory of 336 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1512 wrote to memory of 336 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 336 wrote to memory of 620 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 336 wrote to memory of 620 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 336 wrote to memory of 620 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 336 wrote to memory of 620 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 336 wrote to memory of 280 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe
PID 336 wrote to memory of 280 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe
PID 336 wrote to memory of 280 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe
PID 336 wrote to memory of 280 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe
PID 336 wrote to memory of 860 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 336 wrote to memory of 860 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 336 wrote to memory of 860 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 336 wrote to memory of 860 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 280 wrote to memory of 372 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe
PID 280 wrote to memory of 372 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe
PID 280 wrote to memory of 372 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe
PID 280 wrote to memory of 372 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe
PID 280 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Windows\SysWOW64\explorer.exe
PID 280 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Windows\SysWOW64\explorer.exe
PID 280 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Windows\SysWOW64\explorer.exe
PID 280 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Windows\SysWOW64\explorer.exe
PID 280 wrote to memory of 628 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe C:\Windows\SysWOW64\explorer.exe
PID 1492 wrote to memory of 1280 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1492 wrote to memory of 1280 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1492 wrote to memory of 1280 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1492 wrote to memory of 1280 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-58275658.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\Wgumybryjrow\vmede.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn qyzybtar /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I qyzybtar" /SC ONCE /Z /ST 01:09 /ET 01:21

C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {E9EB0599-7693-4116-8658-60A3219AD6D2} S-1-5-18:NT AUTHORITY\System:Service:

C:\COsuv\Wegerb\szvMhegn.exe

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

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/1868-2-0x000007FEF8670000-0x000007FEF88EA000-memory.dmp

memory/336-3-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1512-5-0x0000000007BF0000-0x0000000007BF4000-memory.dmp

memory/1512-6-0x0000000006BF0000-0x0000000006BF4000-memory.dmp

memory/1512-9-0x00000000059B0000-0x00000000059B4000-memory.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/620-11-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/620-13-0x0000000002480000-0x0000000002491000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/280-16-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/860-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/372-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/372-22-0x0000000002530000-0x0000000002541000-memory.dmp

memory/280-23-0x00000000003C0000-0x00000000003F7000-memory.dmp

memory/628-24-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Wgumybryjrow\vmede.dat

MD5 b2c1c19afb453d962854937424b49133
SHA1 99e0890cb9eaa77f210079cd1593f275a390a6f0
SHA256 31c237bab2d4ce8e96cd1211d0b4e311cf2c176e341777b88b43f0fc186c633a
SHA512 653e683437a17887c0add1df017fa92a6a9f86d3d9f4b76dbf2c4c2cbeda6e32c0af88c8bfe9714116c55259629a605406292ff9146562d88aade8805d0d738e

memory/1280-26-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-20 23:07

Reported

2020-10-20 23:13

Platform

win10v200722

Max time kernel

86s

Max time network

154s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-58275658.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-58275658.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 4708

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4708

Network

N/A

Files

memory/2584-0-0x00007FF9F42D0000-0x00007FF9F4996000-memory.dmp

memory/2584-2-0x000001698F5CD000-0x000001698F5CE000-memory.dmp

memory/2584-1-0x000001698F5CE000-0x000001698F5D3000-memory.dmp

memory/1440-3-0x0000000000000000-mapping.dmp

memory/1944-4-0x0000000000000000-mapping.dmp

memory/1944-5-0x0000025E5C8D0000-0x0000025E5C8D1000-memory.dmp

memory/1944-6-0x0000025E5C8D0000-0x0000025E5C8D1000-memory.dmp

memory/1944-8-0x0000025E5D0D0000-0x0000025E5D0D1000-memory.dmp

memory/1944-11-0x0000025E5D3D0000-0x0000025E5D3D1000-memory.dmp

memory/1944-12-0x0000025E5D3D0000-0x0000025E5D3D1000-memory.dmp

memory/1944-13-0x0000025E5D3D0000-0x0000025E5D3D1000-memory.dmp

memory/1944-14-0x0000025E5D010000-0x0000025E5D011000-memory.dmp