Malware Analysis Report

2025-05-05 21:40

Sample ID 201020-14yw5qqqr2
Target doc_pack-371097622.xls
SHA256 8cb2ec3cdfbc10c23f2151b30c245c9fc092ea1bd2c735066259e88f93483647
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

8cb2ec3cdfbc10c23f2151b30c245c9fc092ea1bd2c735066259e88f93483647

Threat Level: Known bad

The file doc_pack-371097622.xls was found to be: Known bad.

Malicious Activity Summary

macro trojan banker stealer qakbot

Qakbot/Qbot

Executes dropped EXE

Office macro that triggers on suspicious action

Suspicious Office macro

Loads dropped DLL

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

Checks processor information in registry

Suspicious use of SetWindowsHookEx

Suspicious behavior: MapViewOfSection

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-20 22:25

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 22:25

Reported

2020-10-20 22:36

Platform

win7

Max time kernel

104s

Max time network

10s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-371097622.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\Oetluyamea\vuoujgya.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1104 wrote to memory of 1932 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1104 wrote to memory of 1932 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1104 wrote to memory of 1932 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1104 wrote to memory of 1932 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\COsuv\Wegerb\szvMhegn.exe
PID 1932 wrote to memory of 1712 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1932 wrote to memory of 1712 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1932 wrote to memory of 1712 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1932 wrote to memory of 1712 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 1932 wrote to memory of 704 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe
PID 1932 wrote to memory of 704 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe
PID 1932 wrote to memory of 704 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe
PID 1932 wrote to memory of 704 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe
PID 1932 wrote to memory of 972 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1932 wrote to memory of 972 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1932 wrote to memory of 972 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 1932 wrote to memory of 972 N/A C:\COsuv\Wegerb\szvMhegn.exe C:\Windows\SysWOW64\schtasks.exe
PID 704 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe
PID 704 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe
PID 704 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe
PID 704 wrote to memory of 1184 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe
PID 704 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Windows\SysWOW64\explorer.exe
PID 704 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Windows\SysWOW64\explorer.exe
PID 704 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Windows\SysWOW64\explorer.exe
PID 704 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Windows\SysWOW64\explorer.exe
PID 704 wrote to memory of 1220 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe C:\Windows\SysWOW64\explorer.exe
PID 640 wrote to memory of 1948 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 640 wrote to memory of 1948 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 640 wrote to memory of 1948 N/A C:\Windows\system32\taskeng.exe C:\COsuv\Wegerb\szvMhegn.exe
PID 640 wrote to memory of 1948 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-371097622.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\Oetluyamea\vuoujgya.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn zohxuwhdno /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I zohxuwhdno" /SC ONCE /Z /ST 22:39 /ET 22:51

C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {8446CF47-EB48-4D39-90C6-9662F9DBD493} S-1-5-18:NT AUTHORITY\System:Service:

C:\COsuv\Wegerb\szvMhegn.exe

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

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/1104-0-0x0000000005D70000-0x0000000005E70000-memory.dmp

memory/1104-1-0x0000000005D70000-0x0000000005E70000-memory.dmp

memory/1832-2-0x000007FEF6880000-0x000007FEF6AFA000-memory.dmp

memory/1932-3-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1104-5-0x0000000007030000-0x0000000007034000-memory.dmp

memory/1104-6-0x0000000006030000-0x0000000006034000-memory.dmp

memory/1104-7-0x00000000024F0000-0x00000000024F1000-memory.dmp

memory/1104-11-0x0000000004D70000-0x0000000004D74000-memory.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1712-13-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1712-15-0x0000000002450000-0x0000000002461000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/704-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/972-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1184-22-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

memory/1184-24-0x0000000002530000-0x0000000002541000-memory.dmp

memory/704-25-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1220-26-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Oetluyamea\vuoujgya.dat

MD5 89a770a586e3a726c6479ac0a2114a5a
SHA1 daf50758f3bed1ae43d8c1ee434b8fe2c272925e
SHA256 27360694d7558a292fdb2862b93b8682eb63d7f05b4d449a4a38838d60180d05
SHA512 511dacdf5a80904bcf2f06577fb12af5c4040301bc6b9e5b28da05c76c459a1982e065f3b0739e4aac9e02ba1745a5e4ecc6cbcd3b070175c17cc012cb60b65a

memory/1948-28-0x0000000000000000-mapping.dmp

C:\COsuv\Wegerb\szvMhegn.exe

MD5 cd1d9f1f22120d080cb52057a7d9fb96
SHA1 d428fda3e1be91a246628fca76f5d0fe8d53e04d
SHA256 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852
SHA512 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-20 22:25

Reported

2020-10-20 22:36

Platform

win10v200722

Max time kernel

78s

Max time network

150s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-371097622.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-371097622.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 4744

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4744

Network

N/A

Files

memory/584-0-0x00007FFEAE140000-0x00007FFEAE806000-memory.dmp

memory/584-1-0x0000019434345000-0x000001943434A000-memory.dmp

memory/584-2-0x0000019434345000-0x000001943434A000-memory.dmp

memory/584-3-0x0000019434345000-0x000001943434A000-memory.dmp

memory/1756-4-0x0000000000000000-mapping.dmp

memory/4008-5-0x0000000000000000-mapping.dmp

memory/4008-6-0x0000022C631C0000-0x0000022C631C1000-memory.dmp

memory/4008-7-0x0000022C631C0000-0x0000022C631C1000-memory.dmp

memory/4008-9-0x0000022C639D0000-0x0000022C639D1000-memory.dmp

memory/4008-12-0x0000022C63C90000-0x0000022C63C91000-memory.dmp

memory/4008-13-0x0000022C63C90000-0x0000022C63C91000-memory.dmp

memory/4008-14-0x0000022C63C90000-0x0000022C63C91000-memory.dmp