Malware Analysis Report

2025-05-05 21:34

Sample ID 201020-gc3xf1p2ye
Target doc_pack-668001904.xls
SHA256 922a59dcf3df8e8dcfe014bc27103323da69a09990ef0ed59a805eeeda115e33
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

922a59dcf3df8e8dcfe014bc27103323da69a09990ef0ed59a805eeeda115e33

Threat Level: Known bad

The file doc_pack-668001904.xls was found to be: Known bad.

Malicious Activity Summary

macro trojan banker stealer qakbot

Office macro that triggers on suspicious action

Suspicious Office macro

Process spawned suspicious child process

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-20 23:12

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

Reported

0001-01-01 00:00

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-20 23:12

Reported

2020-10-20 23:23

Platform

win10v200722

Max time kernel

81s

Max time network

148s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-668001904.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-668001904.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 4672

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4672

Network

N/A

Files

memory/3876-0-0x00007FFC63190000-0x00007FFC63856000-memory.dmp

memory/3876-2-0x0000015EC8B17000-0x0000015EC8B43000-memory.dmp

memory/3876-1-0x0000015EC8B17000-0x0000015EC8B43000-memory.dmp

memory/3876-3-0x0000015EC8B17000-0x0000015EC8B43000-memory.dmp

memory/4028-4-0x0000000000000000-mapping.dmp

memory/1504-5-0x0000000000000000-mapping.dmp

memory/1504-6-0x000001FD95BE0000-0x000001FD95BE1000-memory.dmp

memory/1504-7-0x000001FD95BE0000-0x000001FD95BE1000-memory.dmp

memory/1504-9-0x000001FD96220000-0x000001FD96221000-memory.dmp

memory/1504-12-0x000001FD96220000-0x000001FD96221000-memory.dmp

memory/1504-13-0x000001FD96620000-0x000001FD96621000-memory.dmp

memory/1504-15-0x000001FD96560000-0x000001FD96561000-memory.dmp

memory/1504-16-0x000001FD96560000-0x000001FD96561000-memory.dmp

memory/1504-17-0x000001FD96560000-0x000001FD96561000-memory.dmp

memory/1504-18-0x000001FD96160000-0x000001FD96161000-memory.dmp