Malware Analysis Report

2025-06-15 21:00

Sample ID 201019-bztk44ade2
Target document-1428073174.xls
SHA256 c7f92005288ecf85654e837cb924dad096c15fe9d153988b2b26e683fcd5fd87
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

c7f92005288ecf85654e837cb924dad096c15fe9d153988b2b26e683fcd5fd87

Threat Level: Known bad

The file document-1428073174.xls was found to be: Known bad.

Malicious Activity Summary

macro trojan banker stealer qakbot

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

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Checks processor information in registry

Suspicious behavior: AddClipboardFormatListener

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-19 23:32

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

2020-10-19 23:32

Reported

2020-10-19 23:38

Platform

win7v200722

Max time kernel

117s

Max time network

17s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1428073174.xls

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\WErtu\Reterd\szvmhegu.exe N/A
N/A N/A C:\WErtu\Reterd\szvmhegu.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\Dfjyoaheeu\bnntuer.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 748 wrote to memory of 660 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 748 wrote to memory of 660 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 748 wrote to memory of 660 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 748 wrote to memory of 660 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 660 wrote to memory of 1216 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 660 wrote to memory of 1216 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 660 wrote to memory of 1216 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 660 wrote to memory of 1216 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 660 wrote to memory of 432 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe
PID 660 wrote to memory of 432 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe
PID 660 wrote to memory of 432 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe
PID 660 wrote to memory of 432 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe
PID 660 wrote to memory of 1972 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 660 wrote to memory of 1972 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 660 wrote to memory of 1972 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 660 wrote to memory of 1972 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 432 wrote to memory of 1392 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe
PID 432 wrote to memory of 1392 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe
PID 432 wrote to memory of 1392 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe
PID 432 wrote to memory of 1392 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe
PID 432 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Windows\SysWOW64\explorer.exe
PID 432 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Windows\SysWOW64\explorer.exe
PID 432 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Windows\SysWOW64\explorer.exe
PID 432 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Windows\SysWOW64\explorer.exe
PID 432 wrote to memory of 1240 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe C:\Windows\SysWOW64\explorer.exe
PID 572 wrote to memory of 1428 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 572 wrote to memory of 1428 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 572 wrote to memory of 1428 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 572 wrote to memory of 1428 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.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\document-1428073174.xls

C:\WErtu\Reterd\szvmhegu.exe

"C:\WErtu\Reterd\szvmhegu.exe"

C:\WErtu\Reterd\szvmhegu.exe

C:\WErtu\Reterd\szvmhegu.exe /C

C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn cuajmqj /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I cuajmqj" /SC ONCE /Z /ST 01:41 /ET 01:53

C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {BF23866E-3309-4ED2-85CF-D3AF0D9FDC98} S-1-5-18:NT AUTHORITY\System:Service:

C:\WErtu\Reterd\szvmhegu.exe

C:\WErtu\Reterd\szvmhegu.exe /I cuajmqj

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 www.notamuzikaletleri.com udp
N/A 176.53.8.231:443 www.notamuzikaletleri.com tcp

Files

memory/2012-1-0x000007FEF6710000-0x000007FEF698A000-memory.dmp

memory/660-2-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/748-4-0x0000000006F80000-0x0000000006F84000-memory.dmp

memory/748-5-0x0000000005F80000-0x0000000005F84000-memory.dmp

memory/748-8-0x0000000004BC0000-0x0000000004BC4000-memory.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1216-10-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1216-12-0x0000000002570000-0x0000000002581000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/432-15-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1972-17-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1392-19-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1392-21-0x0000000002520000-0x0000000002531000-memory.dmp

memory/432-22-0x0000000002020000-0x0000000002057000-memory.dmp

memory/1240-23-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Dfjyoaheeu\bnntuer.dat

MD5 e636b68aa2471bca4b6d19b2dd34507f
SHA1 7ce2ca77359231338ab587a9d66537eb79d502f6
SHA256 ec6e7a61fe7a5ceb6e97d88c8354e26b690c54431845820004536e8435268693
SHA512 037c9513a56d634e0c8e7b8183ca521807fefc9ee1c017d2cd1ff91ba999fe3371f6d9249df95469bbdd248bbaf1cca3ca90b19b0e65f5947f29d5c8e4d66427

memory/1428-25-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-19 23:32

Reported

2020-10-19 23:38

Platform

win10

Max time kernel

12s

Max time network

130s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1428073174.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\document-1428073174.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 4452

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4452

Network

N/A

Files

memory/3900-0-0x00007FFA24E70000-0x00007FFA25536000-memory.dmp

memory/3448-3-0x0000000000000000-mapping.dmp

memory/1644-4-0x0000000000000000-mapping.dmp

memory/1644-5-0x0000021055870000-0x0000021055871000-memory.dmp

memory/1644-6-0x0000021055870000-0x0000021055871000-memory.dmp

memory/1644-8-0x0000021055EE0000-0x0000021055EE1000-memory.dmp

memory/1644-11-0x00000210562E0000-0x00000210562E1000-memory.dmp

memory/1644-13-0x0000021056200000-0x0000021056201000-memory.dmp

memory/1644-14-0x0000021056200000-0x0000021056201000-memory.dmp

memory/1644-15-0x0000021056200000-0x0000021056201000-memory.dmp