Malware Analysis Report

2025-06-15 21:00

Sample ID 201019-3hrx7h5gns
Target document-1284324479.xls
SHA256 0ab76ae8042616c9c28732759becd0769b4990aa70bac761c3e18df5d9d97330
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

0ab76ae8042616c9c28732759becd0769b4990aa70bac761c3e18df5d9d97330

Threat Level: Known bad

The file document-1284324479.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

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

Suspicious behavior: AddClipboardFormatListener

Enumerates system info in registry

Suspicious behavior: MapViewOfSection

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

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 23:35

Platform

win7

Max time kernel

100s

Max time network

36s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1284324479.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\Kdguaohzlaen\fyehqas.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 616 wrote to memory of 988 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 616 wrote to memory of 988 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 616 wrote to memory of 988 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 616 wrote to memory of 988 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 988 wrote to memory of 600 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 988 wrote to memory of 600 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 988 wrote to memory of 600 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 988 wrote to memory of 600 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 988 wrote to memory of 664 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe
PID 988 wrote to memory of 664 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe
PID 988 wrote to memory of 664 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe
PID 988 wrote to memory of 664 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe
PID 988 wrote to memory of 564 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 988 wrote to memory of 564 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 988 wrote to memory of 564 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 988 wrote to memory of 564 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 664 wrote to memory of 576 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe
PID 664 wrote to memory of 576 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe
PID 664 wrote to memory of 576 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe
PID 664 wrote to memory of 576 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe
PID 664 wrote to memory of 484 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Windows\SysWOW64\explorer.exe
PID 664 wrote to memory of 484 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Windows\SysWOW64\explorer.exe
PID 664 wrote to memory of 484 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Windows\SysWOW64\explorer.exe
PID 664 wrote to memory of 484 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Windows\SysWOW64\explorer.exe
PID 664 wrote to memory of 484 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe C:\Windows\SysWOW64\explorer.exe
PID 1888 wrote to memory of 580 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1888 wrote to memory of 580 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1888 wrote to memory of 580 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1888 wrote to memory of 580 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-1284324479.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\Kdguaohzlaen\fyehqas.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn lojnfdxgd /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I lojnfdxgd" /SC ONCE /Z /ST 23:38 /ET 23:50

C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {CA92446F-BCF1-428A-999F-1E0646482019} S-1-5-18:NT AUTHORITY\System:Service:

C:\WErtu\Reterd\szvmhegu.exe

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

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/1384-2-0x000007FEF70B0000-0x000007FEF732A000-memory.dmp

memory/988-3-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/616-5-0x0000000006F70000-0x0000000006F74000-memory.dmp

memory/616-6-0x0000000005F70000-0x0000000005F74000-memory.dmp

memory/616-9-0x0000000004CC0000-0x0000000004CC4000-memory.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/600-11-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/600-13-0x00000000024B0000-0x00000000024C1000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/664-16-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/564-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/576-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/576-22-0x0000000002520000-0x0000000002531000-memory.dmp

memory/664-23-0x0000000000540000-0x0000000000577000-memory.dmp

memory/484-24-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Kdguaohzlaen\fyehqas.dat

MD5 c8441ca9f8d6f51ba6e385b77ede414a
SHA1 341f1d2ec287bafe8cf5bba438cfd10f4d3d7508
SHA256 a8146d567ba5c75fef96321577d743d6ab1eef1a52e731e7ef6f1d9caf41691a
SHA512 2e9f8e61e9eabf340a6a63aa7bdb7d063298908f7fcacf8e1267cca554a8ca7a25cd3ec7dfab39f391c4ec463f780ff0349f0a01b1000a18dbb5db42cd9ea15f

memory/580-26-0x0000000000000000-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 23:35

Platform

win10v200722

Max time kernel

91s

Max time network

156s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1284324479.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-1284324479.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 4724

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4724

Network

N/A

Files

memory/3888-0-0x00007FF8C3190000-0x00007FF8C3856000-memory.dmp

memory/1260-4-0x0000000000000000-mapping.dmp

memory/4020-5-0x0000000000000000-mapping.dmp

memory/4020-6-0x0000029AC9000000-0x0000029AC9001000-memory.dmp

memory/4020-7-0x0000029AC9000000-0x0000029AC9001000-memory.dmp

memory/4020-9-0x0000029AC9810000-0x0000029AC9811000-memory.dmp

memory/4020-12-0x0000029AC9AA0000-0x0000029AC9AA1000-memory.dmp

memory/4020-13-0x0000029AC9AA0000-0x0000029AC9AA1000-memory.dmp

memory/4020-14-0x0000029AC9AA0000-0x0000029AC9AA1000-memory.dmp