Malware Analysis Report

2025-06-15 20:59

Sample ID 201019-vk8n8h725s
Target document-1047902915.xls
SHA256 8ccd44fd429cd6642560a78c4be6997530acd913c29fa8331c6a04544d7a79cd
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

8ccd44fd429cd6642560a78c4be6997530acd913c29fa8331c6a04544d7a79cd

Threat Level: Known bad

The file document-1047902915.xls was found to be: Known bad.

Malicious Activity Summary

macro trojan banker stealer qakbot

Qakbot/Qbot

Suspicious Office macro

Executes dropped EXE

Office macro that triggers on suspicious action

Loads dropped DLL

Process spawned suspicious child process

Office loads VBA resources, possible macro or embedded object present

Checks processor information in registry

Suspicious use of SetWindowsHookEx

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: EnumeratesProcesses

Enumerates system info in registry

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Creates scheduled task(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-19 22:57

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 22:57

Reported

2020-10-19 22:59

Platform

win7v200722

Max time kernel

147s

Max time network

26s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1047902915.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\Tyjfmsyoxizt\uhsiva.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 328 wrote to memory of 2024 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 328 wrote to memory of 2024 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 328 wrote to memory of 2024 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 328 wrote to memory of 2024 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 2024 wrote to memory of 1440 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2024 wrote to memory of 1440 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2024 wrote to memory of 1440 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2024 wrote to memory of 1440 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2024 wrote to memory of 936 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe
PID 2024 wrote to memory of 936 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe
PID 2024 wrote to memory of 936 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe
PID 2024 wrote to memory of 936 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe
PID 2024 wrote to memory of 932 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 2024 wrote to memory of 932 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 2024 wrote to memory of 932 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 2024 wrote to memory of 932 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 936 wrote to memory of 992 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe
PID 936 wrote to memory of 992 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe
PID 936 wrote to memory of 992 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe
PID 936 wrote to memory of 992 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe
PID 936 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Windows\SysWOW64\explorer.exe
PID 936 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Windows\SysWOW64\explorer.exe
PID 936 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Windows\SysWOW64\explorer.exe
PID 936 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Windows\SysWOW64\explorer.exe
PID 936 wrote to memory of 1912 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe C:\Windows\SysWOW64\explorer.exe
PID 1764 wrote to memory of 1832 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1764 wrote to memory of 1832 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1764 wrote to memory of 1832 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1764 wrote to memory of 1832 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-1047902915.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\Tyjfmsyoxizt\uhsiva.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn kvzlqhvb /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I kvzlqhvb" /SC ONCE /Z /ST 00:56 /ET 01:08

C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {3C653472-9554-4D56-AD5F-A9FCAC33C77C} S-1-5-18:NT AUTHORITY\System:Service:

C:\WErtu\Reterd\szvmhegu.exe

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

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/1884-2-0x000007FEF8700000-0x000007FEF897A000-memory.dmp

memory/2024-3-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/328-5-0x0000000007CA0000-0x0000000007CA4000-memory.dmp

memory/328-6-0x0000000006CA0000-0x0000000006CA4000-memory.dmp

memory/328-9-0x0000000005860000-0x0000000005864000-memory.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1440-11-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/1440-13-0x0000000002480000-0x0000000002491000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/936-16-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/932-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

memory/992-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

\??\PIPE\wkssvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/992-23-0x00000000025D0000-0x00000000025E1000-memory.dmp

memory/936-24-0x00000000003B0000-0x00000000003E7000-memory.dmp

memory/1912-25-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Tyjfmsyoxizt\uhsiva.dat

MD5 988362b829ec05a4eebbf9955d61b33e
SHA1 805bbfb59b38de607487c6088bdd4293a629b313
SHA256 9161671553450e39602bf25526ff47b3dbbd6ceefc6a4e8266fa47e18ab3479b
SHA512 be8d8076c20ed2ed51c479d2d62cebf1d48b2ab66e513fb635968bdfc42f731ad402b887ac3a5d7ecf486bfe86762760336ee1704307738c707607ecff6da6fb

memory/1832-27-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 d6fc3c7b2c6846ef8f4808a1076203b8
SHA1 b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9
SHA256 c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de
SHA512 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-19 22:57

Reported

2020-10-19 22:59

Platform

win10

Max time kernel

141s

Max time network

144s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1047902915.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 value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE N/A
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

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-1047902915.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 4420

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4420

Network

N/A

Files

memory/3024-0-0x00007FFF5D770000-0x00007FFF5DE36000-memory.dmp

memory/2632-4-0x0000000000000000-mapping.dmp

memory/3464-5-0x0000000000000000-mapping.dmp

memory/3464-6-0x0000028EB6EB0000-0x0000028EB6EB1000-memory.dmp

memory/3464-7-0x0000028EB6EB0000-0x0000028EB6EB1000-memory.dmp

memory/3464-9-0x0000028EB75F0000-0x0000028EB75F1000-memory.dmp

memory/3464-12-0x0000028EB78E0000-0x0000028EB78E1000-memory.dmp

memory/3464-13-0x0000028EB78E0000-0x0000028EB78E1000-memory.dmp

memory/3464-14-0x0000028EB78E0000-0x0000028EB78E1000-memory.dmp

memory/3464-15-0x0000028EB7530000-0x0000028EB7531000-memory.dmp