Malware Analysis Report

2025-06-15 21:00

Sample ID 201019-cj313zmjgx
Target document-1308503642.xls
SHA256 8db0088c0bdc783e7e0ca4eaac2308a46a912454dbd10bb63b5e4cfc42e0a7c1
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

8db0088c0bdc783e7e0ca4eaac2308a46a912454dbd10bb63b5e4cfc42e0a7c1

Threat Level: Known bad

The file document-1308503642.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

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: MapViewOfSection

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Checks processor information in registry

Enumerates system info in registry

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

144s

Max time network

153s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1308503642.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\Eyqagww\tyihu.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1768 wrote to memory of 1060 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1768 wrote to memory of 1060 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1768 wrote to memory of 1060 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1768 wrote to memory of 1060 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 1060 wrote to memory of 564 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1060 wrote to memory of 564 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1060 wrote to memory of 564 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1060 wrote to memory of 564 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1060 wrote to memory of 540 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe
PID 1060 wrote to memory of 540 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe
PID 1060 wrote to memory of 540 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe
PID 1060 wrote to memory of 540 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe
PID 1060 wrote to memory of 1172 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1060 wrote to memory of 1172 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1060 wrote to memory of 1172 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 1060 wrote to memory of 1172 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe
PID 540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe
PID 540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe
PID 540 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe
PID 540 wrote to memory of 596 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Windows\SysWOW64\explorer.exe
PID 540 wrote to memory of 596 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Windows\SysWOW64\explorer.exe
PID 540 wrote to memory of 596 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Windows\SysWOW64\explorer.exe
PID 540 wrote to memory of 596 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Windows\SysWOW64\explorer.exe
PID 540 wrote to memory of 596 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe C:\Windows\SysWOW64\explorer.exe
PID 1204 wrote to memory of 1984 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1204 wrote to memory of 1984 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1204 wrote to memory of 1984 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 1204 wrote to memory of 1984 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-1308503642.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\Eyqagww\tyihu.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe

C:\Windows\SysWOW64\schtasks.exe

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

C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {E2DB301F-A58D-4C67-833E-EA9F5E2C9B7D} S-1-5-18:NT AUTHORITY\System:Service:

C:\WErtu\Reterd\szvmhegu.exe

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

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/484-1-0x000007FEF81D0000-0x000007FEF844A000-memory.dmp

memory/1060-2-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1768-4-0x0000000006FA0000-0x0000000006FA4000-memory.dmp

memory/1768-5-0x0000000005FA0000-0x0000000005FA4000-memory.dmp

memory/1768-8-0x00000000049D0000-0x00000000049D4000-memory.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/564-10-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/564-12-0x0000000002540000-0x0000000002551000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/540-15-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1172-17-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1348-19-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

\??\PIPE\wkssvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

memory/1348-22-0x00000000025D0000-0x00000000025E1000-memory.dmp

memory/540-23-0x0000000000440000-0x0000000000477000-memory.dmp

memory/596-24-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Eyqagww\tyihu.dat

MD5 22eec8e86abbef8a158c60cb972bf006
SHA1 636d3a7625eb2050b1c14b6253ec5ac938cee25b
SHA256 a2e193586357f16c0350152e1401088dba7c935291025396fb7edb510da20e1c
SHA512 7c530d2f330ff507cd13942f77a6d85e534f9710c3b1f8e8e7944a260fbd1d7b05e4930fecf0f6bb00d33580b88d718c325efd5c6d8aeeeae5108275662d5195

memory/1984-26-0x0000000000000000-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

92s

Max time network

150s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1308503642.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 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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS 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-1308503642.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 4808

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4808

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 crl3.digicert.com udp
N/A 72.21.91.29:80 crl3.digicert.com tcp

Files

memory/796-0-0x00007FFFFAC30000-0x00007FFFFB2F6000-memory.dmp

memory/3548-3-0x0000000000000000-mapping.dmp

memory/3620-4-0x0000000000000000-mapping.dmp

memory/3620-5-0x000002C8D8810000-0x000002C8D8811000-memory.dmp

memory/3620-6-0x000002C8D8810000-0x000002C8D8811000-memory.dmp

memory/3620-8-0x000002C8D9010000-0x000002C8D9011000-memory.dmp

memory/3620-11-0x000002C8D92A0000-0x000002C8D92A1000-memory.dmp

memory/3620-12-0x000002C8D92A0000-0x000002C8D92A1000-memory.dmp

memory/3620-13-0x000002C8D92A0000-0x000002C8D92A1000-memory.dmp