Malware Analysis Report

2025-06-15 21:00

Sample ID 201019-j16ajtqhgs
Target document-1372208005.xls
SHA256 e92c230bb249bf1b77eff4740e7e6af097b23a3400f9a4f994f02f9ac48722e5
Tags
trojan banker stealer qakbot macro
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

e92c230bb249bf1b77eff4740e7e6af097b23a3400f9a4f994f02f9ac48722e5

Threat Level: Known bad

The file document-1372208005.xls was found to be: Known bad.

Malicious Activity Summary

trojan banker stealer qakbot macro

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

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Creates scheduled task(s)

Enumerates system info in registry

Suspicious use of SetWindowsHookEx

Suspicious behavior: AddClipboardFormatListener

Checks processor information 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

win7v200722

Max time kernel

113s

Max time network

31s

Command Line

"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\document-1372208005.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\Gucuby\cadienk.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 992 wrote to memory of 2040 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 992 wrote to memory of 2040 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 992 wrote to memory of 2040 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 992 wrote to memory of 2040 N/A C:\Program Files\Microsoft Office\Office14\EXCEL.EXE C:\WErtu\Reterd\szvmhegu.exe
PID 2040 wrote to memory of 1440 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2040 wrote to memory of 1440 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2040 wrote to memory of 1440 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2040 wrote to memory of 1440 N/A C:\WErtu\Reterd\szvmhegu.exe C:\WErtu\Reterd\szvmhegu.exe
PID 2040 wrote to memory of 428 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe
PID 2040 wrote to memory of 428 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe
PID 2040 wrote to memory of 428 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe
PID 2040 wrote to memory of 428 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe
PID 2040 wrote to memory of 1236 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 2040 wrote to memory of 1236 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 2040 wrote to memory of 1236 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 2040 wrote to memory of 1236 N/A C:\WErtu\Reterd\szvmhegu.exe C:\Windows\SysWOW64\schtasks.exe
PID 428 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe
PID 428 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe
PID 428 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe
PID 428 wrote to memory of 1376 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe
PID 428 wrote to memory of 1904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Windows\SysWOW64\explorer.exe
PID 428 wrote to memory of 1904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Windows\SysWOW64\explorer.exe
PID 428 wrote to memory of 1904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Windows\SysWOW64\explorer.exe
PID 428 wrote to memory of 1904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Windows\SysWOW64\explorer.exe
PID 428 wrote to memory of 1904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe C:\Windows\SysWOW64\explorer.exe
PID 616 wrote to memory of 1284 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 616 wrote to memory of 1284 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 616 wrote to memory of 1284 N/A C:\Windows\system32\taskeng.exe C:\WErtu\Reterd\szvmhegu.exe
PID 616 wrote to memory of 1284 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-1372208005.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\Gucuby\cadienk.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn itujstr /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I itujstr" /SC ONCE /Z /ST 01:31 /ET 01:43

C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {7B09DF36-E93C-4F35-86B9-824EFA6F4EDD} S-1-5-18:NT AUTHORITY\System:Service:

C:\WErtu\Reterd\szvmhegu.exe

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

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/992-0-0x0000000000265000-0x0000000000269000-memory.dmp

memory/992-1-0x0000000000265000-0x0000000000269000-memory.dmp

memory/1644-2-0x000007FEF8700000-0x000007FEF897A000-memory.dmp

memory/2040-3-0x0000000000000000-mapping.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/992-5-0x0000000007CD0000-0x0000000007CD4000-memory.dmp

memory/992-6-0x0000000006CD0000-0x0000000006CD4000-memory.dmp

memory/992-9-0x0000000005A00000-0x0000000005A04000-memory.dmp

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

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

C:\WErtu\Reterd\szvmhegu.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1440-13-0x00000000025C0000-0x00000000025D1000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/428-16-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1236-18-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1376-20-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.exe

MD5 175a22f1afaae79ae9de6c86a4a7ce4f
SHA1 d8521074406f97fe8d2a46646f8dd0acc519ef19
SHA256 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd
SHA512 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200

memory/1376-22-0x0000000002530000-0x0000000002541000-memory.dmp

memory/428-23-0x00000000004F0000-0x0000000000527000-memory.dmp

memory/1904-24-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Gucuby\cadienk.dat

MD5 6facb509f95fee964f738373fd52e5fa
SHA1 f8b31d8fd76ae29f99e3c26dde45a74041e002ae
SHA256 2ab20700b200b48ff0a4cfb106e934cbc76bb2cd83b1dd39a9f72cd3ac53d704
SHA512 abc55b69d3062e4a7a48ef270aa149fbd4f40ae5e7d053a46a7feb258ea7f6821131a6abe2d403b3c91216b85ac2f9ce8df4f5c2a807dfbc1cd049b249fdb7d8

memory/1284-26-0x0000000000000000-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

win10

Max time kernel

16s

Max time network

137s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\document-1372208005.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-1372208005.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 4508

C:\Windows\system32\dwwin.exe

C:\Windows\system32\dwwin.exe -x -s 4508

Network

N/A

Files

memory/3832-0-0x00007FFDD60D0000-0x00007FFDD6796000-memory.dmp

memory/2380-3-0x0000000000000000-mapping.dmp

memory/2692-4-0x0000000000000000-mapping.dmp

memory/2692-5-0x000002087ACA0000-0x000002087ACA1000-memory.dmp

memory/2692-6-0x000002087ACA0000-0x000002087ACA1000-memory.dmp

memory/2692-8-0x000002087B4F0000-0x000002087B4F1000-memory.dmp

memory/2692-11-0x000002087B8F0000-0x000002087B8F1000-memory.dmp

memory/2692-13-0x000002087B8F0000-0x000002087B8F1000-memory.dmp

memory/2692-15-0x000002087B7A0000-0x000002087B7A1000-memory.dmp

memory/2692-16-0x000002087B7A0000-0x000002087B7A1000-memory.dmp

memory/2692-17-0x000002087B7A0000-0x000002087B7A1000-memory.dmp

memory/2692-18-0x000002087B430000-0x000002087B431000-memory.dmp