Malware Analysis Report

2024-11-30 13:44

Sample ID 201029-4bv9h8p4rx
Target doc_pack-2023839052.xlsb
SHA256 5687ac145711b16124531f4b2345df404baf9c478a6b603faa962e66ae506dd0
Tags
qakbot tr01 1603793855 banker stealer trojan
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

5687ac145711b16124531f4b2345df404baf9c478a6b603faa962e66ae506dd0

Threat Level: Known bad

The file doc_pack-2023839052.xlsb was found to be: Known bad.

Malicious Activity Summary

qakbot tr01 1603793855 banker stealer trojan

Qakbot/Qbot

Executes dropped EXE

Loads dropped DLL

Creates scheduled task(s)

Suspicious use of FindShellTrayWindow

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: AddClipboardFormatListener

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

Modifies Internet Explorer settings

Suspicious behavior: MapViewOfSection

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-29 04:00

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2020-10-29 04:00

Reported

2020-10-29 04:14

Platform

win7v20201028

Max time kernel

130s

Max time network

125s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-2023839052.xlsb

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\schtasks.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\FloatingPointProcessor C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (int) \REGISTRY\USER\S-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: AddClipboardFormatListener

Description Indicator Process Target
N/A N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 844 wrote to memory of 1980 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 844 wrote to memory of 1980 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 844 wrote to memory of 1980 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 844 wrote to memory of 1980 N/A C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 1980 wrote to memory of 1868 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 1980 wrote to memory of 1868 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 1980 wrote to memory of 1868 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 1980 wrote to memory of 1868 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 1980 wrote to memory of 1576 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe
PID 1980 wrote to memory of 1576 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe
PID 1980 wrote to memory of 1576 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe
PID 1980 wrote to memory of 1576 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe
PID 1980 wrote to memory of 1324 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 1980 wrote to memory of 1324 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 1980 wrote to memory of 1324 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 1980 wrote to memory of 1324 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 1576 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe
PID 1576 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe
PID 1576 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe
PID 1576 wrote to memory of 1060 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe
PID 1576 wrote to memory of 1320 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Windows\SysWOW64\explorer.exe
PID 1576 wrote to memory of 1320 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Windows\SysWOW64\explorer.exe
PID 1576 wrote to memory of 1320 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Windows\SysWOW64\explorer.exe
PID 1576 wrote to memory of 1320 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Windows\SysWOW64\explorer.exe
PID 1576 wrote to memory of 1320 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe C:\Windows\SysWOW64\explorer.exe
PID 1332 wrote to memory of 328 N/A C:\Windows\system32\taskeng.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 1332 wrote to memory of 328 N/A C:\Windows\system32\taskeng.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 1332 wrote to memory of 328 N/A C:\Windows\system32\taskeng.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 1332 wrote to memory of 328 N/A C:\Windows\system32\taskeng.exe C:\hgoitk\nkorpy\exlwhtih.exe

Processes

C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-2023839052.xlsb

C:\hgoitk\nkorpy\exlwhtih.exe

"C:\hgoitk\nkorpy\exlwhtih.exe"

C:\hgoitk\nkorpy\exlwhtih.exe

C:\hgoitk\nkorpy\exlwhtih.exe /C

C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ipwxibvd /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I ipwxibvd" /SC ONCE /Z /ST 05:10 /ET 05:22

C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\system32\taskeng.exe

taskeng.exe {C39B9578-1D8C-4AA3-9F28-FBFCCBC50B97} S-1-5-18:NT AUTHORITY\System:Service:

C:\hgoitk\nkorpy\exlwhtih.exe

C:\hgoitk\nkorpy\exlwhtih.exe /I ipwxibvd

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 live-now.club udp
N/A 162.213.253.56:443 live-now.club tcp
N/A 8.8.8.8:53 www.download.windowsupdate.com udp
N/A 72.21.81.240:80 www.download.windowsupdate.com tcp

Files

memory/1660-0-0x000007FEF81B0000-0x000007FEF842A000-memory.dmp

\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/1980-3-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/1868-6-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/1868-8-0x00000000024B0000-0x00000000024C1000-memory.dmp

\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/1576-11-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/1324-13-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/1060-15-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/1060-17-0x0000000002620000-0x0000000002631000-memory.dmp

memory/1576-18-0x0000000001D50000-0x0000000001D87000-memory.dmp

memory/1320-19-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Eumqiotxag\gtjwc.dat

MD5 a1b82e02a04e04a8dc537e9ce7a67084
SHA1 a9724d414942637462d894f631de9684d6307027
SHA256 fb140a890f3e0778b518412756211f26767fcfee38aa0e87682702e4869750aa
SHA512 4c42adb3e348ac893194e7e7aad3e20c2560996d1ec48e9973a1d4e45f6e19ebecfd851fae133815614be0a86e06e7d324e435f6e8498b357d6229339b98eb08

memory/328-21-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-29 04:00

Reported

2020-10-29 04:14

Platform

win10v20201028

Max time kernel

136s

Max time network

132s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-2023839052.xlsb"

Signatures

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 use of FindShellTrayWindow

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

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\doc_pack-2023839052.xlsb"

Network

Country Destination Domain Proto
N/A 52.109.12.18:443 tcp
N/A 8.8.8.8:53 live-now.club udp
N/A 162.213.253.56:443 live-now.club tcp

Files

memory/744-0-0x00007FFF6C980000-0x00007FFF6CFB7000-memory.dmp