Malware Analysis Report

2024-11-30 13:50

Sample ID 201029-wzm9g887ja
Target doc_pack-1919694960.xlsb
SHA256 d51c16e312634c5142ff94dd5fe77cf403082c34f8dd88f217faaf1391f69125
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

d51c16e312634c5142ff94dd5fe77cf403082c34f8dd88f217faaf1391f69125

Threat Level: Known bad

The file doc_pack-1919694960.xlsb was found to be: Known bad.

Malicious Activity Summary

qakbot tr01 1603793855 banker stealer trojan

Qakbot/Qbot

Executes dropped EXE

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

Checks SCSI registry key(s)

Suspicious behavior: AddClipboardFormatListener

Checks processor information in registry

Suspicious behavior: MapViewOfSection

Enumerates system info in registry

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-29 03:39

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2020-10-29 03:39

Reported

2020-10-29 03:57

Platform

win7v20201028

Max time kernel

63s

Max time network

60s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-1919694960.xlsb

Signatures

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
Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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-1-5-21-3825035466-2522850611-591511364-1000\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
Set value (int) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes" C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Internet Explorer\MenuExt C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\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

Suspicious behavior: AddClipboardFormatListener

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

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-1919694960.xlsb

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 missglamourcosmeticos.com.br udp
N/A 108.179.252.19:443 missglamourcosmeticos.com.br tcp
N/A 108.179.252.19:443 missglamourcosmeticos.com.br tcp
N/A 108.179.252.19:443 missglamourcosmeticos.com.br tcp
N/A 108.179.252.19:443 missglamourcosmeticos.com.br tcp

Files

memory/1964-0-0x000007FEF6110000-0x000007FEF638A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-29 03:39

Reported

2020-10-29 03:57

Platform

win10v20201028

Max time kernel

149s

Max time network

131s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-1919694960.xlsb"

Signatures

Qakbot/Qbot

trojan banker stealer qakbot

Checks SCSI registry key(s)

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc C:\hgoitk\nkorpy\exlwhtih.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service C:\hgoitk\nkorpy\exlwhtih.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc C:\hgoitk\nkorpy\exlwhtih.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\Service C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000 C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000 C:\hgoitk\nkorpy\exlwhtih.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000 C:\hgoitk\nkorpy\exlwhtih.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service C:\hgoitk\nkorpy\exlwhtih.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CDROM&VEN_SANU&PROD_SANU_DVD-ROM\4&37CE57BA&0&010000 C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\CdRom&Ven_Sanu&Prod_Sanu_DVD-ROM\4&37ce57ba&0&010000\DeviceDesc C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\Service C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe N/A

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

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\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: MapViewOfSection

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 576 wrote to memory of 2704 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 576 wrote to memory of 2704 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 576 wrote to memory of 2704 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 2704 wrote to memory of 1524 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 2704 wrote to memory of 1524 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 2704 wrote to memory of 1524 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 2704 wrote to memory of 1352 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
PID 2704 wrote to memory of 1352 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
PID 2704 wrote to memory of 1352 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
PID 2704 wrote to memory of 3244 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 2704 wrote to memory of 3244 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 2704 wrote to memory of 3244 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 1352 wrote to memory of 3568 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
PID 1352 wrote to memory of 3568 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
PID 1352 wrote to memory of 3568 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe
PID 1352 wrote to memory of 3500 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe C:\Windows\SysWOW64\explorer.exe
PID 1352 wrote to memory of 3500 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe C:\Windows\SysWOW64\explorer.exe
PID 1352 wrote to memory of 3500 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe C:\Windows\SysWOW64\explorer.exe
PID 1352 wrote to memory of 3500 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe C:\Windows\SysWOW64\explorer.exe

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-1919694960.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\Aepnp\bqvagf.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xksbrpk /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I xksbrpk" /SC ONCE /Z /ST 04:54 /ET 05:06

C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\hgoitk\nkorpy\exlwhtih.exe

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

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 missglamourcosmeticos.com.br udp
N/A 108.179.252.19:443 missglamourcosmeticos.com.br tcp

Files

memory/576-0-0x00007FFC34510000-0x00007FFC34B47000-memory.dmp

memory/2704-1-0x0000000000000000-mapping.dmp

C:\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/1524-4-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/1524-6-0x0000000002700000-0x0000000002701000-memory.dmp

memory/1352-7-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/3244-10-0x0000000000000000-mapping.dmp

memory/3568-11-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/3568-13-0x0000000002760000-0x0000000002761000-memory.dmp

memory/1352-14-0x0000000000920000-0x0000000000957000-memory.dmp

memory/3500-15-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Aepnp\bqvagf.dat

MD5 161a68fb98fc83b987bb70e0789a1c66
SHA1 f55eb283aa4586a908f489086135abfdb06493d3
SHA256 e6effa36c1bfbf51ad5819ccee48e4347fb48a24c14fe15f5710dc8e85f63bc5
SHA512 f5512040c2456eb226b2802cc1fff4e5ddb399b94b6e7d6a3963a78178705ec26a51e2fda9fae8e0aaa1614e5b1b9d83f4ce6171c7747d83b55ce1c1e95457c6

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

\??\PIPE\wkssvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e