Malware Analysis Report

2024-11-30 13:51

Sample ID 201029-vq3y3cn1tx
Target doc_pack-1909340922.xlsb
SHA256 049c942f0ae2c7a22cba21e4c85d904234af45dd88b5a5c0efdbd5d09b86c49a
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

049c942f0ae2c7a22cba21e4c85d904234af45dd88b5a5c0efdbd5d09b86c49a

Threat Level: Known bad

The file doc_pack-1909340922.xlsb was found to be: Known bad.

Malicious Activity Summary

qakbot tr01 1603793855 banker stealer trojan

Qakbot/Qbot

Executes dropped EXE

Enumerates system info in registry

Checks SCSI registry key(s)

Creates scheduled task(s)

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Checks processor information in registry

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

Suspicious behavior: AddClipboardFormatListener

Suspicious use of SetWindowsHookEx

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 03:56

Platform

win7v20201028

Max time kernel

68s

Max time network

25s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-1909340922.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 (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
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 (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
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
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 (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

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-1909340922.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/1968-0-0x000007FEF7900000-0x000007FEF7B7A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-29 03:39

Reported

2020-10-29 03:56

Platform

win10v20201028

Max time kernel

141s

Max time network

139s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-1909340922.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\Service 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\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000 C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.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\Arkiywfyth\uskusyhn.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\Arkiywfyth\uskusyhn.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 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\Disk&Ven_&Prod_HeartDisk\4&37ce57ba&0&000000\DeviceDesc 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\Arkiywfyth\uskusyhn.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\Arkiywfyth\uskusyhn.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\Arkiywfyth\uskusyhn.exe N/A

Checks processor information in registry

Description Indicator Process Target
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
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 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 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: MapViewOfSection

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 648 wrote to memory of 3948 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 648 wrote to memory of 3948 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 648 wrote to memory of 3948 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 3948 wrote to memory of 3704 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 3948 wrote to memory of 3704 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 3948 wrote to memory of 3704 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 3948 wrote to memory of 2164 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe
PID 3948 wrote to memory of 2164 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe
PID 3948 wrote to memory of 2164 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe
PID 3948 wrote to memory of 2248 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 3948 wrote to memory of 2248 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 3948 wrote to memory of 2248 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 2164 wrote to memory of 3872 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe
PID 2164 wrote to memory of 3872 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe
PID 2164 wrote to memory of 3872 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe
PID 2164 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe C:\Windows\SysWOW64\explorer.exe
PID 2164 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe C:\Windows\SysWOW64\explorer.exe
PID 2164 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe C:\Windows\SysWOW64\explorer.exe
PID 2164 wrote to memory of 3148 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.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-1909340922.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\Arkiywfyth\uskusyhn.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn tnkvdyx /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I tnkvdyx" /SC ONCE /Z /ST 05:00 /ET 05:12

C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

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/648-0-0x00007FF91E6F0000-0x00007FF91ED27000-memory.dmp

memory/3948-1-0x0000000000000000-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/3704-4-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/3704-6-0x00000000026D0000-0x00000000026D1000-memory.dmp

memory/2164-7-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/2248-10-0x0000000000000000-mapping.dmp

memory/3872-11-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.exe

MD5 e7fb89ff479959bedf84eed00a642f07
SHA1 fa31fb2d426f237ccd67a78b848b40ee1c001166
SHA256 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13
SHA512 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e

memory/3872-13-0x00000000026B0000-0x00000000026B1000-memory.dmp

memory/2164-14-0x0000000000980000-0x00000000009B7000-memory.dmp

memory/3148-15-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Arkiywfyth\uskusyhn.dat

MD5 d8ae0d44caab6a45521b2b5c472f5c47
SHA1 568ef014c08111121d9bd7635fd2aaaa1c95b53f
SHA256 2e0f9c04daf5a1c3cc4541a00e71beb0d146907da067e3edd466e9548f28b281
SHA512 350a6d9dd2083ab07800b9d73b2396fd8b402f2ac8b9673d0a2efb11c8c4dd99d03ab5ffe1e9b010de099bb33ebebd071d22f4bccbea2822c51c958b1658d690