Malware Analysis Report

2024-11-30 13:40

Sample ID 201029-4g56lf49ta
Target doc_pack-247922888.xlsb
SHA256 21ee54279de278e23f355449fc5074b78f5a05b190d5e87598994e61852de6e7
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

21ee54279de278e23f355449fc5074b78f5a05b190d5e87598994e61852de6e7

Threat Level: Known bad

The file doc_pack-247922888.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

Suspicious behavior: AddClipboardFormatListener

Checks processor information in registry

Creates scheduled task(s)

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Modifies Internet Explorer settings

Suspicious use of SetWindowsHookEx

Checks SCSI registry key(s)

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-29 05:01

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2020-10-29 05:01

Reported

2020-10-29 05:06

Platform

win7v20201028

Max time kernel

63s

Max time network

48s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-247922888.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
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
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
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\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-1-5-21-3825035466-2522850611-591511364-1000\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
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
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

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-247922888.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/1740-0-0x000007FEF5E90000-0x000007FEF610A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-29 05:01

Reported

2020-10-29 05:06

Platform

win10v20201028

Max time kernel

146s

Max time network

135s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-247922888.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\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\Zonmuhecedo\xifgnld.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\Zonmuhecedo\xifgnld.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\Zonmuhecedo\xifgnld.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\Zonmuhecedo\xifgnld.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\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\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\DeviceDesc C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.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\Zonmuhecedo\xifgnld.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\Zonmuhecedo\xifgnld.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2484 wrote to memory of 3532 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 2484 wrote to memory of 3532 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 2484 wrote to memory of 3532 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 3532 wrote to memory of 976 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 3532 wrote to memory of 976 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 3532 wrote to memory of 976 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 3532 wrote to memory of 2796 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe
PID 3532 wrote to memory of 2796 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe
PID 3532 wrote to memory of 2796 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe
PID 3532 wrote to memory of 3508 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 3532 wrote to memory of 3508 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 3532 wrote to memory of 3508 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 2796 wrote to memory of 3692 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe
PID 2796 wrote to memory of 3692 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe
PID 2796 wrote to memory of 3692 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe
PID 2796 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe C:\Windows\SysWOW64\explorer.exe
PID 2796 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe C:\Windows\SysWOW64\explorer.exe
PID 2796 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe C:\Windows\SysWOW64\explorer.exe
PID 2796 wrote to memory of 3904 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.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-247922888.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\Zonmuhecedo\xifgnld.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn yypqlnerrs /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I yypqlnerrs" /SC ONCE /Z /ST 06:10 /ET 06:22

C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\hgoitk\nkorpy\exlwhtih.exe

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

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 8.248.3.254:80 tcp

Files

memory/2484-0-0x00007FF8032B0000-0x00007FF8038E7000-memory.dmp

memory/3532-1-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 dc74418cb12da976f9e2c67d4905ae78
SHA1 b73854012dfe7db44b6ceb6bf4a706aebcddab42
SHA256 573c470f4ab4e300303c820021682ec3312b3a92d1c462cd3af0711a20fa203a
SHA512 2de382f2c236cae8250c1e683a34ff5cd7e8e94f95ab02d023db8fdb4ff9dca31558a0d93adef673daa0bd60774c23c74bd804847f43e549fffcbbd214be8fc8

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 dc74418cb12da976f9e2c67d4905ae78
SHA1 b73854012dfe7db44b6ceb6bf4a706aebcddab42
SHA256 573c470f4ab4e300303c820021682ec3312b3a92d1c462cd3af0711a20fa203a
SHA512 2de382f2c236cae8250c1e683a34ff5cd7e8e94f95ab02d023db8fdb4ff9dca31558a0d93adef673daa0bd60774c23c74bd804847f43e549fffcbbd214be8fc8

memory/976-4-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 dc74418cb12da976f9e2c67d4905ae78
SHA1 b73854012dfe7db44b6ceb6bf4a706aebcddab42
SHA256 573c470f4ab4e300303c820021682ec3312b3a92d1c462cd3af0711a20fa203a
SHA512 2de382f2c236cae8250c1e683a34ff5cd7e8e94f95ab02d023db8fdb4ff9dca31558a0d93adef673daa0bd60774c23c74bd804847f43e549fffcbbd214be8fc8

memory/976-6-0x00000000027A0000-0x00000000027A1000-memory.dmp

memory/2796-7-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe

MD5 dc74418cb12da976f9e2c67d4905ae78
SHA1 b73854012dfe7db44b6ceb6bf4a706aebcddab42
SHA256 573c470f4ab4e300303c820021682ec3312b3a92d1c462cd3af0711a20fa203a
SHA512 2de382f2c236cae8250c1e683a34ff5cd7e8e94f95ab02d023db8fdb4ff9dca31558a0d93adef673daa0bd60774c23c74bd804847f43e549fffcbbd214be8fc8

C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe

MD5 dc74418cb12da976f9e2c67d4905ae78
SHA1 b73854012dfe7db44b6ceb6bf4a706aebcddab42
SHA256 573c470f4ab4e300303c820021682ec3312b3a92d1c462cd3af0711a20fa203a
SHA512 2de382f2c236cae8250c1e683a34ff5cd7e8e94f95ab02d023db8fdb4ff9dca31558a0d93adef673daa0bd60774c23c74bd804847f43e549fffcbbd214be8fc8

memory/3508-10-0x0000000000000000-mapping.dmp

memory/3692-11-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.exe

MD5 dc74418cb12da976f9e2c67d4905ae78
SHA1 b73854012dfe7db44b6ceb6bf4a706aebcddab42
SHA256 573c470f4ab4e300303c820021682ec3312b3a92d1c462cd3af0711a20fa203a
SHA512 2de382f2c236cae8250c1e683a34ff5cd7e8e94f95ab02d023db8fdb4ff9dca31558a0d93adef673daa0bd60774c23c74bd804847f43e549fffcbbd214be8fc8

memory/3692-13-0x00000000026F0000-0x00000000026F1000-memory.dmp

memory/2796-14-0x0000000000930000-0x0000000000967000-memory.dmp

memory/3904-15-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Zonmuhecedo\xifgnld.dat

MD5 800fae581dd6c0b912185af6ccacaa59
SHA1 4b1988b02553877e8ddc1a52788def20ae322668
SHA256 f65114cb773e8969ac47cc4a472a302ed0ecd0b7e67967880255cf3f645b0d3f
SHA512 63306fbab067d04a6f987b35d0cc45606441e8bdb0a963b3c9ddcd2f9b827100a2e7e5b26f43077b0d9a74a314da848546bf2fecf5531294729d388b294252dc

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 dc74418cb12da976f9e2c67d4905ae78
SHA1 b73854012dfe7db44b6ceb6bf4a706aebcddab42
SHA256 573c470f4ab4e300303c820021682ec3312b3a92d1c462cd3af0711a20fa203a
SHA512 2de382f2c236cae8250c1e683a34ff5cd7e8e94f95ab02d023db8fdb4ff9dca31558a0d93adef673daa0bd60774c23c74bd804847f43e549fffcbbd214be8fc8

\??\PIPE\wkssvc

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e