Malware Analysis Report

2024-11-30 13:45

Sample ID 201029-dn69pp5qmn
Target doc_pack-2049217457.xlsb
SHA256 0593b56f4f51f2add80c310621f10459157a44b600c8c20ff93c6d262c8371ba
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0593b56f4f51f2add80c310621f10459157a44b600c8c20ff93c6d262c8371ba

Threat Level: Known bad

The file doc_pack-2049217457.xlsb was found to be: Known bad.

Malicious Activity Summary

qakbot tr01 1603793855 banker stealer trojan

Qakbot/Qbot

Executes dropped EXE

Suspicious behavior: AddClipboardFormatListener

Suspicious behavior: MapViewOfSection

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

Checks processor information in registry

Creates scheduled task(s)

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Modifies Internet Explorer settings

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2020-10-29 04:29

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2020-10-29 04:29

Reported

2020-10-29 04:33

Platform

win10v20201028

Max time kernel

145s

Max time network

141s

Command Line

"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\doc_pack-2049217457.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 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 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\Ejyneym\duaquox.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\Ejyneym\duaquox.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\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\Ejyneym\duaquox.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\Ejyneym\duaquox.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\Ejyneym\duaquox.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\Ejyneym\duaquox.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 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\Ejyneym\duaquox.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4052 wrote to memory of 4048 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 4052 wrote to memory of 4048 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 4052 wrote to memory of 4048 N/A C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE C:\hgoitk\nkorpy\exlwhtih.exe
PID 4048 wrote to memory of 3744 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 4048 wrote to memory of 3744 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 4048 wrote to memory of 3744 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\hgoitk\nkorpy\exlwhtih.exe
PID 4048 wrote to memory of 1320 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe
PID 4048 wrote to memory of 1320 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe
PID 4048 wrote to memory of 1320 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe
PID 4048 wrote to memory of 2072 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 4048 wrote to memory of 2072 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 4048 wrote to memory of 2072 N/A C:\hgoitk\nkorpy\exlwhtih.exe C:\Windows\SysWOW64\schtasks.exe
PID 1320 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe
PID 1320 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe
PID 1320 wrote to memory of 3848 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe
PID 1320 wrote to memory of 1544 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe C:\Windows\SysWOW64\explorer.exe
PID 1320 wrote to memory of 1544 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe C:\Windows\SysWOW64\explorer.exe
PID 1320 wrote to memory of 1544 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe C:\Windows\SysWOW64\explorer.exe
PID 1320 wrote to memory of 1544 N/A C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.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-2049217457.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\Ejyneym\duaquox.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn urdfnhu /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I urdfnhu" /SC ONCE /Z /ST 05:30 /ET 05:42

C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe

C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe /C

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 mindsup.in udp
N/A 166.62.28.128:443 mindsup.in tcp

Files

memory/4052-0-0x00007FFE2FA80000-0x00007FFE300B7000-memory.dmp

memory/4048-1-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/3744-4-0x0000000000000000-mapping.dmp

C:\hgoitk\nkorpy\exlwhtih.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/3744-6-0x0000000002730000-0x0000000002731000-memory.dmp

memory/1320-7-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/2072-10-0x0000000000000000-mapping.dmp

memory/3848-11-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.exe

MD5 96967658deb7d88da248e077dc383eca
SHA1 475c6525bf12dc043e8e20fac9b73b5e5c43165b
SHA256 926a329dedbfa54478aae338e79e8c6861e345084173b2bd54d677ba73ce4342
SHA512 542781099dc56c2cc7c685e87c3962cd65405a5b2e3ec24655e26f9156b2fdbebfd8f550d959b08bfb044cfd49e8bfcff6b3ccef891257177a71dafe7750cba2

memory/3848-13-0x0000000002760000-0x0000000002761000-memory.dmp

memory/1320-14-0x0000000000760000-0x0000000000797000-memory.dmp

memory/1544-15-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Ejyneym\duaquox.dat

MD5 a025362cb57feccb957c7ed551ad4b3b
SHA1 72f120d0b4093e788e30f771fb7d6e1f1b96b112
SHA256 06f2ec1363b89167728521e653a8fb21c94efc80821703351247ce1bcd98c418
SHA512 d52659a21992e0d7b0900f6f0e9769898543da54ee176f908177664396aa94ff341ee07b2569900d055cd2862cb8537fa9d8c213fff0d84735b3de362e6e85ab

Analysis: behavioral1

Detonation Overview

Submitted

2020-10-29 04:29

Reported

2020-10-29 04:33

Platform

win7v20201028

Max time kernel

71s

Max time network

79s

Command Line

"C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-2049217457.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-1-5-21-293278959-2699126792-324916226-1000\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-1-5-21-293278959-2699126792-324916226-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE N/A
Set value (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
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\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
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
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 (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

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-2049217457.xlsb

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 mindsup.in udp
N/A 166.62.28.128:443 mindsup.in tcp
N/A 8.8.8.8:53 www.download.windowsupdate.com udp
N/A 205.185.216.42:80 www.download.windowsupdate.com tcp

Files

memory/740-0-0x0000000001F70000-0x0000000001F71000-memory.dmp

memory/740-4-0x0000000001F70000-0x0000000001F71000-memory.dmp

memory/740-2-0x0000000001F70000-0x0000000001F71000-memory.dmp

memory/1348-5-0x000007FEF7300000-0x000007FEF757A000-memory.dmp