Analysis Overview
SHA256
d736dbb3d75cc47fb9652bf97a8d7a3a07157b19d32cd49521b84a513291b64a
Threat Level: Known bad
The file doc_pack-1903558219.xlsb was found to be: Known bad.
Malicious Activity Summary
Qakbot/Qbot
Executes dropped EXE
Checks SCSI registry key(s)
Checks processor information in registry
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Suspicious use of SetWindowsHookEx
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Modifies Internet Explorer settings
Suspicious behavior: AddClipboardFormatListener
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2020-10-29 03:12
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2020-10-29 03:12
Reported
2020-10-29 03:50
Platform
win7v20201028
Max time kernel
143s
Max time network
148s
Command Line
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
| Description | Indicator | Process | Target |
| 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\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\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 | 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\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 |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| 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-1903558219.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 | 67.27.154.254:80 | www.download.windowsupdate.com | tcp |
Files
memory/1128-0-0x000007FEF8040000-0x000007FEF82BA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2020-10-29 03:12
Reported
2020-10-29 03:50
Platform
win10v20201028
Max time kernel
134s
Max time network
137s
Command Line
Signatures
Qakbot/Qbot
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
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 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\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\DeviceDesc | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.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\Bfyfqypb\gueuiw.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\Bfyfqypb\gueuiw.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\Bfyfqypb\gueuiw.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 opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\DISK&VEN_&PROD_HEARTDISK\4&37CE57BA&0&000000 | 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\Bfyfqypb\gueuiw.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\Bfyfqypb\gueuiw.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)
| 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\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 |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | 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: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\explorer.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe | N/A |
Suspicious use of SetWindowsHookEx
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
| 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 |
Suspicious use of WriteProcessMemory
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-1903558219.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\Bfyfqypb\gueuiw.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn ysihjod /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I ysihjod" /SC ONCE /Z /ST 04:47 /ET 04:59
C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.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/3636-0-0x00007FF8E8EC0000-0x00007FF8E94F7000-memory.dmp
memory/1268-1-0x0000000000000000-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/3336-4-0x0000000000000000-mapping.dmp
C:\hgoitk\nkorpy\exlwhtih.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/3336-6-0x0000000002830000-0x0000000002831000-memory.dmp
memory/3464-7-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/1308-10-0x0000000000000000-mapping.dmp
memory/3916-11-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/3916-13-0x0000000002750000-0x0000000002751000-memory.dmp
memory/3464-14-0x0000000000560000-0x0000000000597000-memory.dmp
memory/1296-15-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Bfyfqypb\gueuiw.dat
| MD5 | fbdc4df6e86bda3d6c48d08000b948e1 |
| SHA1 | e104350e2a6459fc1fba12998f378bdde49bd17a |
| SHA256 | bc3c598fbc16cf5d0cf55ad594ab7869cb0b0df7194d8f27f7e9c73a815a1f7f |
| SHA512 | 8fbb947c51615c06ee815e3e2198bd24895868eba4b5b226d0156c8b9bfeb88f103768b0fc1095ff969d48e6b205334b9cf5890eecee7fd3d819c572077cf4f9 |