Analysis Overview
SHA256
39c421c4b0ec1581c4ac55c17cbc023738b0524846aec987646ac14e02f1bf9b
Threat Level: Known bad
The file doc_pack-1913466908.xlsb was found to be: Known bad.
Malicious Activity Summary
Qakbot/Qbot
Executes dropped EXE
Loads dropped DLL
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Creates scheduled task(s)
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Modifies Internet Explorer settings
Enumerates system info in registry
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 03:52
Platform
win7v20201028
Max time kernel
149s
Max time network
127s
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\Yamndwvowp\csxoym.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe | N/A |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.exe | N/A |
Loads dropped DLL
| 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:\hgoitk\nkorpy\exlwhtih.exe | N/A |
| N/A | N/A | C:\hgoitk\nkorpy\exlwhtih.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 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-1-5-21-293278959-2699126792-324916226-1000\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\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 |
| 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 |
| 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 (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\MenuExt | 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 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:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.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:\hgoitk\nkorpy\exlwhtih.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.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 |
Suspicious use of WriteProcessMemory
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-1913466908.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\Yamndwvowp\csxoym.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn xtsuhlvmu /tr "\"C:\hgoitk\nkorpy\exlwhtih.exe\" /I xtsuhlvmu" /SC ONCE /Z /ST 04:49 /ET 05:01
C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe /C
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {3F2959BB-776D-4A00-9957-8850E7584CE7} S-1-5-18:NT AUTHORITY\System:Service:
C:\hgoitk\nkorpy\exlwhtih.exe
C:\hgoitk\nkorpy\exlwhtih.exe /I xtsuhlvmu
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | live-now.club | udp |
| N/A | 162.213.253.56:443 | live-now.club | 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/524-0-0x000007FEF79D0000-0x000007FEF7C4A000-memory.dmp
\hgoitk\nkorpy\exlwhtih.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/1880-3-0x0000000000000000-mapping.dmp
C:\hgoitk\nkorpy\exlwhtih.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
\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/360-6-0x0000000000000000-mapping.dmp
C:\hgoitk\nkorpy\exlwhtih.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/360-8-0x0000000002530000-0x0000000002541000-memory.dmp
\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/1760-11-0x0000000000000000-mapping.dmp
\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/1400-13-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/1852-15-0x0000000000000000-mapping.dmp
memory/1852-17-0x00000000024F0000-0x0000000002501000-memory.dmp
memory/1760-18-0x00000000020E0000-0x0000000002117000-memory.dmp
memory/2036-19-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Yamndwvowp\csxoym.dat
| MD5 | 80e22cfd3037f78a15b2fa5a56634f87 |
| SHA1 | d2293c9806f5eea8e6974ae39db6504f274d7812 |
| SHA256 | 04469ba58b8dceba0413ed19d4545b534becb4b366badf8cf8c92cae36799ab4 |
| SHA512 | 2d525390b4008f92384511466d0441b6bc3baaf2912e33d1997920210d6b48abf6961129dd827b755a42a32fa9f3655d8245c78ed9dfd5c68eafec40e926d6f6 |
C:\hgoitk\nkorpy\exlwhtih.exe
| MD5 | e7fb89ff479959bedf84eed00a642f07 |
| SHA1 | fa31fb2d426f237ccd67a78b848b40ee1c001166 |
| SHA256 | 9089e9c57d46d65745dce684b639571617890c5ddabdf049122314cd7b1c7b13 |
| SHA512 | 328f29767511d3f5d61e3d6462282bc7f8919ec02c9cd82c94c25018d9004af773cfe3734a9524dfad9909c7c0147d086dfa52931432241a0fd801ccaceeda6e |
memory/1636-21-0x0000000000000000-mapping.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2020-10-29 03:12
Reported
2020-10-29 03:52
Platform
win10v20201028
Max time kernel
138s
Max time network
128s
Command Line
Signatures
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 |
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 use of FindShellTrayWindow
| 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 |
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 |
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-1913466908.xlsb"
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | live-now.club | udp |
| N/A | 162.213.253.56:443 | live-now.club | tcp |
| N/A | 40.90.137.120:443 | login.live.com | tcp |
Files
memory/1140-0-0x00007FFB54F80000-0x00007FFB555B7000-memory.dmp
memory/1140-1-0x000001D9E1760000-0x000001D9E1764000-memory.dmp