Analysis Overview
SHA256
5367352d3bf6e369c752291c83f9a196b2335dbe147b10149280292e709b2d82
Threat Level: Known bad
The file doc_pack-347551717.xls was found to be: Known bad.
Malicious Activity Summary
Qakbot/Qbot
Office macro that triggers on suspicious action
Suspicious Office macro
Executes dropped EXE
Loads dropped DLL
Process spawned suspicious child process
Office loads VBA resources, possible macro or embedded object present
Checks processor information in registry
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Creates scheduled task(s)
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2020-10-20 22:25
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2020-10-20 22:25
Reported
2020-10-20 22:35
Platform
win7
Max time kernel
143s
Max time network
152s
Command Line
Signatures
Qakbot/Qbot
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\COsuv\Wegerb\szvMhegn.exe | N/A |
| N/A | N/A | C:\COsuv\Wegerb\szvMhegn.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe | N/A |
| N/A | N/A | C:\COsuv\Wegerb\szvMhegn.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\COsuv\Wegerb\szvMhegn.exe | N/A |
| N/A | N/A | C:\COsuv\Wegerb\szvMhegn.exe | N/A |
Office loads VBA resources, possible macro or embedded object present
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\COsuv\Wegerb\szvMhegn.exe | N/A |
| N/A | N/A | C:\COsuv\Wegerb\szvMhegn.exe | N/A |
| N/A | N/A | C:\COsuv\Wegerb\szvMhegn.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.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:\COsuv\Wegerb\szvMhegn.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Program Files\Microsoft Office\Office14\EXCEL.EXE
"C:\Program Files\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\doc_pack-347551717.xls
C:\COsuv\Wegerb\szvMhegn.exe
"C:\COsuv\Wegerb\szvMhegn.exe"
C:\COsuv\Wegerb\szvMhegn.exe
C:\COsuv\Wegerb\szvMhegn.exe /C
C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn mwlvncby /tr "\"C:\COsuv\Wegerb\szvMhegn.exe\" /I mwlvncby" /SC ONCE /Z /ST 22:31 /ET 22:43
C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe /C
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {8EB085EE-EF9C-4EE6-AC2D-50058F02955C} S-1-5-18:NT AUTHORITY\System:Service:
C:\COsuv\Wegerb\szvMhegn.exe
C:\COsuv\Wegerb\szvMhegn.exe /I mwlvncby
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | blog.vokasidev.com | udp |
| N/A | 68.65.123.245:80 | blog.vokasidev.com | tcp |
Files
memory/1696-2-0x000007FEF6B70000-0x000007FEF6DEA000-memory.dmp
memory/1972-3-0x0000000000000000-mapping.dmp
C:\COsuv\Wegerb\szvMhegn.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
memory/1124-5-0x0000000004CB0000-0x0000000004CB4000-memory.dmp
memory/1124-6-0x0000000006310000-0x0000000006314000-memory.dmp
memory/1124-7-0x0000000002F70000-0x0000000002F71000-memory.dmp
memory/1124-11-0x0000000005130000-0x0000000005134000-memory.dmp
C:\COsuv\Wegerb\szvMhegn.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
memory/920-13-0x0000000000000000-mapping.dmp
C:\COsuv\Wegerb\szvMhegn.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
memory/920-15-0x0000000002560000-0x0000000002571000-memory.dmp
\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
memory/568-18-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
memory/1036-20-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
memory/976-22-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
memory/976-24-0x00000000023B0000-0x00000000023C1000-memory.dmp
memory/568-25-0x00000000004B0000-0x00000000004E7000-memory.dmp
memory/1708-26-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Baeirtamm\yunqdlsa.dat
| MD5 | 7b3918dea04b5f611e697810c44f7611 |
| SHA1 | dd29a5f938a70ed5abf1f27761462b6e2dd1ab4f |
| SHA256 | e39d08d953c9bad06507a2662ecd84cad28641f5f30a7418f3065ef9bdfabfc7 |
| SHA512 | 05166c600ef53de62d33f55f7a0fbb3b4b7e4f4b56991f34020a575b9f9529e04ed6947b7c81a89d3192e7d78734cbd763f9264c2b2e53e2d16fa5f259c3899a |
memory/1140-28-0x0000000000000000-mapping.dmp
C:\COsuv\Wegerb\szvMhegn.exe
| MD5 | cd1d9f1f22120d080cb52057a7d9fb96 |
| SHA1 | d428fda3e1be91a246628fca76f5d0fe8d53e04d |
| SHA256 | 76ca0f3d7cc3c4231e242c4a90ecfd5da244d4df64cfc3c95da1ce321e1c3852 |
| SHA512 | 4613044a3671f11652c338bd1474826c3614152aa04c9118cb2bd643519679948a0eff22d4b33fe732144a24618174d729f099b4b964aa9d505b6a72552c533f |
Analysis: behavioral2
Detonation Overview
Submitted
2020-10-20 22:25
Reported
2020-10-20 22:35
Platform
win10
Max time kernel
136s
Max time network
137s
Command Line
Signatures
Process spawned suspicious child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Checks processor information in registry
| Description | Indicator | Process | Target |
| 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 |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | 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 behavior: EnumeratesProcesses
| 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:\Windows\system32\dwwin.exe | N/A |
| N/A | N/A | C:\Windows\system32\dwwin.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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3832 wrote to memory of 1536 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE |
| PID 3832 wrote to memory of 1536 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE |
| PID 1536 wrote to memory of 1676 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.exe |
| PID 1536 wrote to memory of 1676 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.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-347551717.xls"
C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE
"C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE" -x -s 4476
C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 4476
Network
Files
memory/3832-0-0x00007FFDD5E40000-0x00007FFDD6506000-memory.dmp
memory/1536-3-0x0000000000000000-mapping.dmp
memory/1676-4-0x0000000000000000-mapping.dmp
memory/1676-5-0x00000233F0DE0000-0x00000233F0DE1000-memory.dmp
memory/1676-6-0x00000233F0DE0000-0x00000233F0DE1000-memory.dmp
memory/1676-8-0x00000233F1480000-0x00000233F1481000-memory.dmp
memory/1676-11-0x00000233F17B0000-0x00000233F17B1000-memory.dmp
memory/1676-12-0x00000233F17B0000-0x00000233F17B1000-memory.dmp
memory/1676-13-0x00000233F17B0000-0x00000233F17B1000-memory.dmp