Analysis Overview
SHA256
a2bfd3099968176c46a2cec6799f558712513789238809e85b90fe9085f83a67
Threat Level: Known bad
The file document-1148958004.xls was found to be: Known bad.
Malicious Activity Summary
Qakbot/Qbot
Executes dropped EXE
Suspicious Office macro
Office macro that triggers on suspicious action
Loads dropped DLL
Process spawned suspicious child process
Office loads VBA resources, possible macro or embedded object present
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: MapViewOfSection
Checks processor information in registry
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2020-10-19 22:57
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
2020-10-19 22:57
Reported
2020-10-19 23:01
Platform
win7v200722
Max time kernel
133s
Max time network
30s
Command Line
Signatures
Qakbot/Qbot
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\WErtu\Reterd\szvmhegu.exe | N/A |
| N/A | N/A | C:\WErtu\Reterd\szvmhegu.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe | N/A |
| N/A | N/A | C:\WErtu\Reterd\szvmhegu.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\WErtu\Reterd\szvmhegu.exe | N/A |
| N/A | N/A | C:\WErtu\Reterd\szvmhegu.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:\WErtu\Reterd\szvmhegu.exe | N/A |
| N/A | N/A | C:\WErtu\Reterd\szvmhegu.exe | N/A |
| N/A | N/A | C:\WErtu\Reterd\szvmhegu.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.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:\WErtu\Reterd\szvmhegu.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.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\document-1148958004.xls
C:\WErtu\Reterd\szvmhegu.exe
"C:\WErtu\Reterd\szvmhegu.exe"
C:\WErtu\Reterd\szvmhegu.exe
C:\WErtu\Reterd\szvmhegu.exe /C
C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn szthdioth /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I szthdioth" /SC ONCE /Z /ST 01:05 /ET 01:17
C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe /C
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {DAFA4637-4750-464B-A9E6-DF315B926111} S-1-5-18:NT AUTHORITY\System:Service:
C:\WErtu\Reterd\szvmhegu.exe
C:\WErtu\Reterd\szvmhegu.exe /I szthdioth
Network
| Country | Destination | Domain | Proto |
| N/A | 8.8.8.8:53 | www.notamuzikaletleri.com | udp |
| N/A | 176.53.8.231:443 | www.notamuzikaletleri.com | tcp |
Files
memory/1968-1-0x000007FEF7CD0000-0x000007FEF7F4A000-memory.dmp
memory/2032-2-0x0000000000000000-mapping.dmp
C:\WErtu\Reterd\szvmhegu.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
memory/1680-4-0x0000000006F10000-0x0000000006F14000-memory.dmp
memory/1680-5-0x0000000005F10000-0x0000000005F14000-memory.dmp
memory/1680-8-0x0000000004BC0000-0x0000000004BC4000-memory.dmp
C:\WErtu\Reterd\szvmhegu.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
memory/1128-10-0x0000000000000000-mapping.dmp
C:\WErtu\Reterd\szvmhegu.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
memory/1128-12-0x0000000002480000-0x0000000002491000-memory.dmp
\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
memory/780-15-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
memory/544-17-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
memory/1052-19-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
memory/1052-21-0x0000000002570000-0x0000000002581000-memory.dmp
memory/780-22-0x00000000003C0000-0x00000000003F7000-memory.dmp
memory/1448-23-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Ewcgsawt\ueflaiw.dat
| MD5 | 8718c1bb91c653fd9c38da3c5e313137 |
| SHA1 | 214c69baca1b6dc21b55a40f595c50eaf911b870 |
| SHA256 | 6495a80addd95bf58876a9de251967d8225a54905879c565305f3d6e795a64dd |
| SHA512 | e228d0456d65a898a3b8505a16c7d462abdbb8a771fd1e1101730560b277afd0157dcbc9d41b9259ed10281561e28ae366fa8496fe23b8147820d652f3d1f738 |
memory/1948-25-0x0000000000000000-mapping.dmp
C:\WErtu\Reterd\szvmhegu.exe
| MD5 | d6fc3c7b2c6846ef8f4808a1076203b8 |
| SHA1 | b3c9c1a74616f00b212a7fa8159ee93e29d3f5b9 |
| SHA256 | c0b98e6c6da8a393b6163c3100ccf227b40bde4c0e0fa104ec74914830c180de |
| SHA512 | 91c955cfde42dea1b850de37945b29aee87a54f352533b661cdebc5ad261896682d313e7a7834d22b58983d0deef92f77f08ea9ba7a9252a94a070decf211c5c |
Analysis: behavioral2
Detonation Overview
Submitted
2020-10-19 22:57
Reported
2020-10-19 23:01
Platform
win10v200722
Max time kernel
84s
Max time network
145s
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 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 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 416 wrote to memory of 3752 | 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 416 wrote to memory of 3752 | 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 3752 wrote to memory of 3572 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.exe |
| PID 3752 wrote to memory of 3572 | 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\document-1148958004.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 4588
C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 4588
Network
Files
memory/416-0-0x00007FFE34CA0000-0x00007FFE35366000-memory.dmp
memory/3752-3-0x0000000000000000-mapping.dmp
memory/3572-4-0x0000000000000000-mapping.dmp
memory/3572-5-0x000001C581A20000-0x000001C581A21000-memory.dmp
memory/3572-6-0x000001C581A20000-0x000001C581A21000-memory.dmp
memory/3572-7-0x000001C581A20000-0x000001C581A21000-memory.dmp
memory/3572-9-0x000001C5821F0000-0x000001C5821F1000-memory.dmp
memory/3572-12-0x000001C5825F0000-0x000001C5825F1000-memory.dmp
memory/3572-14-0x000001C5825F0000-0x000001C5825F1000-memory.dmp
memory/3572-16-0x000001C5825F0000-0x000001C5825F1000-memory.dmp
memory/3572-18-0x000001C582560000-0x000001C582561000-memory.dmp
memory/3572-19-0x000001C582560000-0x000001C582561000-memory.dmp
memory/3572-20-0x000001C582560000-0x000001C582561000-memory.dmp