Analysis Overview
SHA256
f8b3354c0d9adf0a12580cb577da7bef680b64c3c5f9053d368b59af8dd909fa
Threat Level: Known bad
The file document-1426589057.xls was found to be: Known bad.
Malicious Activity Summary
Qakbot/Qbot
Executes dropped EXE
Office macro that triggers on suspicious action
Suspicious Office macro
Loads dropped DLL
Process spawned suspicious child process
Office loads VBA resources, possible macro or embedded object present
Suspicious behavior: MapViewOfSection
Creates scheduled task(s)
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Enumerates system info in registry
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2020-10-19 23:32
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 23:32
Reported
2020-10-19 23:35
Platform
win7
Max time kernel
100s
Max time network
11s
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\Pwvxk\ldwyg.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.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\Pwvxk\ldwyg.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.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\Pwvxk\ldwyg.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-1426589057.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\Pwvxk\ldwyg.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn lhwgmicuxj /tr "\"C:\WErtu\Reterd\szvmhegu.exe\" /I lhwgmicuxj" /SC ONCE /Z /ST 23:38 /ET 23:50
C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe /C
C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
C:\Windows\system32\taskeng.exe
taskeng.exe {88748DE9-4C9A-474C-BC85-F2ECBC551B9C} S-1-5-18:NT AUTHORITY\System:Service:
C:\WErtu\Reterd\szvmhegu.exe
C:\WErtu\Reterd\szvmhegu.exe /I lhwgmicuxj
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/1904-2-0x000007FEF7C50000-0x000007FEF7ECA000-memory.dmp
memory/456-3-0x0000000000000000-mapping.dmp
C:\WErtu\Reterd\szvmhegu.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
memory/1204-5-0x0000000006F70000-0x0000000006F74000-memory.dmp
memory/1204-6-0x0000000005F70000-0x0000000005F74000-memory.dmp
memory/1204-9-0x0000000004B70000-0x0000000004B74000-memory.dmp
C:\WErtu\Reterd\szvmhegu.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
memory/368-11-0x0000000000000000-mapping.dmp
C:\WErtu\Reterd\szvmhegu.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
memory/368-13-0x00000000024E0000-0x00000000024F1000-memory.dmp
\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
memory/1152-16-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
memory/1320-18-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
memory/1444-20-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
memory/1444-22-0x0000000002490000-0x00000000024A1000-memory.dmp
memory/1152-23-0x00000000003C0000-0x00000000003F7000-memory.dmp
memory/824-24-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Pwvxk\ldwyg.dat
| MD5 | 74804f95f5fb4e9264fa80fe8e828d55 |
| SHA1 | 856d88babb254aa41f9481fce5e5ecd878e2ad1c |
| SHA256 | ff259f0ecdaf4ef1a70e3a6efe0f68555b319af2ce48f91040aeef6b7a109e9b |
| SHA512 | 972e14a4ef390d71c57bc24c81d194abc152f1c97aeeb3ba004bfd8c2b850103cf4c4f5110ebc1af62df0e3b6ccf94eb8e99ae8568c9882654847b0003980f45 |
memory/1056-26-0x0000000000000000-mapping.dmp
C:\WErtu\Reterd\szvmhegu.exe
| MD5 | 175a22f1afaae79ae9de6c86a4a7ce4f |
| SHA1 | d8521074406f97fe8d2a46646f8dd0acc519ef19 |
| SHA256 | 2f5b35d9e4e6e1ed0537cc36657c6494f67fde18b32811120a183cb3094a5bdd |
| SHA512 | 47cfdff170d6e2b1684654a3390eb167f3a172d790c75a642ffaa7150cef20103905f075bb6291cce1b6560e8c40a7aaf211ba1bcf38f96e9fc811d18c511200 |
Analysis: behavioral2
Detonation Overview
Submitted
2020-10-19 23:32
Reported
2020-10-19 23:35
Platform
win10v200722
Max time kernel
91s
Max time network
151s
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\~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 |
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 3056 wrote to memory of 3756 | 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 3056 wrote to memory of 3756 | 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 3756 wrote to memory of 3544 | N/A | C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\DW\DW20.EXE | C:\Windows\system32\dwwin.exe |
| PID 3756 wrote to memory of 3544 | 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-1426589057.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 4584
C:\Windows\system32\dwwin.exe
C:\Windows\system32\dwwin.exe -x -s 4584
Network
Files
memory/3056-0-0x00007FFFE4E50000-0x00007FFFE5516000-memory.dmp
memory/3756-4-0x0000000000000000-mapping.dmp
memory/3544-5-0x0000000000000000-mapping.dmp
memory/3544-6-0x000002A483160000-0x000002A483161000-memory.dmp
memory/3544-7-0x000002A483160000-0x000002A483161000-memory.dmp
memory/3544-9-0x000002A4837C0000-0x000002A4837C1000-memory.dmp
memory/3544-12-0x000002A483AF0000-0x000002A483AF1000-memory.dmp
memory/3544-13-0x000002A483AF0000-0x000002A483AF1000-memory.dmp
memory/3544-14-0x000002A483AF0000-0x000002A483AF1000-memory.dmp