Analysis Overview
SHA256
964e1ff84b5c231a5176e2e4425d1e8b9186f0b62c02d492505872d48f6dd58b
Threat Level: Known bad
The file 964e1ff84b5c231a5176e2e4425d1e8b9186f0b62c02d492505872d48f6dd58b was found to be: Known bad.
Malicious Activity Summary
Bazar Loader
Process spawned unexpected child process
Bazar/Team9 Loader payload
Blocklisted process makes network request
Loads dropped DLL
Enumerates system info in registry
Suspicious behavior: AddClipboardFormatListener
Checks processor information in registry
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-01-19 03:26
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-01-19 03:26
Reported
2022-01-19 03:28
Platform
win10v2004-en-20220113
Max time kernel
145s
Max time network
151s
Command Line
Signatures
Bazar Loader
Process spawned unexpected 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:\Windows\SYSTEM32\rundll32.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Bazar/Team9 Loader payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\rundll32.exe | N/A |
Loads dropped DLL
| 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\rundll32.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 |
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 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 2120 wrote to memory of 3560 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\rundll32.exe |
| PID 2120 wrote to memory of 3560 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\SYSTEM32\rundll32.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\964e1ff84b5c231a5176e2e4425d1e8b9186f0b62c02d492505872d48f6dd58b.xll"
C:\Windows\SYSTEM32\rundll32.exe
rundll32 C:\Users\Admin\JavaObjectReflectiveI.dll , dopt
Network
| Country | Destination | Domain | Proto |
| UA | 91.201.202.219:443 | tcp |
Files
memory/2120-130-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp
memory/2120-131-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp
memory/2120-132-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp
memory/2120-133-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp
memory/2120-134-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp
memory/2120-137-0x00007FF8B2C80000-0x00007FF8B2C90000-memory.dmp
memory/2120-138-0x00007FF8B2C80000-0x00007FF8B2C90000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\964e1ff84b5c231a5176e2e4425d1e8b9186f0b62c02d492505872d48f6dd58b.xll
| MD5 | f355eb875cebdf6418598393987aba03 |
| SHA1 | 558c007d1f4ae8e10d5216fec28d624f0097d31f |
| SHA256 | 964e1ff84b5c231a5176e2e4425d1e8b9186f0b62c02d492505872d48f6dd58b |
| SHA512 | 232964841b6deabf8fec36b5ccdd98f78a72a8cdda9ddc71fee5d7f4cee742049bd78e6b295c02d111ff1172022be8de8b79d07574ab5028ff22acf45e01644a |
C:\Users\Admin\AppData\Local\Temp\964e1ff84b5c231a5176e2e4425d1e8b9186f0b62c02d492505872d48f6dd58b.xll
| MD5 | f355eb875cebdf6418598393987aba03 |
| SHA1 | 558c007d1f4ae8e10d5216fec28d624f0097d31f |
| SHA256 | 964e1ff84b5c231a5176e2e4425d1e8b9186f0b62c02d492505872d48f6dd58b |
| SHA512 | 232964841b6deabf8fec36b5ccdd98f78a72a8cdda9ddc71fee5d7f4cee742049bd78e6b295c02d111ff1172022be8de8b79d07574ab5028ff22acf45e01644a |
C:\Users\Admin\JavaObjectReflectiveI.dll
| MD5 | afc195496fa4f0d634aa3bef2c09d4aa |
| SHA1 | 8e9975b23e39d4ece0015c15d2ad800d2ab130f5 |
| SHA256 | d92b1ff33dd538867dcdc99518515ada909be944c42eda86ee026a2f13a9f5d1 |
| SHA512 | 226e69c1b1e815f4e7ce217faa1d6e1d8cbdcdab9858a601f36d2196c0e4fa6ca741b1c4f8f51812f655047a92936181ab1cabf1614a555a5882f1c394750cc1 |
C:\Users\Admin\JavaObjectReflectiveI.dll
| MD5 | afc195496fa4f0d634aa3bef2c09d4aa |
| SHA1 | 8e9975b23e39d4ece0015c15d2ad800d2ab130f5 |
| SHA256 | d92b1ff33dd538867dcdc99518515ada909be944c42eda86ee026a2f13a9f5d1 |
| SHA512 | 226e69c1b1e815f4e7ce217faa1d6e1d8cbdcdab9858a601f36d2196c0e4fa6ca741b1c4f8f51812f655047a92936181ab1cabf1614a555a5882f1c394750cc1 |
memory/3560-152-0x0000000180000000-0x000000018003C000-memory.dmp
memory/2120-174-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp
memory/2120-175-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp
memory/2120-176-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp
memory/2120-177-0x00007FF8B5470000-0x00007FF8B5480000-memory.dmp