Analysis Overview
SHA256
0b230b83c0b4af6e13ad837c35121d0827f5a243855a5d8a80e299b9c91ad5ae
Threat Level: Likely malicious
The file 0b230b83c0b4af6e13ad837c35121d0827f5a243855a5d8a80e299b9c91ad5ae.unknown was found to be: Likely malicious.
Malicious Activity Summary
Office macro that triggers on suspicious action
Enumerates physical storage devices
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-28 01:01
Signatures
Office macro that triggers on suspicious action
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-28 01:01
Reported
2024-05-28 01:04
Platform
win7-20240215-en
Max time kernel
117s
Max time network
119s
Command Line
Signatures
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\unknown_auto_file\ | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.unknown | C:\Windows\system32\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\unknown_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\"" | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\unknown_auto_file\shell\Read | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\unknown_auto_file\shell | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\unknown_auto_file\shell\Read\command | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\unknown_auto_file | C:\Windows\system32\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.unknown\ = "unknown_auto_file" | C:\Windows\system32\rundll32.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2204 wrote to memory of 2648 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 2204 wrote to memory of 2648 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 2204 wrote to memory of 2648 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 2648 wrote to memory of 2456 | N/A | C:\Windows\system32\rundll32.exe | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe |
| PID 2648 wrote to memory of 2456 | N/A | C:\Windows\system32\rundll32.exe | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe |
| PID 2648 wrote to memory of 2456 | N/A | C:\Windows\system32\rundll32.exe | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe |
| PID 2648 wrote to memory of 2456 | N/A | C:\Windows\system32\rundll32.exe | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe |
Processes
C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\0b230b83c0b4af6e13ad837c35121d0827f5a243855a5d8a80e299b9c91ad5ae.unknown
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\0b230b83c0b4af6e13ad837c35121d0827f5a243855a5d8a80e299b9c91ad5ae.unknown
C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\0b230b83c0b4af6e13ad837c35121d0827f5a243855a5d8a80e299b9c91ad5ae.unknown"
Network
Files
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
| MD5 | 5075c8507926004c32941e773b839de4 |
| SHA1 | 63060ab6b718655fde606e25aa438fe9ef67cf64 |
| SHA256 | 18390b7c778620c9869573192ea8b3ad6eeb933c55d4a25fae67e1c5ee5c59b0 |
| SHA512 | 380ffd0a6f4cfd8e4b44ea353ce36c37ecb54534682ae9f7784fde2f3b1e6748a5de8423eb38fc5b6fa07889e569ec53f7fc3261333c092a9fde8709af498a09 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-28 01:01
Reported
2024-05-28 01:04
Platform
win10v2004-20240426-en
Max time kernel
92s
Max time network
96s
Command Line
Signatures
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000_Classes\Local Settings | C:\Windows\system32\cmd.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-1162180587-977231257-2194346871-1000_Classes\Local Settings | C:\Windows\system32\OpenWith.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
Processes
C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\0b230b83c0b4af6e13ad837c35121d0827f5a243855a5d8a80e299b9c91ad5ae.unknown
C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |