Analysis Overview
SHA256
ca313bc4c6662c0f137dc43f64c97dfc14daa8245cf6efea693340595f2601c6
Threat Level: Likely benign
The file main.exe was found to be: Likely benign.
Malicious Activity Summary
Detects Pyinstaller
Unsigned PE
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-26 03:10
Signatures
Detects Pyinstaller
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-26 03:10
Reported
2024-05-26 03:13
Platform
win7-20240508-en
Max time kernel
121s
Max time network
124s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\main.exe
"C:\Users\Admin\AppData\Local\Temp\main.exe"
Network
Files
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-26 03:10
Reported
2024-05-26 03:13
Platform
win10v2004-20240508-en
Max time kernel
133s
Max time network
106s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\main.exe
"C:\Users\Admin\AppData\Local\Temp\main.exe"
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 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
Files
Analysis: behavioral3
Detonation Overview
Submitted
2024-05-26 03:10
Reported
2024-05-26 03:13
Platform
win7-20240215-en
Max time kernel
122s
Max time network
128s
Command Line
Signatures
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pyc_auto_file\shell | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pyc_auto_file\shell\Read\command | C:\Windows\system32\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pyc_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\Local Settings | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pyc_auto_file | C:\Windows\system32\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pyc_auto_file\ | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.pyc | C:\Windows\system32\rundll32.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.pyc\ = "pyc_auto_file" | C:\Windows\system32\rundll32.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\pyc_auto_file\shell\Read | 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 2080 wrote to memory of 2816 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 2080 wrote to memory of 2816 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 2080 wrote to memory of 2816 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\system32\rundll32.exe |
| PID 2816 wrote to memory of 2232 | N/A | C:\Windows\system32\rundll32.exe | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe |
| PID 2816 wrote to memory of 2232 | N/A | C:\Windows\system32\rundll32.exe | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe |
| PID 2816 wrote to memory of 2232 | N/A | C:\Windows\system32\rundll32.exe | C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe |
| PID 2816 wrote to memory of 2232 | 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\main.pyc
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\main.pyc
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\main.pyc"
Network
Files
C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
| MD5 | 59925f83193e2682a7a3a6b35e3dd44f |
| SHA1 | 785f166e30cafcf30fff181c865a1acb467ca869 |
| SHA256 | 3058178346dafad31a48a7adb766b39f78c9e0bc286fc1acee246da95836cb62 |
| SHA512 | 69e062bca2f62020204da9e48dbd5f1eebd58e7ecbba2a0f6a43b0bdf9d271e7538f26edf6a8d8b734a519d9a098c326a7c7692ef33e6d3cb7e12bfb348e252c |
Analysis: behavioral4
Detonation Overview
Submitted
2024-05-26 03:10
Reported
2024-05-26 03:12
Platform
win10v2004-20240226-en
Max time kernel
52s
Max time network
51s
Command Line
Signatures
Enumerates physical storage devices
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings | C:\Windows\system32\cmd.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings | C:\Windows\system32\OpenWith.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | 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 |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| N/A | N/A | C:\Windows\system32\OpenWith.exe | N/A |
| 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\main.pyc
C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 64.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| GB | 172.217.169.74:443 | tcp | |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |