Analysis Overview
SHA256
880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c
Threat Level: Shows suspicious behavior
The file 880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c was found to be: Shows suspicious behavior.
Malicious Activity Summary
Checks computer location settings
Adds Run key to start application
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 23:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-07 23:02
Reported
2024-04-07 23:05
Platform
win7-20231129-en
Max time kernel
120s
Max time network
120s
Command Line
Signatures
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | N/A |
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2220 wrote to memory of 2680 | N/A | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2220 wrote to memory of 2680 | N/A | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2220 wrote to memory of 2680 | N/A | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2220 wrote to memory of 2680 | N/A | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe
"C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe"
C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Windows\bugMAKER.bat
Network
Files
C:\Windows\bugMAKER.bat
| MD5 | 86499ea81aea56c8062d26ac5fb3d78b |
| SHA1 | e69403a4b320dffc5259a33abb66b7bf081c0c62 |
| SHA256 | 4a1f83d9f5f5bf2d59caf98e3085074b43e6a459b6e2479fdac6f96c67874ae2 |
| SHA512 | 0f1f072338225ec3d5fee4ee6470e783d6396bd6c0a647f19b3c16fcbfc8414879f865e25747e77d206bc3eedc79ada3fe5ca026c7380a345d9f0223b40db023 |
memory/2680-62-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/2220-67-0x0000000000400000-0x000000000042D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 23:02
Reported
2024-04-07 23:05
Platform
win10v2004-20240319-en
Max time kernel
147s
Max time network
153s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\Control Panel\International\Geo\Nation | C:\Windows\SysWOW64\cmd.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Microsoft I Service = "C:\\Windows\\winhash_up.exe /REGstart" | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | N/A |
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5044 wrote to memory of 3656 | N/A | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5044 wrote to memory of 3656 | N/A | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 5044 wrote to memory of 3656 | N/A | C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe
"C:\Users\Admin\AppData\Local\Temp\880c5eb1dead7800aad8c1ba2ee7dc7455895e209aafc0ccdda3e4bedc7f0f9c.exe"
C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c C:\Windows\bugMAKER.bat
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=4720 --field-trial-handle=2264,i,1475924722205134884,16549311107360026087,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.114.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 121.118.77.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.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 | 123.10.44.20.in-addr.arpa | udp |
Files
C:\Windows\bugMAKER.bat
| MD5 | 86499ea81aea56c8062d26ac5fb3d78b |
| SHA1 | e69403a4b320dffc5259a33abb66b7bf081c0c62 |
| SHA256 | 4a1f83d9f5f5bf2d59caf98e3085074b43e6a459b6e2479fdac6f96c67874ae2 |
| SHA512 | 0f1f072338225ec3d5fee4ee6470e783d6396bd6c0a647f19b3c16fcbfc8414879f865e25747e77d206bc3eedc79ada3fe5ca026c7380a345d9f0223b40db023 |
memory/5044-24-0x0000000000400000-0x000000000042D000-memory.dmp