Analysis Overview
SHA256
9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642b
Threat Level: Likely malicious
The file 9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN was found to be: Likely malicious.
Malicious Activity Summary
Blocklisted process makes network request
Reads user/profile data of web browsers
Enumerates connected drives
Writes to the Master Boot Record (MBR)
Adds Run key to start application
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-09 22:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-09 22:02
Reported
2024-11-09 22:04
Platform
win7-20240903-en
Max time kernel
120s
Max time network
120s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\EM = "C:\\Windows\\SysWOW64\\rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll\",ExitModule" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\n: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\t: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\x: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\y: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\z: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\a: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\k: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\m: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\s: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\u: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\g: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\i: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\o: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\q: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\v: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\w: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\e: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\h: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\l: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\r: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\b: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\j: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\p: | C:\Windows\SysWOW64\rundll32.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | C:\Windows\SysWOW64\rundll32.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3028 wrote to memory of 2680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3028 wrote to memory of 2680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3028 wrote to memory of 2680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3028 wrote to memory of 2680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3028 wrote to memory of 2680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3028 wrote to memory of 2680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3028 wrote to memory of 2680 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 107.163.43.235:12388 | 107.163.43.235 | tcp |
| US | 107.163.43.143:12388 | 107.163.43.143 | tcp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 107.163.43.236:10289 | tcp | |
| US | 107.163.43.236:10289 | tcp | |
| US | 107.163.43.236:10289 | tcp | |
| US | 107.163.43.236:10289 | tcp |
Files
memory/2680-0-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2680-1-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2680-2-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2680-6-0x0000000010036000-0x000000001004D000-memory.dmp
memory/2680-7-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2680-8-0x0000000010036000-0x000000001004D000-memory.dmp
memory/2680-9-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2680-12-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2680-13-0x0000000010000000-0x000000001004D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-09 22:02
Reported
2024-11-09 22:04
Platform
win10v2004-20241007-en
Max time kernel
116s
Max time network
119s
Command Line
Signatures
Blocklisted process makes network request
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\EM = "C:\\Windows\\SysWOW64\\rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll\",ExitModule" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\n: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\s: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\t: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\a: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\e: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\g: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\j: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\m: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\v: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\x: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\u: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\w: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\y: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\b: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\i: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\k: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\q: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\r: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\z: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\h: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\l: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\o: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\p: | C:\Windows\SysWOW64\rundll32.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | C:\Windows\SysWOW64\rundll32.exe | N/A |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Windows\SysWOW64\rundll32.exe | N/A |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 840 wrote to memory of 2360 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 840 wrote to memory of 2360 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 840 wrote to memory of 2360 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9ded03a9f9b345148f422a8aa0e91138c83fb968763c990939f508e0a41a642bN.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 107.163.43.235:12388 | tcp | |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 107.163.43.143:12388 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 107.163.43.236:10289 | 107.163.43.236 | tcp |
| US | 107.163.43.236:10289 | 107.163.43.236 | tcp |
| US | 8.8.8.8:53 | 236.43.163.107.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.117.19.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 107.163.43.236:10289 | tcp | |
| US | 8.8.8.8:53 | 72.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 8.8.8.8:53 | 99.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
| US | 8.8.8.8:53 | host123.zz.am | udp |
Files
memory/2360-0-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2360-1-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2360-6-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2360-5-0x0000000010036000-0x000000001004D000-memory.dmp
memory/2360-7-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2360-10-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2360-12-0x0000000010000000-0x000000001004D000-memory.dmp