Analysis Overview
SHA256
00e247bbe003a5865423edca9a2c80d2018f873012f6fc930e43d3826a4d9723
Threat Level: Known bad
The file 00e247bbe003a5865423edca9a2c80d2018f873012f6fc930e43d3826a4d9723 was found to be: Known bad.
Malicious Activity Summary
UPX dump on OEP (original entry point)
Detects executables containing base64 encoded User Agent
UPX dump on OEP (original entry point)
Blocklisted process makes network request
Reads user/profile data of web browsers
Adds Run key to start application
Writes to the Master Boot Record (MBR)
Enumerates connected drives
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Checks processor information in registry
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-07 18:05
Signatures
UPX dump on OEP (original entry point)
| 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
2024-04-07 18:05
Reported
2024-04-07 18:08
Platform
win7-20240221-en
Max time kernel
142s
Max time network
155s
Command Line
Signatures
Detects executables containing base64 encoded User Agent
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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 |
| 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-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\Depend = "C:\\Windows\\SysWOW64\\rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\00e247bbe003a5865423edca9a2c80d2018f873012f6fc930e43d3826a4d9723.dll\",Compliance" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\z: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\g: | 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) | \??\t: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\u: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\y: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\j: | 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) | \??\p: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\r: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\w: | 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) | \??\i: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\l: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| 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) | \??\b: | 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 |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PHYSICALDRIVE0 | 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 1736 wrote to memory of 2180 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1736 wrote to memory of 2180 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1736 wrote to memory of 2180 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1736 wrote to memory of 2180 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1736 wrote to memory of 2180 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1736 wrote to memory of 2180 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1736 wrote to memory of 2180 | 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\00e247bbe003a5865423edca9a2c80d2018f873012f6fc930e43d3826a4d9723.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00e247bbe003a5865423edca9a2c80d2018f873012f6fc930e43d3826a4d9723.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 107.163.241.181:16300 | tcp | |
| US | 107.163.43.144:12388 | 107.163.43.144 | tcp |
| US | 107.163.241.181:16300 | tcp | |
| US | 107.163.241.193:6520 | tcp | |
| US | 107.163.241.182:12354 | tcp | |
| US | 107.163.241.182:12354 | tcp | |
| US | 107.163.241.182:12354 | tcp | |
| US | 107.163.241.182:12354 | tcp | |
| US | 107.163.241.193:6520 | tcp | |
| US | 107.163.241.193:6520 | tcp | |
| US | 107.163.241.193:6520 | tcp |
Files
memory/2180-1-0x0000000010000000-0x000000001004E000-memory.dmp
memory/2180-0-0x0000000010000000-0x000000001004E000-memory.dmp
memory/2180-2-0x0000000010000000-0x000000001004E000-memory.dmp
memory/2180-6-0x0000000010000000-0x000000001004E000-memory.dmp
memory/2180-12-0x0000000010000000-0x000000001004E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-07 18:05
Reported
2024-04-07 18:08
Platform
win10v2004-20240226-en
Max time kernel
150s
Max time network
157s
Command Line
Signatures
Detects executables containing base64 encoded User Agent
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
UPX dump on OEP (original entry point)
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
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 |
| 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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Depend = "C:\\Windows\\SysWOW64\\rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\00e247bbe003a5865423edca9a2c80d2018f873012f6fc930e43d3826a4d9723.dll\",Compliance" | C:\Windows\SysWOW64\rundll32.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| 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) | \??\k: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\m: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\p: | 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) | \??\v: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\x: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\a: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\g: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\h: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\o: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\r: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\u: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\i: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\l: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\n: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\q: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\e: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\j: | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened (read-only) | \??\z: | 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 |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | 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 2772 wrote to memory of 2544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2772 wrote to memory of 2544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2772 wrote to memory of 2544 | 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\00e247bbe003a5865423edca9a2c80d2018f873012f6fc930e43d3826a4d9723.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\00e247bbe003a5865423edca9a2c80d2018f873012f6fc930e43d3826a4d9723.dll,#1
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 107.163.241.181:16300 | tcp | |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 107.163.43.144:12388 | tcp | |
| US | 107.163.241.193:6520 | tcp | |
| US | 107.163.241.182:12354 | tcp | |
| US | 107.163.241.182:12354 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 98.56.20.217.in-addr.arpa | udp |
| US | 107.163.241.182:12354 | tcp | |
| US | 107.163.241.193:6520 | tcp | |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 107.163.241.193:6520 | tcp | |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 107.163.241.193:6520 | tcp | |
| US | 8.8.8.8:53 | 25.73.42.20.in-addr.arpa | udp |
| US | 107.163.241.193:6520 | tcp |
Files
memory/2544-0-0x0000000010000000-0x000000001004E000-memory.dmp
memory/2544-1-0x0000000010000000-0x000000001004E000-memory.dmp
memory/2544-3-0x0000000010000000-0x000000001004E000-memory.dmp
memory/2544-9-0x0000000010000000-0x000000001004E000-memory.dmp