Analysis Overview
SHA256
1eb25e230346fb5ff10dfd8daad216200205b958046fb2729b8666ba2f18f2a9
Threat Level: Known bad
The file Procentdelene.exe was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
Guloader family
AgentTesla
Agenttesla family
Reads user/profile data of web browsers
Reads WinSCP keys stored on the system
Loads dropped DLL
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Looks up external IP address via web service
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of NtCreateThreadExHideFromDebugger
Program crash
Enumerates physical storage devices
Unsigned PE
System Location Discovery: System Language Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V16
Analysis: static1
Detonation Overview
Reported
2025-07-01 07:13
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral4
Detonation Overview
Submitted
2025-07-01 07:13
Reported
2025-07-01 07:15
Platform
win11-20250610-en
Max time kernel
40s
Max time network
151s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2592 wrote to memory of 2192 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2592 wrote to memory of 2192 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2592 wrote to memory of 2192 | 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\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2192 -ip 2192
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 460
Network
Files
Analysis: behavioral1
Detonation Overview
Submitted
2025-07-01 07:13
Reported
2025-07-01 07:15
Platform
win10v2004-20250610-en
Max time kernel
145s
Max time network
140s
Command Line
Signatures
AgentTesla
Agenttesla family
Guloader family
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Reads WinSCP keys stored on the system
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.ipify.org | N/A | N/A |
| N/A | api.ipify.org | N/A | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Enumerates physical storage devices
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4540 wrote to memory of 2860 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
| PID 4540 wrote to memory of 2860 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
| PID 4540 wrote to memory of 2860 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
| PID 4540 wrote to memory of 2860 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
| PID 4540 wrote to memory of 2860 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe
"C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe"
C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe
"C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| US | 192.210.236.175:80 | 192.210.236.175 | tcp |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 104.26.13.205:443 | api.ipify.org | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.179.227:80 | c.pki.goog | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\nsvA22C.tmp\System.dll
| MD5 | 9625d5b1754bc4ff29281d415d27a0fd |
| SHA1 | 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0 |
| SHA256 | c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448 |
| SHA512 | dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b |
memory/4540-25-0x0000000003500000-0x0000000004240000-memory.dmp
memory/4540-26-0x0000000010004000-0x0000000010005000-memory.dmp
memory/4540-27-0x0000000003500000-0x0000000004240000-memory.dmp
memory/2860-28-0x00000000771C8000-0x00000000771C9000-memory.dmp
memory/2860-29-0x0000000077269000-0x000000007726A000-memory.dmp
memory/2860-30-0x00000000004C0000-0x0000000001714000-memory.dmp
memory/2860-31-0x00000000004C0000-0x0000000000500000-memory.dmp
memory/2860-32-0x0000000034C80000-0x0000000035224000-memory.dmp
memory/2860-33-0x00000000353B0000-0x00000000353C0000-memory.dmp
memory/2860-34-0x0000000035330000-0x0000000035396000-memory.dmp
memory/2860-35-0x0000000035CA0000-0x0000000035CF0000-memory.dmp
memory/2860-36-0x0000000035CF0000-0x0000000035D82000-memory.dmp
memory/2860-37-0x0000000035DC0000-0x0000000035DCA000-memory.dmp
memory/2860-39-0x0000000001720000-0x0000000002460000-memory.dmp
memory/2860-40-0x0000000077269000-0x000000007726A000-memory.dmp
memory/2860-41-0x00000000353B0000-0x00000000353C0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2025-07-01 07:13
Reported
2025-07-01 07:15
Platform
win11-20250619-en
Max time kernel
102s
Max time network
105s
Command Line
Signatures
Guloader family
Guloader,Cloudeye
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
System Location Discovery: System Language Discovery
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3188 wrote to memory of 5868 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
| PID 3188 wrote to memory of 5868 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
| PID 3188 wrote to memory of 5868 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
| PID 3188 wrote to memory of 5868 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
| PID 3188 wrote to memory of 5868 | N/A | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe | C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe
"C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe"
C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe
"C:\Users\Admin\AppData\Local\Temp\Procentdelene.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5868 -ip 5868
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5868 -s 440
Network
Files
C:\Users\Admin\AppData\Local\Temp\nsb70BC.tmp\System.dll
| MD5 | 9625d5b1754bc4ff29281d415d27a0fd |
| SHA1 | 80e85afc5cccd4c0a3775edbb90595a1a59f5ce0 |
| SHA256 | c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448 |
| SHA512 | dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b |
memory/3188-25-0x00000000035B0000-0x00000000042F0000-memory.dmp
memory/3188-26-0x0000000010004000-0x0000000010005000-memory.dmp
memory/3188-27-0x00000000035B0000-0x00000000042F0000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2025-07-01 07:13
Reported
2025-07-01 07:15
Platform
win10v2004-20250610-en
Max time kernel
106s
Max time network
136s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
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 |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4088 wrote to memory of 1500 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4088 wrote to memory of 1500 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4088 wrote to memory of 1500 | 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\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1500 -ip 1500
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.179.227:80 | c.pki.goog | tcp |