Analysis Overview
SHA256
447a4c0228f0f8c81f9159366e8cdda2af4a5603249f8bf6ceb6fe0d40f32b9a
Threat Level: Known bad
The file PO0309494059506060609696007.exe was found to be: Known bad.
Malicious Activity Summary
AgentTesla
Agenttesla family
Guloader,Cloudeye
Guloader family
Reads user/profile data of local email clients
Loads dropped DLL
Reads user/profile data of web browsers
Reads data files stored by FTP clients
Reads WinSCP keys stored on the system
Looks up external IP address via web service
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of SetThreadContext
Drops file in Windows directory
Program crash
Unsigned PE
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of WriteProcessMemory
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-12-18 10:09
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-12-18 10:09
Reported
2024-12-18 10:11
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
129s
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\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.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\PO0309494059506060609696007.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 5056 set thread context of 3276 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\locale\Indviklingerne.ini | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| File opened for modification | C:\Windows\resources\havarierne\firmamrke.kna | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| File opened for modification | C:\Windows\resources\0409\tripennate\Funktionrgruppes19.has | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.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\PO0309494059506060609696007.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5056 wrote to memory of 3276 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe |
| PID 5056 wrote to memory of 3276 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe |
| PID 5056 wrote to memory of 3276 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe |
| PID 5056 wrote to memory of 3276 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe |
| PID 5056 wrote to memory of 3276 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe
"C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe"
C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe
"C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| NL | 84.38.133.48:80 | 84.38.133.48 | tcp |
| US | 8.8.8.8:53 | 48.133.38.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.ipify.org | udp |
| US | 104.26.12.205:443 | api.ipify.org | tcp |
| US | 8.8.8.8:53 | 205.12.26.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.129.81.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsz91A2.tmp\System.dll
| MD5 | 0d7ad4f45dc6f5aa87f606d0331c6901 |
| SHA1 | 48df0911f0484cbe2a8cdd5362140b63c41ee457 |
| SHA256 | 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca |
| SHA512 | c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9 |
C:\Users\Admin\AppData\Local\Temp\nsz91A2.tmp\LangDLL.dll
| MD5 | ab1db56369412fe8476fefffd11e4cc0 |
| SHA1 | daad036a83b2ee2fa86d840a34a341100552e723 |
| SHA256 | 6f14c8f01f50a30743dac68c5ac813451463dfb427eb4e35fcdfe2410e1a913b |
| SHA512 | 8d886643b4fc24adf78f76b663227d6e61863f89e0cbd49548f40dd040666ca94ea46bec9e336850e4f300995d56e6dc85b689c8e09ff46758822d280f06b03d |
memory/5056-28-0x0000000004400000-0x000000000577F000-memory.dmp
memory/5056-29-0x0000000077991000-0x0000000077AB1000-memory.dmp
memory/5056-30-0x0000000004400000-0x000000000577F000-memory.dmp
memory/3276-31-0x00000000016E0000-0x0000000002A5F000-memory.dmp
memory/3276-32-0x0000000077A18000-0x0000000077A19000-memory.dmp
memory/3276-33-0x0000000077A35000-0x0000000077A36000-memory.dmp
memory/3276-34-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/3276-35-0x0000000000480000-0x00000000004C2000-memory.dmp
memory/3276-36-0x00000000353C0000-0x0000000035964000-memory.dmp
memory/3276-37-0x00000000016E0000-0x0000000002A5F000-memory.dmp
memory/3276-38-0x0000000035A70000-0x0000000035AD6000-memory.dmp
memory/3276-39-0x00000000363E0000-0x0000000036430000-memory.dmp
memory/3276-40-0x0000000036430000-0x00000000364C2000-memory.dmp
memory/3276-41-0x0000000036500000-0x000000003650A000-memory.dmp
memory/3276-43-0x0000000077991000-0x0000000077AB1000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-12-18 10:09
Reported
2024-12-18 10:11
Platform
win7-20240729-en
Max time kernel
15s
Max time network
22s
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
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2528 -s 220
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-12-18 10:09
Reported
2024-12-18 10:11
Platform
win10v2004-20241007-en
Max time kernel
95s
Max time network
146s
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 3756 wrote to memory of 4624 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3756 wrote to memory of 4624 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 3756 wrote to memory of 4624 | 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\LangDLL.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\LangDLL.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4624 -ip 4624
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4624 -s 600
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.49.80.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 181.129.81.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 85.49.80.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.in-addr.arpa | udp |
Files
Analysis: behavioral5
Detonation Overview
Submitted
2024-12-18 10:09
Reported
2024-12-18 10:11
Platform
win7-20240903-en
Max time kernel
118s
Max time network
121s
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
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 -u -p 2180 -s 220
Network
Files
Analysis: behavioral6
Detonation Overview
Submitted
2024-12-18 10:09
Reported
2024-12-18 10:11
Platform
win10v2004-20241007-en
Max time kernel
147s
Max time network
152s
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 632 wrote to memory of 920 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 632 wrote to memory of 920 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 632 wrote to memory of 920 | 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 920 -ip 920
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 920 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.130.81.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.42.69.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 182.129.81.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.49.80.91.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-12-18 10:09
Reported
2024-12-18 10:11
Platform
win7-20240903-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\locale\Indviklingerne.ini | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| File opened for modification | C:\Windows\resources\havarierne\firmamrke.kna | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | N/A |
| File opened for modification | C:\Windows\resources\0409\tripennate\Funktionrgruppes19.has | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.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\PO0309494059506060609696007.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\PO0309494059506060609696007.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2524 wrote to memory of 264 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2524 wrote to memory of 264 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2524 wrote to memory of 264 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2524 wrote to memory of 264 | N/A | C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe
"C:\Users\Admin\AppData\Local\Temp\PO0309494059506060609696007.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 536
Network
Files
\Users\Admin\AppData\Local\Temp\nsjA890.tmp\System.dll
| MD5 | 0d7ad4f45dc6f5aa87f606d0331c6901 |
| SHA1 | 48df0911f0484cbe2a8cdd5362140b63c41ee457 |
| SHA256 | 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca |
| SHA512 | c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9 |
\Users\Admin\AppData\Local\Temp\nsjA890.tmp\LangDLL.dll
| MD5 | ab1db56369412fe8476fefffd11e4cc0 |
| SHA1 | daad036a83b2ee2fa86d840a34a341100552e723 |
| SHA256 | 6f14c8f01f50a30743dac68c5ac813451463dfb427eb4e35fcdfe2410e1a913b |
| SHA512 | 8d886643b4fc24adf78f76b663227d6e61863f89e0cbd49548f40dd040666ca94ea46bec9e336850e4f300995d56e6dc85b689c8e09ff46758822d280f06b03d |
memory/2524-34-0x0000000003800000-0x0000000004B7F000-memory.dmp
memory/2524-35-0x0000000003800000-0x0000000004B7F000-memory.dmp