Analysis Overview
SHA256
7fd2f1bdef39ce5b20a3a7dea10422bd1503f7838999f179498cee270d5f2ae4
Threat Level: Known bad
The file 24102024_1524_24102024_Würth factura 4052299769.rar was found to be: Known bad.
Malicious Activity Summary
Guloader,Cloudeye
VIPKeylogger
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Loads dropped DLL
Legitimate hosting services abused for malware hosting/C2
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Drops file in Program Files directory
System Location Discovery: System Language Discovery
Unsigned PE
Program crash
Browser Information Discovery
Enumerates physical storage devices
Suspicious behavior: MapViewOfSection
outlook_win_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-24 15:24
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral3
Detonation Overview
Submitted
2024-10-24 15:24
Reported
2024-10-24 15:29
Platform
win7-20240903-en
Max time kernel
118s
Max time network
118s
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 1596 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-10-24 15:24
Reported
2024-10-24 15:29
Platform
win10v2004-20241007-en
Max time kernel
150s
Max time network
273s
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 4064 wrote to memory of 1856 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4064 wrote to memory of 1856 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 4064 wrote to memory of 1856 | 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 420 -p 1856 -ip 1856
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 612
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 | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | 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 | 11.173.189.20.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-24 15:24
Reported
2024-10-24 15:29
Platform
win7-20240903-en
Max time kernel
118s
Max time network
190s
Command Line
Signatures
VIPKeylogger
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | drive.google.com | N/A | N/A |
| N/A | drive.google.com | N/A | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2436 set thread context of 2616 | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\rollerskater.lnk | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
| File opened for modification | C:\Program Files (x86)\rollerskater.lnk | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.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\Würth factura 4052077636.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe
"C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe"
C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe
"C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | drive.google.com | udp |
| GB | 172.217.16.238:443 | drive.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.178.3:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.178.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | drive.usercontent.google.com | udp |
| GB | 216.58.201.97:443 | drive.usercontent.google.com | tcp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 158.101.44.242:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 104.21.67.152:443 | reallyfreegeoip.org | tcp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 8.8.8.8:53 | crl.microsoft.com | udp |
| GB | 2.18.190.80:80 | crl.microsoft.com | tcp |
Files
\Users\Admin\AppData\Local\Temp\nsyE235.tmp\System.dll
| MD5 | ee260c45e97b62a5e42f17460d406068 |
| SHA1 | df35f6300a03c4d3d3bd69752574426296b78695 |
| SHA256 | e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27 |
| SHA512 | a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3 |
memory/2436-15-0x00000000036F0000-0x00000000066C1000-memory.dmp
memory/2436-16-0x00000000773B1000-0x00000000774B2000-memory.dmp
memory/2436-17-0x00000000773B0000-0x0000000077559000-memory.dmp
memory/2436-18-0x00000000036F0000-0x00000000066C1000-memory.dmp
memory/2616-19-0x00000000773B0000-0x0000000077559000-memory.dmp
memory/2616-41-0x0000000000480000-0x00000000014E2000-memory.dmp
memory/2616-42-0x0000000000480000-0x00000000014E2000-memory.dmp
memory/2616-43-0x0000000000480000-0x00000000004C8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-24 15:24
Reported
2024-10-24 15:29
Platform
win10v2004-20241007-en
Max time kernel
292s
Max time network
203s
Command Line
Signatures
Guloader,Cloudeye
VIPKeylogger
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | drive.google.com | N/A | N/A |
| N/A | drive.google.com | N/A | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of NtCreateThreadExHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3448 set thread context of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\rollerskater.lnk | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
| File opened for modification | C:\Program Files (x86)\rollerskater.lnk | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Browser Information Discovery
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\Würth factura 4052077636.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3448 wrote to memory of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe |
| PID 3448 wrote to memory of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe |
| PID 3448 wrote to memory of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe |
| PID 3448 wrote to memory of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe |
| PID 3448 wrote to memory of 1152 | N/A | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe |
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe
"C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe"
C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe
"C:\Users\Admin\AppData\Local\Temp\Würth factura 4052077636.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.87.175.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | drive.google.com | udp |
| GB | 172.217.16.238:443 | drive.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.178.3:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.178.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | 238.16.217.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 3.178.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | drive.usercontent.google.com | udp |
| GB | 216.58.201.97:443 | drive.usercontent.google.com | tcp |
| US | 8.8.8.8:53 | 97.201.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 158.101.44.242:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 104.21.67.152:443 | reallyfreegeoip.org | tcp |
| US | 8.8.8.8:53 | 242.44.101.158.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 152.67.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.telegram.org | udp |
| NL | 149.154.167.220:443 | api.telegram.org | tcp |
| US | 8.8.8.8:53 | 220.167.154.149.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| 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 | 10.27.171.150.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsqBB71.tmp\System.dll
| MD5 | ee260c45e97b62a5e42f17460d406068 |
| SHA1 | df35f6300a03c4d3d3bd69752574426296b78695 |
| SHA256 | e94a1f7bcd7e0d532b660d0af468eb3321536c3efdca265e61f9ec174b1aef27 |
| SHA512 | a98f350d17c9057f33e5847462a87d59cbf2aaeda7f6299b0d49bb455e484ce4660c12d2eb8c4a0d21df523e729222bbd6c820bf25b081bc7478152515b414b3 |
memory/3448-14-0x0000000004210000-0x00000000071E1000-memory.dmp
memory/3448-15-0x0000000077DD1000-0x0000000077EF1000-memory.dmp
memory/3448-16-0x0000000010004000-0x0000000010005000-memory.dmp
memory/3448-17-0x0000000004210000-0x00000000071E1000-memory.dmp
memory/1152-18-0x00000000016E0000-0x00000000046B1000-memory.dmp
memory/1152-31-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/1152-32-0x00000000016E0000-0x00000000046B1000-memory.dmp
memory/1152-33-0x0000000000480000-0x00000000016D4000-memory.dmp
memory/1152-34-0x0000000000480000-0x00000000004C8000-memory.dmp
memory/1152-35-0x00000000375E0000-0x0000000037B84000-memory.dmp
memory/1152-36-0x0000000037420000-0x00000000374BC000-memory.dmp
memory/1152-38-0x0000000038020000-0x00000000381E2000-memory.dmp
memory/1152-39-0x0000000038210000-0x0000000038260000-memory.dmp
memory/1152-41-0x00000000382F0000-0x0000000038382000-memory.dmp
memory/1152-42-0x00000000383C0000-0x00000000383CA000-memory.dmp