Analysis Overview
SHA256
edf915e141af931f3bf0174a430576b7f7493449bdb1a4275515d0fe0a24fd8c
Threat Level: Known bad
The file FacturaHonorarios2024-10.exe was found to be: Known bad.
Malicious Activity Summary
Vipkeylogger family
VIPKeylogger
Loads dropped DLL
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Legitimate hosting services abused for malware hosting/C2
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of SetThreadContext
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Windows directory
System Location Discovery: System Language Discovery
Program crash
Unsigned PE
Enumerates physical storage devices
Browser Information Discovery
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
outlook_win_path
Suspicious use of AdjustPrivilegeToken
outlook_office_path
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-30 13:58
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
2024-10-30 13:58
Reported
2024-10-30 14:00
Platform
win10v2004-20241007-en
Max time kernel
148s
Max time network
153s
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 1600 wrote to memory of 1544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1600 wrote to memory of 1544 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 1600 wrote to memory of 1544 | 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 444 -p 1544 -ip 1544
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1544 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.27.10:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 53.210.109.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.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 | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.173.189.20.in-addr.arpa | udp |
Files
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-30 13:58
Reported
2024-10-30 14:00
Platform
win7-20241010-en
Max time kernel
119s
Max time network
121s
Command Line
Signatures
VIPKeylogger
Vipkeylogger family
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.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\FacturaHonorarios2024-10.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2756 set thread context of 2628 | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\resources\olieaffald\Unconsummative103.pro | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
| File opened for modification | C:\Windows\rocksanger\noninfluential.ini | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.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\FacturaHonorarios2024-10.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe
"C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe"
C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe
"C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | drive.google.com | udp |
| GB | 142.250.179.238:443 | drive.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.180.3:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.180.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | drive.usercontent.google.com | udp |
| GB | 142.250.187.193:443 | drive.usercontent.google.com | tcp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 193.122.130.0:80 | 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 |
Files
\Users\Admin\AppData\Local\Temp\nsd4828.tmp\System.dll
| MD5 | fc90dfb694d0e17b013d6f818bce41b0 |
| SHA1 | 3243969886d640af3bfa442728b9f0dff9d5f5b0 |
| SHA256 | 7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528 |
| SHA512 | 324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6 |
memory/2756-14-0x0000000077C81000-0x0000000077D82000-memory.dmp
memory/2756-15-0x0000000077C80000-0x0000000077E29000-memory.dmp
memory/2628-16-0x0000000077C80000-0x0000000077E29000-memory.dmp
memory/2628-23-0x00000000004A0000-0x0000000001502000-memory.dmp
memory/2628-39-0x00000000004A0000-0x0000000001502000-memory.dmp
memory/2628-40-0x0000000077C80000-0x0000000077E29000-memory.dmp
memory/2628-41-0x00000000004A0000-0x00000000004E8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-30 13:58
Reported
2024-10-30 14:00
Platform
win10v2004-20241007-en
Max time kernel
145s
Max time network
141s
Command Line
Signatures
VIPKeylogger
Vipkeylogger family
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.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-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.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\FacturaHonorarios2024-10.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2488 set thread context of 2076 | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\resources\olieaffald\Unconsummative103.pro | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
| File opened for modification | C:\Windows\rocksanger\noninfluential.ini | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.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\FacturaHonorarios2024-10.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2488 wrote to memory of 2076 | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe |
| PID 2488 wrote to memory of 2076 | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe |
| PID 2488 wrote to memory of 2076 | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe |
| PID 2488 wrote to memory of 2076 | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe |
| PID 2488 wrote to memory of 2076 | N/A | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe |
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe
"C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe"
C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe
"C:\Users\Admin\AppData\Local\Temp\FacturaHonorarios2024-10.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 150.171.28.10:443 | g.bing.com | tcp |
| 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 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | drive.google.com | udp |
| GB | 142.250.179.238:443 | drive.google.com | tcp |
| US | 8.8.8.8:53 | c.pki.goog | udp |
| GB | 142.250.180.3:80 | c.pki.goog | tcp |
| US | 8.8.8.8:53 | o.pki.goog | udp |
| GB | 142.250.180.3:80 | o.pki.goog | tcp |
| US | 8.8.8.8:53 | drive.usercontent.google.com | udp |
| GB | 142.250.187.193:443 | drive.usercontent.google.com | tcp |
| US | 8.8.8.8:53 | 238.179.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 3.180.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 193.122.130.0:80 | checkip.dyndns.org | tcp |
| US | 8.8.8.8:53 | 0.130.122.193.in-addr.arpa | udp |
| US | 8.8.8.8:53 | reallyfreegeoip.org | udp |
| US | 104.21.67.152:443 | reallyfreegeoip.org | tcp |
| 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 | 79.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.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 | 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 |
Files
C:\Users\Admin\AppData\Local\Temp\nstA960.tmp\System.dll
| MD5 | fc90dfb694d0e17b013d6f818bce41b0 |
| SHA1 | 3243969886d640af3bfa442728b9f0dff9d5f5b0 |
| SHA256 | 7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528 |
| SHA512 | 324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6 |
memory/2488-14-0x0000000077851000-0x0000000077971000-memory.dmp
memory/2488-15-0x0000000077851000-0x0000000077971000-memory.dmp
memory/2488-16-0x0000000010004000-0x0000000010005000-memory.dmp
memory/2076-17-0x00000000778D8000-0x00000000778D9000-memory.dmp
memory/2076-18-0x00000000778F5000-0x00000000778F6000-memory.dmp
memory/2076-28-0x00000000004A0000-0x00000000016F4000-memory.dmp
memory/2076-32-0x00000000004A0000-0x00000000016F4000-memory.dmp
memory/2076-33-0x0000000077851000-0x0000000077971000-memory.dmp
memory/2076-34-0x000000007274E000-0x000000007274F000-memory.dmp
memory/2076-35-0x00000000004A0000-0x00000000004E8000-memory.dmp
memory/2076-36-0x0000000039FA0000-0x000000003A544000-memory.dmp
memory/2076-37-0x0000000039ED0000-0x0000000039F6C000-memory.dmp
memory/2076-38-0x0000000072740000-0x0000000072EF0000-memory.dmp
memory/2076-40-0x000000003AAD0000-0x000000003AC92000-memory.dmp
memory/2076-41-0x000000003ACA0000-0x000000003ACF0000-memory.dmp
memory/2076-42-0x000000007274E000-0x000000007274F000-memory.dmp
memory/2076-43-0x0000000072740000-0x0000000072EF0000-memory.dmp
memory/2076-45-0x000000003AD40000-0x000000003ADD2000-memory.dmp
memory/2076-46-0x000000003AE10000-0x000000003AE1A000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-10-30 13:58
Reported
2024-10-30 14:00
Platform
win7-20240903-en
Max time kernel
122s
Max time network
124s
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 2124 -s 224