Analysis Overview
SHA256
edf915e141af931f3bf0174a430576b7f7493449bdb1a4275515d0fe0a24fd8c
Threat Level: Known bad
The file Factura Honorarios 2024-10.exe was found to be: Known bad.
Malicious Activity Summary
VIPKeylogger
Vipkeylogger family
Loads dropped DLL
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Legitimate hosting services abused for malware hosting/C2
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Suspicious use of SetThreadContext
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Drops file in Windows directory
Enumerates physical storage devices
Unsigned PE
Program crash
Browser Information Discovery
System Location Discovery: System Language Discovery
outlook_win_path
outlook_office_path
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-30 13:11
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-30 13:11
Reported
2024-10-30 13:13
Platform
win7-20240903-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
VIPKeylogger
Vipkeylogger family
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.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\Factura Honorarios 2024-10.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2148 set thread context of 2764 | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.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\Factura Honorarios 2024-10.exe | N/A |
| File opened for modification | C:\Windows\rocksanger\noninfluential.ini | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.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\Factura Honorarios 2024-10.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe
"C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe"
C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe
"C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.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 | 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\nsyD0D7.tmp\System.dll
| MD5 | fc90dfb694d0e17b013d6f818bce41b0 |
| SHA1 | 3243969886d640af3bfa442728b9f0dff9d5f5b0 |
| SHA256 | 7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528 |
| SHA512 | 324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6 |
memory/2148-14-0x0000000077C51000-0x0000000077D52000-memory.dmp
memory/2148-15-0x0000000077C50000-0x0000000077DF9000-memory.dmp
memory/2764-16-0x0000000077C50000-0x0000000077DF9000-memory.dmp
memory/2764-17-0x00000000004A0000-0x0000000001502000-memory.dmp
memory/2764-37-0x00000000004A0000-0x0000000001502000-memory.dmp
memory/2764-38-0x00000000004A0000-0x00000000004E8000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-30 13:11
Reported
2024-10-30 13:13
Platform
win10v2004-20241007-en
Max time kernel
147s
Max time network
150s
Command Line
Signatures
VIPKeylogger
Vipkeylogger family
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.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-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.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\Factura Honorarios 2024-10.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3572 set thread context of 4808 | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.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\Factura Honorarios 2024-10.exe | N/A |
| File opened for modification | C:\Windows\rocksanger\noninfluential.ini | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.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\Factura Honorarios 2024-10.exe | N/A |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3572 wrote to memory of 4808 | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe |
| PID 3572 wrote to memory of 4808 | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe |
| PID 3572 wrote to memory of 4808 | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe |
| PID 3572 wrote to memory of 4808 | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe |
| PID 3572 wrote to memory of 4808 | N/A | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe |
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe
"C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe"
C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe
"C:\Users\Admin\AppData\Local\Temp\Factura Honorarios 2024-10.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.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 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.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 | 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 | 3.180.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 238.179.250.142.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 | 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 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.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 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\nsa6DAF.tmp\System.dll
| MD5 | fc90dfb694d0e17b013d6f818bce41b0 |
| SHA1 | 3243969886d640af3bfa442728b9f0dff9d5f5b0 |
| SHA256 | 7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528 |
| SHA512 | 324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6 |
memory/3572-14-0x0000000077141000-0x0000000077261000-memory.dmp
memory/3572-15-0x0000000010004000-0x0000000010005000-memory.dmp
memory/4808-16-0x0000000077141000-0x0000000077261000-memory.dmp
memory/4808-17-0x00000000771C8000-0x00000000771C9000-memory.dmp
memory/4808-19-0x00000000771E5000-0x00000000771E6000-memory.dmp
memory/4808-18-0x00000000004A0000-0x00000000016F4000-memory.dmp
memory/4808-33-0x0000000077141000-0x0000000077261000-memory.dmp
memory/4808-32-0x00000000004A0000-0x00000000016F4000-memory.dmp
memory/4808-34-0x000000007203E000-0x000000007203F000-memory.dmp
memory/4808-35-0x00000000004A0000-0x00000000004E8000-memory.dmp
memory/4808-36-0x000000003A070000-0x000000003A614000-memory.dmp
memory/4808-37-0x0000000037CA0000-0x0000000037D3C000-memory.dmp
memory/4808-38-0x0000000072030000-0x00000000727E0000-memory.dmp
memory/4808-40-0x000000007203E000-0x000000007203F000-memory.dmp
memory/4808-41-0x0000000072030000-0x00000000727E0000-memory.dmp
memory/4808-42-0x000000003AAA0000-0x000000003AC62000-memory.dmp
memory/4808-43-0x000000003AC70000-0x000000003ACC0000-memory.dmp
memory/4808-45-0x000000003AD40000-0x000000003ADD2000-memory.dmp
memory/4808-46-0x000000003AE10000-0x000000003AE1A000-memory.dmp
Analysis: behavioral3
Detonation Overview
Submitted
2024-10-30 13:11
Reported
2024-10-30 13:13
Platform
win7-20240903-en
Max time kernel
122s
Max time network
123s
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 1656 -s 224
Network
Files
Analysis: behavioral4
Detonation Overview
Submitted
2024-10-30 13:11
Reported
2024-10-30 13:13
Platform
win10v2004-20241007-en
Max time kernel
133s
Max time network
137s
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 2488 wrote to memory of 1412 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2488 wrote to memory of 1412 | N/A | C:\Windows\system32\rundll32.exe | C:\Windows\SysWOW64\rundll32.exe |
| PID 2488 wrote to memory of 1412 | 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 1412 -ip 1412
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1412 -s 612
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.163.202.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.190.18.2.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 |