Analysis Overview
SHA256
a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56
Threat Level: Known bad
The file a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe was found to be: Known bad.
Malicious Activity Summary
Orcus
Orcus family
Executes dropped EXE
Checks computer location settings
UPX packed file
System Location Discovery: System Language Discovery
Unsigned PE
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-11-30 18:55
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-11-30 18:55
Reported
2024-11-30 18:57
Platform
win10v2004-20241007-en
Max time kernel
91s
Max time network
100s
Command Line
Signatures
Orcus
Orcus family
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\RarSFX0\Image-Ogpj.scr | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1904 wrote to memory of 1940 | N/A | C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr |
| PID 1904 wrote to memory of 1940 | N/A | C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr |
| PID 1904 wrote to memory of 1940 | N/A | C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr |
Processes
C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe
"C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe"
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr" /S
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 | 83.210.23.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 212.20.149.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 67.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.210.23.2.in-addr.arpa | udp |
Files
memory/1904-0-0x00007FF6CD910000-0x00007FF6CD994000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr
| MD5 | 0c9b9d93b1938108ffe6d2860ae9a32d |
| SHA1 | 06891084a5e117b5f8953b336a10cfb149aa9b89 |
| SHA256 | ed84165ca307b37979dbf6ea4872b9b4b581beb789fa26fa46d807b348a9a66b |
| SHA512 | f66c7245b411e904d75094e37b488299de992a967b2ba67023bda22b9f34fe4dadbd11b4f344aa55337f41d3565bb4629c5c78ed8b32474eb7764ba4289c5043 |
memory/1940-7-0x0000000074D8E000-0x0000000074D8F000-memory.dmp
memory/1940-8-0x00000000001D0000-0x00000000002AC000-memory.dmp
memory/1940-9-0x0000000000DB0000-0x0000000000DBA000-memory.dmp
memory/1940-10-0x0000000074D80000-0x0000000075530000-memory.dmp
memory/1940-11-0x0000000005250000-0x00000000057F4000-memory.dmp
memory/1940-12-0x0000000005110000-0x00000000051A2000-memory.dmp
memory/1940-13-0x0000000005080000-0x00000000050CC000-memory.dmp
memory/1940-15-0x0000000074D80000-0x0000000075530000-memory.dmp
memory/1904-16-0x00007FF6CD910000-0x00007FF6CD994000-memory.dmp
memory/1904-18-0x00007FF6CD910000-0x00007FF6CD994000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-11-30 18:55
Reported
2024-11-30 18:57
Platform
win7-20240903-en
Max time kernel
15s
Max time network
17s
Command Line
Signatures
Orcus
Orcus family
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | 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\RarSFX0\Image-Ogpj.scr | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2100 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr |
| PID 2100 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr |
| PID 2100 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr |
| PID 2100 wrote to memory of 2968 | N/A | C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe | C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr |
Processes
C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe
"C:\Users\Admin\AppData\Local\Temp\a3754fbae8f866e178b5f1158a89eeeb770b23026a11b48e79b90ea62d146c56N.exe"
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr
"C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr" /S
Network
Files
memory/2100-0-0x000000013F370000-0x000000013F3F4000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\RarSFX0\Image-Ogpj.scr
| MD5 | 0c9b9d93b1938108ffe6d2860ae9a32d |
| SHA1 | 06891084a5e117b5f8953b336a10cfb149aa9b89 |
| SHA256 | ed84165ca307b37979dbf6ea4872b9b4b581beb789fa26fa46d807b348a9a66b |
| SHA512 | f66c7245b411e904d75094e37b488299de992a967b2ba67023bda22b9f34fe4dadbd11b4f344aa55337f41d3565bb4629c5c78ed8b32474eb7764ba4289c5043 |
memory/2968-13-0x00000000746CE000-0x00000000746CF000-memory.dmp
memory/2968-14-0x0000000001160000-0x000000000123C000-memory.dmp
memory/2968-15-0x0000000000520000-0x000000000052A000-memory.dmp
memory/2968-16-0x00000000746C0000-0x0000000074DAE000-memory.dmp
memory/2968-17-0x0000000000AE0000-0x0000000000B2C000-memory.dmp
memory/2968-18-0x00000000746C0000-0x0000000074DAE000-memory.dmp
memory/2100-19-0x000000013F370000-0x000000013F3F4000-memory.dmp
memory/2100-21-0x000000013F370000-0x000000013F3F4000-memory.dmp