Analysis Overview
SHA256
8e95e23ae63cb61ab1ccf577a9fdfc954a86909e0b56ffedba4991ceed2841f1
Threat Level: Known bad
The file BubbleGum.exe was found to be: Known bad.
Malicious Activity Summary
Orcus main payload
Orcus family
Orcus
Orcurs Rat Executable
Orcurs Rat Executable
Executes dropped EXE
Checks computer location settings
Drops file in System32 directory
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-04 20:38
Signatures
Orcurs Rat Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Orcus family
Orcus main payload
| 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: behavioral1
Detonation Overview
Submitted
2024-02-04 20:38
Reported
2024-02-04 20:44
Platform
win10v2004-20231215-en
Max time kernel
309s
Max time network
317s
Command Line
Signatures
Orcus
Orcus main payload
| 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 |
Orcurs Rat Executable
| 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 |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WindowsInput.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WindowsInput.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Orcus\Orcus.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\WindowsInput.InstallState | C:\Windows\SysWOW64\WindowsInput.exe | N/A |
| File created | C:\Windows\SysWOW64\WindowsInput.exe | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | N/A |
| File created | C:\Windows\SysWOW64\WindowsInput.exe.config | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Orcus\Orcus.exe | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Orcus\Orcus.exe | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | N/A |
| File created | C:\Program Files (x86)\Orcus\Orcus.exe.config | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | N/A |
Enumerates physical storage devices
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Orcus\Orcus.exe | N/A |
Suspicious use of SendNotifyMessage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Orcus\Orcus.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5064 wrote to memory of 1164 | N/A | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | C:\Windows\SysWOW64\WindowsInput.exe |
| PID 5064 wrote to memory of 1164 | N/A | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | C:\Windows\SysWOW64\WindowsInput.exe |
| PID 5064 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | C:\Program Files (x86)\Orcus\Orcus.exe |
| PID 5064 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | C:\Program Files (x86)\Orcus\Orcus.exe |
| PID 5064 wrote to memory of 2512 | N/A | C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe | C:\Program Files (x86)\Orcus\Orcus.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe
"C:\Users\Admin\AppData\Local\Temp\BubbleGum.exe"
C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe" --install
C:\Windows\SysWOW64\WindowsInput.exe
"C:\Windows\SysWOW64\WindowsInput.exe"
C:\Program Files (x86)\Orcus\Orcus.exe
"C:\Program Files (x86)\Orcus\Orcus.exe"
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 150.1.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.113.50.184.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| N/A | 192.168.1.78:10134 | tcp | |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| N/A | 192.168.1.78:10134 | tcp | |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.160.77.104.in-addr.arpa | udp |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| US | 8.8.8.8:53 | 208.178.17.96.in-addr.arpa | udp |
| N/A | 192.168.1.78:10134 | tcp | |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| US | 8.8.8.8:53 | 5.173.189.20.in-addr.arpa | udp |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp | |
| N/A | 192.168.1.78:10134 | tcp |
Files
memory/5064-0-0x0000000074870000-0x0000000075020000-memory.dmp
memory/5064-1-0x00000000005D0000-0x00000000006BA000-memory.dmp
memory/5064-2-0x00000000050A0000-0x00000000050B0000-memory.dmp
memory/5064-3-0x0000000000F70000-0x0000000000F7E000-memory.dmp
memory/5064-4-0x0000000002AD0000-0x0000000002B2C000-memory.dmp
memory/5064-5-0x00000000056F0000-0x0000000005C94000-memory.dmp
memory/5064-6-0x00000000051E0000-0x0000000005272000-memory.dmp
memory/5064-7-0x00000000056D0000-0x00000000056E2000-memory.dmp
memory/5064-8-0x0000000005CD0000-0x0000000005CF2000-memory.dmp
C:\Windows\SysWOW64\WindowsInput.exe
| MD5 | e6fcf516d8ed8d0d4427f86e08d0d435 |
| SHA1 | c7691731583ab7890086635cb7f3e4c22ca5e409 |
| SHA256 | 8dbe814359391ed6b0b5b182039008cf1d00964da9fbc4747f46242a95c24337 |
| SHA512 | c496cf8e2e222fe1e19051b291e6860f31aae39f54369c1c5e8c9758c4b56e8af904e3e536e743a0a6fdbbf8478afba4baee92e13fc1b3073376ac6bf4a7948e |
C:\Windows\SysWOW64\WindowsInput.exe.config
| MD5 | a2b76cea3a59fa9af5ea21ff68139c98 |
| SHA1 | 35d76475e6a54c168f536e30206578babff58274 |
| SHA256 | f99ef5bf79a7c43701877f0bb0b890591885bb0a3d605762647cc8ffbf10c839 |
| SHA512 | b52608b45153c489419228864ecbcb92be24c644d470818dfe15f8c7e661a7bcd034ea13ef401f2b84ad5c29a41c9b4c7d161cc33ae3ef71659bc2bca1a8c4ad |
memory/1164-22-0x0000000000CC0000-0x0000000000CCC000-memory.dmp
memory/1164-23-0x00007FFC9EB30000-0x00007FFC9F5F1000-memory.dmp
memory/1164-24-0x000000001B970000-0x000000001B980000-memory.dmp
memory/1164-26-0x0000000001410000-0x000000000144C000-memory.dmp
memory/1164-25-0x0000000001390000-0x00000000013A2000-memory.dmp
memory/1164-30-0x00007FFC9EB30000-0x00007FFC9F5F1000-memory.dmp
C:\Windows\SysWOW64\WindowsInput.exe
| MD5 | 0c4688eb293c3f51ba22ab0c8237c710 |
| SHA1 | e4113a3998f783f6677a1dc1132804adfe0b1649 |
| SHA256 | d2e379e0cc4cc667079a33444c59e2116eca3665f0ce70ed49854a7ee5fbe050 |
| SHA512 | 6b010d8ba44fd3a0e2497bb4adb32a4d23876ad3cf2682a34f4f58e24967162a2c10cdb089bcc10fddb532f91fee0809191b8f74a1a5978f9f88ce34e40eba64 |
memory/4240-32-0x00007FFC9EB30000-0x00007FFC9F5F1000-memory.dmp
memory/4240-33-0x0000000019B80000-0x0000000019B90000-memory.dmp
memory/4240-34-0x000000001A950000-0x000000001AA5A000-memory.dmp
C:\Program Files (x86)\Orcus\Orcus.exe
| MD5 | 4106a07c7e59c57f1e15e1d10d751d5d |
| SHA1 | c111e60621c8d355cc39b283215d98314ef1d95f |
| SHA256 | 410649daf2edce04b21dfdfe29cab1e9556edf96861a0de2c9555d23b6200f9b |
| SHA512 | 3f7070dd14bc4d86046b220a2527e92c51e65c650e9ec0f11a95d93aa364689b4a4bad0c0eb1ebeedb9d3087b3094c8d8fb42948a50680ca23f11c6ebd25eab7 |
memory/2512-50-0x0000000074870000-0x0000000075020000-memory.dmp
memory/2512-52-0x0000000004EF0000-0x0000000004F00000-memory.dmp
memory/5064-51-0x0000000074870000-0x0000000075020000-memory.dmp
C:\Program Files (x86)\Orcus\Orcus.exe
| MD5 | cb20febd96ea133dade394f5e7667fd9 |
| SHA1 | aef6af00e7843a2dc6e90d1f70170b9aae9a848c |
| SHA256 | 33c969c1ce9a9f5e31ce4d1621aeb2e772b9fc64da482568665998b5e21dccc3 |
| SHA512 | 19006dd5e8dd66ad81119b54229b365bb04c1cf4aabb5b84a610f29bf360a4ee36fe75c557af97c715f8add94b1a314e89a7848e244663253178066ad9494c26 |
C:\Program Files (x86)\Orcus\Orcus.exe
| MD5 | 748d9e7dded0fe4061365ef179edf7c2 |
| SHA1 | 424e254d2994cc84e9fe25cfa4fa70e0525962f0 |
| SHA256 | 8e95e23ae63cb61ab1ccf577a9fdfc954a86909e0b56ffedba4991ceed2841f1 |
| SHA512 | bbe3dd8e067c09e783410a230f1abf515e050ee6c88d9b3d6c25a7dda864d3fb94c1fab94ab315393330ec1d645af08571ebc2f8bff5f9db01d5e0e4f5d0ab9e |
memory/2512-53-0x0000000005440000-0x000000000548E000-memory.dmp
memory/2512-54-0x0000000005A80000-0x0000000005A98000-memory.dmp
memory/2512-55-0x0000000005C30000-0x0000000005C48000-memory.dmp
memory/2512-56-0x0000000005DF0000-0x0000000005E00000-memory.dmp
memory/2512-57-0x0000000006120000-0x000000000612A000-memory.dmp
memory/4240-58-0x00007FFC9EB30000-0x00007FFC9F5F1000-memory.dmp
memory/4240-59-0x0000000019B80000-0x0000000019B90000-memory.dmp
memory/2512-60-0x0000000074870000-0x0000000075020000-memory.dmp
memory/2512-61-0x0000000004EF0000-0x0000000004F00000-memory.dmp