Analysis Overview
SHA256
84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb
Threat Level: Known bad
The file 84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb was found to be: Known bad.
Malicious Activity Summary
FatalRat
Fatal Rat payload
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-05-15 06:35
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-05-15 06:35
Reported
2023-05-15 06:38
Platform
win7-20230220-en
Max time kernel
120s
Max time network
127s
Command Line
Signatures
FatalRat
Fatal Rat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
"C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe"
C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
"C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe"
Network
| Country | Destination | Domain | Proto |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp |
Files
memory/2016-54-0x0000000010000000-0x000000001001C000-memory.dmp
\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
| MD5 | 011c506d3654778cec0f22e6ff24ba22 |
| SHA1 | 05cfb001a62e704a592a882b34b40fb322255400 |
| SHA256 | 84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb |
| SHA512 | a017af985d1e9f767c220e21c7297d820cbdc990400533264ba8a2305485596de1e200a841ee0bcde37a6cac7cad708dddf9aadaf522a5acd73f48c7db1c3802 |
C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
| MD5 | 011c506d3654778cec0f22e6ff24ba22 |
| SHA1 | 05cfb001a62e704a592a882b34b40fb322255400 |
| SHA256 | 84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb |
| SHA512 | a017af985d1e9f767c220e21c7297d820cbdc990400533264ba8a2305485596de1e200a841ee0bcde37a6cac7cad708dddf9aadaf522a5acd73f48c7db1c3802 |
C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
| MD5 | 011c506d3654778cec0f22e6ff24ba22 |
| SHA1 | 05cfb001a62e704a592a882b34b40fb322255400 |
| SHA256 | 84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb |
| SHA512 | a017af985d1e9f767c220e21c7297d820cbdc990400533264ba8a2305485596de1e200a841ee0bcde37a6cac7cad708dddf9aadaf522a5acd73f48c7db1c3802 |
\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
| MD5 | 011c506d3654778cec0f22e6ff24ba22 |
| SHA1 | 05cfb001a62e704a592a882b34b40fb322255400 |
| SHA256 | 84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb |
| SHA512 | a017af985d1e9f767c220e21c7297d820cbdc990400533264ba8a2305485596de1e200a841ee0bcde37a6cac7cad708dddf9aadaf522a5acd73f48c7db1c3802 |
memory/920-69-0x0000000010000000-0x000000001001C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-05-15 06:35
Reported
2023-05-15 06:38
Platform
win10v2004-20230220-en
Max time kernel
149s
Max time network
154s
Command Line
Signatures
FatalRat
Fatal Rat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2652 wrote to memory of 1148 | N/A | C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe |
| PID 2652 wrote to memory of 1148 | N/A | C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe |
| PID 2652 wrote to memory of 1148 | N/A | C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe | C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
"C:\Users\Admin\AppData\Local\Temp\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe"
C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
"C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| IE | 20.54.89.15:443 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| US | 8.8.8.8:53 | 164.113.223.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 52.152.110.14:443 | tcp | |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| HK | 154.39.238.12:8081 | tcp | |
| US | 52.152.110.14:443 | tcp | |
| US | 8.8.8.8:53 | 14.103.197.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| HK | 154.39.238.12:8081 | tcp | |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 20.189.173.3:443 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 105.104.123.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 42.220.44.20.in-addr.arpa | udp |
| HK | 154.39.238.12:8081 | tcp | |
| US | 117.18.237.29:80 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| US | 8.8.8.8:53 | 99.113.223.173.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 250.255.255.239.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 1.208.79.178.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.4.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.177.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 7.178.17.96.in-addr.arpa | udp |
| HK | 154.39.238.12:8081 | tcp | |
| HK | 154.39.238.12:8081 | tcp | |
| US | 8.8.8.8:53 | 16.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.232.18.117.in-addr.arpa | udp |
Files
memory/2652-133-0x0000000010000000-0x000000001001C000-memory.dmp
C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
| MD5 | 011c506d3654778cec0f22e6ff24ba22 |
| SHA1 | 05cfb001a62e704a592a882b34b40fb322255400 |
| SHA256 | 84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb |
| SHA512 | a017af985d1e9f767c220e21c7297d820cbdc990400533264ba8a2305485596de1e200a841ee0bcde37a6cac7cad708dddf9aadaf522a5acd73f48c7db1c3802 |
C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
| MD5 | 011c506d3654778cec0f22e6ff24ba22 |
| SHA1 | 05cfb001a62e704a592a882b34b40fb322255400 |
| SHA256 | 84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb |
| SHA512 | a017af985d1e9f767c220e21c7297d820cbdc990400533264ba8a2305485596de1e200a841ee0bcde37a6cac7cad708dddf9aadaf522a5acd73f48c7db1c3802 |
C:\Users\Admin\AppData\Local\84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb.exe
| MD5 | 011c506d3654778cec0f22e6ff24ba22 |
| SHA1 | 05cfb001a62e704a592a882b34b40fb322255400 |
| SHA256 | 84936e08715721d7a617cb846503028e8da90bccf9561152a641f3f1a47a3edb |
| SHA512 | a017af985d1e9f767c220e21c7297d820cbdc990400533264ba8a2305485596de1e200a841ee0bcde37a6cac7cad708dddf9aadaf522a5acd73f48c7db1c3802 |