Analysis Overview
SHA256
c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c
Threat Level: Known bad
The file c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c was found to be: Known bad.
Malicious Activity Summary
FatalRat
Fatal Rat payload
ASPack v2.12-2.42
Executes dropped EXE
Enumerates physical storage devices
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-08-16 15:34
Signatures
ASPack v2.12-2.42
| 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
2023-08-16 15:34
Reported
2023-08-16 15:36
Platform
win7-20230712-en
Max time kernel
140s
Max time network
120s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2896 wrote to memory of 2088 | N/A | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2896 wrote to memory of 2088 | N/A | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2896 wrote to memory of 2088 | N/A | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2896 wrote to memory of 2088 | N/A | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe
"C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2896 -s 116
Network
| Country | Destination | Domain | Proto |
| MU | 156.236.70.181:16553 | tcp |
Files
memory/2896-53-0x0000000000020000-0x000000000003D000-memory.dmp
memory/2896-54-0x0000000000020000-0x000000000003D000-memory.dmp
memory/2896-55-0x0000000000020000-0x000000000003D000-memory.dmp
memory/2896-56-0x0000000000180000-0x00000000001C0000-memory.dmp
memory/2896-57-0x0000000000020000-0x000000000003D000-memory.dmp
memory/2896-58-0x0000000000180000-0x00000000001C0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-08-16 15:34
Reported
2023-08-16 15:36
Platform
win10v2004-20230703-en
Max time kernel
146s
Max time network
156s
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 |
ASPack v2.12-2.42
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2468 wrote to memory of 2960 | N/A | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe |
| PID 2468 wrote to memory of 2960 | N/A | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe |
| PID 2468 wrote to memory of 2960 | N/A | C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe | C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe
"C:\Users\Admin\AppData\Local\Temp\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe"
C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe
"C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe"
Network
| Country | Destination | Domain | Proto |
| MU | 156.236.70.181:16553 | tcp | |
| US | 8.8.8.8:53 | 181.70.236.156.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.81.21.72.in-addr.arpa | udp |
| MU | 156.236.70.181:16553 | tcp | |
| US | 8.8.8.8:53 | 67.31.126.40.in-addr.arpa | udp |
| MU | 156.236.70.181:5858 | tcp | |
| US | 8.8.8.8:53 | 108.211.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 63.13.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.193.132.51.in-addr.arpa | udp |
Files
memory/2468-133-0x0000000000F30000-0x0000000000F4D000-memory.dmp
memory/2468-134-0x0000000000F30000-0x0000000000F4D000-memory.dmp
memory/2468-135-0x0000000000F30000-0x0000000000F4D000-memory.dmp
memory/2468-136-0x0000000000B60000-0x0000000000C60000-memory.dmp
memory/2468-138-0x0000000010000000-0x0000000010031000-memory.dmp
memory/2468-137-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2468-140-0x0000000000AD0000-0x0000000000B08000-memory.dmp
memory/2468-142-0x0000000000B10000-0x0000000000B3A000-memory.dmp
C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe
| MD5 | 8915fd2dcf25f43d4b753c4ff500cad1 |
| SHA1 | c86551498d467703d037d3c1d539e563a8600050 |
| SHA256 | c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c |
| SHA512 | 85270959b72deb3f62c6e42926e4c7b1ffb40b1ccbd4bcde2aec462d0159526cf8dd1909640207acd69eaa7640e4bcde74679b822ecbd394a7772342c988c294 |
C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe
| MD5 | 8915fd2dcf25f43d4b753c4ff500cad1 |
| SHA1 | c86551498d467703d037d3c1d539e563a8600050 |
| SHA256 | c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c |
| SHA512 | 85270959b72deb3f62c6e42926e4c7b1ffb40b1ccbd4bcde2aec462d0159526cf8dd1909640207acd69eaa7640e4bcde74679b822ecbd394a7772342c988c294 |
memory/2468-161-0x0000000000F30000-0x0000000000F4D000-memory.dmp
memory/2960-160-0x0000000000580000-0x000000000059D000-memory.dmp
memory/2960-162-0x0000000000580000-0x000000000059D000-memory.dmp
C:\Users\Admin\AppData\Local\c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c.exe
| MD5 | 8915fd2dcf25f43d4b753c4ff500cad1 |
| SHA1 | c86551498d467703d037d3c1d539e563a8600050 |
| SHA256 | c276f1bdc7e7394ed1e92a510827c6c188ca4a38a77bfd1c4e74ba8b2c25084c |
| SHA512 | 85270959b72deb3f62c6e42926e4c7b1ffb40b1ccbd4bcde2aec462d0159526cf8dd1909640207acd69eaa7640e4bcde74679b822ecbd394a7772342c988c294 |
memory/2960-163-0x00000000017C0000-0x00000000018C0000-memory.dmp
memory/2960-165-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2960-168-0x00000000013F0000-0x000000000141A000-memory.dmp
memory/2960-173-0x0000000000580000-0x000000000059D000-memory.dmp
memory/2960-174-0x00000000017C0000-0x00000000018C0000-memory.dmp