Analysis Overview
SHA256
3ab164f3368093e4dfc1d8d03a94e7df887e7c6b801218f92ae73ee5bfecc0e4
Threat Level: Known bad
The file 90844ef2c6d36deeee5a5e041e001278 was found to be: Known bad.
Malicious Activity Summary
Xtremerat family
Detect XtremeRAT payload
XtremeRAT
UPX packed file
Enumerates physical storage devices
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-05 00:07
Signatures
Detect XtremeRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xtremerat family
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 |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-05 00:07
Reported
2024-02-05 00:09
Platform
win7-20231129-en
Max time kernel
140s
Max time network
117s
Command Line
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2956 wrote to memory of 1096 | N/A | C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2956 wrote to memory of 1096 | N/A | C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2956 wrote to memory of 1096 | N/A | C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe | C:\Windows\SysWOW64\WerFault.exe |
| PID 2956 wrote to memory of 1096 | N/A | C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe | C:\Windows\SysWOW64\WerFault.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe
"C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 160
Network
Files
memory/2956-0-0x0000000010000000-0x0000000010048000-memory.dmp
memory/2956-1-0x0000000010000000-0x0000000010048000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-05 00:07
Reported
2024-02-05 00:09
Platform
win10v2004-20231215-en
Max time kernel
139s
Max time network
155s
Command Line
Signatures
Detect XtremeRAT 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 |
XtremeRAT
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 |
| N/A | N/A | N/A | N/A |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\svchost.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\svchost.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe
"C:\Users\Admin\AppData\Local\Temp\90844ef2c6d36deeee5a5e041e001278.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4464 -ip 4464
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 480
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4464 -ip 4464
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4464 -s 500
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.173.189.20.in-addr.arpa | udp |
Files
memory/1484-0-0x0000000010000000-0x0000000010048000-memory.dmp
memory/4464-1-0x0000000010000000-0x0000000010048000-memory.dmp
memory/1484-2-0x0000000010000000-0x0000000010048000-memory.dmp
memory/4464-3-0x0000000010000000-0x0000000010048000-memory.dmp