Analysis Overview
SHA256
e7dcf867fd6fdd0169ddd1e398e9646325efa4a02be33c3b6ac5f376b1f58a2a
Threat Level: Known bad
The file 91c725950c5b75fadb920420b570c0ad was found to be: Known bad.
Malicious Activity Summary
XtremeRAT
Detect XtremeRAT payload
Checks computer location settings
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
Enumerates physical storage devices
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Modifies registry class
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-05 10:39
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-05 10:39
Reported
2024-02-05 10:42
Platform
win7-20231129-en
Max time kernel
119s
Max time network
120s
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 |
| 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
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2420 set thread context of 2872 | N/A | C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe
"C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\s4c.vbs"
Network
Files
memory/2420-0-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-9-0x0000000077430000-0x0000000077540000-memory.dmp
memory/2420-12-0x0000000000340000-0x0000000000350000-memory.dmp
memory/2420-11-0x0000000000340000-0x0000000000350000-memory.dmp
memory/2420-10-0x0000000000340000-0x0000000000350000-memory.dmp
memory/2420-13-0x0000000074F40000-0x00000000754EB000-memory.dmp
memory/2420-14-0x0000000074F40000-0x00000000754EB000-memory.dmp
memory/2420-15-0x00000000020A0000-0x00000000020E0000-memory.dmp
memory/2420-18-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-25-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-28-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-35-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-36-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-34-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-47-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-51-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/2872-66-0x0000000000400000-0x0000000000400000-memory.dmp
memory/2872-65-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2872-63-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2872-62-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2872-61-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2872-60-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2872-59-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2872-58-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2872-57-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2872-56-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2420-55-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/2420-54-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/2420-72-0x0000000077430000-0x0000000077540000-memory.dmp
memory/2420-73-0x0000000074F40000-0x00000000754EB000-memory.dmp
memory/2420-74-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/2420-50-0x00000000004E0000-0x00000000005E0000-memory.dmp
memory/2420-46-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-45-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-44-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-42-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-43-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-41-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-40-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-39-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-38-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-37-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-33-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-32-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-31-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-30-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-29-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-27-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-26-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-24-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-23-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-22-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-21-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-20-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-19-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-17-0x00000000002C0000-0x00000000002F4000-memory.dmp
memory/2420-16-0x00000000002C0000-0x00000000002F4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-05 10:39
Reported
2024-02-05 10:42
Platform
win10v2004-20231215-en
Max time kernel
90s
Max time network
150s
Command Line
Signatures
Detect XtremeRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
XtremeRAT
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe | N/A |
Uses the VBS compiler for execution
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2136 set thread context of 1344 | N/A | C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-1232405761-1209240240-3206092754-1000_Classes\Local Settings | C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe
"C:\Users\Admin\AppData\Local\Temp\91c725950c5b75fadb920420b570c0ad.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1344 -ip 1344
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1344 -s 12
C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\s4c.vbs"
Network
| Country | Destination | Domain | Proto |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 187.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 30.243.111.52.in-addr.arpa | udp |
Files
memory/2136-0-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-15-0x0000000000740000-0x0000000000750000-memory.dmp
memory/2136-14-0x0000000000740000-0x0000000000750000-memory.dmp
memory/2136-16-0x00000000747E0000-0x0000000074D91000-memory.dmp
memory/2136-17-0x00000000747E0000-0x0000000074D91000-memory.dmp
memory/2136-13-0x0000000000740000-0x0000000000750000-memory.dmp
memory/2136-12-0x0000000075380000-0x0000000075470000-memory.dmp
memory/2136-18-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-22-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-33-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-34-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-32-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-31-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-43-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-49-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-48-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-47-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-56-0x0000000000580000-0x0000000000680000-memory.dmp
memory/1344-58-0x0000000000C80000-0x0000000000C92000-memory.dmp
memory/2136-57-0x0000000000580000-0x0000000000680000-memory.dmp
memory/2136-53-0x0000000000580000-0x0000000000680000-memory.dmp
memory/2136-52-0x0000000000580000-0x0000000000680000-memory.dmp
memory/2136-46-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-45-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-44-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-42-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-40-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-41-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-39-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-38-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-37-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-35-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-36-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-30-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-29-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-28-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-27-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-26-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-25-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-24-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-23-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-21-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-19-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-20-0x00000000001C0000-0x00000000001F4000-memory.dmp
memory/2136-11-0x0000000075380000-0x0000000075470000-memory.dmp
memory/2136-10-0x0000000075380000-0x0000000075470000-memory.dmp
memory/2136-9-0x0000000075380000-0x0000000075470000-memory.dmp
memory/2136-65-0x0000000075380000-0x0000000075470000-memory.dmp
memory/2136-66-0x00000000747E0000-0x0000000074D91000-memory.dmp
memory/1344-67-0x0000000000400000-0x0000000000400000-memory.dmp