Analysis Overview
SHA256
72c9de356d2e8ef88d9c3ec03a3fb952500ea42f73de0be612e83d2e7026818f
Threat Level: Known bad
The file 93ed1ecb220c1953e232e9487a4da013 was found to be: Known bad.
Malicious Activity Summary
Detect XtremeRAT payload
XtremeRAT
Xtremerat family
Modifies Installed Components in the registry
UPX packed file
Adds Run key to start application
Drops file in System32 directory
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-06 05:26
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: behavioral2
Detonation Overview
Submitted
2024-02-06 05:26
Reported
2024-02-06 05:28
Platform
win10v2004-20231222-en
Max time kernel
91s
Max time network
150s
Command Line
Signatures
Detect XtremeRAT payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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XtremeRAT
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{4JS7M4M0-WO13-CYDT-LITD-2ITF43270MAY} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{4JS7M4M0-WO13-CYDT-LITD-2ITF43270MAY}\StubPath = "C:\\Windows\\system32\\InstallDir\\Server.exe restart" | C:\Windows\SysWOW64\svchost.exe | N/A |
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 |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\InstallDir\Server.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File created | C:\Windows\SysWOW64\InstallDir\Server.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\InstallDir\ | C:\Windows\SysWOW64\svchost.exe | 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 |
| 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 SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\93ed1ecb220c1953e232e9487a4da013.exe
"C:\Users\Admin\AppData\Local\Temp\93ed1ecb220c1953e232e9487a4da013.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4592 -ip 4592
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 480
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4592 -ip 4592
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4592 -s 488
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 1372 -ip 1372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 972
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 1372 -ip 1372
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 1000
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
Files
memory/1540-0-0x0000000010000000-0x000000001004D000-memory.dmp
memory/4592-1-0x0000000010000000-0x000000001004D000-memory.dmp
memory/1372-2-0x0000000010000000-0x000000001004D000-memory.dmp
memory/1540-3-0x0000000010000000-0x000000001004D000-memory.dmp
memory/1372-6-0x0000000010000000-0x000000001004D000-memory.dmp
memory/1372-7-0x0000000010000000-0x000000001004D000-memory.dmp
memory/1372-8-0x0000000010000000-0x000000001004D000-memory.dmp
memory/4592-9-0x0000000010000000-0x000000001004D000-memory.dmp
memory/1372-10-0x0000000010000000-0x000000001004D000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-02-06 05:26
Reported
2024-02-06 05:28
Platform
win7-20231215-en
Max time kernel
150s
Max time network
121s
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 |
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| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
XtremeRAT
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{4JS7M4M0-WO13-CYDT-LITD-2ITF43270MAY} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4JS7M4M0-WO13-CYDT-LITD-2ITF43270MAY}\StubPath = "C:\\Windows\\system32\\InstallDir\\Server.exe restart" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Key created | \REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{4JS7M4M0-WO13-CYDT-LITD-2ITF43270MAY} | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{4JS7M4M0-WO13-CYDT-LITD-2ITF43270MAY}\StubPath = "C:\\Windows\\system32\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
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 |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\system32\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-928733405-3780110381-2966456290-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\system32\\InstallDir\\Server.exe" | C:\Windows\SysWOW64\svchost.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\InstallDir\Server.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File created | C:\Windows\SysWOW64\InstallDir\Server.exe | C:\Windows\SysWOW64\svchost.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\InstallDir\ | C:\Windows\SysWOW64\svchost.exe | N/A |
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\93ed1ecb220c1953e232e9487a4da013.exe
"C:\Users\Admin\AppData\Local\Temp\93ed1ecb220c1953e232e9487a4da013.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Windows\SysWOW64\svchost.exe
svchost.exe
Network
| Country | Destination | Domain | Proto |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp | |
| N/A | 127.0.0.1:81 | tcp |
Files
memory/2372-0-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2860-1-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2860-3-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2380-6-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2372-7-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2380-10-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2380-11-0x0000000010000000-0x000000001004D000-memory.dmp
C:\Windows\SysWOW64\InstallDir\Server.exe
| MD5 | 93ed1ecb220c1953e232e9487a4da013 |
| SHA1 | 515d4165976f77bce72ca154fca5c396a0f1e494 |
| SHA256 | 72c9de356d2e8ef88d9c3ec03a3fb952500ea42f73de0be612e83d2e7026818f |
| SHA512 | bc8fbd9691f22b091c105a73d3f43e26b01725661291feb7846099610a5b4d8bff466a618169ef6005134f4007b4ef853190629cc6e44c9dd455cdc309a8ae4e |
memory/2860-13-0x0000000010000000-0x000000001004D000-memory.dmp
memory/2380-14-0x0000000010000000-0x000000001004D000-memory.dmp