Analysis Overview
SHA256
d3e050241bc051ef74ac9f29b00a6940e86b7d9a4e379f053af78c7158c7833d
Threat Level: Known bad
The file VirusShare_546dae0132f9dac504e612c9dc3c4163 was found to be: Known bad.
Malicious Activity Summary
Detect XtremeRAT payload
XtremeRAT
Detects executables packed with SmartAssembly
UPX dump on OEP (original entry point)
Checks computer location settings
Executes dropped EXE
UPX packed file
Drops desktop.ini file(s)
Drops file in Windows directory
Unsigned PE
Program crash
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-02-04 13:31
Signatures
Detects executables packed with SmartAssembly
| 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
2024-02-04 13:31
Reported
2024-02-04 13:33
Platform
win7-20231215-en
Max time kernel
150s
Max time network
124s
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 dump on OEP (original entry point)
| 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 |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.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 |
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.exe"
C:\Windows\SysWOW64\svchost.exe
svchost.exe
C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
Network
Files
memory/2916-0-0x000007FEF5BC0000-0x000007FEF655D000-memory.dmp
memory/2916-2-0x0000000000A50000-0x0000000000AD0000-memory.dmp
memory/2916-1-0x0000000000680000-0x000000000068A000-memory.dmp
memory/2916-3-0x0000000000B60000-0x0000000000B70000-memory.dmp
memory/2916-5-0x0000000000A50000-0x0000000000AD0000-memory.dmp
memory/2916-4-0x000007FEF5BC0000-0x000007FEF655D000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 17a25ac941c0c8120792bb261e9610de |
| SHA1 | 23edcf940b585ee7d8ff4d6ee3ab7e264f1a2ae2 |
| SHA256 | 2aca490f5938f1db06e8e571f429b34bd61d39c3c0a62275ef8773f5ceba4c05 |
| SHA512 | 23d94f02f206525eee55a9884a95b27eefcee1f139333adbf5cec55fbb64da8eecf3acd703859ee76413dfd28a95f18bc580cfd04cac4834b336625b916ca153 |
memory/2768-13-0x0000000010000000-0x000000001004B000-memory.dmp
memory/2672-14-0x0000000010000000-0x000000001004B000-memory.dmp
memory/2768-17-0x0000000010000000-0x000000001004B000-memory.dmp
memory/2916-18-0x000007FEF5BC0000-0x000007FEF655D000-memory.dmp
memory/2916-19-0x0000000000A50000-0x0000000000AD0000-memory.dmp
memory/2916-20-0x0000000000A50000-0x0000000000AD0000-memory.dmp
memory/2672-21-0x0000000010000000-0x000000001004B000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-02-04 13:31
Reported
2024-02-04 13:33
Platform
win10v2004-20231215-en
Max time kernel
140s
Max time network
153s
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 dump on OEP (original entry point)
| 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\server.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 |
| N/A | N/A | N/A | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_546dae0132f9dac504e612c9dc3c4163.exe"
C:\Users\Admin\AppData\Local\Temp\server.exe
"C:\Users\Admin\AppData\Local\Temp\server.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 420 -p 4532 -ip 4532
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 480
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4532 -ip 4532
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4532 -s 476
Network
| Country | Destination | Domain | Proto |
| NL | 52.142.223.178:80 | tcp | |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.227.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 27.73.42.20.in-addr.arpa | udp |
Files
memory/228-0-0x00007FFD79960000-0x00007FFD7A301000-memory.dmp
memory/228-1-0x00007FFD79960000-0x00007FFD7A301000-memory.dmp
memory/228-2-0x0000000000C40000-0x0000000000C50000-memory.dmp
memory/228-3-0x000000001B860000-0x000000001BD2E000-memory.dmp
memory/228-4-0x0000000000BD0000-0x0000000000BDA000-memory.dmp
memory/228-7-0x000000001BD70000-0x000000001BD80000-memory.dmp
memory/228-8-0x000000001BFA0000-0x000000001C046000-memory.dmp
memory/228-9-0x000000001C0F0000-0x000000001C18C000-memory.dmp
memory/228-10-0x0000000000BC0000-0x0000000000BC8000-memory.dmp
memory/228-11-0x000000001C380000-0x000000001C3CC000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\server.exe
| MD5 | 17a25ac941c0c8120792bb261e9610de |
| SHA1 | 23edcf940b585ee7d8ff4d6ee3ab7e264f1a2ae2 |
| SHA256 | 2aca490f5938f1db06e8e571f429b34bd61d39c3c0a62275ef8773f5ceba4c05 |
| SHA512 | 23d94f02f206525eee55a9884a95b27eefcee1f139333adbf5cec55fbb64da8eecf3acd703859ee76413dfd28a95f18bc580cfd04cac4834b336625b916ca153 |
memory/2572-19-0x0000000010000000-0x000000001004B000-memory.dmp
memory/4532-21-0x0000000010000000-0x000000001004B000-memory.dmp
memory/2572-22-0x0000000010000000-0x000000001004B000-memory.dmp
memory/4532-23-0x0000000010000000-0x000000001004B000-memory.dmp
memory/228-24-0x00007FFD79960000-0x00007FFD7A301000-memory.dmp
memory/228-25-0x0000000000C40000-0x0000000000C50000-memory.dmp