Analysis Overview
SHA256
101435d2949c34334d71b9cc9e4d2a61cf9cc7930e499ebb132f44ceada61194
Threat Level: Known bad
The file 101435d2949c34334d71b9cc9e4d2a61cf9cc7930e499ebb132f44ceada61194 was found to be: Known bad.
Malicious Activity Summary
Xworm
Xworm family
Detect Xworm Payload
Checks computer location settings
Executes dropped EXE
Drops startup file
Reads user/profile data of web browsers
Adds Run key to start application
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Uses Task Scheduler COM API
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-31 12:47
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-31 12:47
Reported
2024-05-31 12:49
Platform
win7-20231129-en
Max time kernel
149s
Max time network
150s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AMD Graphics Manager.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AMD Graphics Manager.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Reads user/profile data of web browsers
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Windows\CurrentVersion\Run\AMD Graphics Manager = "C:\\Users\\Admin\\AppData\\Roaming\\AMD Graphics Manager" | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1276 wrote to memory of 2204 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\schtasks.exe |
| PID 1276 wrote to memory of 2204 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\schtasks.exe |
| PID 1276 wrote to memory of 2204 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\XClient.exe
"C:\Users\Admin\AppData\Local\Temp\XClient.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "AMD Graphics Manager" /tr "C:\Users\Admin\AppData\Roaming\AMD Graphics Manager"
C:\Windows\system32\taskeng.exe
taskeng.exe {F9C61D30-1092-42C9-A435-20EFC0B8E938} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
Network
| Country | Destination | Domain | Proto |
| NL | 91.92.241.69:5555 | tcp |
Files
memory/1276-0-0x000007FEF5593000-0x000007FEF5594000-memory.dmp
memory/1276-1-0x0000000000DA0000-0x0000000000DB6000-memory.dmp
memory/1276-5-0x000007FEF5590000-0x000007FEF5F7C000-memory.dmp
memory/1276-6-0x000000001D830000-0x000000001DB80000-memory.dmp
memory/1276-7-0x000007FEF5593000-0x000007FEF5594000-memory.dmp
memory/1276-8-0x000007FEF5590000-0x000007FEF5F7C000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-31 12:47
Reported
2024-05-31 12:49
Platform
win10v2004-20240508-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Xworm
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AMD Graphics Manager.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AMD Graphics Manager.lnk | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\AMD Graphics Manager | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\AMD Graphics Manager | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AMD Graphics Manager = "C:\\Users\\Admin\\AppData\\Roaming\\AMD Graphics Manager" | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\AMD Graphics Manager | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\AMD Graphics Manager | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1084 wrote to memory of 2292 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\schtasks.exe |
| PID 1084 wrote to memory of 2292 | N/A | C:\Users\Admin\AppData\Local\Temp\XClient.exe | C:\Windows\System32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\XClient.exe
"C:\Users\Admin\AppData\Local\Temp\XClient.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "AMD Graphics Manager" /tr "C:\Users\Admin\AppData\Roaming\AMD Graphics Manager"
C:\Users\Admin\AppData\Roaming\AMD Graphics Manager
"C:\Users\Admin\AppData\Roaming\AMD Graphics Manager"
C:\Users\Admin\AppData\Roaming\AMD Graphics Manager
"C:\Users\Admin\AppData\Roaming\AMD Graphics Manager"
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 | 249.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 71.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| NL | 23.62.61.113:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 113.61.62.23.in-addr.arpa | udp |
| NL | 91.92.241.69:5555 | tcp | |
| US | 8.8.8.8:53 | 69.241.92.91.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.56.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
Files
memory/1084-0-0x00000000009B0000-0x00000000009C6000-memory.dmp
memory/1084-1-0x00007FF816413000-0x00007FF816415000-memory.dmp
memory/1084-5-0x00007FF816410000-0x00007FF816ED1000-memory.dmp
memory/1084-6-0x00007FF816410000-0x00007FF816ED1000-memory.dmp
C:\Users\Admin\AppData\Roaming\AMD Graphics Manager
| MD5 | 0f803689398c092ad9ae274d5c7507d6 |
| SHA1 | 693161863fa62cb65e7f3102d55087a9bf816889 |
| SHA256 | 0c336bb9258f45ded239bfd2a721a779c3a467cfd177d9ab75841d6eb61d2a8a |
| SHA512 | 1fed05b278b8243c1e45c34a1eca78492fb24d18296feac978bd54528359d2c07a783bff434921a26a96ba122a8dc9da6d00b9cdda09c6c8569910d0472080f8 |
memory/1048-9-0x00007FF816410000-0x00007FF816ED1000-memory.dmp
memory/1048-11-0x00007FF816410000-0x00007FF816ED1000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\AMD Graphics Manager.log
| MD5 | 2ff39f6c7249774be85fd60a8f9a245e |
| SHA1 | 684ff36b31aedc1e587c8496c02722c6698c1c4e |
| SHA256 | e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced |
| SHA512 | 1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1 |