Analysis Overview
SHA256
0d09129f4495e20b9eb626738599b9c3305d63378ea42574b105e5f4ef79b258
Threat Level: Known bad
The file zzzzz.exe was found to be: Known bad.
Malicious Activity Summary
Xworm family
Xworm
Detect Xworm Payload
Executes dropped EXE
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Uses Task Scheduler COM API
Scheduled Task/Job: Scheduled Task
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-20 18:22
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
2024-06-20 18:22
Reported
2024-06-20 18:25
Platform
win7-20240611-en
Max time kernel
129s
Max time network
143s
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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Xworm
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| 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\zzzzz.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\zzzzz.exe
"C:\Users\Admin\AppData\Local\Temp\zzzzz.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "zzzzz" /tr "C:\Users\Admin\AppData\Roaming\zzzzz.exe"
C:\Windows\system32\taskeng.exe
taskeng.exe {B6821CF4-AA79-48FE-83EA-38AFCA6114E8} S-1-5-21-39690363-730359138-1046745555-1000:EILATWEW\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\zzzzz.exe
C:\Users\Admin\AppData\Roaming\zzzzz.exe
C:\Users\Admin\AppData\Roaming\zzzzz.exe
C:\Users\Admin\AppData\Roaming\zzzzz.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | meet-showtimes.gl.at.ply.gg | udp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
Files
memory/2248-0-0x000007FEF6133000-0x000007FEF6134000-memory.dmp
memory/2248-1-0x00000000002D0000-0x00000000002DE000-memory.dmp
memory/2248-3-0x000007FEF6130000-0x000007FEF6B1C000-memory.dmp
memory/2248-4-0x000007FEF6133000-0x000007FEF6134000-memory.dmp
memory/2248-5-0x000007FEF6130000-0x000007FEF6B1C000-memory.dmp
C:\Users\Admin\AppData\Roaming\zzzzz.exe
| MD5 | 3868b761a570c377d7f3c067b971c808 |
| SHA1 | 9e77af08c7a56e3a9aca2a46b833669a813000d3 |
| SHA256 | 0d09129f4495e20b9eb626738599b9c3305d63378ea42574b105e5f4ef79b258 |
| SHA512 | 8d14fbddf0921f598040f6702dafbbbd2ecef17f167e15e31d549a56de290caee0cdc67d5c38d70ea4d4a047fd47e94efc50095c77cd712fbd981b34bfdc4d94 |
memory/460-9-0x0000000000340000-0x000000000034E000-memory.dmp
memory/1952-11-0x0000000000040000-0x000000000004E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-20 18:22
Reported
2024-06-20 18:25
Platform
win10v2004-20240611-en
Max time kernel
149s
Max time network
151s
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-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\zzzzz.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
Enumerates physical storage devices
Scheduled Task/Job: Scheduled Task
| 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\zzzzz.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\zzzzz.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1848 wrote to memory of 2464 | N/A | C:\Users\Admin\AppData\Local\Temp\zzzzz.exe | C:\Windows\System32\schtasks.exe |
| PID 1848 wrote to memory of 2464 | N/A | C:\Users\Admin\AppData\Local\Temp\zzzzz.exe | C:\Windows\System32\schtasks.exe |
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\zzzzz.exe
"C:\Users\Admin\AppData\Local\Temp\zzzzz.exe"
C:\Windows\System32\schtasks.exe
"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "zzzzz" /tr "C:\Users\Admin\AppData\Roaming\zzzzz.exe"
C:\Users\Admin\AppData\Roaming\zzzzz.exe
C:\Users\Admin\AppData\Roaming\zzzzz.exe
C:\Users\Admin\AppData\Roaming\zzzzz.exe
C:\Users\Admin\AppData\Roaming\zzzzz.exe
C:\Users\Admin\AppData\Roaming\zzzzz.exe
C:\Users\Admin\AppData\Roaming\zzzzz.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 13.107.21.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 73.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.21.107.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | meet-showtimes.gl.at.ply.gg | udp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 131.83.221.88.in-addr.arpa | udp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.27.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 10.27.171.150.in-addr.arpa | udp |
| US | 147.185.221.20:33561 | meet-showtimes.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 89.65.42.20.in-addr.arpa | udp |
Files
memory/1848-0-0x0000000000660000-0x000000000066E000-memory.dmp
memory/1848-1-0x00007FFC9CC13000-0x00007FFC9CC15000-memory.dmp
memory/1848-3-0x00007FFC9CC10000-0x00007FFC9D6D1000-memory.dmp
C:\Users\Admin\AppData\Roaming\zzzzz.exe
| MD5 | 3868b761a570c377d7f3c067b971c808 |
| SHA1 | 9e77af08c7a56e3a9aca2a46b833669a813000d3 |
| SHA256 | 0d09129f4495e20b9eb626738599b9c3305d63378ea42574b105e5f4ef79b258 |
| SHA512 | 8d14fbddf0921f598040f6702dafbbbd2ecef17f167e15e31d549a56de290caee0cdc67d5c38d70ea4d4a047fd47e94efc50095c77cd712fbd981b34bfdc4d94 |
memory/1276-6-0x00007FFC9CC10000-0x00007FFC9D6D1000-memory.dmp
memory/1276-8-0x00007FFC9CC10000-0x00007FFC9D6D1000-memory.dmp
memory/1848-9-0x00007FFC9CC10000-0x00007FFC9D6D1000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\zzzzz.exe.log
| MD5 | 2ff39f6c7249774be85fd60a8f9a245e |
| SHA1 | 684ff36b31aedc1e587c8496c02722c6698c1c4e |
| SHA256 | e1b91642d85d98124a6a31f710e137ab7fd90dec30e74a05ab7fcf3b7887dced |
| SHA512 | 1d7e8b92ef4afd463d62cfa7e8b9d1799db5bf2a263d3cd7840df2e0a1323d24eb595b5f8eb615c6cb15f9e3a7b4fc99f8dd6a3d34479222e966ec708998aed1 |