Analysis Overview
SHA256
c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847
Threat Level: Known bad
The file c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847 was found to be: Known bad.
Malicious Activity Summary
Detects Windows executables referencing non-Windows User-Agents
Xworm family
Xworm
Detect Xworm Payload
Detects Windows executables referencing non-Windows User-Agents
Command and Scripting Interpreter: PowerShell
Drops startup file
Checks computer location settings
Adds Run key to start application
Looks up external IP address via web service
Enumerates physical storage devices
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-15 01:48
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects Windows executables referencing non-Windows User-Agents
| 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: behavioral2
Detonation Overview
Submitted
2024-06-15 01:48
Reported
2024-06-15 01:51
Platform
win10v2004-20240611-en
Max time kernel
125s
Max time network
138s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm
Detects Windows executables referencing non-Windows User-Agents
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
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\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\java.lnk | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\java.lnk | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Roaming\\java" | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe
"C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\java'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'java'
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| BE | 23.41.178.65:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 68.159.190.20.in-addr.arpa | udp |
| BE | 23.41.178.65:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 65.178.41.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | 1.112.95.208.in-addr.arpa | udp |
| US | 8.8.8.8:53 | z-cv.gl.at.ply.gg | udp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.58.20.217.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.121.18.2.in-addr.arpa | udp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 98.58.20.217.in-addr.arpa | udp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
Files
memory/1856-0-0x00007FFE70A13000-0x00007FFE70A15000-memory.dmp
memory/1856-1-0x00000000006C0000-0x00000000006D8000-memory.dmp
memory/1856-2-0x00007FFE70A10000-0x00007FFE714D1000-memory.dmp
memory/468-3-0x00007FFE70A10000-0x00007FFE714D1000-memory.dmp
memory/468-4-0x00007FFE70A10000-0x00007FFE714D1000-memory.dmp
memory/468-5-0x00007FFE70A10000-0x00007FFE714D1000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_biool03i.l4e.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/468-15-0x00000206E72E0000-0x00000206E7302000-memory.dmp
memory/468-18-0x00007FFE70A10000-0x00007FFE714D1000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
| MD5 | d85ba6ff808d9e5444a4b369f5bc2730 |
| SHA1 | 31aa9d96590fff6981b315e0b391b575e4c0804a |
| SHA256 | 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f |
| SHA512 | 8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | cb3a799921d48256ab45414af88b0aa8 |
| SHA1 | 8888fb5656f5f11576c0fbc3ba45d7df56000d28 |
| SHA256 | 5ad60a0e324106c6b5a8a7c41b4eac83234ed53cf26025dd4d63c0750b265105 |
| SHA512 | 21b53b49d0f95cb600444b15a274c31d9374ae96dc2ab464e6ada96bae11f1000e92f6f51f62e5b91891dbbb30e6ab9c71006a9a166b8d4ae24457dcd7efdf69 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | e25058a5d8ac6b42d8c7c9883c598303 |
| SHA1 | bd9e6194a36a959772fc020f905244900ffc3d57 |
| SHA256 | 9f6fe2203df58ba90b512b436fd74f5eeb4f39f4f9f54a41e882fc54e5f35d51 |
| SHA512 | 0146f2d1298acf189005217784e952d6e99bf7c8bf24ae9e9af1a2ca3d881dca39f19f3ecd06c7d0ad919bc929edaf6e97e0ab2d7f71733b9422527c594ea0c5 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | a7cc007980e419d553568a106210549a |
| SHA1 | c03099706b75071f36c3962fcc60a22f197711e0 |
| SHA256 | a5735921fc72189c8bf577f3911486cf031708dc8d6bc764fe3e593c0a053165 |
| SHA512 | b9aaf29403c467daef80a1ae87478afc33b78f4e1ca16189557011bb83cf9b3e29a0f85c69fa209c45201fb28baca47d31756eee07b79c6312c506e8370f7666 |
memory/1856-56-0x00007FFE70A13000-0x00007FFE70A15000-memory.dmp
memory/1856-57-0x00007FFE70A10000-0x00007FFE714D1000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-15 01:48
Reported
2024-06-15 01:51
Platform
win7-20240611-en
Max time kernel
143s
Max time network
147s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm
Detects Windows executables referencing non-Windows User-Agents
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\java.lnk | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\java.lnk | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Microsoft\Windows\CurrentVersion\Run\java = "C:\\Users\\Admin\\AppData\\Roaming\\java" | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | ip-api.com | N/A | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe
"C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'c39a61b17b9dfe4ceb6b4ad52223be0e3dfb9692978edbe2cfa4e835e3ff1847.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\java'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'java'
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | ip-api.com | udp |
| US | 208.95.112.1:80 | ip-api.com | tcp |
| US | 8.8.8.8:53 | z-cv.gl.at.ply.gg | udp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
| US | 147.185.221.20:14939 | z-cv.gl.at.ply.gg | tcp |
Files
memory/2940-0-0x000007FEF5E43000-0x000007FEF5E44000-memory.dmp
memory/2940-1-0x00000000009E0000-0x00000000009F8000-memory.dmp
memory/2940-2-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp
memory/2596-7-0x000000001B6E0000-0x000000001B9C2000-memory.dmp
memory/2596-8-0x0000000001E80000-0x0000000001E88000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | afd7853e55753b28890f2db2e7df5226 |
| SHA1 | 903827cc5f8f07fa1eaaa6df051ab3c13c401ec9 |
| SHA256 | eb4cab8a227c1ee19bf742bb9cb25dc66020c1b1205a6c27077a9250d83b39fe |
| SHA512 | 30895ac6e6571436f9b483779ddd00bb523d1bb7dfeff8e3d09df2f0699c179b5c937ba32eecb3b4f3aff76b9d9252a1f95fb57edf8320184ee8f1611ff53ee9 |
memory/2636-14-0x000000001B650000-0x000000001B932000-memory.dmp
memory/2636-15-0x0000000001F40000-0x0000000001F48000-memory.dmp
\??\PIPE\srvsvc
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/2940-31-0x000007FEF5E43000-0x000007FEF5E44000-memory.dmp
memory/2940-32-0x000007FEF5E40000-0x000007FEF682C000-memory.dmp