Analysis Overview
SHA256
ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526
Threat Level: Known bad
The file ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526 was found to be: Known bad.
Malicious Activity Summary
Xworm family
Xworm
Detect Xworm Payload
Command and Scripting Interpreter: PowerShell
Drops startup file
Checks computer location settings
Adds Run key to start application
Unsigned PE
Enumerates physical storage devices
Suspicious use of SetWindowsHookEx
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-26 15:54
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
2024-05-26 15:54
Reported
2024-05-26 15:56
Platform
win7-20240508-en
Max time kernel
125s
Max time network
140s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm
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 opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000\Software\Microsoft\Windows\CurrentVersion\Run\Chrome = "C:\\ProgramData\\Chrome.exe" | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | 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\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.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\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe
"C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.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\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\Chrome.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Chrome.exe'
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | character-estimate.gl.at.ply.gg | udp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
Files
memory/1916-0-0x000007FEF6193000-0x000007FEF6194000-memory.dmp
memory/1916-1-0x0000000000BE0000-0x0000000000BFC000-memory.dmp
memory/2972-6-0x00000000029C0000-0x0000000002A40000-memory.dmp
memory/2972-7-0x000000001B880000-0x000000001BB62000-memory.dmp
memory/2972-8-0x0000000001F40000-0x0000000001F48000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
| MD5 | e94176206cabaebce068e4d2ea867e7a |
| SHA1 | c2830e16b2b0ad195348cb5662de89c4bc9fd7f8 |
| SHA256 | af65742422c0aaf57a183eb0876cdd74ebb23158916195443925301e86c50ebf |
| SHA512 | 8a6f2e32f4fedde1d8d2994adc6b00cbd9a7e6684080684e8b85463a40768ac64f2baf9805faff43569450a717e63e09d04692b81a077641da860279538371e0 |
memory/2588-14-0x000000001B7F0000-0x000000001BAD2000-memory.dmp
memory/2588-15-0x0000000002860000-0x0000000002868000-memory.dmp
memory/1916-30-0x000000001B130000-0x000000001B1B0000-memory.dmp
memory/1916-31-0x000007FEF6193000-0x000007FEF6194000-memory.dmp
memory/1916-32-0x000000001B130000-0x000000001B1B0000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-26 15:54
Reported
2024-05-26 15:56
Platform
win10v2004-20240508-en
Max time kernel
133s
Max time network
151s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm
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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Chrome.lnk | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Chrome = "C:\\ProgramData\\Chrome.exe" | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | 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\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.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\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe
"C:\Users\Admin\AppData\Local\Temp\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.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\ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'ca83463a0b08d1a04d19a0a28e11e6a8123753061a91e21dbf09a1aba55e1526.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\ProgramData\Chrome.exe'
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'Chrome.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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 20.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | character-estimate.gl.at.ply.gg | udp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
| 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 | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 147.185.221.19:61192 | character-estimate.gl.at.ply.gg | tcp |
Files
memory/1396-0-0x00007FFE899C3000-0x00007FFE899C5000-memory.dmp
memory/1396-1-0x0000000000AF0000-0x0000000000B0C000-memory.dmp
memory/3924-2-0x0000029FAD1E0000-0x0000029FAD202000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o05w5432.mi5.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3924-12-0x00007FFE899C0000-0x00007FFE8A481000-memory.dmp
memory/3924-13-0x00007FFE899C0000-0x00007FFE8A481000-memory.dmp
memory/3924-14-0x00007FFE899C0000-0x00007FFE8A481000-memory.dmp
memory/3924-15-0x00007FFE899C0000-0x00007FFE8A481000-memory.dmp
memory/3924-18-0x00007FFE899C0000-0x00007FFE8A481000-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 | e243a38635ff9a06c87c2a61a2200656 |
| SHA1 | ecd95ed5bf1a9fbe96a8448fc2814a0210fa2afc |
| SHA256 | af5782703f3f2d5a29fb313dae6680a64134db26064d4a321a3f23b75f6ca00f |
| SHA512 | 4418957a1b10eee44cf270c81816ae707352411c4f5ac14b6b61ab537c91480e24e0a0a2c276a6291081b4984c123cf673a45dcedb0ceeef682054ba0fc19cb4 |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | 110b59ca4d00786d0bde151d21865049 |
| SHA1 | 557e730d93fdf944a0cad874022df1895fb5b2e2 |
| SHA256 | 77f69011c214ea5a01fd2035d781914c4893aee66d784deadc22179eadfdf77f |
| SHA512 | cb55ac6eca50f4427718bace861679c88b2fdfea94d30209e8d61ca73a6ce9f8c4b5334922d2660a829b0636d20cbdf3bae1497c920e604efe6c636019feb10e |
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
| MD5 | ef72c47dbfaae0b9b0d09f22ad4afe20 |
| SHA1 | 5357f66ba69b89440b99d4273b74221670129338 |
| SHA256 | 692ec20c7039170fb199510f0436181fd155e6b4516d4d1c9e1675adf99aaa7f |
| SHA512 | 7514b6bc8dc39fa618223300be27cd535dc35b18c66b4a089e2302e72b3e0cac06d88a989fa1296feb386b3cbe2084019df6430c7f895071b76e04ce559a30b4 |
memory/1396-57-0x00007FFE899C0000-0x00007FFE8A481000-memory.dmp
memory/1396-58-0x00007FFE899C3000-0x00007FFE899C5000-memory.dmp
memory/1396-59-0x00007FFE899C0000-0x00007FFE8A481000-memory.dmp