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Windows Analysis Report
Bluepoint2.exe

Overview

General Information

Sample Name:Bluepoint2.exe
Analysis ID:625508
MD5:c792c744dde586c896d6ca8cceb0e04a
SHA1:66273efb747ba478fc7c2122f647c0a01d16c4ca
SHA256:4385dcd25c41dcc70603b48daa969cb455c6fd605f7b3a7e6088557b9ab4964a
Infos:

Detection

AgentTesla, GuLoader
Score:100
Range:0 - 100
Whitelisted:false
Confidence:100%

Signatures

Found malware configuration
Multi AV Scanner detection for submitted file
Yara detected AgentTesla
Yara detected GuLoader
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to detect Any.run
Tries to harvest and steal ftp login credentials
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
C2 URLs / IPs found in malware configuration
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to harvest and steal browser information (history, passwords, etc)
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Uses 32bit PE files
Queries the volume information (name, serial number etc) of a device
May sleep (evasive loops) to hinder dynamic analysis
Contains functionality to shutdown / reboot the system
Uses code obfuscation techniques (call, push, ret)
Detected potential crypto function
Stores large binary data to the registry
Sample execution stops while process was sleeping (likely an evasion)
Yara detected Credential Stealer
JA3 SSL client fingerprint seen in connection with other malware
Contains functionality to call native functions
Contains functionality to dynamically determine API calls
Found dropped PE file which has not been started or loaded
Contains functionality for execution timing, often used to detect debuggers
Contains long sleeps (>= 3 min)
Enables debug privileges
Found a high number of Window / User specific system calls (may be a loop to detect user behavior)
PE file does not import any functions
Adds / modifies Windows certificates
Drops PE files
Tries to load missing DLLs
Contains functionality to read the PEB
Uses a known web browser user agent for HTTP communication
Detected TCP or UDP traffic on non-standard ports
Checks if the current process is being debugged
Uses SMTP (mail sending)
PE / OLE file has an invalid certificate
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Monitors certain registry keys / values for changes (often done to protect autostart functionality)
Uses Microsoft's Enhanced Cryptographic Provider
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)
Contains functionality for read data from the clipboard

Classification

  • System is w10x64native
  • Bluepoint2.exe (PID: 1924 cmdline: "C:\Users\user\Desktop\Bluepoint2.exe" MD5: C792C744DDE586C896D6CA8CCEB0E04A)
    • CasPol.exe (PID: 1388 cmdline: "C:\Users\user\Desktop\Bluepoint2.exe" MD5: 7BAE06CBE364BB42B8C34FCFB90E3EBD)
    • CasPol.exe (PID: 4100 cmdline: "C:\Users\user\Desktop\Bluepoint2.exe" MD5: 7BAE06CBE364BB42B8C34FCFB90E3EBD)
      • conhost.exe (PID: 7456 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: 81CA40085FC75BABD2C91D18AA9FFA68)
  • cleanup
{"Exfil Mode": "SMTP", "SMTP Info": "laboral@cpassociats.com0E8KZjUqmail.cpassociats.comdoggyvirus01@gmail.com"}
{"Payload URL": "https://drive.google.com/uc?export=download&id=1octpIAVRhdcovKdwE5x43Ys6qBKX9XGT"}
SourceRuleDescriptionAuthorStrings
00000002.00000002.84107890317.0000000003350000.00000040.00001000.00020000.00000000.sdmpJoeSecurity_GuLoader_2Yara detected GuLoaderJoe Security
    0000000B.00000000.83700958185.0000000001000000.00000040.00000400.00020000.00000000.sdmpJoeSecurity_GuLoader_2Yara detected GuLoaderJoe Security
      0000000B.00000002.88417087670.000000001DA31000.00000004.00000800.00020000.00000000.sdmpJoeSecurity_AgentTesla_1Yara detected AgentTeslaJoe Security
        0000000B.00000002.88417087670.000000001DA31000.00000004.00000800.00020000.00000000.sdmpJoeSecurity_CredentialStealerYara detected Credential StealerJoe Security
          Process Memory Space: CasPol.exe PID: 4100JoeSecurity_AgentTesla_1Yara detected AgentTeslaJoe Security
            Click to see the 1 entries
            No Sigma rule has matched
            No Snort rule has matched

            Click to jump to signature section

            Show All Signature Results

            AV Detection

            barindex
            Source: 00000002.00000002.84107890317.0000000003350000.00000040.00001000.00020000.00000000.sdmpMalware Configuration Extractor: GuLoader {"Payload URL": "https://drive.google.com/uc?export=download&id=1octpIAVRhdcovKdwE5x43Ys6qBKX9XGT"}
            Source: Bluepoint2.exe.1924.2.memstrminMalware Configuration Extractor: Agenttesla {"Exfil Mode": "SMTP", "SMTP Info": "laboral@cpassociats.com0E8KZjUqmail.cpassociats.comdoggyvirus01@gmail.com"}
            Source: Bluepoint2.exeVirustotal: Detection: 32%Perma Link
            Source: Bluepoint2.exeReversingLabs: Detection: 42%
            Source: C:\Windows\Microsoft.NET\Framework\v2.0.50727\CasPol.exeCode function: 11_2_20160F02 CryptUnprotectData,11_2_20160F02
            Source: C:\Windows\Microsoft.NET\Framework\v2.0.50727\CasPol.exeCode function: 11_2_20160EE0 CryptUnprotectData,11_2_20160EE0