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Windows Analysis Report
pdP5Rv9pPW.exe

Overview

General Information

Sample Name:pdP5Rv9pPW.exe
Analysis ID:691823
MD5:18e913ec810a1131c23d6fea7526c4f8
SHA1:96c426169c87505e950898ad38913cc726bf198d
SHA256:548a9d790d8d54baf1faf9c67133398a96fad5add7daa35e89aad9d777bd103d
Tags:AgentTeslaexe
Infos:

Detection

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

Signatures

Multi AV Scanner detection for submitted file
Malicious sample detected (through community Yara rule)
Yara detected AgentTesla
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for dropped file
Snort IDS alert for network traffic
Installs a global keyboard hook
Tries to steal Mail credentials (via file / registry access)
Injects files into Windows application
Writes to foreign memory regions
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to harvest and steal ftp login credentials
Machine Learning detection for sample
Binary or sample is protected by dotNetProtector
Injects a PE file into a foreign processes
.NET source code contains very large array initializations
Machine Learning detection for dropped file
Hides that the sample has been downloaded from the Internet (zone.identifier)
Document exploit detected (process start blacklist hit)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Uses schtasks.exe or at.exe to add and modify task schedules
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
Yara signature match
Antivirus or Machine Learning detection for unpacked file
May sleep (evasive loops) to hinder dynamic analysis
Uses code obfuscation techniques (call, push, ret)
Internet Provider seen in connection with other malware
Detected potential crypto function
Found potential string decryption / allocating functions
Contains functionality to launch a process as a different user
Sample execution stops while process was sleeping (likely an evasion)
Yara detected Credential Stealer
PE file contains executable resources (Code or Archives)
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)
Sample file is different than original file name gathered from version info
PE file contains strange resources
Drops PE files
Uses a known web browser user agent for HTTP communication
Checks if the current process is being debugged
Creates a window with clipboard capturing capabilities
Queries sensitive processor information (via WMI, Win32_Processor, often done to detect virtual machines)
Dropped file seen in connection with other malware
Creates a process in suspended mode (likely to inject code)
Contains functionality to access loader functionality (e.g. LdrGetProcedureAddress)

Classification

  • System is w10x64
  • pdP5Rv9pPW.exe (PID: 5704 cmdline: "C:\Users\user\Desktop\pdP5Rv9pPW.exe" MD5: 18E913EC810A1131C23D6FEA7526C4F8)
    • vbc.exe (PID: 5224 cmdline: C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe MD5: B3A917344F5610BEEC562556F11300FA)
    • cmd.exe (PID: 5020 cmdline: cmd" /c mkdir "C:\Users\user\AppData\Roaming\fghn MD5: F3BDBE3BB6F734E357235F4D5898582D)
      • conhost.exe (PID: 2188 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
    • cmd.exe (PID: 5076 cmdline: "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\user\AppData\Roaming\fghn\fghn.exe'" /f MD5: F3BDBE3BB6F734E357235F4D5898582D)
      • conhost.exe (PID: 4660 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
      • schtasks.exe (PID: 6128 cmdline: schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\user\AppData\Roaming\fghn\fghn.exe'" /f MD5: 15FF7D8324231381BAD48A052F85DF04)
    • cmd.exe (PID: 4980 cmdline: cmd" /c copy "C:\Users\user\Desktop\pdP5Rv9pPW.exe" "C:\Users\user\AppData\Roaming\fghn\fghn.exe MD5: F3BDBE3BB6F734E357235F4D5898582D)
      • conhost.exe (PID: 4224 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
  • excel.exe (PID: 3980 cmdline: "C:\Users\user\AppData\Roaming\excel\excel.exe" MD5: B3A917344F5610BEEC562556F11300FA)
    • conhost.exe (PID: 3372 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
  • excel.exe (PID: 992 cmdline: "C:\Users\user\AppData\Roaming\excel\excel.exe" MD5: B3A917344F5610BEEC562556F11300FA)
    • conhost.exe (PID: 5728 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
  • fghn.exe (PID: 5836 cmdline: C:\Users\user\AppData\Roaming\fghn\fghn.exe MD5: 18E913EC810A1131C23D6FEA7526C4F8)
    • vbc.exe (PID: 1608 cmdline: C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe MD5: B3A917344F5610BEEC562556F11300FA)
    • cmd.exe (PID: 5436 cmdline: cmd" /c mkdir "C:\Users\user\AppData\Roaming\fghn MD5: F3BDBE3BB6F734E357235F4D5898582D)
      • conhost.exe (PID: 5336 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
    • cmd.exe (PID: 3372 cmdline: "cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\user\AppData\Roaming\fghn\fghn.exe'" /f MD5: F3BDBE3BB6F734E357235F4D5898582D)
      • conhost.exe (PID: 5220 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
      • schtasks.exe (PID: 5332 cmdline: schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\user\AppData\Roaming\fghn\fghn.exe'" /f MD5: 15FF7D8324231381BAD48A052F85DF04)
    • cmd.exe (PID: 4888 cmdline: cmd" /c copy "C:\Users\user\AppData\Roaming\fghn\fghn.exe" "C:\Users\user\AppData\Roaming\fghn\fghn.exe MD5: F3BDBE3BB6F734E357235F4D5898582D)
      • conhost.exe (PID: 3524 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
  • cleanup
{"Exfil Mode": "Http", "HTTP method": "Post", "Post URL": "http://141.98.6.75/weption/inc/0986372054b5f8.php"}
SourceRuleDescriptionAuthorStrings
00000002.00000000.363305097.0000000000402000.00000040.00000400.00020000.00000000.sdmpJoeSecurity_AgentTesla_1Yara detected AgentTeslaJoe Security
    00000002.00000000.363305097.0000000000402000.00000040.00000400.00020000.00000000.sdmpJoeSecurity_AgentTesla_2Yara detected AgentTeslaJoe Security
      00000002.00000000.363305097.0000000000402000.00000040.00000400.00020000.00000000.sdmpWindows_Trojan_AgentTesla_d3ac2b2funknownunknown
      • 0x30055:$a13: get_DnsResolver
      • 0x2e849:$a20: get_LastAccessed
      • 0x309e9:$a27: set_InternalServerPort
      • 0x30d02:$a30: set_GuidMasterKey
      • 0x2e950:$a33: get_Clipboard
      • 0x2e95e:$a34: get_Keyboard
      • 0x2fc88:$a35: get_ShiftKeyDown
      • 0x2fc99:$a36: get_AltKeyDown
      • 0x2e96b:$a37: get_Password
      • 0x2f40a:$a38: get_PasswordHash
      • 0x3046b:$a39: get_DefaultCredentials
      00000000.00000002.380144248.0000000003991000.00000004.00000800.00020000.00000000.sdmpJoeSecurity_AgentTesla_1Yara detected AgentTeslaJoe Security
        00000000.00000002.380144248.0000000003991000.00000004.00000800.00020000.00000000.sdmpJoeSecurity_AgentTesla_2Yara detected AgentTeslaJoe Security
          Click to see the 12 entries
          SourceRuleDescriptionAuthorStrings
          0.2.pdP5Rv9pPW.exe.3996170.1.unpackJoeSecurity_AgentTesla_1Yara detected AgentTeslaJoe Security
            2.0.vbc.exe.400000.0.unpackJoeSecurity_AgentTesla_1Yara detected AgentTeslaJoe Security
              2.0.vbc.exe.400000.0.unpackJoeSecurity_AgentTesla_2Yara detected AgentTeslaJoe Security
                0.2.pdP5Rv9pPW.exe.3996170.1.unpackJoeSecurity_AgentTesla_2Yara detected AgentTeslaJoe Security
                  2.0.vbc.exe.400000.0.unpackMALWARE_Win_AgentTeslaV3AgentTeslaV3 infostealer payloadditekSHen
                  • 0x32b1b:$s10: logins
                  • 0x32582:$s11: credential
                  • 0x2eb50:$g1: get_Clipboard
                  • 0x2eb5e:$g2: get_Keyboard
                  • 0x2eb6b:$g3: get_Password
                  • 0x2fe78:$g4: get_CtrlKeyDown
                  • 0x2fe88:$g5: get_ShiftKeyDown
                  • 0x2fe99:$g6: get_AltKeyDown