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Windows Analysis Report
file.exe

Overview

General Information

Sample Name:file.exe
Analysis ID:756293
MD5:efbdd62a08b28e63464f97d0600eaef8
SHA1:ee2037450f52a6095cd4365b0035072ee52bd7c2
SHA256:3c96f5e66f70af3b7340f1d26163a6f299f6e48e53915f3e5a2d0d8402c15b15
Tags:Amadeyexe
Infos:

Detection

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

Signatures

Yara detected Amadeys stealer DLL
Multi AV Scanner detection for submitted file
Malicious sample detected (through community Yara rule)
Detected unpacking (overwrites its own PE header)
Yara detected Amadey bot
System process connects to network (likely due to code injection or exploit)
Detected unpacking (changes PE section rights)
Antivirus detection for URL or domain
Multi AV Scanner detection for domain / URL
Antivirus detection for dropped file
Multi AV Scanner detection for dropped file
Tries to steal Mail credentials (via file / registry access)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to harvest and steal ftp login credentials
Machine Learning detection for sample
Contains functionality to inject code into remote processes
Creates an undocumented autostart registry key
Machine Learning detection for dropped file
C2 URLs / IPs found in malware configuration
Uses schtasks.exe or at.exe to add and modify task schedules
Tries to steal Instant Messenger accounts or passwords
Uses 32bit PE files
Queries the volume information (name, serial number etc) of a device
Yara signature match
Contains functionality to check if a debugger is running (IsDebuggerPresent)
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
Contains functionality to query CPU information (cpuid)
Found potential string decryption / allocating functions
Sample execution stops while process was sleeping (likely an evasion)
Found dropped PE file which has not been started or loaded
Contains functionality to record screenshots
Contains functionality which may be used to detect a debugger (GetProcessHeap)
PE file contains executable resources (Code or Archives)
IP address seen in connection with other malware
Contains long sleeps (>= 3 min)
Abnormal high CPU Usage
Creates a DirectInput object (often for capturing keystrokes)
Drops PE files
Contains functionality to read the PEB
Contains functionality to launch a program with higher privileges
Dropped file seen in connection with other malware
Found large amount of non-executed APIs
Creates a process in suspended mode (likely to inject code)

Classification

  • System is w10x64
  • file.exe (PID: 5520 cmdline: C:\Users\user\Desktop\file.exe MD5: EFBDD62A08B28E63464F97D0600EAEF8)
    • rovwer.exe (PID: 4360 cmdline: "C:\Users\user\AppData\Local\Temp\50c1695437\rovwer.exe" MD5: EFBDD62A08B28E63464F97D0600EAEF8)
      • schtasks.exe (PID: 5492 cmdline: "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\user\AppData\Local\Temp\50c1695437\rovwer.exe" /F MD5: 15FF7D8324231381BAD48A052F85DF04)
        • conhost.exe (PID: 5456 cmdline: C:\Windows\system32\conhost.exe 0xffffffff -ForceV1 MD5: EA777DEEA782E8B4D7C7C33BBF8A4496)
      • rundll32.exe (PID: 3972 cmdline: "C:\Windows\System32\rundll32.exe" C:\Users\user\AppData\Roaming\bf045808586a24\cred64.dll, Main MD5: D7CA562B0DB4F4DD0F03A89A1FDAD63D)
  • rovwer.exe (PID: 1248 cmdline: C:\Users\user\AppData\Local\Temp\50c1695437\rovwer.exe MD5: EFBDD62A08B28E63464F97D0600EAEF8)
  • cleanup
{"C2 url": "193.56.146.194/h49vlBP/index.php", "Version": "3.50"}
SourceRuleDescriptionAuthorStrings
C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\B87Z87FM\cred64[1].dllJoeSecurity_Amadey_2Yara detected Amadey\'s stealer DLLJoe Security
    C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\B87Z87FM\cred64[1].dllINDICATOR_TOOL_PWS_AmadyDetects password stealer DLL. Dropped by AmadeyditekSHen
    • 0xd868:$s1: Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders\AppData
    • 0x15604:$s1: Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders\AppData
    • 0x16074:$s1: Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders\AppData
    • 0x15158:$s2: Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook
    • 0x151bc:$s2: Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook
    • 0xdd0c:$s3: \Mikrotik\Winbox\Addresses.cdb
    • 0x190d8:$s4: \HostName
    • 0x19100:$s5: \Password
    • 0x17c04:$s6: SOFTWARE\RealVNC\
    • 0x17c30:$s6: SOFTWARE\RealVNC\
    • 0x17c5c:$s6: SOFTWARE\RealVNC\
    • 0x17ca4:$s6: SOFTWARE\RealVNC\
    • 0x17cd0:$s6: SOFTWARE\RealVNC\
    • 0x18008:$s7: SOFTWARE\TightVNC\
    • 0x18034:$s7: SOFTWARE\TightVNC\
    • 0x18060:$s7: SOFTWARE\TightVNC\
    • 0x180ac:$s7: SOFTWARE\TightVNC\
    • 0x1c43c:$s8: cred.dll
    C:\Users\user\AppData\Roaming\bf045808586a24\cred64.dllJoeSecurity_Amadey_2Yara detected Amadey\'s stealer DLLJoe Security
      C:\Users\user\AppData\Roaming\bf045808586a24\cred64.dllINDICATOR_TOOL_PWS_AmadyDetects password stealer DLL. Dropped by AmadeyditekSHen
      • 0xd868:$s1: Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders\AppData
      • 0x15604:$s1: Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders\AppData
      • 0x16074:$s1: Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders\AppData
      • 0x15158:$s2: Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook
      • 0x151bc:$s2: Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook
      • 0xdd0c:$s3: \Mikrotik\Winbox\Addresses.cdb
      • 0x190d8:$s4: \HostName
      • 0x19100:$s5: \Password
      • 0x17c04:$s6: SOFTWARE\RealVNC\
      • 0x17c30:$s6: SOFTWARE\RealVNC\
      • 0x17c5c:$s6: SOFTWARE\RealVNC\
      • 0x17ca4:$s6: SOFTWARE\RealVNC\
      • 0x17cd0:$s6: SOFTWARE\RealVNC\
      • 0x18008:$s7: SOFTWARE\TightVNC\
      • 0x18034:$s7: SOFTWARE\TightVNC\
      • 0x18060:$s7: SOFTWARE\TightVNC\
      • 0x180ac:$s7: SOFTWARE\TightVNC\
      • 0x1c43c:$s8: cred.dll
      SourceRuleDescriptionAuthorStrings
      00000008.00000002.315094938.000000000069E000.00000040.00000020.00020000.00000000.sdmpWindows_Trojan_RedLineStealer_ed346e4cunknownunknown
      • 0x1220:$a: 55 8B EC 8B 45 14 56 57 8B 7D 08 33 F6 89 47 0C 39 75 10 76 15 8B
      00000002.00000002.298616677.00000000006E0000.00000040.00001000.00020000.00000000.sdmpWindows_Trojan_Smokeloader_3687686funknownunknown
      • 0x30d:$a: 0C 8B 45 F0 89 45 C8 8B 45 C8 8B 40 3C 8B 4D F0 8D 44 01 04 89
      00000008.00000002.315045334.00000000005E0000.00000040.00001000.00020000.00000000.sdmpWindows_Trojan_Smokeloader_3687686funknownunknown
      • 0x30d:$a: 0C 8B 45 F0 89 45 C8 8B 45 C8 8B 40 3C 8B 4D F0 8D 44 01 04 89
      00000002.00000002.299234828.0000000000739000.00000040.00000020.00020000.00000000.sdmpWindows_Trojan_RedLineStealer_ed346e4cunknownunknown
      • 0x1170:$a: 55 8B EC 8B 45 14 56 57 8B 7D 08 33 F6 89 47 0C 39 75 10 76 15 8B
      00000005.00000003.343604843.0000000000674000.00000004.00000020.00020000.00000000.sdmpJoeSecurity_AmadeyYara detected Amadey botJoe 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: file.exeVirustotal: Detection: 37%Perma Link
        Source: 193.56.146.194/h49vlBP/index.phpAvira URL Cloud: Label: malware
        Source: 193.56.146.194/h49vlBP/index.phpVirustotal: Detection: 12%Perma Link
        Source: C:\Users\user\AppData\Roaming\bf045808586a24\cred64.dllAvira: detection malicious, Label: HEUR/AGEN.1233121
        Source: C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\B87Z87FM\cred64[1].dllAvira: detection malicious, Label: HEUR/AGEN.1233121
        Source: C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\B87Z87FM\cred64[1].dllReversingLabs: Detection: 88%
        Source: C:\Users\user\AppData\Local\Microsoft\Windows\INetCache\IE\B87Z87FM\cred64[1].dllVirustotal: Detection: 83%Perma Link
        Source: C:\Users\user\AppData\Local\Temp\50c1695437\rovwer.exeReversingLabs: Detection: 41%
        Source: C:\Users\user\AppData\Local\Temp\50c1695437\rovwer.exeVirustotal: Detection: 37%Perma Link
        Source: C:\Users\user\AppData\Roaming\bf045808586a24\cred64.dllReversingLabs: Detection: 88%
        Source: C:\Users\user\AppData\Roaming\bf045808586a24\cred64.dllVirustotal: Detection: 83%Perma Link
        Source: file.exeJoe Sandbox ML: detected
        Source: C:\Users\user\AppData\Local\Temp\50c1695437\rovwer.exeJoe Sandbox ML: detected
        Source: 5.3.rovwer.exe.2110000.0.unpackMalware Configuration Extractor: Amadey {"C2 url": "193.56.146.194/h49vlBP/index.php", "Version": "3.50"}

        Compliance

        barindex
        Source: C:\Users\user\Desktop\file.exeUnpacked PE file: 2.2.file.exe.400000.0.unpack
        Source: file.exeStatic PE information: RELOCS_STRIPPED, EXECUTABLE_IMAGE, 32BIT_MACHINE
        Source: C:\Users\user\Desktop\file.exeFile opened: C:\Windows\SysWOW64\msvcr100.dllJump to behavior
        Source: Binary string: D:\Mktmp\Amadey\Release\Amadey.pdb source: rovwer.exe, rovwer.exe, 00000008.00000002.314799579.0000000000400000.00000040.00000001.01000000.00000005.sdmp
        Source: Binary string: C:\xanegowituzimu\huyikuvicumi gevutojucirome_wemeluf-41\num.pdb source: file.exe, rovwer.exe.2.dr
        Source: Binary string: FC:\xanegowituzimu\huyikuvicumi gevutojucirome_wemeluf-41\num.pdb0f source: file.exe, rovwer.exe.2.dr
        Source: C:\Users\user\Desktop\file.exeCode function: 2_2_00420BA6 FindFirstFileExW,2_2_00420BA6
        Source: C:\Users\user\AppData\Local\Temp\50c1695437\rovwer.exeCode function: 8_2_00420BA6 FindFirstFileExW,8_2_00420BA6

        Networking

        barindex
        Source: C:\Windows\SysWOW64\rundll32.exeNetwork Connect: 192.168.2.5 80Jump to behavior
        Source: C:\Windows\SysWOW64\rundll32.exeNetwork Connect: 193.56.146.194 80Jump to behavior
        Source: Malware configuration extractorURLs: 193.56.146.194/h49vlBP/index.php
        Source: Joe Sandbox ViewASN Name: LVLT-10753US LVLT-10753US
        Source: Joe Sandbox ViewIP Address: 193.56.146.194 193.56.146.194
        Source: C:\Users\user\Desktop\file.exeCode function: 2_2_00404180 InternetOpenW,InternetOpenUrlW,InternetReadFile,InternetCloseHandle,InternetCloseHandle,InternetCloseHandle,InternetCloseHandle,InternetCloseHandle,2_2_00404180
        Source: C:\Users\user\Desktop\file.exeCode function: 2_2_00402C70 RegOpenKeyExA,RegQueryValueExA,RegCloseKey,RegOpenKeyExA,RegSetValueExA,RegCloseKey,GdiplusStartup,GetDC,VirtualProtect,RegGetValueA,RegGetValueA,GetSystemMetrics,GetSystemMetrics,GetSystemMetrics,RegGetValueA,GetSystemMetrics,GetSystemMetrics,CreateCompatibleDC,CreateCompatibleBitmap,SelectObject,BitBlt,GdipCreateBitmapFromHBITMAP,GdipGetImageEncodersSize,GdipGetImageEncoders,GdipSaveImageToFile,SelectObject,DeleteObject,DeleteObject,DeleteObject,ReleaseDC,GdipDisposeImage,GdiplusShutdown,2_2_00402C70
        Source: file.exe, 00000002.00000002.299199463.000000000072A000.00000004.00000020.00020000.00000000.sdmpBinary or memory string: <HOOK MODULE="DDRAW.DLL" FUNCTION="DirectDrawCreateEx"/>

        System Summary

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