Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    08/11/2022, 20:27

General

  • Target
    c087a65729c54219a8dfd1f1a72d13c2.exe
  • Size 222KB
  • Sample221108-y8d8wsffe5
  • SHA256 40da7f93cbf717dcff79faa03cdbc489fc7a7c4772d1e89eea6f618c86ee8e6f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detect Amadey credential stealer module 5 IoCs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 13 IoCs
  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c087a65729c54219a8dfd1f1a72d13c2.exe
    "C:\Users\Admin\AppData\Local\Temp\c087a65729c54219a8dfd1f1a72d13c2.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1288
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1304
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN rovwer.exe /TR "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:364
      • C:\Users\Admin\AppData\Local\Temp\1000047001\linda5.exe
        "C:\Users\Admin\AppData\Local\Temp\1000047001\linda5.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1772
        • C:\Windows\SysWOW64\control.exe
          "C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\G9COLO.Cpl",
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1232
          • C:\Windows\SysWOW64\rundll32.exe
            "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\G9COLO.Cpl",
            5⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:1956
            • C:\Windows\system32\RunDll32.exe
              C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\G9COLO.Cpl",
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:1580
              • C:\Windows\SysWOW64\rundll32.exe
                "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\G9COLO.Cpl",
                7⤵
                • Loads dropped DLL
                PID:740
      • C:\Windows\SysWOW64\rundll32.exe
        "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll, Main
        3⤵
        • Blocklisted process makes network request
        • Loads dropped DLL
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • outlook_win_path
        PID:1560
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {D22CE6AF-674D-4822-88EA-323C1C6531DE} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1012
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:2004
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1288

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        linda5.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1000047001\linda5.exe
        • Size 1.7MB
        • SHA256 6d81dca61c98361cad1639bd4e6bb4c2db6dd0b00495a687de3501e43907927a
        • MD5 SHA1 SHA512 SSDEEP

        linda5.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1000047001\linda5.exe
        • Size 1.7MB
        • SHA256 6d81dca61c98361cad1639bd4e6bb4c2db6dd0b00495a687de3501e43907927a
        • MD5 SHA1 SHA512 SSDEEP

        G9COLO.Cpl

        • Path C:\Users\Admin\AppData\Local\Temp\G9COLO.Cpl
        • Size 1.8MB
        • SHA256 abe13e46dd6eecd173b20613ddd3e5dd53ca160ad03cfe317eee38635566c2c7
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 222KB
        • SHA256 40da7f93cbf717dcff79faa03cdbc489fc7a7c4772d1e89eea6f618c86ee8e6f
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 222KB
        • SHA256 40da7f93cbf717dcff79faa03cdbc489fc7a7c4772d1e89eea6f618c86ee8e6f
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 222KB
        • SHA256 40da7f93cbf717dcff79faa03cdbc489fc7a7c4772d1e89eea6f618c86ee8e6f
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 222KB
        • SHA256 40da7f93cbf717dcff79faa03cdbc489fc7a7c4772d1e89eea6f618c86ee8e6f
        • MD5 SHA1 SHA512 SSDEEP

        cred64.dll

        • Path C:\Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
        • Size 126KB
        • SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
        • MD5 SHA1 SHA512 SSDEEP

        linda5.exe

        • Path \Users\Admin\AppData\Local\Temp\1000047001\linda5.exe
        • Size 1.7MB
        • SHA256 6d81dca61c98361cad1639bd4e6bb4c2db6dd0b00495a687de3501e43907927a
        • MD5 SHA1 SHA512 SSDEEP

        G9coLo.cpl

        • Path \Users\Admin\AppData\Local\Temp\G9coLo.cpl
        • Size 1.8MB
        • SHA256 abe13e46dd6eecd173b20613ddd3e5dd53ca160ad03cfe317eee38635566c2c7
        • MD5 SHA1 SHA512 SSDEEP

        G9coLo.cpl

        • Path \Users\Admin\AppData\Local\Temp\G9coLo.cpl
        • Size 1.8MB
        • SHA256 abe13e46dd6eecd173b20613ddd3e5dd53ca160ad03cfe317eee38635566c2c7
        • MD5 SHA1 SHA512 SSDEEP

        G9coLo.cpl

        • Path \Users\Admin\AppData\Local\Temp\G9coLo.cpl
        • Size 1.8MB
        • SHA256 abe13e46dd6eecd173b20613ddd3e5dd53ca160ad03cfe317eee38635566c2c7
        • MD5 SHA1 SHA512 SSDEEP

        G9coLo.cpl

        • Path \Users\Admin\AppData\Local\Temp\G9coLo.cpl
        • Size 1.8MB
        • SHA256 abe13e46dd6eecd173b20613ddd3e5dd53ca160ad03cfe317eee38635566c2c7
        • MD5 SHA1 SHA512 SSDEEP

        G9coLo.cpl

        • Path \Users\Admin\AppData\Local\Temp\G9coLo.cpl
        • Size 1.8MB
        • SHA256 abe13e46dd6eecd173b20613ddd3e5dd53ca160ad03cfe317eee38635566c2c7
        • MD5 SHA1 SHA512 SSDEEP

        G9coLo.cpl

        • Path \Users\Admin\AppData\Local\Temp\G9coLo.cpl
        • Size 1.8MB
        • SHA256 abe13e46dd6eecd173b20613ddd3e5dd53ca160ad03cfe317eee38635566c2c7
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 222KB
        • SHA256 40da7f93cbf717dcff79faa03cdbc489fc7a7c4772d1e89eea6f618c86ee8e6f
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 222KB
        • SHA256 40da7f93cbf717dcff79faa03cdbc489fc7a7c4772d1e89eea6f618c86ee8e6f
        • MD5 SHA1 SHA512 SSDEEP

        cred64.dll

        • Path \Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
        • Size 126KB
        • SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
        • MD5 SHA1 SHA512 SSDEEP

        cred64.dll

        • Path \Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
        • Size 126KB
        • SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
        • MD5 SHA1 SHA512 SSDEEP

        cred64.dll

        • Path \Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
        • Size 126KB
        • SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
        • MD5 SHA1 SHA512 SSDEEP

        cred64.dll

        • Path \Users\Admin\AppData\Roaming\80b59841e5c623\cred64.dll
        • Size 126KB
        • SHA256 351fd9b73fa0cbbdfbce0793ca41544f5191650d79317a34024f3c09f73ac9ba
        • MD5 SHA1 SHA512 SSDEEP

        memory/740-97-0x0000000001EE0000-0x0000000002B2A000-memory.dmp

        memory/740-104-0x0000000002940000-0x00000000029F8000-memory.dmp

        memory/740-98-0x0000000001EE0000-0x0000000002B2A000-memory.dmp

        memory/1288-62-0x000000000026D000-0x000000000028C000-memory.dmp

        memory/1288-121-0x000000000072D000-0x000000000074C000-memory.dmp

        memory/1288-55-0x000000000026D000-0x000000000028C000-memory.dmp

        memory/1288-56-0x00000000003C0000-0x00000000003FE000-memory.dmp

        memory/1288-57-0x0000000000400000-0x0000000000593000-memory.dmp

        memory/1288-122-0x0000000000400000-0x0000000000593000-memory.dmp

        memory/1288-63-0x0000000000400000-0x0000000000593000-memory.dmp

        memory/1288-54-0x0000000075FE1000-0x0000000075FE3000-memory.dmp

        memory/1304-65-0x000000000071D000-0x000000000073C000-memory.dmp

        memory/1304-66-0x0000000000400000-0x0000000000593000-memory.dmp

        memory/1304-85-0x0000000000400000-0x0000000000593000-memory.dmp

        memory/1560-117-0x0000000000171000-0x000000000018B000-memory.dmp

        memory/1956-84-0x0000000001F10000-0x0000000002B5A000-memory.dmp

        memory/1956-100-0x0000000001F10000-0x0000000002B5A000-memory.dmp

        memory/1956-99-0x0000000001F10000-0x0000000002B5A000-memory.dmp

        memory/1956-89-0x0000000002A40000-0x0000000002AF8000-memory.dmp

        memory/1956-83-0x0000000001F10000-0x0000000002B5A000-memory.dmp

        memory/2004-109-0x0000000000400000-0x0000000000593000-memory.dmp

        memory/2004-108-0x000000000074D000-0x000000000076C000-memory.dmp