Analysis

  • max time kernel
    116s
  • max time network
    132s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    02/11/2022, 17:31

General

  • Target
    file.exe
  • Size 360KB
  • Sample221102-v3pkwsaee8
  • SHA256 0695705eea0ee334d44b352da6687dd65e426e82fa385ded7a446dd154da0b4e
  • 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
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 6 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
  • 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 23 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1056
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      "C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1924
      • 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:368
      • 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:1972
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {4E0ADC99-D6BF-4D31-898F-0C9A47FEBD09} S-1-5-21-4063495947-34355257-727531523-1000:RYNKSFQE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1180
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1540

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 360KB
        • SHA256 0695705eea0ee334d44b352da6687dd65e426e82fa385ded7a446dd154da0b4e
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 360KB
        • SHA256 0695705eea0ee334d44b352da6687dd65e426e82fa385ded7a446dd154da0b4e
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 360KB
        • SHA256 0695705eea0ee334d44b352da6687dd65e426e82fa385ded7a446dd154da0b4e
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 360KB
        • SHA256 0695705eea0ee334d44b352da6687dd65e426e82fa385ded7a446dd154da0b4e
        • MD5 SHA1 SHA512 SSDEEP

        cred64.dll

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

        rovwer.exe

        • Path \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 360KB
        • SHA256 0695705eea0ee334d44b352da6687dd65e426e82fa385ded7a446dd154da0b4e
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 360KB
        • SHA256 0695705eea0ee334d44b352da6687dd65e426e82fa385ded7a446dd154da0b4e
        • 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/1056-61-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1056-54-0x0000000075A71000-0x0000000075A73000-memory.dmp

        memory/1056-59-0x0000000002DBB000-0x0000000002DDA000-memory.dmp

        memory/1056-60-0x0000000000220000-0x000000000025E000-memory.dmp

        memory/1180-72-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1180-71-0x0000000002D6B000-0x0000000002D8A000-memory.dmp

        memory/1540-84-0x0000000002DDB000-0x0000000002DFA000-memory.dmp

        memory/1540-85-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1924-66-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1924-65-0x0000000002D2B000-0x0000000002D4A000-memory.dmp

        memory/1924-67-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1972-80-0x00000000001B1000-0x00000000001CB000-memory.dmp