Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    02/11/2022, 04:28

General

  • Target
    file.exe
  • Size 361KB
  • Sample221102-e3nqlaaadr
  • SHA256 59d623fd9c5d8914afc66472e84d3a03b3d528d289f33c8d9f985de3d97ee726
  • 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 6 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:752
    • 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:684
      • 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:1976
      • C:\Users\Admin\AppData\Local\Temp\1000006001\sfx_123_271.exe
        "C:\Users\Admin\AppData\Local\Temp\1000006001\sfx_123_271.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:824
        • C:\Windows\SysWOW64\control.exe
          "C:\Windows\System32\control.exe" "C:\Users\Admin\AppData\Local\Temp\e4W5P9.cpL",
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:672
          • C:\Windows\SysWOW64\rundll32.exe
            "C:\Windows\system32\rundll32.exe" Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\e4W5P9.cpL",
            5⤵
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:332
            • C:\Windows\system32\RunDll32.exe
              C:\Windows\system32\RunDll32.exe Shell32.dll,Control_RunDLL "C:\Users\Admin\AppData\Local\Temp\e4W5P9.cpL",
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:1408
              • C:\Windows\SysWOW64\rundll32.exe
                "C:\Windows\SysWOW64\rundll32.exe" "C:\Windows\SysWOW64\shell32.dll",#44 "C:\Users\Admin\AppData\Local\Temp\e4W5P9.cpL",
                7⤵
                • Loads dropped DLL
                PID:1300
      • 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:1720
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {0A29CB18-FD41-499C-BB25-641AA2745040} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1832
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1396
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1984

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        sfx_123_271.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1000006001\sfx_123_271.exe
        • Size 1.6MB
        • SHA256 8c9bfc0637f52a75adcdd5524c9663e88e71f2ae9bd84095194279c3bdeb6887
        • MD5 SHA1 SHA512 SSDEEP

        sfx_123_271.exe

        • Path C:\Users\Admin\AppData\Local\Temp\1000006001\sfx_123_271.exe
        • Size 1.6MB
        • SHA256 8c9bfc0637f52a75adcdd5524c9663e88e71f2ae9bd84095194279c3bdeb6887
        • MD5 SHA1 SHA512 SSDEEP

        e4W5P9.cpL

        • Path C:\Users\Admin\AppData\Local\Temp\e4W5P9.cpL
        • Size 1.8MB
        • SHA256 28a957792597bd28ad3448dbb1ab19838467fc6d90fd105d443eced598f5abab
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 361KB
        • SHA256 59d623fd9c5d8914afc66472e84d3a03b3d528d289f33c8d9f985de3d97ee726
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 361KB
        • SHA256 59d623fd9c5d8914afc66472e84d3a03b3d528d289f33c8d9f985de3d97ee726
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 361KB
        • SHA256 59d623fd9c5d8914afc66472e84d3a03b3d528d289f33c8d9f985de3d97ee726
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 361KB
        • SHA256 59d623fd9c5d8914afc66472e84d3a03b3d528d289f33c8d9f985de3d97ee726
        • MD5 SHA1 SHA512 SSDEEP

        cred64.dll

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

        sfx_123_271.exe

        • Path \Users\Admin\AppData\Local\Temp\1000006001\sfx_123_271.exe
        • Size 1.6MB
        • SHA256 8c9bfc0637f52a75adcdd5524c9663e88e71f2ae9bd84095194279c3bdeb6887
        • MD5 SHA1 SHA512 SSDEEP

        e4w5p9.cpl

        • Path \Users\Admin\AppData\Local\Temp\e4w5p9.cpl
        • Size 1.8MB
        • SHA256 28a957792597bd28ad3448dbb1ab19838467fc6d90fd105d443eced598f5abab
        • MD5 SHA1 SHA512 SSDEEP

        e4w5p9.cpl

        • Path \Users\Admin\AppData\Local\Temp\e4w5p9.cpl
        • Size 1.8MB
        • SHA256 28a957792597bd28ad3448dbb1ab19838467fc6d90fd105d443eced598f5abab
        • MD5 SHA1 SHA512 SSDEEP

        e4w5p9.cpl

        • Path \Users\Admin\AppData\Local\Temp\e4w5p9.cpl
        • Size 1.8MB
        • SHA256 28a957792597bd28ad3448dbb1ab19838467fc6d90fd105d443eced598f5abab
        • MD5 SHA1 SHA512 SSDEEP

        e4w5p9.cpl

        • Path \Users\Admin\AppData\Local\Temp\e4w5p9.cpl
        • Size 1.8MB
        • SHA256 28a957792597bd28ad3448dbb1ab19838467fc6d90fd105d443eced598f5abab
        • MD5 SHA1 SHA512 SSDEEP

        e4w5p9.cpl

        • Path \Users\Admin\AppData\Local\Temp\e4w5p9.cpl
        • Size 1.8MB
        • SHA256 28a957792597bd28ad3448dbb1ab19838467fc6d90fd105d443eced598f5abab
        • MD5 SHA1 SHA512 SSDEEP

        e4w5p9.cpl

        • Path \Users\Admin\AppData\Local\Temp\e4w5p9.cpl
        • Size 1.8MB
        • SHA256 28a957792597bd28ad3448dbb1ab19838467fc6d90fd105d443eced598f5abab
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 361KB
        • SHA256 59d623fd9c5d8914afc66472e84d3a03b3d528d289f33c8d9f985de3d97ee726
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 361KB
        • SHA256 59d623fd9c5d8914afc66472e84d3a03b3d528d289f33c8d9f985de3d97ee726
        • 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/332-80-0x0000000000C20000-0x0000000000DE7000-memory.dmp

        memory/332-86-0x0000000002930000-0x00000000029E8000-memory.dmp

        memory/332-81-0x0000000002220000-0x0000000002E6A000-memory.dmp

        memory/332-82-0x0000000002220000-0x0000000002E6A000-memory.dmp

        memory/332-85-0x0000000000270000-0x000000000033B000-memory.dmp

        memory/684-83-0x0000000002D8C000-0x0000000002DAB000-memory.dmp

        memory/684-63-0x0000000002D8C000-0x0000000002DAB000-memory.dmp

        memory/684-84-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/684-66-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/752-54-0x0000000075241000-0x0000000075243000-memory.dmp

        memory/752-59-0x000000000026C000-0x000000000028B000-memory.dmp

        memory/752-60-0x00000000003C0000-0x00000000003FE000-memory.dmp

        memory/752-61-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1300-97-0x0000000002020000-0x0000000002C6A000-memory.dmp

        memory/1300-111-0x0000000002020000-0x0000000002C6A000-memory.dmp

        memory/1300-113-0x0000000000AA0000-0x0000000000B58000-memory.dmp

        memory/1300-112-0x0000000000840000-0x000000000090B000-memory.dmp

        memory/1300-96-0x0000000002020000-0x0000000002C6A000-memory.dmp

        memory/1396-101-0x00000000002EC000-0x000000000030B000-memory.dmp

        memory/1396-102-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1720-110-0x0000000000100000-0x0000000000124000-memory.dmp

        memory/1984-119-0x0000000002CDC000-0x0000000002CFB000-memory.dmp

        memory/1984-120-0x0000000000400000-0x0000000002C48000-memory.dmp