Analysis

  • max time kernel
    112s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    01/11/2022, 13:16

General

  • Target
    23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe
  • Size 359KB
  • Sample221101-qhsplacbf3
  • SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
  • 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\23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe
    "C:\Users\Admin\AppData\Local\Temp\23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1808
    • 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:1756
      • 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:1356
      • 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:1848
  • C:\Windows\system32\taskeng.exe
    taskeng.exe {602EB88B-A4C3-424F-86A6-B6C73A8ECEC6} S-1-5-21-2292972927-2705560509-2768824231-1000:GRXNNIIE\Admin:Interactive:[1]
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1580
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1712
    • C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
      2⤵
      • Executes dropped EXE
      PID:1800

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 359KB
        • SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 359KB
        • SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 359KB
        • SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path C:\Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 359KB
        • SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
        • 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 359KB
        • SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
        • MD5 SHA1 SHA512 SSDEEP

        rovwer.exe

        • Path \Users\Admin\AppData\Local\Temp\e94c2b28f2\rovwer.exe
        • Size 359KB
        • SHA256 23fe18a25ca34834ba04d90ebfbfacbb83965e7f9738fb10817bae00ca7507c9
        • 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/1712-71-0x0000000002DC8000-0x0000000002DE8000-memory.dmp

        memory/1712-73-0x0000000002DC8000-0x0000000002DE8000-memory.dmp

        memory/1712-74-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1756-66-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1756-68-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1756-65-0x00000000002A9000-0x00000000002C8000-memory.dmp

        memory/1756-67-0x00000000002A9000-0x00000000002C8000-memory.dmp

        memory/1800-85-0x0000000002D28000-0x0000000002D48000-memory.dmp

        memory/1800-88-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1800-87-0x0000000002D28000-0x0000000002D48000-memory.dmp

        memory/1808-61-0x0000000000400000-0x0000000002C48000-memory.dmp

        memory/1808-59-0x0000000002CF9000-0x0000000002D18000-memory.dmp

        memory/1808-60-0x00000000002C0000-0x00000000002FE000-memory.dmp

        memory/1808-54-0x0000000076171000-0x0000000076173000-memory.dmp

        memory/1848-82-0x00000000001E1000-0x00000000001FB000-memory.dmp