Analysis

  • max time kernel
    135s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    17-05-2022 01:53

General

  • Target

    90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3.exe

  • Size

    302KB

  • MD5

    a359f00c1f48a7d4bb1eb05ad9a2fe3f

  • SHA1

    053733b31efcab28d6548a9edbf03e963b43b18c

  • SHA256

    90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3

  • SHA512

    a2e3731c3e80e890e768a18fc8ca4a9c40b1486b4f1729b32d36df7870885c5da36942f1c0a0c3c0187b8404d1c3fcab8a61e620bf3717e7fe9f7bcc343c6542

Score
10/10

Malware Config

Extracted

Family

amadey

Version

3.05

C2

wecrack.su/fkwdoXScn2/index.php

Signatures

  • Amadey

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 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 use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3.exe
    "C:\Users\Admin\AppData\Local\Temp\90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1216
    • C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
      "C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1804
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1808
        • C:\Windows\SysWOW64\reg.exe
          REG ADD "HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\User Shell Folders" /f /v Startup /t REG_SZ /d C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\
          4⤵
            PID:520
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN ftewk.exe /TR "C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe" /F
          3⤵
          • Creates scheduled task(s)
          PID:952
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {B0A9CA3D-921A-45B5-B8A7-1F9C934C6446} S-1-5-21-1083475884-596052423-1669053738-1000:WYZSGDWS\Admin:Interactive:[1]
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:2024
      • C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
        2⤵
        • Executes dropped EXE
        PID:316
      • C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
        2⤵
        • Executes dropped EXE
        PID:1960

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
      Filesize

      302KB

      MD5

      a359f00c1f48a7d4bb1eb05ad9a2fe3f

      SHA1

      053733b31efcab28d6548a9edbf03e963b43b18c

      SHA256

      90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3

      SHA512

      a2e3731c3e80e890e768a18fc8ca4a9c40b1486b4f1729b32d36df7870885c5da36942f1c0a0c3c0187b8404d1c3fcab8a61e620bf3717e7fe9f7bcc343c6542

    • C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
      Filesize

      302KB

      MD5

      a359f00c1f48a7d4bb1eb05ad9a2fe3f

      SHA1

      053733b31efcab28d6548a9edbf03e963b43b18c

      SHA256

      90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3

      SHA512

      a2e3731c3e80e890e768a18fc8ca4a9c40b1486b4f1729b32d36df7870885c5da36942f1c0a0c3c0187b8404d1c3fcab8a61e620bf3717e7fe9f7bcc343c6542

    • C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
      Filesize

      302KB

      MD5

      a359f00c1f48a7d4bb1eb05ad9a2fe3f

      SHA1

      053733b31efcab28d6548a9edbf03e963b43b18c

      SHA256

      90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3

      SHA512

      a2e3731c3e80e890e768a18fc8ca4a9c40b1486b4f1729b32d36df7870885c5da36942f1c0a0c3c0187b8404d1c3fcab8a61e620bf3717e7fe9f7bcc343c6542

    • C:\Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
      Filesize

      302KB

      MD5

      a359f00c1f48a7d4bb1eb05ad9a2fe3f

      SHA1

      053733b31efcab28d6548a9edbf03e963b43b18c

      SHA256

      90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3

      SHA512

      a2e3731c3e80e890e768a18fc8ca4a9c40b1486b4f1729b32d36df7870885c5da36942f1c0a0c3c0187b8404d1c3fcab8a61e620bf3717e7fe9f7bcc343c6542

    • \Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
      Filesize

      302KB

      MD5

      a359f00c1f48a7d4bb1eb05ad9a2fe3f

      SHA1

      053733b31efcab28d6548a9edbf03e963b43b18c

      SHA256

      90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3

      SHA512

      a2e3731c3e80e890e768a18fc8ca4a9c40b1486b4f1729b32d36df7870885c5da36942f1c0a0c3c0187b8404d1c3fcab8a61e620bf3717e7fe9f7bcc343c6542

    • \Users\Admin\AppData\Local\Temp\4056a6ad6e\ftewk.exe
      Filesize

      302KB

      MD5

      a359f00c1f48a7d4bb1eb05ad9a2fe3f

      SHA1

      053733b31efcab28d6548a9edbf03e963b43b18c

      SHA256

      90cc787870f37ff7bd617976d253b613eab4fcbe65fb31cf3890efeb6636d9d3

      SHA512

      a2e3731c3e80e890e768a18fc8ca4a9c40b1486b4f1729b32d36df7870885c5da36942f1c0a0c3c0187b8404d1c3fcab8a61e620bf3717e7fe9f7bcc343c6542

    • memory/316-71-0x0000000000400000-0x0000000000664000-memory.dmp
      Filesize

      2.4MB

    • memory/316-68-0x0000000000000000-mapping.dmp
    • memory/520-65-0x0000000000000000-mapping.dmp
    • memory/952-64-0x0000000000000000-mapping.dmp
    • memory/1216-56-0x00000000002D0000-0x0000000000308000-memory.dmp
      Filesize

      224KB

    • memory/1216-54-0x0000000075951000-0x0000000075953000-memory.dmp
      Filesize

      8KB

    • memory/1216-55-0x00000000002B0000-0x00000000002CD000-memory.dmp
      Filesize

      116KB

    • memory/1216-57-0x0000000000400000-0x0000000000664000-memory.dmp
      Filesize

      2.4MB

    • memory/1804-66-0x0000000000400000-0x0000000000664000-memory.dmp
      Filesize

      2.4MB

    • memory/1804-60-0x0000000000000000-mapping.dmp
    • memory/1808-63-0x0000000000000000-mapping.dmp
    • memory/1960-72-0x0000000000000000-mapping.dmp
    • memory/1960-75-0x0000000000400000-0x0000000000664000-memory.dmp
      Filesize

      2.4MB