Analysis

  • max time kernel
    103s
  • max time network
    133s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    17-05-2022 13:46

General

  • Target

    87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c.exe

  • Size

    383KB

  • MD5

    56d9df4afbbaee34afb646e85fb4419d

  • SHA1

    0ad215a57d93b70fa3a137060f5f5a3369d4f542

  • SHA256

    87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c

  • SHA512

    1178e68a8ebf530fa71bfe4b63543ea486555b3badfcc144d48920eafbf1f89bfd4a73ea5b04e09f8f9858e6748ae3e25db0c03332939be51131794313e59d31

Malware Config

Extracted

Family

amadey

Version

3.08

C2

179.43.154.147/d2VxjasuwS/index.php

Signatures

  • Amadey

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

  • suricata: ET MALWARE Amadey CnC Check-In

    suricata: ET MALWARE Amadey CnC Check-In

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 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 27 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c.exe
    "C:\Users\Admin\AppData\Local\Temp\87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe
      "C:\Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1944
      • 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\9d5cca72fb\
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1600
        • 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\9d5cca72fb\
          4⤵
            PID:1552
        • 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\9d5cca72fb\ftewk.exe" /F
          3⤵
          • Creates scheduled task(s)
          PID:1708
        • C:\Windows\SysWOW64\rundll32.exe
          "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\465dbc52837d81\cred.dll, Main
          3⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Accesses Microsoft Outlook profiles
          • Suspicious behavior: EnumeratesProcesses
          • outlook_win_path
          PID:1192
    • C:\Windows\system32\taskeng.exe
      taskeng.exe {1AA27760-EEB6-4FE5-8E50-D237CC4F74AA} S-1-5-21-1083475884-596052423-1669053738-1000:WYZSGDWS\Admin:Interactive:[1]
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:1568
      • C:\Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe
        C:\Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe
        2⤵
        • Executes dropped EXE
        PID:1876

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scheduled Task

    1
    T1053

    Persistence

    Scheduled Task

    1
    T1053

    Privilege Escalation

    Scheduled Task

    1
    T1053

    Credential Access

    Credentials in Files

    1
    T1081

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe
      Filesize

      383KB

      MD5

      56d9df4afbbaee34afb646e85fb4419d

      SHA1

      0ad215a57d93b70fa3a137060f5f5a3369d4f542

      SHA256

      87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c

      SHA512

      1178e68a8ebf530fa71bfe4b63543ea486555b3badfcc144d48920eafbf1f89bfd4a73ea5b04e09f8f9858e6748ae3e25db0c03332939be51131794313e59d31

    • C:\Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe
      Filesize

      383KB

      MD5

      56d9df4afbbaee34afb646e85fb4419d

      SHA1

      0ad215a57d93b70fa3a137060f5f5a3369d4f542

      SHA256

      87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c

      SHA512

      1178e68a8ebf530fa71bfe4b63543ea486555b3badfcc144d48920eafbf1f89bfd4a73ea5b04e09f8f9858e6748ae3e25db0c03332939be51131794313e59d31

    • C:\Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe
      Filesize

      383KB

      MD5

      56d9df4afbbaee34afb646e85fb4419d

      SHA1

      0ad215a57d93b70fa3a137060f5f5a3369d4f542

      SHA256

      87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c

      SHA512

      1178e68a8ebf530fa71bfe4b63543ea486555b3badfcc144d48920eafbf1f89bfd4a73ea5b04e09f8f9858e6748ae3e25db0c03332939be51131794313e59d31

    • C:\Users\Admin\AppData\Roaming\465dbc52837d81\cred.dll
      Filesize

      126KB

      MD5

      b74b2173abbc5a72d47143c1ba62c97c

      SHA1

      b8d17f4f90fbc3b1347c12caf844354b65184735

      SHA256

      8dce72063ff6c2ec939aafe4dc0e247cec27fae82cde7886fda902cc8cd0aa75

      SHA512

      ab73dcb86ae46e7d13d64151e5da9fd4548eccbc9b80ebf32c7de6152f25cbeba64dc3993f4431cb85aa3813cd406d18ea625ec2d92142f0eb295e2ad6ebf6ac

    • \Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe
      Filesize

      383KB

      MD5

      56d9df4afbbaee34afb646e85fb4419d

      SHA1

      0ad215a57d93b70fa3a137060f5f5a3369d4f542

      SHA256

      87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c

      SHA512

      1178e68a8ebf530fa71bfe4b63543ea486555b3badfcc144d48920eafbf1f89bfd4a73ea5b04e09f8f9858e6748ae3e25db0c03332939be51131794313e59d31

    • \Users\Admin\AppData\Local\Temp\9d5cca72fb\ftewk.exe
      Filesize

      383KB

      MD5

      56d9df4afbbaee34afb646e85fb4419d

      SHA1

      0ad215a57d93b70fa3a137060f5f5a3369d4f542

      SHA256

      87995a05b25f0dfbc564f2392434c6f66792cdf5690703bffa5797e1c3d5719c

      SHA512

      1178e68a8ebf530fa71bfe4b63543ea486555b3badfcc144d48920eafbf1f89bfd4a73ea5b04e09f8f9858e6748ae3e25db0c03332939be51131794313e59d31

    • \Users\Admin\AppData\Roaming\465dbc52837d81\cred.dll
      Filesize

      126KB

      MD5

      b74b2173abbc5a72d47143c1ba62c97c

      SHA1

      b8d17f4f90fbc3b1347c12caf844354b65184735

      SHA256

      8dce72063ff6c2ec939aafe4dc0e247cec27fae82cde7886fda902cc8cd0aa75

      SHA512

      ab73dcb86ae46e7d13d64151e5da9fd4548eccbc9b80ebf32c7de6152f25cbeba64dc3993f4431cb85aa3813cd406d18ea625ec2d92142f0eb295e2ad6ebf6ac

    • \Users\Admin\AppData\Roaming\465dbc52837d81\cred.dll
      Filesize

      126KB

      MD5

      b74b2173abbc5a72d47143c1ba62c97c

      SHA1

      b8d17f4f90fbc3b1347c12caf844354b65184735

      SHA256

      8dce72063ff6c2ec939aafe4dc0e247cec27fae82cde7886fda902cc8cd0aa75

      SHA512

      ab73dcb86ae46e7d13d64151e5da9fd4548eccbc9b80ebf32c7de6152f25cbeba64dc3993f4431cb85aa3813cd406d18ea625ec2d92142f0eb295e2ad6ebf6ac

    • \Users\Admin\AppData\Roaming\465dbc52837d81\cred.dll
      Filesize

      126KB

      MD5

      b74b2173abbc5a72d47143c1ba62c97c

      SHA1

      b8d17f4f90fbc3b1347c12caf844354b65184735

      SHA256

      8dce72063ff6c2ec939aafe4dc0e247cec27fae82cde7886fda902cc8cd0aa75

      SHA512

      ab73dcb86ae46e7d13d64151e5da9fd4548eccbc9b80ebf32c7de6152f25cbeba64dc3993f4431cb85aa3813cd406d18ea625ec2d92142f0eb295e2ad6ebf6ac

    • \Users\Admin\AppData\Roaming\465dbc52837d81\cred.dll
      Filesize

      126KB

      MD5

      b74b2173abbc5a72d47143c1ba62c97c

      SHA1

      b8d17f4f90fbc3b1347c12caf844354b65184735

      SHA256

      8dce72063ff6c2ec939aafe4dc0e247cec27fae82cde7886fda902cc8cd0aa75

      SHA512

      ab73dcb86ae46e7d13d64151e5da9fd4548eccbc9b80ebf32c7de6152f25cbeba64dc3993f4431cb85aa3813cd406d18ea625ec2d92142f0eb295e2ad6ebf6ac

    • memory/1192-75-0x0000000000130000-0x0000000000154000-memory.dmp
      Filesize

      144KB

    • memory/1192-68-0x0000000000000000-mapping.dmp
    • memory/1552-65-0x0000000000000000-mapping.dmp
    • memory/1600-63-0x0000000000000000-mapping.dmp
    • memory/1708-64-0x0000000000000000-mapping.dmp
    • memory/1864-61-0x0000000000400000-0x00000000004A6000-memory.dmp
      Filesize

      664KB

    • memory/1864-60-0x00000000002B0000-0x00000000002E8000-memory.dmp
      Filesize

      224KB

    • memory/1864-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmp
      Filesize

      8KB

    • memory/1864-59-0x000000000054E000-0x000000000056C000-memory.dmp
      Filesize

      120KB

    • memory/1876-77-0x0000000000000000-mapping.dmp
    • memory/1876-80-0x000000000054E000-0x000000000056C000-memory.dmp
      Filesize

      120KB

    • memory/1876-81-0x0000000000400000-0x00000000004A6000-memory.dmp
      Filesize

      664KB

    • memory/1944-67-0x0000000000400000-0x00000000004A6000-memory.dmp
      Filesize

      664KB

    • memory/1944-66-0x000000000065E000-0x000000000067C000-memory.dmp
      Filesize

      120KB

    • memory/1944-57-0x0000000000000000-mapping.dmp