Analysis

  • max time kernel
    124s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/09/2023, 14:27

General

  • Target
    072c80437d6882314c6fa9922487e022.exe
  • Size 219KB
  • Sample230930-rsefdsda8t
  • SHA256 70e27190f42b3b53bf126d5676eeb66fdf5fa4400a21e9c77843a00860586ac4
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Extracted

Family
  • amadey

Version
  • 3.89

C2
  • http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Signatures

  • Amadey

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

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\072c80437d6882314c6fa9922487e022.exe
    "C:\Users\Admin\AppData\Local\Temp\072c80437d6882314c6fa9922487e022.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1388
    • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
      "C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4552
      • C:\Windows\SysWOW64\schtasks.exe
        "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN explothe.exe /TR "C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe" /F
        3⤵
        • Creates scheduled task(s)
        PID:4656
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "explothe.exe" /P "Admin:N"&&CACLS "explothe.exe" /P "Admin:R" /E&&echo Y|CACLS "..\fefffe8cea" /P "Admin:N"&&CACLS "..\fefffe8cea" /P "Admin:R" /E&&Exit
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2844
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
          4⤵
            PID:1288
          • C:\Windows\SysWOW64\cacls.exe
            CACLS "explothe.exe" /P "Admin:N"
            4⤵
              PID:1936
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "explothe.exe" /P "Admin:R" /E
              4⤵
                PID:4296
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                4⤵
                  PID:4504
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "..\fefffe8cea" /P "Admin:N"
                  4⤵
                    PID:4848
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\fefffe8cea" /P "Admin:R" /E
                    4⤵
                      PID:728
                  • C:\Windows\SysWOW64\rundll32.exe
                    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
                    3⤵
                    • Loads dropped DLL
                    PID:2196
              • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                1⤵
                • Executes dropped EXE
                PID:1872
              • C:\Windows\system32\rundll32.exe
                "C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
                1⤵
                  PID:664
                • C:\Windows\System32\svchost.exe
                  C:\Windows\System32\svchost.exe -k UnistackSvcGroup
                  1⤵
                  • Suspicious use of AdjustPrivilegeToken
                  PID:3172
                • C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                  C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                  1⤵
                  • Executes dropped EXE
                  PID:632

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      explothe.exe

                      • Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                      • Size 219KB
                      • SHA256 70e27190f42b3b53bf126d5676eeb66fdf5fa4400a21e9c77843a00860586ac4
                      • MD5 SHA1 SHA512 SSDEEP

                      explothe.exe

                      • Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                      • Size 219KB
                      • SHA256 70e27190f42b3b53bf126d5676eeb66fdf5fa4400a21e9c77843a00860586ac4
                      • MD5 SHA1 SHA512 SSDEEP

                      explothe.exe

                      • Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                      • Size 219KB
                      • SHA256 70e27190f42b3b53bf126d5676eeb66fdf5fa4400a21e9c77843a00860586ac4
                      • MD5 SHA1 SHA512 SSDEEP

                      explothe.exe

                      • Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                      • Size 219KB
                      • SHA256 70e27190f42b3b53bf126d5676eeb66fdf5fa4400a21e9c77843a00860586ac4
                      • MD5 SHA1 SHA512 SSDEEP

                      explothe.exe

                      • Path C:\Users\Admin\AppData\Local\Temp\fefffe8cea\explothe.exe
                      • Size 219KB
                      • SHA256 70e27190f42b3b53bf126d5676eeb66fdf5fa4400a21e9c77843a00860586ac4
                      • MD5 SHA1 SHA512 SSDEEP

                      clip64.dll

                      • Path C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll
                      • Size 89KB
                      • SHA256 4cf5b584cf79ac523f645807a65bc153fbeaa564c0e1acb4dac9004fc9d038da
                      • MD5 SHA1 SHA512 SSDEEP

                      clip64.dll

                      • Path C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll
                      • Size 89KB
                      • SHA256 4cf5b584cf79ac523f645807a65bc153fbeaa564c0e1acb4dac9004fc9d038da
                      • MD5 SHA1 SHA512 SSDEEP

                      clip64.dll

                      • Path C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll
                      • Size 89KB
                      • SHA256 4cf5b584cf79ac523f645807a65bc153fbeaa564c0e1acb4dac9004fc9d038da
                      • MD5 SHA1 SHA512 SSDEEP

                      cred64.dll

                      • Path C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll
                      • Size 273B
                      • SHA256 5f3c80056c7b1104c15d6fee49dac07e665c6ffd0795ad486803641ed619c529
                      • MD5 SHA1 SHA512

                      memory/3172-23-0x0000020F10040000-0x0000020F10050000-memory.dmp

                      memory/3172-39-0x0000020F10140000-0x0000020F10150000-memory.dmp

                      memory/3172-55-0x0000020F18480000-0x0000020F18481000-memory.dmp

                      memory/3172-57-0x0000020F184B0000-0x0000020F184B1000-memory.dmp

                      memory/3172-58-0x0000020F184B0000-0x0000020F184B1000-memory.dmp

                      memory/3172-59-0x0000020F185C0000-0x0000020F185C1000-memory.dmp