Analysis

  • max time kernel
    182s
  • max time network
    240s
  • platform
    windows10-1703_x64
  • resource
    win10-20230831-en
  • resource tags

    arch:x64arch:x86image:win10-20230831-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04-09-2023 01:28

General

  • Target

    y2670470.exe

  • Size

    319KB

  • MD5

    d6b367743dfeade6a252ed6a641bf673

  • SHA1

    5f72f1f2c3f95bf9377440a199ec02ca3b1c6ab5

  • SHA256

    7ddc41a8926510fc3298b4deb9f473cf2a2dbb7caa89f914f1bcab8046511de1

  • SHA512

    f8ad09b51bd7bff97a36ef9f40d743b37ddd8f0d60356b31aa2c760b79cd0db6f20ca810eb80bbde7c1c9875a01b5a3ea73f7100f2a1926030f1a39cc42586f8

  • SSDEEP

    6144:K2y+bnr+lp0yN90QEJrKEP3ve7yRfsK6KRFjEXtaBv7tgagBNniLqGVyyg:OMrZy907KU/e7RK6KRdEXYp7kTuy3

Malware Config

Extracted

Family

amadey

Version

3.87

C2

77.91.68.18/nice/index.php

Attributes
  • install_dir

    b40d11255d

  • install_file

    saves.exe

  • strings_key

    fa622dfc42544927a6471829ee1fa9fe

rc4.plain

Signatures

  • Amadey

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

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 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).

  • 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 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\y2670470.exe
    "C:\Users\Admin\AppData\Local\Temp\y2670470.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4384
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l9304979.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l9304979.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3928
      • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
        "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1528
        • C:\Windows\SysWOW64\schtasks.exe
          "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN saves.exe /TR "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe" /F
          4⤵
          • Creates scheduled task(s)
          PID:3948
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "saves.exe" /P "Admin:N"&&CACLS "saves.exe" /P "Admin:R" /E&&echo Y|CACLS "..\b40d11255d" /P "Admin:N"&&CACLS "..\b40d11255d" /P "Admin:R" /E&&Exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:2176
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" echo Y"
            5⤵
              PID:2352
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "saves.exe" /P "Admin:N"
              5⤵
                PID:3116
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "saves.exe" /P "Admin:R" /E
                5⤵
                  PID:2836
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  5⤵
                    PID:1068
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\b40d11255d" /P "Admin:N"
                    5⤵
                      PID:1084
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\b40d11255d" /P "Admin:R" /E
                      5⤵
                        PID:2184
                    • C:\Windows\SysWOW64\rundll32.exe
                      "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
                      4⤵
                      • Loads dropped DLL
                      PID:4328
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m1612956.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m1612956.exe
                  2⤵
                  • Executes dropped EXE
                  PID:4664
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:2232
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4244

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l9304979.exe

                Filesize

                329KB

                MD5

                263235f39bb411b9a470d12d2879281b

                SHA1

                f5890a6c138b98c2a9b433481f412e6ce799fdce

                SHA256

                03c35561dc57293916f447d04c14c35d419f7565e7fb6893ee85bd74e305fd73

                SHA512

                588fe9293e25b3b44348b20bc21e7cbd0e6895dda56c7e51fd1e97e85d5c5550cab12cac643473ce5974a0b4bee585780d83ff53979555bf11040934db656795

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\l9304979.exe

                Filesize

                329KB

                MD5

                263235f39bb411b9a470d12d2879281b

                SHA1

                f5890a6c138b98c2a9b433481f412e6ce799fdce

                SHA256

                03c35561dc57293916f447d04c14c35d419f7565e7fb6893ee85bd74e305fd73

                SHA512

                588fe9293e25b3b44348b20bc21e7cbd0e6895dda56c7e51fd1e97e85d5c5550cab12cac643473ce5974a0b4bee585780d83ff53979555bf11040934db656795

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m1612956.exe

                Filesize

                141KB

                MD5

                6fc9f3f1117073752315207389581366

                SHA1

                9b1ec2d5496eef966430616772048f8cdf257a5b

                SHA256

                98d55c74416d430442e507f74a08299985708c5533d3ef3926b2fde8c86f68be

                SHA512

                13a228e7007045ccaf250a2fc8a11671611516142fc32c66a4253e258d90d10ac43a2ff15924383e19843e6847229e7f85b3d3db94a0fdd71e92cc934441f3ff

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\m1612956.exe

                Filesize

                141KB

                MD5

                6fc9f3f1117073752315207389581366

                SHA1

                9b1ec2d5496eef966430616772048f8cdf257a5b

                SHA256

                98d55c74416d430442e507f74a08299985708c5533d3ef3926b2fde8c86f68be

                SHA512

                13a228e7007045ccaf250a2fc8a11671611516142fc32c66a4253e258d90d10ac43a2ff15924383e19843e6847229e7f85b3d3db94a0fdd71e92cc934441f3ff

              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe

                Filesize

                329KB

                MD5

                263235f39bb411b9a470d12d2879281b

                SHA1

                f5890a6c138b98c2a9b433481f412e6ce799fdce

                SHA256

                03c35561dc57293916f447d04c14c35d419f7565e7fb6893ee85bd74e305fd73

                SHA512

                588fe9293e25b3b44348b20bc21e7cbd0e6895dda56c7e51fd1e97e85d5c5550cab12cac643473ce5974a0b4bee585780d83ff53979555bf11040934db656795

              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe

                Filesize

                329KB

                MD5

                263235f39bb411b9a470d12d2879281b

                SHA1

                f5890a6c138b98c2a9b433481f412e6ce799fdce

                SHA256

                03c35561dc57293916f447d04c14c35d419f7565e7fb6893ee85bd74e305fd73

                SHA512

                588fe9293e25b3b44348b20bc21e7cbd0e6895dda56c7e51fd1e97e85d5c5550cab12cac643473ce5974a0b4bee585780d83ff53979555bf11040934db656795

              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe

                Filesize

                329KB

                MD5

                263235f39bb411b9a470d12d2879281b

                SHA1

                f5890a6c138b98c2a9b433481f412e6ce799fdce

                SHA256

                03c35561dc57293916f447d04c14c35d419f7565e7fb6893ee85bd74e305fd73

                SHA512

                588fe9293e25b3b44348b20bc21e7cbd0e6895dda56c7e51fd1e97e85d5c5550cab12cac643473ce5974a0b4bee585780d83ff53979555bf11040934db656795

              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe

                Filesize

                329KB

                MD5

                263235f39bb411b9a470d12d2879281b

                SHA1

                f5890a6c138b98c2a9b433481f412e6ce799fdce

                SHA256

                03c35561dc57293916f447d04c14c35d419f7565e7fb6893ee85bd74e305fd73

                SHA512

                588fe9293e25b3b44348b20bc21e7cbd0e6895dda56c7e51fd1e97e85d5c5550cab12cac643473ce5974a0b4bee585780d83ff53979555bf11040934db656795

              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe

                Filesize

                329KB

                MD5

                263235f39bb411b9a470d12d2879281b

                SHA1

                f5890a6c138b98c2a9b433481f412e6ce799fdce

                SHA256

                03c35561dc57293916f447d04c14c35d419f7565e7fb6893ee85bd74e305fd73

                SHA512

                588fe9293e25b3b44348b20bc21e7cbd0e6895dda56c7e51fd1e97e85d5c5550cab12cac643473ce5974a0b4bee585780d83ff53979555bf11040934db656795

              • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

                Filesize

                89KB

                MD5

                5bc0153d2973241b72a38c51a2f72116

                SHA1

                cd9c689663557452631d9f8ff609208b01884a32

                SHA256

                68ec0ef5c26d0204c713ec50f6ad66f8029063c6a9dbd51836f4942bacace554

                SHA512

                2eef4cc2568b18559f2a2a87d1fcde1f3b77f7aba23dc4483be409cb2c4722ebf89bd1316f785cbb9a21e8d017446e0d876442aec77bf8f28b198aead2b9a55b

              • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

                Filesize

                89KB

                MD5

                5bc0153d2973241b72a38c51a2f72116

                SHA1

                cd9c689663557452631d9f8ff609208b01884a32

                SHA256

                68ec0ef5c26d0204c713ec50f6ad66f8029063c6a9dbd51836f4942bacace554

                SHA512

                2eef4cc2568b18559f2a2a87d1fcde1f3b77f7aba23dc4483be409cb2c4722ebf89bd1316f785cbb9a21e8d017446e0d876442aec77bf8f28b198aead2b9a55b

              • C:\Users\Admin\AppData\Roaming\006700e5a2ab05\cred64.dll

                Filesize

                273B

                MD5

                374bfdcfcf19f4edfe949022092848d2

                SHA1

                df5ee40497e98efcfba30012452d433373d287d4

                SHA256

                224a123b69af5a3ab0553e334f6c70846c650597a63f6336c9420bbe8f00571f

                SHA512

                bc66dd6e675942a8b8cd776b0813d4b182091e45bfa7734b3818f58c83d04f81f0599a27625ff345d393959b8dbe478d8f1ed33d49f9bcee052c986c8665b8d7

              • \Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll

                Filesize

                89KB

                MD5

                5bc0153d2973241b72a38c51a2f72116

                SHA1

                cd9c689663557452631d9f8ff609208b01884a32

                SHA256

                68ec0ef5c26d0204c713ec50f6ad66f8029063c6a9dbd51836f4942bacace554

                SHA512

                2eef4cc2568b18559f2a2a87d1fcde1f3b77f7aba23dc4483be409cb2c4722ebf89bd1316f785cbb9a21e8d017446e0d876442aec77bf8f28b198aead2b9a55b