Analysis

  • max time kernel
    182s
  • max time network
    255s
  • 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

    l3709644.exe

  • Size

    332KB

  • MD5

    67a3f5cadbeec3f8ad7f68eb2ddf3f94

  • SHA1

    dd4fb50528670a91287143d5c77eca946f79ab49

  • SHA256

    5e6e277e0a74aca95df93a10419392ac37b938f4816f302c2fd069d9f483338c

  • SHA512

    54cf2cfd595cc6c620896c5f16195e28f2cf2594c6707d55d43dbb082dc2fe6dfb04cc8345f303e72382895294421ae2c6e09a56ff88d5d873dda4bab8bd1499

  • SSDEEP

    6144:SR9eh569+UR6P3zIwkp4p2k/DPaZHwc3eoe6u17MgAOIMs8Bq:Sfm5BB7kpi2k/ae6u17pa8Bq

Score
10/10

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 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 WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\l3709644.exe
    "C:\Users\Admin\AppData\Local\Temp\l3709644.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1276
    • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
      "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:5108
      • 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
        3⤵
        • Creates scheduled task(s)
        PID:2188
      • 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
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2932
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
          4⤵
            PID:4492
          • C:\Windows\SysWOW64\cacls.exe
            CACLS "saves.exe" /P "Admin:N"
            4⤵
              PID:4460
            • C:\Windows\SysWOW64\cacls.exe
              CACLS "saves.exe" /P "Admin:R" /E
              4⤵
                PID:604
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                4⤵
                  PID:5028
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "..\b40d11255d" /P "Admin:N"
                  4⤵
                    PID:4124
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "..\b40d11255d" /P "Admin:R" /E
                    4⤵
                      PID:4244
                  • C:\Windows\SysWOW64\rundll32.exe
                    "C:\Windows\System32\rundll32.exe" C:\Users\Admin\AppData\Roaming\006700e5a2ab05\clip64.dll, Main
                    3⤵
                    • Loads dropped DLL
                    PID:4724
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4260
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:2368

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

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

                Filesize

                332KB

                MD5

                67a3f5cadbeec3f8ad7f68eb2ddf3f94

                SHA1

                dd4fb50528670a91287143d5c77eca946f79ab49

                SHA256

                5e6e277e0a74aca95df93a10419392ac37b938f4816f302c2fd069d9f483338c

                SHA512

                54cf2cfd595cc6c620896c5f16195e28f2cf2594c6707d55d43dbb082dc2fe6dfb04cc8345f303e72382895294421ae2c6e09a56ff88d5d873dda4bab8bd1499

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

                Filesize

                332KB

                MD5

                67a3f5cadbeec3f8ad7f68eb2ddf3f94

                SHA1

                dd4fb50528670a91287143d5c77eca946f79ab49

                SHA256

                5e6e277e0a74aca95df93a10419392ac37b938f4816f302c2fd069d9f483338c

                SHA512

                54cf2cfd595cc6c620896c5f16195e28f2cf2594c6707d55d43dbb082dc2fe6dfb04cc8345f303e72382895294421ae2c6e09a56ff88d5d873dda4bab8bd1499

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

                Filesize

                332KB

                MD5

                67a3f5cadbeec3f8ad7f68eb2ddf3f94

                SHA1

                dd4fb50528670a91287143d5c77eca946f79ab49

                SHA256

                5e6e277e0a74aca95df93a10419392ac37b938f4816f302c2fd069d9f483338c

                SHA512

                54cf2cfd595cc6c620896c5f16195e28f2cf2594c6707d55d43dbb082dc2fe6dfb04cc8345f303e72382895294421ae2c6e09a56ff88d5d873dda4bab8bd1499

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

                Filesize

                332KB

                MD5

                67a3f5cadbeec3f8ad7f68eb2ddf3f94

                SHA1

                dd4fb50528670a91287143d5c77eca946f79ab49

                SHA256

                5e6e277e0a74aca95df93a10419392ac37b938f4816f302c2fd069d9f483338c

                SHA512

                54cf2cfd595cc6c620896c5f16195e28f2cf2594c6707d55d43dbb082dc2fe6dfb04cc8345f303e72382895294421ae2c6e09a56ff88d5d873dda4bab8bd1499

              • 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