Analysis

  • max time kernel
    145s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 14:32

General

  • Target

    4312b77e6031b30312b6c5c30180fca1895d4c065914103fa2e4ca9e8da9a0ce.exe

  • Size

    389KB

  • MD5

    33e3fc4709fde1e78a4d43cf4315b6e8

  • SHA1

    8df55f1252561a441d7069e4b09c8d5e429151e2

  • SHA256

    4312b77e6031b30312b6c5c30180fca1895d4c065914103fa2e4ca9e8da9a0ce

  • SHA512

    aa3f749244aef8c64d3e610ccd97fd5eb4d663af450340a627237165006b07a6b3bebe68534b765a0785ff22d5155322d4075671d26bd55b783d9a554f1c1446

  • SSDEEP

    12288:6Mr7y90Ha9/KXa3xvoQrOhOKgBYCmjWwojO:Jy7XvodhO5z9O

Malware Config

Extracted

Family

amadey

Version

3.86

C2

http://77.91.68.61

Attributes
  • install_dir

    925e7e99c5

  • install_file

    pdates.exe

  • strings_key

    ada76b8b0e1f6892ee93c20ab8946117

  • url_paths

    /rock/index.php

rc4.plain

Extracted

Family

redline

Botnet

lande

C2

77.91.124.84:19071

Attributes
  • auth_value

    9fa41701c47df37786234f3373f21208

Signatures

  • Amadey

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

  • Detects Healer an antivirus disabler dropper 2 IoCs
  • Healer

    Healer an antivirus disabler dropper.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 8 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4312b77e6031b30312b6c5c30180fca1895d4c065914103fa2e4ca9e8da9a0ce.exe
    "C:\Users\Admin\AppData\Local\Temp\4312b77e6031b30312b6c5c30180fca1895d4c065914103fa2e4ca9e8da9a0ce.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2804
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1221184.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1221184.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3348
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5253401.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5253401.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4276
        • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
          "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4204
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:2884
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:1780
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:868
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:2612
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:4624
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2288
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:244
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:1728
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4315223.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4315223.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1916
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j7695654.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j7695654.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2224
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:5052
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:1384
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:4136

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j7695654.exe

                Filesize

                173KB

                MD5

                d42037dc1d47e21f4339e87e7ea0a8c3

                SHA1

                b99a3204b6c5f5a8a1216b709e90be8d96c50eb1

                SHA256

                9c0fef1cc01510f17a769709bb0c438c52d8bf7c34a57d084f8e849338979c99

                SHA512

                9faa4d3703ab93796610625942a2c7933bc461b3347bf3afea4c1459e37d209a9f9c3d68c2ec17179c837bf17886af30a4a1a4c0ca9ca0d96e5e305eff966447

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1221184.exe

                Filesize

                234KB

                MD5

                a6f74296187384140fe945e019ab9282

                SHA1

                562b86fee677de5c75d85f7e21d886431b6efb76

                SHA256

                39fe4108c52abdcd2a2b2f78f624a08df4a25af058d4fe34fa3ba4dea14b97ba

                SHA512

                2ea9d90b1bc80ad933efa75595abe0bf24914a7f8a4c2ba4a62410cba3545441dfd8fcc30799b698acb58c533beac5f6bbb22d581c4c6f37cc4f50dcd8fb5d7c

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g5253401.exe

                Filesize

                223KB

                MD5

                aea234064483f651010cf9d981f59fea

                SHA1

                002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                SHA256

                58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                SHA512

                eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4315223.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • memory/1916-27-0x0000000000FD0000-0x0000000000FDA000-memory.dmp

                Filesize

                40KB

              • memory/2224-33-0x0000000000E80000-0x0000000000EB0000-memory.dmp

                Filesize

                192KB

              • memory/2224-34-0x00000000058E0000-0x00000000058E6000-memory.dmp

                Filesize

                24KB

              • memory/2224-35-0x000000000B300000-0x000000000B918000-memory.dmp

                Filesize

                6.1MB

              • memory/2224-36-0x000000000AE30000-0x000000000AF3A000-memory.dmp

                Filesize

                1.0MB

              • memory/2224-37-0x000000000AD70000-0x000000000AD82000-memory.dmp

                Filesize

                72KB

              • memory/2224-38-0x000000000ADD0000-0x000000000AE0C000-memory.dmp

                Filesize

                240KB

              • memory/2224-39-0x0000000003160000-0x00000000031AC000-memory.dmp

                Filesize

                304KB