Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 17:47

General

  • Target

    305a49521aa7fa93bdb6f6a01420fcd3800a565c32194a366c1d6a22f8f00da8.exe

  • Size

    390KB

  • MD5

    556b6f8063b6be20e9c3cce8da51432c

  • SHA1

    0fc90e69928de47b6dc5502fefa2eae4f82805ec

  • SHA256

    305a49521aa7fa93bdb6f6a01420fcd3800a565c32194a366c1d6a22f8f00da8

  • SHA512

    02aa56be7edd80292b1b1f325ef1a56a9a60ff004c3b3fdebc90e5a4ad9b1f68fdc0c659ba3a37673ccdce41d9d26f39619a0df6a9fa6b0dfde7033a8813cf04

  • SSDEEP

    6144:K6y+bnr+rp0yN90QEqwfVzEk+363cTtpEfG3SCVCzhyYc7SdMMMQ0OoJmCUKWLA:OMr7y90cIzu3ehhyYcOdBzIfUKZ

Malware Config

Extracted

Family

amadey

Version

3.86

C2

http://5.42.92.67

Attributes
  • install_dir

    ebb444342c

  • install_file

    legola.exe

  • strings_key

    5680b049188ecacbfa57b1b29c2f35a7

  • url_paths

    /norm/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 7 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\305a49521aa7fa93bdb6f6a01420fcd3800a565c32194a366c1d6a22f8f00da8.exe
    "C:\Users\Admin\AppData\Local\Temp\305a49521aa7fa93bdb6f6a01420fcd3800a565c32194a366c1d6a22f8f00da8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1576
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4846010.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4846010.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1456
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p8954115.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p8954115.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1960
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r3452891.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r3452891.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:5080
        • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
          "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2140
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN legola.exe /TR "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:3316
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "legola.exe" /P "Admin:N"&&CACLS "legola.exe" /P "Admin:R" /E&&echo Y|CACLS "..\ebb444342c" /P "Admin:N"&&CACLS "..\ebb444342c" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3952
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:2016
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "legola.exe" /P "Admin:N"
                6⤵
                  PID:3552
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "legola.exe" /P "Admin:R" /E
                  6⤵
                    PID:4680
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:1828
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\ebb444342c" /P "Admin:N"
                      6⤵
                        PID:592
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\ebb444342c" /P "Admin:R" /E
                        6⤵
                          PID:1104
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t8152315.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t8152315.exe
                  2⤵
                  • Executes dropped EXE
                  PID:3032
              • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                1⤵
                • Executes dropped EXE
                PID:4448
              • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                1⤵
                • Executes dropped EXE
                PID:4708

              Network

              MITRE ATT&CK Matrix ATT&CK v13

              Execution

              Scheduled Task/Job

              1
              T1053

              Persistence

              Create or Modify System Process

              1
              T1543

              Windows Service

              1
              T1543.003

              Boot or Logon Autostart Execution

              1
              T1547

              Registry Run Keys / Startup Folder

              1
              T1547.001

              Scheduled Task/Job

              1
              T1053

              Privilege Escalation

              Create or Modify System Process

              1
              T1543

              Windows Service

              1
              T1543.003

              Boot or Logon Autostart Execution

              1
              T1547

              Registry Run Keys / Startup Folder

              1
              T1547.001

              Scheduled Task/Job

              1
              T1053

              Defense Evasion

              Modify Registry

              3
              T1112

              Impair Defenses

              2
              T1562

              Disable or Modify Tools

              2
              T1562.001

              Discovery

              Query Registry

              1
              T1012

              System Information Discovery

              2
              T1082

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t8152315.exe
                Filesize

                172KB

                MD5

                6826be6b77025820673c83567c89c31e

                SHA1

                49615b252777c91a688f38ea7de62ddc45f299da

                SHA256

                105bb2617ceadb0dc6c640ea232c75eec9fd3eeb092213f9a680000938335af7

                SHA512

                3a56884bc57fb2003193b21f4782d4bab1aa8ebeb7e8ff68d410c6eba76d85a7d758ab11d0e0748af949eba924acd102e2e8695da3ec7760c74a2dd6416c5f39

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z4846010.exe
                Filesize

                234KB

                MD5

                3cf3a6c4772bed2b754b6722d931e844

                SHA1

                b652211d72eeceb3ef51b793ded117d94a505c7d

                SHA256

                4d45d88707fc961728d60a3c341908dbc688d63df1b2d422f52fa56536bf2ee2

                SHA512

                50ef41f1b1fc7e163ab87a49af529b692c31e84d09b581bd2312d77b0dd66b5ec29b31e31b82c3466c6c9237c835c9c1e7de86f4b1a8c1138294d89460d71728

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p8954115.exe
                Filesize

                12KB

                MD5

                b9332776254f973ec28c9b5d33d02899

                SHA1

                beec566cad6bcb7012fb126f4337956f0b72ba7b

                SHA256

                0951b34c7d989cddd57649ce2816cce149fa4aad43845bfb6bb3aedd9c126341

                SHA512

                09687c130d464e7d9028f1bbc17cdc59f9a23f6b7bba51e80d49877520c1cd7556624ceeda7990e88d4f35dfd5f6baf9e9c36a8665fb35042c101bc1ef53d97e

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r3452891.exe
                Filesize

                224KB

                MD5

                4d94cd88c3cde71054fba58697d18497

                SHA1

                1057fe9b7c7e477b659856388c0f33db134eb566

                SHA256

                54be9d4eab42154f5003bb9d5b89eb60630474f776f117b9bc617b6ede2be0b3

                SHA512

                8867d714499d424e88dc168a55acdd6a9d3f643d3b37bf2af1d01b516c0d6044c62f70b47e1b3096ebc2e0e203f51f020ad7ea26b793345b1cb615ccb85d22fc

              • memory/1960-14-0x0000000000760000-0x000000000076A000-memory.dmp
                Filesize

                40KB

              • memory/1960-15-0x00007FFA6C043000-0x00007FFA6C045000-memory.dmp
                Filesize

                8KB

              • memory/3032-33-0x0000000000B00000-0x0000000000B30000-memory.dmp
                Filesize

                192KB

              • memory/3032-34-0x0000000002ED0000-0x0000000002ED6000-memory.dmp
                Filesize

                24KB

              • memory/3032-35-0x0000000005AF0000-0x0000000006108000-memory.dmp
                Filesize

                6.1MB

              • memory/3032-36-0x00000000055E0000-0x00000000056EA000-memory.dmp
                Filesize

                1.0MB

              • memory/3032-37-0x0000000005480000-0x0000000005492000-memory.dmp
                Filesize

                72KB

              • memory/3032-38-0x0000000005510000-0x000000000554C000-memory.dmp
                Filesize

                240KB

              • memory/3032-39-0x0000000005550000-0x000000000559C000-memory.dmp
                Filesize

                304KB