Analysis

  • max time kernel
    146s
  • max time network
    156s
  • 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 15:01

General

  • Target

    54ca5c456ca4541c7a54027ae67295d9bdec93f29d76b9e8ab36e1fd52b1b876.exe

  • Size

    390KB

  • MD5

    e2ff92ceb1b36894ab6449df6190d5fe

  • SHA1

    e62b58fb4e8a161514f89711a1684e1db6100572

  • SHA256

    54ca5c456ca4541c7a54027ae67295d9bdec93f29d76b9e8ab36e1fd52b1b876

  • SHA512

    dbed33a08c20707d07b024fec719db94a797828ae3644fb2d81ab7ddfc504e04ed863b29e1fabcbbea4403af4b1ce70c104e4ab4efe226d2a188f9bc3f23b5ab

  • SSDEEP

    6144:Kgy+bnr+mp0yN90QE5OQxmN7o/L8EAr2zsmgutzuXdMyFIVZ/dxGL:sMrOy90DbxGT2zsNcCXdMyFIVfw

Malware Config

Extracted

Family

amadey

Version

3.85

C2

http://77.91.68.3

Attributes
  • install_dir

    3ec1f323b5

  • install_file

    danke.exe

  • strings_key

    827021be90f1e85ab27949ea7e9347e8

  • url_paths

    /home/love/index.php

rc4.plain

Extracted

Family

redline

Botnet

nasa

C2

77.91.68.68:19071

Attributes
  • auth_value

    6da71218d8a9738ea3a9a78b5677589b

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
  • Launches sc.exe 1 IoCs

    Sc.exe is a Windows utlilty to control services on the system.

  • 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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\54ca5c456ca4541c7a54027ae67295d9bdec93f29d76b9e8ab36e1fd52b1b876.exe
    "C:\Users\Admin\AppData\Local\Temp\54ca5c456ca4541c7a54027ae67295d9bdec93f29d76b9e8ab36e1fd52b1b876.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3972
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6952561.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6952561.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3908
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g4609705.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g4609705.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3748
        • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
          "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:3888
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN danke.exe /TR "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:1768
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "danke.exe" /P "Admin:N"&&CACLS "danke.exe" /P "Admin:R" /E&&echo Y|CACLS "..\3ec1f323b5" /P "Admin:N"&&CACLS "..\3ec1f323b5" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3820
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:2512
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:4652
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:460
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2676
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:4992
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:1152
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4482702.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4482702.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1000
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j8607926.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j8607926.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2084
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:3700
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:1548
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:1684
              • C:\Windows\system32\sc.exe
                C:\Windows\system32\sc.exe start wuauserv
                1⤵
                • Launches sc.exe
                PID:4504

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j8607926.exe

                Filesize

                173KB

                MD5

                6d468c6143745ba206485d44cb4d9c14

                SHA1

                ff7a8dd8658b629f543e6c1b479a2bece46ff6c7

                SHA256

                6848ffa488eaa495b4b64a2682984e9dcb8a7e06d9d044d3011c9146f497d2f3

                SHA512

                13a8e096728ed2e45c047d56d8404b350a3b9959f04d9c24ffe9f497763f2ab5c448e3c47f44d3d41060d6383f4c4a3972a59981032fb55a059e73e20522116c

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6952561.exe

                Filesize

                234KB

                MD5

                f4822cc4812cf7a024b2077dfce8c1b1

                SHA1

                d0e3da394fe2dd79f3cd2cd0a40ccd2c58090b39

                SHA256

                f1896be1945323d7169e94a09cb83fca61a69c47de1654561dcf8a812d49374b

                SHA512

                a6a11e3eb0447d30bce619158c9a8f4ce96469bffed76ae026c624c9bb62dd1436785aafa5b4c0a0f515302338f8f26c764b15100e28074a0fee76026bb3a423

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g4609705.exe

                Filesize

                224KB

                MD5

                8c6b79ec436d7cf6950a804c1ec7d3e9

                SHA1

                4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                SHA256

                4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                SHA512

                06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h4482702.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • memory/1000-27-0x00000000006E0000-0x00000000006EA000-memory.dmp

                Filesize

                40KB

              • memory/2084-33-0x0000000000420000-0x0000000000450000-memory.dmp

                Filesize

                192KB

              • memory/2084-34-0x00000000027F0000-0x00000000027F6000-memory.dmp

                Filesize

                24KB

              • memory/2084-35-0x000000000A870000-0x000000000AE88000-memory.dmp

                Filesize

                6.1MB

              • memory/2084-36-0x000000000A3D0000-0x000000000A4DA000-memory.dmp

                Filesize

                1.0MB

              • memory/2084-37-0x000000000A310000-0x000000000A322000-memory.dmp

                Filesize

                72KB

              • memory/2084-38-0x000000000A370000-0x000000000A3AC000-memory.dmp

                Filesize

                240KB

              • memory/2084-39-0x0000000002700000-0x000000000274C000-memory.dmp

                Filesize

                304KB