Analysis

  • max time kernel
    147s
  • max time network
    152s
  • 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 12:11

General

  • Target

    d57352b17144065c6fd05a0807532115ba9622e99b096ac4432dd312359b06d0.exe

  • Size

    390KB

  • MD5

    03e5bda34bf1f1416df08c8f22f86c44

  • SHA1

    4da55b7cb2b7746156333ca9bcfb6b3884c95316

  • SHA256

    d57352b17144065c6fd05a0807532115ba9622e99b096ac4432dd312359b06d0

  • SHA512

    79aeb3c1fe6cce6505290ecf9f028d52fa101110737c79752aa852752cdeea568e22170640b9ad3f1156ee9768943ac6201bb11a873e85d7847054ec0357af7d

  • SSDEEP

    6144:K5y+bnr+Wp0yN90QEl2m2A34vRS5KRP5sp1BkXYijeIA3c5rtLIRva6:DMruy90734c6P2nMjeIA3cliRvf

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 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\d57352b17144065c6fd05a0807532115ba9622e99b096ac4432dd312359b06d0.exe
    "C:\Users\Admin\AppData\Local\Temp\d57352b17144065c6fd05a0807532115ba9622e99b096ac4432dd312359b06d0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1304
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4045321.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4045321.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2332
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2387184.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2387184.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2344
        • 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:5308
          • 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:1288
          • 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:2260
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:5428
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:1456
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:1916
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2412
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:4940
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:5288
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6736505.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6736505.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:2676
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j4418197.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j4418197.exe
                  2⤵
                  • Executes dropped EXE
                  PID:5816
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:5516
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:6056

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j4418197.exe

                Filesize

                173KB

                MD5

                ffec3a453baaa832566c33db134050d8

                SHA1

                2463874d6ab9080d3908ce267f84aa625bc5e07a

                SHA256

                dd78d335d920630e10e8404b7f82e99a8afead389971f8b4a7b7340e830cc083

                SHA512

                a2dc0d562990aa213e79adf2d7ad0dd946b0d1ba991042a63845b94a146561f93b5836fcb30f45797eee08b92aa7068891f2ce03b83bf448f70237cb6cc91c5f

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4045321.exe

                Filesize

                234KB

                MD5

                96e26f90ed1ef882e4bd0b71d3973a8f

                SHA1

                a86c0a68d442bc5127f5f00128174ca1b3602e42

                SHA256

                bdeccb8281d189a6709463b9d013f2241ef9fff23bcc30528e2dff635d114e71

                SHA512

                da3acd8f3c8e1ca62bad6c081361fbc323cbfcbcdf61c91863bd8b1db15af0f931db55ccc091790ca489a40ca9c8157031c8d69b2d78dde81d6508355dd51870

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2387184.exe

                Filesize

                224KB

                MD5

                8c6b79ec436d7cf6950a804c1ec7d3e9

                SHA1

                4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                SHA256

                4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                SHA512

                06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6736505.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • memory/2676-27-0x0000000000DB0000-0x0000000000DBA000-memory.dmp

                Filesize

                40KB

              • memory/5816-32-0x0000000000960000-0x0000000000990000-memory.dmp

                Filesize

                192KB

              • memory/5816-33-0x0000000002D30000-0x0000000002D36000-memory.dmp

                Filesize

                24KB

              • memory/5816-34-0x000000000AE00000-0x000000000B418000-memory.dmp

                Filesize

                6.1MB

              • memory/5816-35-0x000000000A910000-0x000000000AA1A000-memory.dmp

                Filesize

                1.0MB

              • memory/5816-36-0x000000000A850000-0x000000000A862000-memory.dmp

                Filesize

                72KB

              • memory/5816-37-0x000000000A8B0000-0x000000000A8EC000-memory.dmp

                Filesize

                240KB

              • memory/5816-38-0x0000000002B00000-0x0000000002B4C000-memory.dmp

                Filesize

                304KB