Analysis

  • max time kernel
    145s
  • max time network
    154s
  • 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 17:35

General

  • Target

    b8d6d40ceb8eb4629f70f1a83e6e09e52da0cfffaf3354a4bdd9dcef75240adc.exe

  • Size

    390KB

  • MD5

    59c9b460225451cbb1e45e47c334d898

  • SHA1

    54a8b11936bac1643aa7f06ef981198841b2456c

  • SHA256

    b8d6d40ceb8eb4629f70f1a83e6e09e52da0cfffaf3354a4bdd9dcef75240adc

  • SHA512

    9160a2a02fe74967684d58d44e7c0aae87f020804200a156340c770a851f04a5f0c3fae1cc1c898696e2985da3afe3bff7a2a2008ae0c743c024add26bfd9532

  • SSDEEP

    12288:UMrky902VVmcIyVW9JeVis3VQCrrnEpM:AytVlVGJeVisypM

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\b8d6d40ceb8eb4629f70f1a83e6e09e52da0cfffaf3354a4bdd9dcef75240adc.exe
    "C:\Users\Admin\AppData\Local\Temp\b8d6d40ceb8eb4629f70f1a83e6e09e52da0cfffaf3354a4bdd9dcef75240adc.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4332
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3593832.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3593832.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1364
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9478879.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9478879.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2772
        • 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:912
          • 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:3196
          • 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:2812
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:3520
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:3396
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:1392
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4944
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:3944
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:3624
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h0953969.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h0953969.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3656
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0849012.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0849012.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2228
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2108
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2104

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0849012.exe

                Filesize

                172KB

                MD5

                f47fc5942c03599ea2437a52731da8bd

                SHA1

                58615298465a3a5b1ccfe4371036b0c4153458be

                SHA256

                5272b9712c21b85da266a21a40944cc642c331839752af0c43e35db98ce542f6

                SHA512

                dd1e8128ef792456c7b429b08418352429b536dd5bc205d3f636664d7eb3c06bde0a0ac5340fb0e5cd495747c147aa8a567fc20fc7b4e040d4d81273868443a1

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3593832.exe

                Filesize

                234KB

                MD5

                1bdb1b924d67f22749bcbee7ae3a1e82

                SHA1

                443647090e0cedf605dc123b5e64609f36770989

                SHA256

                9ecc28c390acb7ab1c244efc49c89664ce92232ff3bd8918b69f974916337d58

                SHA512

                16c11d475c41865f3285acea200cd7c734538a4c50f1694eb70683f08bc8fd4ed7d292b5055d641b4f47af9d163c1f4022d66e0a189639cc8472a6ff65bf6f9e

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g9478879.exe

                Filesize

                224KB

                MD5

                8c6b79ec436d7cf6950a804c1ec7d3e9

                SHA1

                4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                SHA256

                4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                SHA512

                06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h0953969.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • memory/2228-32-0x0000000000450000-0x0000000000480000-memory.dmp

                Filesize

                192KB

              • memory/2228-33-0x0000000000C80000-0x0000000000C86000-memory.dmp

                Filesize

                24KB

              • memory/2228-34-0x000000000A820000-0x000000000AE38000-memory.dmp

                Filesize

                6.1MB

              • memory/2228-35-0x000000000A310000-0x000000000A41A000-memory.dmp

                Filesize

                1.0MB

              • memory/2228-36-0x000000000A200000-0x000000000A212000-memory.dmp

                Filesize

                72KB

              • memory/2228-37-0x000000000A260000-0x000000000A29C000-memory.dmp

                Filesize

                240KB

              • memory/2228-38-0x0000000002670000-0x00000000026BC000-memory.dmp

                Filesize

                304KB

              • memory/3656-27-0x00000000007C0000-0x00000000007CA000-memory.dmp

                Filesize

                40KB