Analysis

  • max time kernel
    142s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 18:21

General

  • Target

    cf90d774faa53f828a5c0c7fd9b7693ab9e6a5b59349863524aae5284b993f01.exe

  • Size

    390KB

  • MD5

    23ce47783e241446f6c0ec7e33d8e709

  • SHA1

    866efc7de0880429d9ea6ba5d691401e0005e3b7

  • SHA256

    cf90d774faa53f828a5c0c7fd9b7693ab9e6a5b59349863524aae5284b993f01

  • SHA512

    b59e08b4ecd06c760819e348a6234c5eb94b4bed22c8053b1fd1f216ccb56249e4fb0c5ce6d4f2a149a616c0d063b6c05f8d8651f707eb0604972569053a2a38

  • SSDEEP

    12288:tMrMy90bKGAGuZhqDSqJCo1zBxA1PSezdo0rrk:ZymyhqDkif4S+oF

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\cf90d774faa53f828a5c0c7fd9b7693ab9e6a5b59349863524aae5284b993f01.exe
    "C:\Users\Admin\AppData\Local\Temp\cf90d774faa53f828a5c0c7fd9b7693ab9e6a5b59349863524aae5284b993f01.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:884
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5788150.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5788150.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4580
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6911103.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6911103.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1892
        • 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:4940
          • 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:2112
          • 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:3756
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:760
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:2104
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:2768
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2880
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:2312
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:3120
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h2024927.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h2024927.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:744
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0205386.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0205386.exe
                  2⤵
                  • Executes dropped EXE
                  PID:1508
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:4428
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:1920

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0205386.exe
                Filesize

                172KB

                MD5

                cd0051e6112bd756b99f3581b57100b6

                SHA1

                db3a66d3e70d54093e1e08614e2f79fe32702c4a

                SHA256

                064ca0ef432514e6c7ce2d93940a0eabc2ee51dbfc999a82c41dee6039d28a6a

                SHA512

                949c525bf5557c48266aa6e9e721f94db4913f24719a335636ebf84a68955c2bcf32b21ad87ff4f761ff2f3d4eb5d1d58a08b602ccdbb0045e93903a6abdf949

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5788150.exe
                Filesize

                234KB

                MD5

                f24a45576e6fc9f2cf62f843134f6671

                SHA1

                87214d982e0280e368e6f17121c63d4b24bc83c2

                SHA256

                babb0a7aa433578c2b3078911f6db6824d3e4d86d1f7f03be964662d20182208

                SHA512

                47c647c629a5d63331c0ce3db83cd5108a2bfdb4da873852b7b1cc806211bca87b9520b2b02f8cfcc1dc2ebd1411c390415e2722737480e040176501bd326620

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6911103.exe
                Filesize

                224KB

                MD5

                8c6b79ec436d7cf6950a804c1ec7d3e9

                SHA1

                4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                SHA256

                4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                SHA512

                06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h2024927.exe
                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • memory/744-27-0x0000000000C00000-0x0000000000C0A000-memory.dmp
                Filesize

                40KB

              • memory/1508-32-0x0000000000ED0000-0x0000000000F00000-memory.dmp
                Filesize

                192KB

              • memory/1508-33-0x00000000057B0000-0x00000000057B6000-memory.dmp
                Filesize

                24KB

              • memory/1508-34-0x000000000B250000-0x000000000B868000-memory.dmp
                Filesize

                6.1MB

              • memory/1508-35-0x000000000AD40000-0x000000000AE4A000-memory.dmp
                Filesize

                1.0MB

              • memory/1508-36-0x000000000AC80000-0x000000000AC92000-memory.dmp
                Filesize

                72KB

              • memory/1508-37-0x000000000ACE0000-0x000000000AD1C000-memory.dmp
                Filesize

                240KB

              • memory/1508-38-0x00000000051F0000-0x000000000523C000-memory.dmp
                Filesize

                304KB