Analysis

  • max time kernel
    143s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 09:42

General

  • Target

    ef7029b98b2432c74d1512668109e659b6f7e89d2d4469a291c54309ecec0878.exe

  • Size

    1.0MB

  • MD5

    8de6d338b7917582cc3494af6b19aa54

  • SHA1

    d4a666f93ac4befe23ac409b79ac195d4dabd653

  • SHA256

    ef7029b98b2432c74d1512668109e659b6f7e89d2d4469a291c54309ecec0878

  • SHA512

    6539908b8811e5edcf4661ac0204f440f9dea305dabb4d76dcdb476647b41c2473d0881c4ed89ef5b4170160efc8741cc9381e1c61f1ccdd4c35a7ea720d1b57

  • SSDEEP

    24576:7ycaV23mvVElyJqnozp4xiJ5io2YrvXCxRhA5rWtVnyc8:ucKy8JqWH5iYTXuRhu6Pn

Malware Config

Extracted

Family

amadey

Version

3.87

Botnet

59b440

C2

http://77.91.68.18

Attributes
  • install_dir

    b40d11255d

  • install_file

    saves.exe

  • strings_key

    fa622dfc42544927a6471829ee1fa9fe

  • url_paths

    /nice/index.php

rc4.plain

Extracted

Family

redline

Botnet

mrak

C2

77.91.124.82:19071

Attributes
  • auth_value

    7d9a335ab5dfd42d374867c96fe25302

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detect Mystic stealer payload 1 IoCs
  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • Mystic

    Mystic is an infostealer written in C++.

  • 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 12 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 5 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 51 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef7029b98b2432c74d1512668109e659b6f7e89d2d4469a291c54309ecec0878.exe
    "C:\Users\Admin\AppData\Local\Temp\ef7029b98b2432c74d1512668109e659b6f7e89d2d4469a291c54309ecec0878.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1412
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z0614476.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z0614476.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4968
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7835230.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7835230.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1776
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z7847155.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z7847155.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:3372
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z0854026.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z0854026.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:1800
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5064130.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5064130.exe
              6⤵
              • Modifies Windows Defender Real-time Protection settings
              • Executes dropped EXE
              • Windows security modification
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:3684
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r8723966.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r8723966.exe
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:4524
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
                7⤵
                • Checks computer location settings
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:3696
                • C:\Windows\SysWOW64\schtasks.exe
                  "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN saves.exe /TR "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe" /F
                  8⤵
                  • Creates scheduled task(s)
                  PID:2180
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "saves.exe" /P "Admin:N"&&CACLS "saves.exe" /P "Admin:R" /E&&echo Y|CACLS "..\b40d11255d" /P "Admin:N"&&CACLS "..\b40d11255d" /P "Admin:R" /E&&Exit
                  8⤵
                  • Suspicious use of WriteProcessMemory
                  PID:5064
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    9⤵
                      PID:4056
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "saves.exe" /P "Admin:N"
                      9⤵
                        PID:3164
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "saves.exe" /P "Admin:R" /E
                        9⤵
                          PID:3572
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                          9⤵
                            PID:3564
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "..\b40d11255d" /P "Admin:N"
                            9⤵
                              PID:3656
                            • C:\Windows\SysWOW64\cacls.exe
                              CACLS "..\b40d11255d" /P "Admin:R" /E
                              9⤵
                                PID:4604
                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s9586096.exe
                        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s9586096.exe
                        5⤵
                        • Executes dropped EXE
                        PID:1384
                    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\t9270616.exe
                      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\t9270616.exe
                      4⤵
                      • Executes dropped EXE
                      PID:3932
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4476
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:1876
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:2536

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z0614476.exe

                Filesize

                932KB

                MD5

                f5ace79dc2fa2e74d1938abdaf002c79

                SHA1

                a4295779065fcfff1902b4f6bcdaffe5e0b4c33b

                SHA256

                3c60f41ae7e53a797f6d4f4db8f62049d69c400be41765b2d97d3bae76b6d7ad

                SHA512

                99313ff95c6a2a399c3771de1106a4cae4c04fb8cacb38a583053f222f4fb75ce81b6a8b5b2b65f97cdbcf13056f7c661f6c0760d8dbc2a7119910f73323effc

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7835230.exe

                Filesize

                706KB

                MD5

                dddffd18a929e26497cb8a7c80e085ea

                SHA1

                d2e2fe39313d3669889291c8c40bfb4628f445f7

                SHA256

                657bd73a54ab6194e0c9bb0214f6d3151307d67f02341d0a7a2ca4cf78129840

                SHA512

                729a949ff4f88e0192f9033bc4e2bd3373a7bcafaa02db9eb0a4e070fc765a0ec173362fe9d4d9ef036b3cd5a558810a29c8c0db8b7d91e1e00aa0c838a4df10

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\t9270616.exe

                Filesize

                173KB

                MD5

                a74ba997ae08ff7e4507225258742c26

                SHA1

                0826af11559b0b75fbf0f848c909d5aa30fb8490

                SHA256

                4f029c223c6d1d65afdec8a8b377504618f39470bf6dc1da5a91bbc4c1d5b3a6

                SHA512

                0297d57724cbe0503d6555d0a70f01aeefdb3b680bd7f371cd0f6754c0deb0cb7c130a84fefb16eaf7ffbd8a1b3b56f9b1daddab378cb0368a4a7d940d5da8f0

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\z7847155.exe

                Filesize

                550KB

                MD5

                3abd7877178dc483a475e485f6f7abd6

                SHA1

                119836c03ac10f5991e0eeb07eab7784be047ca8

                SHA256

                dac58e91c47029b6442e04762a3713d757bed60704766d8e70527036d6af26f3

                SHA512

                acba131b509d99f6b12b9ae2040556cbada68016c66575f0e791703bdca401d19964c97b95de54f4a26469ac619f56b6925cab18e5612981c5a5a04e4524cc86

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\s9586096.exe

                Filesize

                141KB

                MD5

                bccff6cb1675d9a5715a6f3e92734d39

                SHA1

                0f87fe81b0977dd30303f3fd09f1ca8cfa0f8e7e

                SHA256

                3c6de9e8558c08a3a17d24d07b92fae9f3d06f6e19be5530f9c679f9fa9e5886

                SHA512

                c73c204739b7bf61d5b157070c5243833963c2e6fabc48b7819af8fd0a94b5732cb905e8143f18ff3793ada31354c4087455e1c94e056b6133159d97d553cb05

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\z0854026.exe

                Filesize

                384KB

                MD5

                7d156cd10ecba1366b981b9a0e20f003

                SHA1

                c15bf52bbe3e16d665067029a9505790664e3a4f

                SHA256

                ddb592b4a17d18744b6994eed8a12628369098b2d6a4ce5df1edd1facb535bc4

                SHA512

                4e816a73fe05a49e9fb3af51ec42b3f689667e44f5068cb8e3f90f5966ea82f148f809a17ee5b0509bfa0bf098513f785daf63cf2133dfdcc3bbf450a94e34a9

              • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\q5064130.exe

                Filesize

                185KB

                MD5

                1f473fe57330215970e52436e923daac

                SHA1

                7acccdb84c8705d495fb2118166483b8f1f124c8

                SHA256

                ad3b1d92f7afcdb454d3dd1fa7acd066ab369043537ff79ce8c6b92b29bbd88f

                SHA512

                3edaef35b4ce78c0c2e3bc89de98cb37e948d35a35479fbba3e45d0cf02a923116e61c51591db80c88914739840a68b6c59792e6431658f5f87fc33688e8f1c1

              • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\r8723966.exe

                Filesize

                335KB

                MD5

                3e842462e45f2b8df9f1ae1b69a3ca80

                SHA1

                34c324533e3616aad1671e0bb8430daf7e13826b

                SHA256

                590720934cfd057a7fdaeda291001436359a43f8393934ed6409765f7ae3802d

                SHA512

                0e6e8d50fdacc6a2a1b840f324fd49bc540ffcbd97ab47dff8dcdea8cce8540260478dc7a5d198eb1f55ba072240d3dce75b3218699ebec779f50d6fb512190e

              • memory/3684-57-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-39-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-63-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-61-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-59-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-55-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-54-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-51-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-49-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-47-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-45-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-43-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-41-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-65-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-38-0x0000000004990000-0x00000000049A6000-memory.dmp

                Filesize

                88KB

              • memory/3684-37-0x0000000004990000-0x00000000049AC000-memory.dmp

                Filesize

                112KB

              • memory/3684-36-0x0000000004B10000-0x00000000050B4000-memory.dmp

                Filesize

                5.6MB

              • memory/3684-35-0x0000000002320000-0x000000000233E000-memory.dmp

                Filesize

                120KB

              • memory/3932-85-0x0000000000380000-0x00000000003B0000-memory.dmp

                Filesize

                192KB

              • memory/3932-86-0x0000000000C50000-0x0000000000C56000-memory.dmp

                Filesize

                24KB

              • memory/3932-87-0x00000000052F0000-0x0000000005908000-memory.dmp

                Filesize

                6.1MB

              • memory/3932-88-0x0000000004DE0000-0x0000000004EEA000-memory.dmp

                Filesize

                1.0MB

              • memory/3932-89-0x0000000004D00000-0x0000000004D12000-memory.dmp

                Filesize

                72KB

              • memory/3932-90-0x0000000004D60000-0x0000000004D9C000-memory.dmp

                Filesize

                240KB

              • memory/3932-91-0x0000000004EF0000-0x0000000004F3C000-memory.dmp

                Filesize

                304KB