Analysis

  • max time kernel
    142s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 18:18

General

  • Target

    d730c48963f262ecbad13e78511797a739e647356a733f1239b17e16fc51cc34.exe

  • Size

    805KB

  • MD5

    7aeb09bb57206fc4c34cdceccc7ab340

  • SHA1

    270c694409562e116dcdd44c5ce63b2a4f8bdccb

  • SHA256

    d730c48963f262ecbad13e78511797a739e647356a733f1239b17e16fc51cc34

  • SHA512

    bd548655a57783f2c34ba4c11bc595112840266de1d68f939e888b399a3329cce74d604de6bc0f9efd47c292d5804d76307c520aede442378893c4828ee3d619

  • SSDEEP

    12288:qMrsy903vnIAAzzFM8VzjAJNRK47lnoj8eI4BOx4aBFrx9OX2EkDWWSMEidlk:SyyPIdzzW8psxLxno49N9CGpitb

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.

  • 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 9 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 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 45 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d730c48963f262ecbad13e78511797a739e647356a733f1239b17e16fc51cc34.exe
    "C:\Users\Admin\AppData\Local\Temp\d730c48963f262ecbad13e78511797a739e647356a733f1239b17e16fc51cc34.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4232
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3964572.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3964572.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:964
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0454216.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0454216.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:212
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8870532.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8870532.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:224
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g3381214.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g3381214.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1832
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h8357651.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h8357651.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2472
            • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
              "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:2656
              • 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
                7⤵
                • Creates scheduled task(s)
                PID:2088
              • 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
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:2888
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  8⤵
                    PID:3732
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "saves.exe" /P "Admin:N"
                    8⤵
                      PID:2604
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "saves.exe" /P "Admin:R" /E
                      8⤵
                        PID:2364
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                        8⤵
                          PID:2336
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\b40d11255d" /P "Admin:N"
                          8⤵
                            PID:1140
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "..\b40d11255d" /P "Admin:R" /E
                            8⤵
                              PID:400
                    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i4283919.exe
                      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i4283919.exe
                      4⤵
                      • Executes dropped EXE
                      PID:2356
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4816
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:3392

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3964572.exe

                Filesize

                706KB

                MD5

                e84a8b8203b117a8432f224a5a3d72a5

                SHA1

                238ace86693f490ec454f7fea34e62802377a394

                SHA256

                905c5c4baffd72ba0bdbcb769ef0b2368f1fe4cdf9022c4a35f6343689f5a40d

                SHA512

                1029e882f018569f7ed42f00ec9cdb42e19accc8f851d4e2e86bdfec0467588aab9f561ed9dd6a421558cdd1d5276bcb4c93d4a12ea64d1f6e16a8ae097d73c0

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x0454216.exe

                Filesize

                540KB

                MD5

                f22e2da98a23848f53913aad7edf83cc

                SHA1

                0ead7e024e4ba1675c0edb00225befa41a8379bf

                SHA256

                568665c32f7431a42377d0204b340a8d918a30c176fe6e3361177d98e81ddc0e

                SHA512

                6071c09793994ea45abaf0634eaa8e3bc204a03659011df98a558c079c9e599f73853429ac5cd8111c3a1f51f52786046c078c3ea2cc0f678d8036c0fdf4f3cf

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i4283919.exe

                Filesize

                173KB

                MD5

                528e14b12a0a82da5cc81c967a1e58eb

                SHA1

                0c75e56af31b3c3cc367b4d5d13b2b7bf223757a

                SHA256

                7721810e029c1096d6639c9eefae1a49b0ddd934a826fc381d974f8a11d0e8e5

                SHA512

                a6eb7a3cc9944069fcdfd4cff2365ef1ab24368916324b9f27ab240ee1dfdf8fc0959a827065c2addef0d1e31284ccaf017e37d7cd3e45cb919719f71db794a8

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8870532.exe

                Filesize

                384KB

                MD5

                a0a563ce32f17e7843afd3123e9e7424

                SHA1

                4043f1108704cc96b5cc911fca9d8276c2ccb5ac

                SHA256

                0f0a4e57e235c02b3da8d2083410957e78e02b0ab59dbbc1f4798cd42a5dff78

                SHA512

                1ffc62495b91250596e1c91ecddd896949180d992dcdf3b03150f018f6863d3675743a14abb31bcc0526c2f846c96e547caee2fc1d82ebabcfe83dee5ea8d10a

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g3381214.exe

                Filesize

                185KB

                MD5

                0ce3bdb0c611d91ac39e10a7e3006519

                SHA1

                21ea6c019d9ce826130f4c30d7c5838f3ba3e1aa

                SHA256

                21ab2770d45578ddf1718dbdb0e9a6f2e40f28f854139197d91214108bfc5b41

                SHA512

                51589fbe1935f9f8a05dcfa80bcd163aaf42cc8a61aa5eab637ce554f90768b31c1df0c5eb7fadce86baf8f940f1c9a751f01960796c87076f0e21948b842a04

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h8357651.exe

                Filesize

                336KB

                MD5

                1b82193c8c05ef6b71cd7c0b8d457216

                SHA1

                5aa2ccbae2615327243567761c749ee85bc42ee4

                SHA256

                766db7db6f59976098abb88038212cc93e6a53ceac53c3cead753142388d1c40

                SHA512

                08129bea69fb0744f0b161c2a70f621e9f4ad4a93f10f594c5640cb4d72f13e516041502d5f8490cce80fd62df826c650c22050d77677f379a06b8e1b8d06e2c

              • memory/1832-47-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-34-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-45-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-58-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-56-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-53-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-51-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-48-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-30-0x0000000002350000-0x000000000236C000-memory.dmp

                Filesize

                112KB

              • memory/1832-42-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-40-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-38-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-36-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-31-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-32-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-54-0x0000000002350000-0x0000000002366000-memory.dmp

                Filesize

                88KB

              • memory/1832-29-0x0000000004A00000-0x0000000004FA4000-memory.dmp

                Filesize

                5.6MB

              • memory/1832-28-0x00000000022C0000-0x00000000022DE000-memory.dmp

                Filesize

                120KB

              • memory/2356-75-0x0000000000CC0000-0x0000000000CF0000-memory.dmp

                Filesize

                192KB

              • memory/2356-76-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

                Filesize

                24KB

              • memory/2356-77-0x0000000005C90000-0x00000000062A8000-memory.dmp

                Filesize

                6.1MB

              • memory/2356-78-0x0000000005780000-0x000000000588A000-memory.dmp

                Filesize

                1.0MB

              • memory/2356-79-0x0000000005530000-0x0000000005542000-memory.dmp

                Filesize

                72KB

              • memory/2356-80-0x00000000056B0000-0x00000000056EC000-memory.dmp

                Filesize

                240KB

              • memory/2356-81-0x00000000056F0000-0x000000000573C000-memory.dmp

                Filesize

                304KB