Analysis

  • max time kernel
    142s
  • max time network
    151s
  • 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 18:20

General

  • Target

    928c96df1b710039ea2c9bfaae5a44e11457f6c8dc17854eced714c1eb97c2ca.exe

  • Size

    812KB

  • MD5

    d7e04401772d93d83c33c32c5f33a602

  • SHA1

    3c91a840591313764010ec32ee6a0dc5b5b40447

  • SHA256

    928c96df1b710039ea2c9bfaae5a44e11457f6c8dc17854eced714c1eb97c2ca

  • SHA512

    e5f33a36ed748c53165024bec39585b8b8312a6f68a54953f9d854265e009fcb2d34aec610ff98ce150a3e2aefca3e594ddbbb683e95f9edb962f06f39d575bb

  • SSDEEP

    12288:dMr8y9062uW/X3IShA4Q7D2oRWidu+4lJGQmMLRrPv2ReCZdxnQ65gbpmwKK:pyqp3K4+D2rnbXGSiMCDylcK

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\928c96df1b710039ea2c9bfaae5a44e11457f6c8dc17854eced714c1eb97c2ca.exe
    "C:\Users\Admin\AppData\Local\Temp\928c96df1b710039ea2c9bfaae5a44e11457f6c8dc17854eced714c1eb97c2ca.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5104
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3897948.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3897948.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:224
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1990902.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1990902.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2112
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8551980.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8551980.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:4252
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8205825.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8205825.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2644
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h3541577.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h3541577.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:772
            • 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:872
              • 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:1780
              • 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:2260
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  8⤵
                    PID:2620
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "saves.exe" /P "Admin:N"
                    8⤵
                      PID:2916
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "saves.exe" /P "Admin:R" /E
                      8⤵
                        PID:1348
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                        8⤵
                          PID:3468
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\b40d11255d" /P "Admin:N"
                          8⤵
                            PID:1628
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "..\b40d11255d" /P "Admin:R" /E
                            8⤵
                              PID:4972
                    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6364755.exe
                      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6364755.exe
                      4⤵
                      • Executes dropped EXE
                      PID:3664
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4948
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4044

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3897948.exe

                Filesize

                706KB

                MD5

                27379e251d23abe284cf5f9a3cfe60b8

                SHA1

                16170c21d537776effc57c7eb1336b34efac1269

                SHA256

                e7be2bc84a5eceb17fe5879d26729eb699f246a43cb5b4aee99efd2a656c4938

                SHA512

                dba6bf581d0b43cb1558dbb65cb7616b6ded2b5320bf539b11ea77ab95a5d81f17e97e513d4d64b2c6de1627d13a3934ac6335ac2e0282834f3143b01dd9a0ff

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x1990902.exe

                Filesize

                540KB

                MD5

                5e8f1b58f7aa360fa388ced6cda27e01

                SHA1

                1caffb04d42ce2c68d63ec9330e50c7e0e189353

                SHA256

                8ee8ea17ee37d7a170f5f1d1df5f12320002fc9ed36a5f4cc99c04d159fdd2b1

                SHA512

                9e6e10bc780b36ea41f69306d933b727ea86c28b54e61e4034b3429f7799c9f041565feebd3cf62ab2a680801f46192e84f1c933ed9ceb9b0d531f22774e0777

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6364755.exe

                Filesize

                173KB

                MD5

                21e3eb2d785954439c4ceaa6d381b649

                SHA1

                d55ec6f8fd67b9489504d315ed6163cd11bb90dc

                SHA256

                e4c46bc5cc25860e26c1b0b08cf7b0632288ddca61c9e24b9b1f2f0b6c8c05b8

                SHA512

                491fa38e42c1a4b86f9cea55e619b20fe0b80c901d94f7e969e1ab4dc7df9dbb01777dd5f7f17c7312b7c51caf9b08f871b80d47eaa50cdc971c2f31986e721a

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8551980.exe

                Filesize

                384KB

                MD5

                3a38875dc0f87686110aae94957897ec

                SHA1

                2e48324d37d02d8292d8797675a10ef8e11f05d4

                SHA256

                1574f9b89fa59c661ecfca17e6a3e59c6db359da6a1e5d608ea579e0d23b0768

                SHA512

                cb12b60a00dcf5dffa4131c52aa0d8856f90f60d4e1c693e600bd66d9c2d3f6634bb1448ba9cce64a66865c1a7b5ec306510f0da499502798da3a443ffb8b363

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8205825.exe

                Filesize

                185KB

                MD5

                9b63752dc73360c32845ffd48e118e6a

                SHA1

                ce862bc52b5b2917ceb3aab4bc4021327ca7629a

                SHA256

                c430d48b58a26eb09cbbc2af3c2df6543da3e022ec94239e734730647cf06a31

                SHA512

                62583ef56b18a2222b71620da3ccb1c7469911a5d26fef5585999092ba39d98c4ced2f318aa624a9e37ac6878ad6a88d38703fde2b80595a233aee629b63517c

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h3541577.exe

                Filesize

                336KB

                MD5

                88e85a8065d082e2336d93142af8d402

                SHA1

                e6711655405840b7ca4efc7172cbccdbeee220db

                SHA256

                ef2a3f5c2b5036b64a6c1534635f41a01bca481722a3ceec98dae0c5ff6fa3b9

                SHA512

                4624e06650bfdbe46c1e26aee31e50377c6c2e9b0cf132558f0d645ab7d9b302dc56a085e2f8beb72a8eb57f61ab005a2e545c0267f642939eb99792e4fb74f6

              • memory/2644-38-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-54-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-58-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-50-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-48-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-46-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-42-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-40-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-30-0x0000000004AE0000-0x0000000004AFC000-memory.dmp

                Filesize

                112KB

              • memory/2644-36-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-34-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-32-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-31-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-56-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-52-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-44-0x0000000004AE0000-0x0000000004AF6000-memory.dmp

                Filesize

                88KB

              • memory/2644-29-0x0000000004C40000-0x00000000051E4000-memory.dmp

                Filesize

                5.6MB

              • memory/2644-28-0x0000000002300000-0x000000000231E000-memory.dmp

                Filesize

                120KB

              • memory/3664-75-0x0000000000090000-0x00000000000C0000-memory.dmp

                Filesize

                192KB

              • memory/3664-76-0x0000000006D40000-0x0000000006D46000-memory.dmp

                Filesize

                24KB

              • memory/3664-77-0x0000000004FE0000-0x00000000055F8000-memory.dmp

                Filesize

                6.1MB

              • memory/3664-78-0x0000000004AD0000-0x0000000004BDA000-memory.dmp

                Filesize

                1.0MB

              • memory/3664-79-0x0000000004A00000-0x0000000004A12000-memory.dmp

                Filesize

                72KB

              • memory/3664-80-0x0000000004A60000-0x0000000004A9C000-memory.dmp

                Filesize

                240KB

              • memory/3664-81-0x0000000004BE0000-0x0000000004C2C000-memory.dmp

                Filesize

                304KB