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
    10-05-2024 14:49

General

  • Target

    12d321d9a66bfb909ca6ae3097f6aba39263be25c619d424b1dbefd373b20d0f.exe

  • Size

    390KB

  • MD5

    a0570c03b2992062f9d7c88983ec0531

  • SHA1

    ef7a037d1215d81b892aeefd6108df59ccd2167b

  • SHA256

    12d321d9a66bfb909ca6ae3097f6aba39263be25c619d424b1dbefd373b20d0f

  • SHA512

    60d7a0422d3a872689e165148ed85c13820017ce7fbbe6e17e1badccb790d1690136144496d3c332c8272e0f94870d90e8bd231b893500f40d0d38e6d45bbf26

  • SSDEEP

    6144:KYy+bnr+jp0yN90QElD2DJ37wIsWV673NgHi406Yp5EeO2ufKu/:YMrny90rD2DJ372DmB06i5k2uCu/

Malware Config

Extracted

Family

amadey

Version

3.86

C2

http://5.42.92.67

Attributes
  • install_dir

    ebb444342c

  • install_file

    legola.exe

  • strings_key

    5680b049188ecacbfa57b1b29c2f35a7

  • url_paths

    /norm/index.php

rc4.plain

Extracted

Family

redline

Botnet

lande

C2

77.91.124.84:19071

Attributes
  • auth_value

    9fa41701c47df37786234f3373f21208

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\12d321d9a66bfb909ca6ae3097f6aba39263be25c619d424b1dbefd373b20d0f.exe
    "C:\Users\Admin\AppData\Local\Temp\12d321d9a66bfb909ca6ae3097f6aba39263be25c619d424b1dbefd373b20d0f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3840
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2446112.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2446112.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3168
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p8201614.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p8201614.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3876
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r7380851.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r7380851.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1516
        • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
          "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1344
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN legola.exe /TR "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:4032
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "legola.exe" /P "Admin:N"&&CACLS "legola.exe" /P "Admin:R" /E&&echo Y|CACLS "..\ebb444342c" /P "Admin:N"&&CACLS "..\ebb444342c" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4884
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:908
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "legola.exe" /P "Admin:N"
                6⤵
                  PID:1752
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "legola.exe" /P "Admin:R" /E
                  6⤵
                    PID:4040
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2792
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\ebb444342c" /P "Admin:N"
                      6⤵
                        PID:4796
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\ebb444342c" /P "Admin:R" /E
                        6⤵
                          PID:3108
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t2834120.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t2834120.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2908
              • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                1⤵
                • Executes dropped EXE
                PID:1016
              • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                1⤵
                • Executes dropped EXE
                PID:3620

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t2834120.exe

                Filesize

                174KB

                MD5

                beb7d126b0887768422009d2bda06b70

                SHA1

                6183614981952d6a2835f879aaafa9034c045016

                SHA256

                b7dbf320107de3e89e2e1495302b612670903375663c37b7e0bacdd720a350d4

                SHA512

                ec85c56bd7585949aece9d22156710815a0193f29bab4bc2f9a882eee655353089be1e06dec5a829db1dfb0b657b7b0406604ad1613422f9c3ccb1c5c621e91c

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z2446112.exe

                Filesize

                234KB

                MD5

                364248604545f0dc66ffd3d4bac576a8

                SHA1

                44478b199b4648a66ef938eab335bc2090186bc1

                SHA256

                4207e59ea3e623cd676b9ad039bacbc1078108aeb4de18ce87d2758c59a0ddfc

                SHA512

                628e26738cd5f937d90b772ad13e850c9c9aeb9103bacae55656e261ccb80cb5e8a846ea0fe193735bfca67be8a4c8f49700f88a919d7f43d26001499b558f77

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p8201614.exe

                Filesize

                13KB

                MD5

                1f5b40e345bc2490491355f3b4e2a03e

                SHA1

                ab03a56383442f7d8c200c47580f0be51181fdc3

                SHA256

                83dc57e2199b82e3772479fdfc95ed1c7077d2fe39444eb4ec9b45d015961bb1

                SHA512

                f1ac3def74e1cbd9e3d0215099c62d4035922fd6c5f705a27eb56b593cbf84a821ca92b4914688de39bee574885da4b00c937f04d5fe79951c36af32bf32d06a

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r7380851.exe

                Filesize

                224KB

                MD5

                730b758888c41104a59d74f1db7f264d

                SHA1

                e595ca8d9e7085b05dfb0a0d0793dd6abe2a4410

                SHA256

                faf9c0d96ab7bbd2824e20627978775f3a62f4ef8dc62d7a98680bae5da515e2

                SHA512

                3f165a8e95b661416ed6124671814ec351e4962c1262872aa3dbeda74e5f3558cc130a2a1792048f1ab8138a031cc263b46e1405633fa92d25686f88c441d2ef

              • memory/2908-36-0x0000000004BF0000-0x0000000004CFA000-memory.dmp

                Filesize

                1.0MB

              • memory/2908-33-0x0000000000030000-0x0000000000060000-memory.dmp

                Filesize

                192KB

              • memory/2908-34-0x0000000004990000-0x0000000004996000-memory.dmp

                Filesize

                24KB

              • memory/2908-35-0x0000000005100000-0x0000000005718000-memory.dmp

                Filesize

                6.1MB

              • memory/2908-37-0x0000000004B00000-0x0000000004B12000-memory.dmp

                Filesize

                72KB

              • memory/2908-38-0x0000000004B60000-0x0000000004B9C000-memory.dmp

                Filesize

                240KB

              • memory/2908-39-0x0000000004BA0000-0x0000000004BEC000-memory.dmp

                Filesize

                304KB

              • memory/3876-14-0x0000000000960000-0x000000000096A000-memory.dmp

                Filesize

                40KB

              • memory/3876-15-0x00007FFFFCFF3000-0x00007FFFFCFF5000-memory.dmp

                Filesize

                8KB