Analysis

  • max time kernel
    148s
  • max time network
    153s
  • 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 18:07

General

  • Target

    8db6f544940545b4e7f0eef92bc68e65f5e9efd3707f33b7e5594777d56ed71f.exe

  • Size

    517KB

  • MD5

    d41f1c7e31301333d4566921fa2e746c

  • SHA1

    96f01a64517b81d61603d8d63d0a541c46989f11

  • SHA256

    8db6f544940545b4e7f0eef92bc68e65f5e9efd3707f33b7e5594777d56ed71f

  • SHA512

    49b5db3895973f5a63fa5a08d047f9a9b14b82352cb65a5a87c7be12be1797a159276c75dcc16fc61a4c4dba545ca4cb29772a8a4e07f086a47367ca2d5718dc

  • SSDEEP

    12288:WMrPy90Mk+nx9EIMXo6ST4w8kur2PMHtpq01YsEc:Zy/vvDMXo34w812P6ash

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

papik

C2

77.91.124.156:19071

Attributes
  • auth_value

    325a615d8be5db8e2f7a4c2448fdac3a

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 8 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 3 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 41 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8db6f544940545b4e7f0eef92bc68e65f5e9efd3707f33b7e5594777d56ed71f.exe
    "C:\Users\Admin\AppData\Local\Temp\8db6f544940545b4e7f0eef92bc68e65f5e9efd3707f33b7e5594777d56ed71f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6645921.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6645921.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:216
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7374785.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7374785.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3696
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p9012964.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p9012964.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4028
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r2619264.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r2619264.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4008
          • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
            "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:3164
            • 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
              6⤵
              • Creates scheduled task(s)
              PID:512
            • 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
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:3188
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                7⤵
                  PID:2244
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "legola.exe" /P "Admin:N"
                  7⤵
                    PID:4532
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "legola.exe" /P "Admin:R" /E
                    7⤵
                      PID:1172
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                      7⤵
                        PID:4476
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\ebb444342c" /P "Admin:N"
                        7⤵
                          PID:920
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\ebb444342c" /P "Admin:R" /E
                          7⤵
                            PID:4520
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s5880207.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s5880207.exe
                    3⤵
                    • Executes dropped EXE
                    PID:2580
              • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                1⤵
                • Executes dropped EXE
                PID:4296
              • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                1⤵
                • Executes dropped EXE
                PID:4832

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z6645921.exe
                Filesize

                390KB

                MD5

                0c5065bac8d6e0d2a7418f53e0eb2d5f

                SHA1

                6811f071d9d490d0fca1153ae0eab84b62651314

                SHA256

                3cadcb83a020f4d9e228f15303818fffbe4c3adb582e84e13b2a2f9e88962d8a

                SHA512

                7aff0960e73aa9abc61ad8e3d9bc010a83bde304154434b41db0872bab6d71b1fc82d98975dac0319eff99d5667e06575e6dd7a3db00020e56fe7b4edf50ec50

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\s5880207.exe
                Filesize

                172KB

                MD5

                1dcc6127b690925c56d943333b88d0f2

                SHA1

                8f0aac9671c79f7fee8d63d0278d28de7821d492

                SHA256

                119f774e8b3aeae3074cce67da5feed0ea823d8f14d957a374cecc11c0b4794a

                SHA512

                18a34ac98c6d05169acf3fb64cdfd3a25f4397948bbcf64ff9e035e1b8a36f4d75a9aebd4bec938097149ba2ec56744e3fd7738d4c34c6af4ac41332171caf05

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\z7374785.exe
                Filesize

                234KB

                MD5

                b8d879a0a9df5c5ddfc4e9efbfaf23d0

                SHA1

                edbf2faa508e198e8af54d53f5a28bbf0ad85c1f

                SHA256

                5e451f2d49cad218944e431171d68e5b0f8e81d71e04441a2908390efce5654e

                SHA512

                0c484fc015a029cc0a3c2c152cfee3190b5c59d20dc39455d4f445d91983ec500c2b0aae88ef3e964b6290923842110a533193ba0da10bc8f8f92c5af8391a06

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\p9012964.exe
                Filesize

                11KB

                MD5

                e379ef78f21cae3967c29ab282c31f4e

                SHA1

                01932b1e272da1c551dc772039c8e608c1fd77dd

                SHA256

                870773f980ba456e4bd7bae9f5896c92760909a6e4d1325b9390fc88e3bc3dbd

                SHA512

                3591f2ceb3f4a9afff776e24111c82121ffcf86ab84241ae9e82f894a9e767a940f3903f5d2bc59e96054b247b67ea5cfcddaa7e3b63b941ccdee3b90baf01e6

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\r2619264.exe
                Filesize

                225KB

                MD5

                87d717993fc26bc4f0510fbb7f32a772

                SHA1

                14e57508e76576052a7c2affdda8dd7bb0e95432

                SHA256

                b9d0b9f712b8bff9abb6db7acf1ac3924f20466952f5c9d7532b29e67b9b2072

                SHA512

                6470e929b9f0fc93e28a5eb5cbe4cc4434feb0a185502dddd865a44bb9c9dcaa74e23490a158e5dee4c0be0ebd3c02b6cc21bd17197f690e17d8c60d9f2e015f

              • memory/2580-42-0x000000000A790000-0x000000000ADA8000-memory.dmp
                Filesize

                6.1MB

              • memory/2580-40-0x0000000000430000-0x0000000000460000-memory.dmp
                Filesize

                192KB

              • memory/2580-41-0x00000000026A0000-0x00000000026A6000-memory.dmp
                Filesize

                24KB

              • memory/2580-43-0x000000000A2A0000-0x000000000A3AA000-memory.dmp
                Filesize

                1.0MB

              • memory/2580-44-0x000000000A1E0000-0x000000000A1F2000-memory.dmp
                Filesize

                72KB

              • memory/2580-45-0x000000000A240000-0x000000000A27C000-memory.dmp
                Filesize

                240KB

              • memory/2580-46-0x00000000046F0000-0x000000000473C000-memory.dmp
                Filesize

                304KB

              • memory/4028-21-0x00007FFB953F3000-0x00007FFB953F5000-memory.dmp
                Filesize

                8KB

              • memory/4028-22-0x0000000000140000-0x000000000014A000-memory.dmp
                Filesize

                40KB