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Analysis

  • max time kernel
    148s
  • max time network
    159s
  • 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, 14:47

General

  • Target

    40d54c2855f2d7fa637ffb916d28fb16513aa414f6fd1a641b34f92af0d12f14.exe

  • Size

    390KB

  • MD5

    1c159711a0fa545221fe8691458a6937

  • SHA1

    43e192dbba8a69c2a991113cd76384ff226c1bec

  • SHA256

    40d54c2855f2d7fa637ffb916d28fb16513aa414f6fd1a641b34f92af0d12f14

  • SHA512

    f513099fff768e09c25e8c6ec98cc6e3bf3a80b79a23271168ccce522023ba3c1a07ae314d465989b796bc95d185470d3cb0a4f4a2198b08859d1bcfd99a3ceb

  • SSDEEP

    12288:7Mr2y90/IdHAL/TtEh1a6SESB/MMMTZKOCW:dyladEbaaPMMTAO5

Malware Config

Extracted

Family

amadey

Version

3.86

C2

http://77.91.68.61

Attributes
  • install_dir

    925e7e99c5

  • install_file

    pdates.exe

  • strings_key

    ada76b8b0e1f6892ee93c20ab8946117

  • url_paths

    /rock/index.php

rc4.plain

Extracted

Family

redline

Botnet

krast

C2

77.91.68.68:19071

Attributes
  • auth_value

    9059ea331e4599de3746df73ccb24514

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\40d54c2855f2d7fa637ffb916d28fb16513aa414f6fd1a641b34f92af0d12f14.exe
    "C:\Users\Admin\AppData\Local\Temp\40d54c2855f2d7fa637ffb916d28fb16513aa414f6fd1a641b34f92af0d12f14.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3932
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2880669.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2880669.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:5004
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3576899.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3576899.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2988
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l6102624.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l6102624.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4688
        • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
          "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2308
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:3172
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2984
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:2032
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:3344
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:4812
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:372
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:1240
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:1592
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n1840542.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n1840542.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2312
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2380
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:4076

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n1840542.exe

                Filesize

                173KB

                MD5

                95ca51b76440641c3e7e663c9663e967

                SHA1

                b7ebaaf375e975f52fc18154fd6c978fb4960925

                SHA256

                17904d2a50e82f1730de9e8298862b552db96df383c6f5ae272de26f929c9594

                SHA512

                35ea16a2f61d29405393ae64bbed480abcf0d11d5e1cd49e5d7fb1a6f4d82b29faea7170ebf6dee553e2e811b9c4c36c1f505f3e7d394437dc3e9d500619d0eb

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2880669.exe

                Filesize

                234KB

                MD5

                c8cfe696d6173274c79a660a29b9be95

                SHA1

                bee86e989f103573235d0b39db635ea2c301a03a

                SHA256

                22039df1bc738e444cfc8735d37274a7139694ea18bb2ff6fa24cacc2ccf442b

                SHA512

                2a15cb710410fd58b94a61de6dd99f0e43062744eff4a0658832b8f077969d465e08c98e78a9a42f1de3dbc04c4ee3e9acab47bc374b5caf98f15f13e0ac113d

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3576899.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l6102624.exe

                Filesize

                223KB

                MD5

                aea234064483f651010cf9d981f59fea

                SHA1

                002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                SHA256

                58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                SHA512

                eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

              • memory/2312-36-0x000000000A5B0000-0x000000000A6BA000-memory.dmp

                Filesize

                1.0MB

              • memory/2312-33-0x00000000005A0000-0x00000000005D0000-memory.dmp

                Filesize

                192KB

              • memory/2312-34-0x0000000002AB0000-0x0000000002AB6000-memory.dmp

                Filesize

                24KB

              • memory/2312-35-0x000000000AAC0000-0x000000000B0D8000-memory.dmp

                Filesize

                6.1MB

              • memory/2312-37-0x000000000A4A0000-0x000000000A4B2000-memory.dmp

                Filesize

                72KB

              • memory/2312-38-0x000000000A500000-0x000000000A53C000-memory.dmp

                Filesize

                240KB

              • memory/2312-39-0x0000000002870000-0x00000000028BC000-memory.dmp

                Filesize

                304KB

              • memory/2988-14-0x0000000000CD0000-0x0000000000CDA000-memory.dmp

                Filesize

                40KB

              • memory/2988-15-0x00007FFF773E3000-0x00007FFF773E5000-memory.dmp

                Filesize

                8KB