Analysis

  • max time kernel
    142s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 13:13

General

  • Target

    795a49ee81e6eb25d2140b564c0aa63d165592e4d3b7bb4c29423c619b51334a.exe

  • Size

    390KB

  • MD5

    2b5197c2b3a9c14d7cb949b809a27863

  • SHA1

    e78dac9c729de8b6e9064b3bb2043401063ed616

  • SHA256

    795a49ee81e6eb25d2140b564c0aa63d165592e4d3b7bb4c29423c619b51334a

  • SHA512

    622de70b8d20486c805cf25e5b32bc9351a28c4feca5fcde29c279761444450ca57f74a3b737a09eecf689fa909a1f89d729b528758f9a7a237dfe2511b80bbc

  • SSDEEP

    6144:KXy+bnr+Op0yN90QEymQY+TOYTc28XYmEhrORHTqij+jmMrLWJeXsuIGpt:BMr6y90r1+TOSp8oNhCqij+pzXs5Mt

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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\795a49ee81e6eb25d2140b564c0aa63d165592e4d3b7bb4c29423c619b51334a.exe
    "C:\Users\Admin\AppData\Local\Temp\795a49ee81e6eb25d2140b564c0aa63d165592e4d3b7bb4c29423c619b51334a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1060
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0932119.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0932119.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1964
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8761760.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8761760.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3940
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8864243.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8864243.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:4516
        • 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:4876
          • 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:1436
          • 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:4128
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:3228
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:640
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:4156
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4104
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:2388
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:4152
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5482656.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5482656.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2488
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2724
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:512

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5482656.exe

                Filesize

                172KB

                MD5

                d86ee190bbb058c3edb5a4b3194359a0

                SHA1

                1adaefeead16a49a4f48f682c9083c48577baec9

                SHA256

                62dfb4ead4cbed0b017ec79d97d69779dcdcde34ed730db7a5a3ff7f5429b56f

                SHA512

                195e7da8cc4268c73189193a480eab12f650b7efd4b8f22c1bbeafc224534a7a880811693994c84d4a7f0ae689e3f6e30c81e67181d8bdb8bb0c78b66079de3f

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0932119.exe

                Filesize

                234KB

                MD5

                edc556bd751be4c21331a62f7cdb4a85

                SHA1

                a7f116072ee2b0a502ee9b5b3ad2069bfa760291

                SHA256

                bb05c8d756e41cb57119eb061d6fe683f561205cb9729a24b65c604dd286a50d

                SHA512

                c91080a951f2d3b89f4aac3073395ed139a692fb3b962ffda3e221bb36e55986ea7c47037d0e78ba11ae58082907dd9a452305454c953ce867f30113bcc45da1

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8761760.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8864243.exe

                Filesize

                223KB

                MD5

                aea234064483f651010cf9d981f59fea

                SHA1

                002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                SHA256

                58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                SHA512

                eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

              • memory/2488-36-0x00000000059C0000-0x0000000005ACA000-memory.dmp

                Filesize

                1.0MB

              • memory/2488-33-0x0000000000F20000-0x0000000000F50000-memory.dmp

                Filesize

                192KB

              • memory/2488-34-0x0000000003210000-0x0000000003216000-memory.dmp

                Filesize

                24KB

              • memory/2488-35-0x0000000005ED0000-0x00000000064E8000-memory.dmp

                Filesize

                6.1MB

              • memory/2488-37-0x00000000058B0000-0x00000000058C2000-memory.dmp

                Filesize

                72KB

              • memory/2488-38-0x0000000005910000-0x000000000594C000-memory.dmp

                Filesize

                240KB

              • memory/2488-39-0x0000000005950000-0x000000000599C000-memory.dmp

                Filesize

                304KB

              • memory/3940-15-0x0000000000840000-0x000000000084A000-memory.dmp

                Filesize

                40KB

              • memory/3940-14-0x00007FFDCED83000-0x00007FFDCED85000-memory.dmp

                Filesize

                8KB