Analysis

  • max time kernel
    141s
  • 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 14:15

General

  • Target

    35d50aca923965e5a644e1735c8cd657d562282a8fddd8a654982c84f9258342.exe

  • Size

    389KB

  • MD5

    3e8e3f99da17defbcc54d0b92d42d370

  • SHA1

    4ae4d190f1c7743e707ade02bc452627b85df598

  • SHA256

    35d50aca923965e5a644e1735c8cd657d562282a8fddd8a654982c84f9258342

  • SHA512

    b395d1d18633eae61c9133b42803cac788fe2e636bf2d930e6d5b19b227b64c9c04bb748d440b7664a011626b03ac9e80b284442f63ba3d4948bf3a4ff4e9165

  • SSDEEP

    12288:iMrEy9080eKh/MtcyzhXhwB2GdnXxxEpyFpp:qyUe5tFtRjUkIFpp

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 8 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\35d50aca923965e5a644e1735c8cd657d562282a8fddd8a654982c84f9258342.exe
    "C:\Users\Admin\AppData\Local\Temp\35d50aca923965e5a644e1735c8cd657d562282a8fddd8a654982c84f9258342.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1472
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9699231.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9699231.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3744
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2951219.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2951219.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2532
        • 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:3148
          • 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:840
          • 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:2192
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:3868
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:4028
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:2012
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4848
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:3916
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:2204
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h9418416.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h9418416.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:1656
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j3752822.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j3752822.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2264
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2348
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:216
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2060

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j3752822.exe

                Filesize

                173KB

                MD5

                d39ea4685ebd66ffa101cf84bbce6b28

                SHA1

                41fb7d084660a4fcbb8da2c1f404a0976989100a

                SHA256

                d5d5ad09f45f741b0c27ee80315115f6a3846a27f4e20b5541b7355420c66df0

                SHA512

                3e270a78f8f7471ef03ade82cec9cd34329db803554ccff74f859846433e5a6b5e6ac6af0a412f04c3466392486ef55b2da8ec9bfa372dbf302b39a6355fe82f

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9699231.exe

                Filesize

                234KB

                MD5

                68cc2c63cf25d7c3b3256fb94672fe31

                SHA1

                fe239b914f1416e52daaf280f8037d80c6cf8446

                SHA256

                2b08b09d1f156ce5575e606054b368a0abd74b7202b020d7452e16d3ad5d3b9e

                SHA512

                5c71017b221c19dfac3f73c86b56e8180bdeb25e6e93fd6fd506f635edfa0e39192c92fb9e257c351ee2eab07b021d2e13bf6b5fcf05c1866896e28163a0cb45

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2951219.exe

                Filesize

                223KB

                MD5

                aea234064483f651010cf9d981f59fea

                SHA1

                002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                SHA256

                58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                SHA512

                eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h9418416.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • memory/1656-27-0x0000000000300000-0x000000000030A000-memory.dmp

                Filesize

                40KB

              • memory/2264-32-0x0000000000F40000-0x0000000000F70000-memory.dmp

                Filesize

                192KB

              • memory/2264-33-0x0000000003230000-0x0000000003236000-memory.dmp

                Filesize

                24KB

              • memory/2264-34-0x000000000B260000-0x000000000B878000-memory.dmp

                Filesize

                6.1MB

              • memory/2264-35-0x000000000ADB0000-0x000000000AEBA000-memory.dmp

                Filesize

                1.0MB

              • memory/2264-36-0x000000000ACF0000-0x000000000AD02000-memory.dmp

                Filesize

                72KB

              • memory/2264-37-0x000000000AD50000-0x000000000AD8C000-memory.dmp

                Filesize

                240KB

              • memory/2264-38-0x00000000052B0000-0x00000000052FC000-memory.dmp

                Filesize

                304KB