Analysis

  • max time kernel
    143s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 17:47

General

  • Target

    5b49e20d688471002a1cc866e323e32a0e0a2f1e92fd2f057979cd27a850f44b.exe

  • Size

    390KB

  • MD5

    c2d23a53e4099c1c7126c1e6e332fb12

  • SHA1

    22f111c42bff48f88be368920886195dc990b3fb

  • SHA256

    5b49e20d688471002a1cc866e323e32a0e0a2f1e92fd2f057979cd27a850f44b

  • SHA512

    7251bc4c9dca30f08baafa1e4b9572a20d026a351ba7b5482190f605b41087a25da0f259e0742adf796f556a42b5d09e1a05d0909ae947a830fdd30ffa280bc5

  • SSDEEP

    12288:5Mr/y90WOOEnMEY4/7kJByGYpEzPCGDk:myZpEYgO55zaGDk

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

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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b49e20d688471002a1cc866e323e32a0e0a2f1e92fd2f057979cd27a850f44b.exe
    "C:\Users\Admin\AppData\Local\Temp\5b49e20d688471002a1cc866e323e32a0e0a2f1e92fd2f057979cd27a850f44b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5088
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4110074.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4110074.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4856
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4364572.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4364572.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2216
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9008921.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9008921.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:456
        • 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:1488
          • 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:4084
          • 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:1188
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4332
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:1140
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:2964
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2864
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:2856
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:4800
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5862121.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5862121.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2260
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2240
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:1880

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5862121.exe

                Filesize

                174KB

                MD5

                ce0130bab4a203fb429717db34a5ded8

                SHA1

                f327437b7536fdb55886fab9ed75aa9b96adf434

                SHA256

                928d6dea9b8438dc2c1077ed9a9b7ac8af9bf8319b0c9ed111cdadf9fdec99f7

                SHA512

                b454058b906f71be56e5e9242a81ab62c654a62388580113f0727b1012960e26abc8c261c95f06ca7780898822ba7aa9648627b175fcb8c9c2f5695a3f3f7093

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4110074.exe

                Filesize

                234KB

                MD5

                279b2d5c52a4d82f3d5f35ccdd5550c9

                SHA1

                3af713b121d2b815d78c3b63b887dbed04b802c3

                SHA256

                8bffe3a07e8da00b7eb336a8eec3860e33caec9a1d53934c74ff7fea598d1931

                SHA512

                c56556f0199d1564c0d8e97c29ad5b5ed93ad6e280d7ba2c7e79f97cf648f68097822a6e38a870b033e08709083db9de49ce8b47dfc8523a3e4bcb1f769cae0e

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4364572.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9008921.exe

                Filesize

                223KB

                MD5

                aea234064483f651010cf9d981f59fea

                SHA1

                002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                SHA256

                58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                SHA512

                eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

              • memory/2216-14-0x00000000009D0000-0x00000000009DA000-memory.dmp

                Filesize

                40KB

              • memory/2216-15-0x00007FFB56BF3000-0x00007FFB56BF5000-memory.dmp

                Filesize

                8KB

              • memory/2260-33-0x0000000000F80000-0x0000000000FB0000-memory.dmp

                Filesize

                192KB

              • memory/2260-34-0x00000000059E0000-0x00000000059E6000-memory.dmp

                Filesize

                24KB

              • memory/2260-35-0x00000000060C0000-0x00000000066D8000-memory.dmp

                Filesize

                6.1MB

              • memory/2260-36-0x0000000005BB0000-0x0000000005CBA000-memory.dmp

                Filesize

                1.0MB

              • memory/2260-37-0x0000000005A40000-0x0000000005A52000-memory.dmp

                Filesize

                72KB

              • memory/2260-38-0x0000000005AE0000-0x0000000005B1C000-memory.dmp

                Filesize

                240KB

              • memory/2260-39-0x0000000005B20000-0x0000000005B6C000-memory.dmp

                Filesize

                304KB