Analysis

  • max time kernel
    148s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 08:13

General

  • Target

    764d92d88ba9348555a1351396433cb6b93afd1bc3dcf27a5a06c2bb7aed5c5f.exe

  • Size

    515KB

  • MD5

    2154ece6d371bfbe7b76969405904f7e

  • SHA1

    39f7c2f9abe69a8dc9b42853d10e330b93c9858d

  • SHA256

    764d92d88ba9348555a1351396433cb6b93afd1bc3dcf27a5a06c2bb7aed5c5f

  • SHA512

    da64833b8c9a80598631242e5649164230f586d26e6171af7fac767496319a2e7147df082f7294a7faeb6e97843c03f4031ebfac1244ffab3804102e293a857f

  • SSDEEP

    12288:ZMr7y90W5WJa5xOzgYAkrlzdEEcjXAyEc6hoMzR3VFKTv2h:uyfxOpRzKEOAyEphtzhrKTg

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
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 9 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).

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • 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 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\764d92d88ba9348555a1351396433cb6b93afd1bc3dcf27a5a06c2bb7aed5c5f.exe
    "C:\Users\Admin\AppData\Local\Temp\764d92d88ba9348555a1351396433cb6b93afd1bc3dcf27a5a06c2bb7aed5c5f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3008
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8037124.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8037124.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3164
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6090559.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6090559.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2408
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1921299.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1921299.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2512
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b6797687.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b6797687.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2488
          • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
            "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2944
            • 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
              6⤵
              • Creates scheduled task(s)
              PID:4040
            • 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
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:4680
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                7⤵
                  PID:4944
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:N"
                  7⤵
                    PID:2312
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "pdates.exe" /P "Admin:R" /E
                    7⤵
                      PID:5064
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                      7⤵
                        PID:4436
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:N"
                        7⤵
                          PID:468
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\925e7e99c5" /P "Admin:R" /E
                          7⤵
                            PID:1584
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c1730609.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c1730609.exe
                    3⤵
                    • Executes dropped EXE
                    • Checks SCSI registry key(s)
                    PID:2584
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d2034385.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d2034385.exe
                  2⤵
                  • Executes dropped EXE
                  PID:1636
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:4992
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:4936

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d2034385.exe

                Filesize

                173KB

                MD5

                478907e21056ec954863f744923d66ef

                SHA1

                0bd7b9905cfd5135324811c1cf6f587a8d65f638

                SHA256

                56b21151da3b7f5420f855668581bad6e5e1659306970372320fa453c517fd66

                SHA512

                7e558a09ad8905a60a30b4c3898b6a96a2dade191697b4c95ef10a57a6ecacd5d55bea551b088b81a9888de5ae2593b7099efb38dd9f5898e9056c61ffc6439c

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v8037124.exe

                Filesize

                359KB

                MD5

                6ffe220ea983dfad338a1f8c7a434df5

                SHA1

                defc72a496e79f1bdda7a9f356c65b8e2b0e0a26

                SHA256

                9467f8fedaa618469c91fed1e5980a9e1a7a2b22bc456b95d3a338242b3b6477

                SHA512

                4f8cf2f175e6706a4828a9c7537735406bd5b7d66a4a85428f69bd1f2362a0ed58707e8d0d193bd8079dbdca3f4a71f14fa34b8624f64f3d725acbe7df86fce4

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c1730609.exe

                Filesize

                35KB

                MD5

                8fe35219f258d8bacb6bf8edc682fb2c

                SHA1

                979535596ea208d403d8e0e300f832a1c0a9e06c

                SHA256

                ef9b2cc544302f2f7afdf5f6c1d66971d65f87d3345fd763896c23b17d028981

                SHA512

                3e4aa30325b00ec24b2a208a39e69055b795c9f7a244d0fc49eb87c5a71b7455a0c9eedb26bbb32feaf7a7e56e79d8c6de5c775f5af84b70408fb7368d1a5f04

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6090559.exe

                Filesize

                234KB

                MD5

                d4e21fb6881ef1240b6fcb1807e33437

                SHA1

                15f7ddcc15e2d6f2a95d2f07dbd8cfa0d0f56d24

                SHA256

                a22a82487193ae5ea533fff71a88bdbcd42304c451d2d2383a162ea797633798

                SHA512

                507295973be41a82625f53301208403c817c1de7fb8a7f787d1647cbf8310e32ff88b84b330205429c0557a568bee0187fdea3c2c66bbcdbc55e44783e841844

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1921299.exe

                Filesize

                11KB

                MD5

                0af4983d266a8beca186f2982f93571e

                SHA1

                d23d7260618685b821d0c5d9b112b4caed4be12a

                SHA256

                acc3723f02d21434a6ccb2bb8ca36f7aca96cab06c9ea4c9e6a0fc0e87343066

                SHA512

                730ff4561382d9cde738d63d144cec4b7c205af289334b777982d3c24d698697252631eacdcfbca6bc627c2551eef8ae49878a135449299dce308b078eadd054

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b6797687.exe

                Filesize

                223KB

                MD5

                92ecd63689689187a0300452da216546

                SHA1

                baca2601fe1323617cae2a8bc3c539be38fa0eea

                SHA256

                1559281dca2533a4ba1904bf90518c75008214a273e24384bbe277af03553e80

                SHA512

                f6759c316d6cfb393fd347ddf107052c6a02cd8f500d3b321a80d09d3446005093d01f1498c3c2535022dd3077312cebbf1f29d210ddd8e61ab2b91439360f2b

              • memory/1636-51-0x0000000004930000-0x000000000497C000-memory.dmp

                Filesize

                304KB

              • memory/1636-49-0x000000000A4D0000-0x000000000A4E2000-memory.dmp

                Filesize

                72KB

              • memory/1636-50-0x000000000A530000-0x000000000A56C000-memory.dmp

                Filesize

                240KB

              • memory/1636-48-0x000000000A590000-0x000000000A69A000-memory.dmp

                Filesize

                1.0MB

              • memory/1636-45-0x00000000005E0000-0x0000000000610000-memory.dmp

                Filesize

                192KB

              • memory/1636-46-0x00000000028E0000-0x00000000028E6000-memory.dmp

                Filesize

                24KB

              • memory/1636-47-0x000000000AA10000-0x000000000B028000-memory.dmp

                Filesize

                6.1MB

              • memory/2512-21-0x0000000000180000-0x000000000018A000-memory.dmp

                Filesize

                40KB

              • memory/2512-22-0x00007FF82E543000-0x00007FF82E545000-memory.dmp

                Filesize

                8KB

              • memory/2584-41-0x0000000000400000-0x0000000000409000-memory.dmp

                Filesize

                36KB

              • memory/2584-39-0x0000000000400000-0x0000000000409000-memory.dmp

                Filesize

                36KB