Analysis

  • max time kernel
    148s
  • max time network
    166s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 18:18

General

  • Target

    06ca8c24aac1dfc98dcff3632bd9a2a735d5a57c7e634d8c9100f6446b5423f2.exe

  • Size

    390KB

  • MD5

    cdb9f33e3db3faea925260edf3aeb4c9

  • SHA1

    f5c2a6b9bf59a9901d79f6b3c123140433def0ba

  • SHA256

    06ca8c24aac1dfc98dcff3632bd9a2a735d5a57c7e634d8c9100f6446b5423f2

  • SHA512

    1579fa476abc80b2180471e95ccebb0adb6c2beb7e970867d699b7fd03dcf977e5695826ba20c7b3855ddd4d0f04530c3df1a8e8eca458643261a13bf14a4042

  • SSDEEP

    6144:Kny+bnr+5p0yN90QEfWKctyhWbGhdlACOpb6xtV6LcfkvlsVAAxuL:hMr9y90AfMlwpWwLcfb9x8

Malware Config

Extracted

Family

amadey

Version

3.86

C2

http://5.42.92.67

Attributes
  • install_dir

    ebb444342c

  • install_file

    legola.exe

  • strings_key

    5680b049188ecacbfa57b1b29c2f35a7

  • url_paths

    /norm/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 6 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\06ca8c24aac1dfc98dcff3632bd9a2a735d5a57c7e634d8c9100f6446b5423f2.exe
    "C:\Users\Admin\AppData\Local\Temp\06ca8c24aac1dfc98dcff3632bd9a2a735d5a57c7e634d8c9100f6446b5423f2.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4076
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7178925.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7178925.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2072
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3547067.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3547067.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3996
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8203176.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8203176.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2960
        • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
          "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1132
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN legola.exe /TR "C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:3952
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "legola.exe" /P "Admin:N"&&CACLS "legola.exe" /P "Admin:R" /E&&echo Y|CACLS "..\ebb444342c" /P "Admin:N"&&CACLS "..\ebb444342c" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:4720
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:3508
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "legola.exe" /P "Admin:N"
                6⤵
                  PID:4732
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "legola.exe" /P "Admin:R" /E
                  6⤵
                    PID:4428
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:5016
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\ebb444342c" /P "Admin:N"
                      6⤵
                        PID:1608
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\ebb444342c" /P "Admin:R" /E
                        6⤵
                          PID:3780
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t8456969.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t8456969.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2316
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4292 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
                1⤵
                  PID:2184
                • C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                  C:\Users\Admin\AppData\Local\Temp\ebb444342c\legola.exe
                  1⤵
                  • Executes dropped EXE
                  PID:640

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t8456969.exe

                  Filesize

                  174KB

                  MD5

                  ef191df23f50eda6d012e8048d096094

                  SHA1

                  9ca983643974b7c5f64f7297fed5f9ddb30a6654

                  SHA256

                  d227c2a4cc33c20d92450033e309d2f386024df80fba050df92202a04a44b68f

                  SHA512

                  abbb9c096c81620c3e9bc423f06a33124438496cb726bba23c24a6f22a9f5c2be7a6dc8cc857a8e1af04d16c75a4decbbb5422a10c5dac4f9e754ee2c9406c7a

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\z7178925.exe

                  Filesize

                  234KB

                  MD5

                  2409d1b90ce4a50cc6c32f4d12b87b8d

                  SHA1

                  0d477e6dd82fc6b7d534e4338ed557ea9582826f

                  SHA256

                  a6d6dcd890f04edbf6e4a0a1e42f6310eea80d6e47b0d6d63c3a536d9c6576d3

                  SHA512

                  8d248576ce7a3ec6bd179f931b5abbee62eefd5204fc71c94a5ad496201109c2f46aff9e1758b7199dbca108a0cc8aecfa457dc79ef13a6012d325a012d9e4a9

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\p3547067.exe

                  Filesize

                  13KB

                  MD5

                  cf4f11298c393d7687009410b8f138c7

                  SHA1

                  9e6419ba345df7ffe7af1e62f589566cfbcff7ce

                  SHA256

                  abba528e2227398b6304f64ad152247377d30488b0742b09b48cb7c18caf4821

                  SHA512

                  cb51ec5e181c01706a9667b1c885ac494248b8cc8a2f2a80e52ba2faba8154c6e45c0db950a05bf99e828b06ae0abebbf3d8bedf077573ea7b28c78e17b778bb

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\r8203176.exe

                  Filesize

                  224KB

                  MD5

                  2fe6440520d1955237179e449bceb526

                  SHA1

                  a4dca537c21c8277c403baf15f8befb3b7f18dc4

                  SHA256

                  ab8d4a38d5f115d7e15a8d37f0d2ecde23c2415d8bf015c4ac45d248e6135765

                  SHA512

                  ed498f4e40a9e6bb1b831d8c243b35a2b75ff854cbdfde8bc082346477f126e4e3c16b509203196e14b681e1a21b0640f152efe1f5201a8315773e220a93169a

                • memory/2316-37-0x000000000A270000-0x000000000A37A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/2316-33-0x00000000002C0000-0x00000000002F0000-memory.dmp

                  Filesize

                  192KB

                • memory/2316-34-0x0000000004CE0000-0x0000000004CE6000-memory.dmp

                  Filesize

                  24KB

                • memory/2316-36-0x000000000A700000-0x000000000AD18000-memory.dmp

                  Filesize

                  6.1MB

                • memory/2316-38-0x000000000A1B0000-0x000000000A1C2000-memory.dmp

                  Filesize

                  72KB

                • memory/2316-39-0x000000000A210000-0x000000000A24C000-memory.dmp

                  Filesize

                  240KB

                • memory/2316-40-0x000000000A380000-0x000000000A3CC000-memory.dmp

                  Filesize

                  304KB

                • memory/3996-15-0x0000000000B30000-0x0000000000B3A000-memory.dmp

                  Filesize

                  40KB

                • memory/3996-14-0x00007FFCA2C63000-0x00007FFCA2C65000-memory.dmp

                  Filesize

                  8KB