Analysis

  • max time kernel
    149s
  • 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 15:27

General

  • Target

    3a484bb7d4882d8f4ab5dcb7c60a4d1397a642611888b68c5e13702926794729.exe

  • Size

    390KB

  • MD5

    e5623dbb07c715bf40d82dd36df6cd45

  • SHA1

    1e636843ca903406cf011d2359e300737cbc9176

  • SHA256

    3a484bb7d4882d8f4ab5dcb7c60a4d1397a642611888b68c5e13702926794729

  • SHA512

    3cb7f3805046123b7b6297783478c41f7a02a154fe49957e4a866b0ea29b1dd697ef0a1cdf4240603d4b4e08a26d4d1220d89e86cdcfecae350c1fe9512317c1

  • SSDEEP

    6144:K6y+bnr+2p0yN90QELJRVtUdXkWcnZNTQR52pX5B9I9/VULECcHnlRHnnXUQtLQ9:6Mryy90VnbyWpDy9/ihcHnl9XXtLQ9

Malware Config

Extracted

Family

amadey

Version

3.85

C2

http://77.91.68.3

Attributes
  • install_dir

    3ec1f323b5

  • install_file

    danke.exe

  • strings_key

    827021be90f1e85ab27949ea7e9347e8

  • url_paths

    /home/love/index.php

rc4.plain

Extracted

Family

redline

Botnet

nasa

C2

77.91.68.68:19071

Attributes
  • auth_value

    6da71218d8a9738ea3a9a78b5677589b

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 WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a484bb7d4882d8f4ab5dcb7c60a4d1397a642611888b68c5e13702926794729.exe
    "C:\Users\Admin\AppData\Local\Temp\3a484bb7d4882d8f4ab5dcb7c60a4d1397a642611888b68c5e13702926794729.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:840
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3479914.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3479914.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3192
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4853251.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4853251.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2996
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4577133.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4577133.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1736
        • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
          "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:4568
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN danke.exe /TR "C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:2436
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "danke.exe" /P "Admin:N"&&CACLS "danke.exe" /P "Admin:R" /E&&echo Y|CACLS "..\3ec1f323b5" /P "Admin:N"&&CACLS "..\3ec1f323b5" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3340
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:2340
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:2408
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:4112
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2876
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:3860
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:4512
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2477904.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2477904.exe
                  2⤵
                  • Executes dropped EXE
                  PID:1696
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:980
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:1380

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2477904.exe

                Filesize

                173KB

                MD5

                0b4182bb6321ad1897ec38e24af253fa

                SHA1

                b22e31790f9e19bf63ed2f0b1bcb7232579714fc

                SHA256

                a8babc8042e8781c154cc9e24779bec5bcec74be5c243a40dc2867087e87db72

                SHA512

                79f88c4533abfe04900d93664518e435ebf1248b278636047205f91ba9c0d86198943a74c01021ed6b07a1300c782c8b453b8ea74b1731609d4dae0addc27e8a

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3479914.exe

                Filesize

                235KB

                MD5

                5652cdc54aca9b910fbec218d30236be

                SHA1

                df7fb4d1c5876789c9515e59aa0440ef34cbe2fe

                SHA256

                42357c996988714b8f99c2a862f0ff281ed30621009a2bce60b442bca848a630

                SHA512

                43fa87901f954c7cc3c3390a37655268535914a4c2aae3a32b36c16045f7b6978fa292b9047e03c19a51201c499e31615548be50a46d8aed9eb06bc39309b440

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k4853251.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l4577133.exe

                Filesize

                224KB

                MD5

                8c6b79ec436d7cf6950a804c1ec7d3e9

                SHA1

                4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                SHA256

                4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                SHA512

                06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

              • memory/1696-36-0x0000000004FF0000-0x00000000050FA000-memory.dmp

                Filesize

                1.0MB

              • memory/1696-33-0x00000000003A0000-0x00000000003D0000-memory.dmp

                Filesize

                192KB

              • memory/1696-34-0x0000000002870000-0x0000000002876000-memory.dmp

                Filesize

                24KB

              • memory/1696-35-0x0000000005500000-0x0000000005B18000-memory.dmp

                Filesize

                6.1MB

              • memory/1696-37-0x0000000004E60000-0x0000000004E72000-memory.dmp

                Filesize

                72KB

              • memory/1696-38-0x0000000004EE0000-0x0000000004F1C000-memory.dmp

                Filesize

                240KB

              • memory/1696-39-0x0000000004F20000-0x0000000004F6C000-memory.dmp

                Filesize

                304KB

              • memory/2996-14-0x00007FF9FF703000-0x00007FF9FF705000-memory.dmp

                Filesize

                8KB

              • memory/2996-15-0x0000000000FE0000-0x0000000000FEA000-memory.dmp

                Filesize

                40KB