Analysis

  • max time kernel
    141s
  • max time network
    156s
  • 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, 18:07

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:4852
    • 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:1136
      • 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:2476
      • 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:3700
        • 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:856
          • 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:4556
          • 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:2580
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4232
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:3784
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:436
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2540
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:4120
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:5104
                • 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:380
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2104
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:4868

              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/380-36-0x0000000005310000-0x000000000541A000-memory.dmp

                      Filesize

                      1.0MB

                    • memory/380-33-0x0000000000620000-0x0000000000650000-memory.dmp

                      Filesize

                      192KB

                    • memory/380-37-0x0000000002A90000-0x0000000002AA2000-memory.dmp

                      Filesize

                      72KB

                    • memory/380-38-0x0000000005150000-0x000000000518C000-memory.dmp

                      Filesize

                      240KB

                    • memory/380-39-0x0000000005190000-0x00000000051DC000-memory.dmp

                      Filesize

                      304KB

                    • memory/380-35-0x0000000005820000-0x0000000005E38000-memory.dmp

                      Filesize

                      6.1MB

                    • memory/380-34-0x0000000002A30000-0x0000000002A36000-memory.dmp

                      Filesize

                      24KB

                    • memory/2476-14-0x0000000000F10000-0x0000000000F1A000-memory.dmp

                      Filesize

                      40KB

                    • memory/2476-15-0x00007FFA496C3000-0x00007FFA496C5000-memory.dmp

                      Filesize

                      8KB