Analysis

  • max time kernel
    143s
  • 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 12:56

General

  • Target

    34b8fdeeafe15c31ab10314949d8d534bca5cfd6995d47dbab8b3506a2847a27.exe

  • Size

    390KB

  • MD5

    05c38101649835c2baad888deab4c66e

  • SHA1

    912349f3fecc2be742f9f83ed646e6828d32608a

  • SHA256

    34b8fdeeafe15c31ab10314949d8d534bca5cfd6995d47dbab8b3506a2847a27

  • SHA512

    21c5e69665c9bb2e358c4ef09391c77e9e9ad32f0df1307d6970c97ad655fda2f7280e79948853aeee31b8e55c12783ce6a783eea1a7138681e5dab641be8caa

  • SSDEEP

    6144:K8y+bnr+ip0yN90QE7h7stzBYwv/aYxUsjmLXsiaZ+CcHnlRHu5lpuObxYinjsU:YMr6y90Jhy60Xjm0lcHnl9KrbylU

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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\34b8fdeeafe15c31ab10314949d8d534bca5cfd6995d47dbab8b3506a2847a27.exe
    "C:\Users\Admin\AppData\Local\Temp\34b8fdeeafe15c31ab10314949d8d534bca5cfd6995d47dbab8b3506a2847a27.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4200
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4425374.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4425374.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:556
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5131338.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5131338.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4468
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2828872.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2828872.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:2092
        • 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:1820
          • 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:2256
          • 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:1236
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4492
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:3476
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:4332
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4292
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:1876
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:3404
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n3662799.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n3662799.exe
                  2⤵
                  • Executes dropped EXE
                  PID:3612
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2612
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:4548

              Network

              MITRE ATT&CK Matrix ATT&CK v13

              Execution

              Scheduled Task/Job

              1
              T1053

              Persistence

              Create or Modify System Process

              1
              T1543

              Windows Service

              1
              T1543.003

              Boot or Logon Autostart Execution

              1
              T1547

              Registry Run Keys / Startup Folder

              1
              T1547.001

              Scheduled Task/Job

              1
              T1053

              Privilege Escalation

              Create or Modify System Process

              1
              T1543

              Windows Service

              1
              T1543.003

              Boot or Logon Autostart Execution

              1
              T1547

              Registry Run Keys / Startup Folder

              1
              T1547.001

              Scheduled Task/Job

              1
              T1053

              Defense Evasion

              Modify Registry

              3
              T1112

              Impair Defenses

              2
              T1562

              Disable or Modify Tools

              2
              T1562.001

              Discovery

              Query Registry

              1
              T1012

              System Information Discovery

              2
              T1082

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n3662799.exe
                Filesize

                173KB

                MD5

                16ac2b9cb4f99f21374568580d0f5f40

                SHA1

                4a00b813cb4e2a055c4eea1efeabcc8c23690ae4

                SHA256

                649a68e3156f43a66aeda341d7536729ad4b7268672cb2fad1244a96d342325b

                SHA512

                3fcf1fac4ac99dcd92226a91dd58d6c014169ecda65d10789f37fd6f8d1e074f0c815ee7698f7935157bbeeaf76b25b6ac2bb0d755571b4435df56768fd4b33c

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y4425374.exe
                Filesize

                235KB

                MD5

                0544864b40de9e5d9bd78663bec70c64

                SHA1

                577dc49d6ee17419907548e49be5af125384bd26

                SHA256

                c6e31ddcd52af9ed728e201ed237a325e30d08385a15cecde32e365ed158c2fe

                SHA512

                23bae7bb58b9fcf11b547b77a5c1c9cafedd8512dadb6a6153f89bab175ac2af1ccd8478f269f936f90aa2a2610a5cd8ab53ef236ac68d09982b78e00521f00c

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5131338.exe
                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l2828872.exe
                Filesize

                224KB

                MD5

                8c6b79ec436d7cf6950a804c1ec7d3e9

                SHA1

                4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                SHA256

                4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                SHA512

                06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

              • memory/3612-36-0x0000000005010000-0x000000000511A000-memory.dmp
                Filesize

                1.0MB

              • memory/3612-33-0x0000000000550000-0x0000000000580000-memory.dmp
                Filesize

                192KB

              • memory/3612-34-0x0000000001110000-0x0000000001116000-memory.dmp
                Filesize

                24KB

              • memory/3612-35-0x0000000005520000-0x0000000005B38000-memory.dmp
                Filesize

                6.1MB

              • memory/3612-37-0x0000000002A90000-0x0000000002AA2000-memory.dmp
                Filesize

                72KB

              • memory/3612-38-0x0000000004F40000-0x0000000004F7C000-memory.dmp
                Filesize

                240KB

              • memory/3612-39-0x0000000004F80000-0x0000000004FCC000-memory.dmp
                Filesize

                304KB

              • memory/4468-15-0x00000000008B0000-0x00000000008BA000-memory.dmp
                Filesize

                40KB

              • memory/4468-14-0x00007FFB569A3000-0x00007FFB569A5000-memory.dmp
                Filesize

                8KB