Analysis

  • max time kernel
    150s
  • max time network
    151s
  • 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 17:56

General

  • Target

    d7873c75af8bf0f44eedb5171fcab5b70d157578f4a43aff8aaadb23058cb1a3.exe

  • Size

    390KB

  • MD5

    bcf3bf79ffad508d0c6614b13a236386

  • SHA1

    b6123c6da65ce8c9f1d79f74e9b6f2da2a3db14c

  • SHA256

    d7873c75af8bf0f44eedb5171fcab5b70d157578f4a43aff8aaadb23058cb1a3

  • SHA512

    98b8f97c949e8a65ccdcf316c2f5f2fc5fe22618ea2a80ce4395ff66297fd03f324ba3825feaf2997d6dbc596a3527ed495795165ccf5621d1a5cc60f4fb5446

  • SSDEEP

    6144:Kjy+bnr+fp0yN90QE7c7Yla5bG+YvzSs5TpZ+xGYXJfcCcHnlRHuhyGXBcW:JMr3y90BsYlGFAzSk07JVcHnl94XBl

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 8 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\d7873c75af8bf0f44eedb5171fcab5b70d157578f4a43aff8aaadb23058cb1a3.exe
    "C:\Users\Admin\AppData\Local\Temp\d7873c75af8bf0f44eedb5171fcab5b70d157578f4a43aff8aaadb23058cb1a3.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1428
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3493246.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3493246.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4264
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1056703.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1056703.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1096
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7933406.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7933406.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:1364
        • 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:1596
          • 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:4212
          • 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:1468
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4004
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "danke.exe" /P "Admin:N"
                6⤵
                  PID:2964
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "danke.exe" /P "Admin:R" /E
                  6⤵
                    PID:3768
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4124
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\3ec1f323b5" /P "Admin:N"
                      6⤵
                        PID:2412
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\3ec1f323b5" /P "Admin:R" /E
                        6⤵
                          PID:4284
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2381940.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2381940.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2192
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:224
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2352
              • C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                C:\Users\Admin\AppData\Local\Temp\3ec1f323b5\danke.exe
                1⤵
                • Executes dropped EXE
                PID:2016

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n2381940.exe

                Filesize

                172KB

                MD5

                0d9085f6725a2f95b4e38de514aaec88

                SHA1

                6ee08eef95c607a91d713d9d994ad8b701ee6228

                SHA256

                7bd6c2901ba566221d0a4d9cbbd98004cc65ea7ab27baa41fabd6a1fec632146

                SHA512

                ec8ddbc5d3294c77825c8dc7e28bb57a2b9a52732c4f0c5361fbb96c923a0d8fe8de9b2afc8140588a806e0800d91ee7c3d11fadc6eeeff033eaa03aeee10556

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3493246.exe

                Filesize

                235KB

                MD5

                e30e7bb37197900b224d513bf491d4ac

                SHA1

                b7e2fa656095ba82def6410446f88c3b7f784d15

                SHA256

                3a4e621f407a95c60f3343139d38c1faeb187db0a9aa3d1b95dc8f09b04848c6

                SHA512

                e7a947fe80881d49f7153c85634913c344b123f5ec1d07341aa8a969389352decb6136f168b59ab1467723f06beaac7c24330a374b16eab27e6cebacb746b6e4

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1056703.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l7933406.exe

                Filesize

                224KB

                MD5

                8c6b79ec436d7cf6950a804c1ec7d3e9

                SHA1

                4a589d5605d8ef785fdc78b0bf64e769e3a21ad6

                SHA256

                4e1377f9874f333dcb0b1b758e3131949e667fc39aadf3091e4e3b7cdbaeef1d

                SHA512

                06f2de433876963bb7bbddbe93cab0b7dd22164d1c10726294445944dcf5fa4a0fb450fc683c32565177a81a6103f6a5f11d291958bc7fcff7fdb9cf41a001ce

              • memory/1096-15-0x00007FFA542F3000-0x00007FFA542F5000-memory.dmp

                Filesize

                8KB

              • memory/1096-14-0x0000000000D00000-0x0000000000D0A000-memory.dmp

                Filesize

                40KB

              • memory/2192-33-0x0000000000A10000-0x0000000000A40000-memory.dmp

                Filesize

                192KB

              • memory/2192-34-0x0000000002EE0000-0x0000000002EE6000-memory.dmp

                Filesize

                24KB

              • memory/2192-35-0x0000000005B20000-0x0000000006138000-memory.dmp

                Filesize

                6.1MB

              • memory/2192-36-0x0000000005610000-0x000000000571A000-memory.dmp

                Filesize

                1.0MB

              • memory/2192-37-0x00000000054D0000-0x00000000054E2000-memory.dmp

                Filesize

                72KB

              • memory/2192-38-0x0000000005540000-0x000000000557C000-memory.dmp

                Filesize

                240KB

              • memory/2192-39-0x0000000005580000-0x00000000055CC000-memory.dmp

                Filesize

                304KB