Analysis

  • max time kernel
    144s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-05-2024 10:02

General

  • Target

    9a7ee6b801d877ebe30af54c64afce444a041f28ac9cb08964f0d97a0fa17fe4.exe

  • Size

    903KB

  • MD5

    56cbf85c17dc70913672f90b1f36fbfc

  • SHA1

    205c818fd0e8d76ea21b3cd03704a2ae71f85a76

  • SHA256

    9a7ee6b801d877ebe30af54c64afce444a041f28ac9cb08964f0d97a0fa17fe4

  • SHA512

    dbdde039478539be601d9bec0e9d88ed590f3c35ddf9e98eefe10affcf9dc7b809349741c4ef2ab740d0af6352dd0ce46412028b77a516a1ac6475bcb4c2c5db

  • SSDEEP

    24576:byb2x0Hx9Isn62mKFE0e1PMGI4InO6fbWaqErse0mdbi:OU0Hx9ISMKFE0eZMlndbsezd

Malware Config

Extracted

Family

amadey

Version

3.87

Botnet

59b440

C2

http://77.91.68.18

Attributes
  • install_dir

    b40d11255d

  • install_file

    saves.exe

  • strings_key

    fa622dfc42544927a6471829ee1fa9fe

  • url_paths

    /nice/index.php

rc4.plain

Extracted

Family

redline

Botnet

mrak

C2

77.91.124.82:19071

Attributes
  • auth_value

    7d9a335ab5dfd42d374867c96fe25302

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • 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
  • Adds Run key to start application 2 TTPs 3 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 use of WriteProcessMemory 39 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a7ee6b801d877ebe30af54c64afce444a041f28ac9cb08964f0d97a0fa17fe4.exe
    "C:\Users\Admin\AppData\Local\Temp\9a7ee6b801d877ebe30af54c64afce444a041f28ac9cb08964f0d97a0fa17fe4.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1584
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7112759.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7112759.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3980
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y8185233.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y8185233.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:2944
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1483425.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1483425.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2776
          • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
            "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:2572
            • C:\Windows\SysWOW64\schtasks.exe
              "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN saves.exe /TR "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe" /F
              6⤵
              • Creates scheduled task(s)
              PID:3272
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "saves.exe" /P "Admin:N"&&CACLS "saves.exe" /P "Admin:R" /E&&echo Y|CACLS "..\b40d11255d" /P "Admin:N"&&CACLS "..\b40d11255d" /P "Admin:R" /E&&Exit
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:2768
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                7⤵
                  PID:1996
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "saves.exe" /P "Admin:N"
                  7⤵
                    PID:4312
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "saves.exe" /P "Admin:R" /E
                    7⤵
                      PID:1136
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                      7⤵
                        PID:1484
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\b40d11255d" /P "Admin:N"
                        7⤵
                          PID:2284
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\b40d11255d" /P "Admin:R" /E
                          7⤵
                            PID:1732
                    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n6024603.exe
                      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n6024603.exe
                      4⤵
                      • Executes dropped EXE
                      PID:2012
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4848
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4020

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y7112759.exe

                Filesize

                822KB

                MD5

                0e9909e9fd5294ab652141221853b24c

                SHA1

                4385b57935cf20cefb551e76ed07f7b1b570a1ea

                SHA256

                122f09b7df2071714e67c540ed9b44a34e4693254bd5c80d4aecc68ce4f457aa

                SHA512

                2ad71e8837fcc072e85314e750fa6370d40fefb93f8338c944da7e75d9af9a2f4847e19df5f9398e31d076fe71d85d86ed7d9349cbace26a2a8d6b37ebb9c412

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y8185233.exe

                Filesize

                331KB

                MD5

                f728f659451c1e0feb0f699e074f20b1

                SHA1

                192f0ec37208ca2eb609e94c363b1b8a5f25847f

                SHA256

                768dd9a148a0ba170b2ff6beb9373e0bebd8905ca633e5472c941c9d55d712f2

                SHA512

                e2bf3a0d2ca9a8005048340c2d04bea767b208bf7d248e6ec320dac493660e378d38065d6188a3b700456af20d21fa6af9122035025a2d0167e69d8f9d3d9d21

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1483425.exe

                Filesize

                337KB

                MD5

                de17c1b707dacb39f3417d27ad096c21

                SHA1

                8a24d39ef5d2581f985b758265914f44ce932c4b

                SHA256

                5216bd418236aedf2cdb7fdc56a0a7a806f67e69b030cf8591edc9514630fefa

                SHA512

                92c1defb3a5fc57de7d4513bc1bd806c5bb0ff953ad7c3f2c18569e90c917cae8455351a3bdc05a7ec82623b4ebcd256137741645dfe8ce79be3767983f6219d

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\n6024603.exe

                Filesize

                174KB

                MD5

                48e594c677f7b1eb3409f6fea8013ad3

                SHA1

                47a6635597279b01be1b8c24ddf00206008c5c2f

                SHA256

                889c7152986d17371dbadee509047f764986603450990994389a0d805238b1f8

                SHA512

                51b3a83c8d822f5072ae735e6d1dca23787b1a43e3e043113293c265684c1760764749fe9c74a9cc2a3755784fecbd508c1aa2cb3635dc18297a97bcb03ae455

              • memory/2012-33-0x0000000000EE0000-0x0000000000F10000-memory.dmp

                Filesize

                192KB

              • memory/2012-34-0x0000000003270000-0x0000000003276000-memory.dmp

                Filesize

                24KB

              • memory/2012-35-0x0000000006080000-0x0000000006698000-memory.dmp

                Filesize

                6.1MB

              • memory/2012-36-0x0000000005B70000-0x0000000005C7A000-memory.dmp

                Filesize

                1.0MB

              • memory/2012-37-0x0000000005890000-0x00000000058A2000-memory.dmp

                Filesize

                72KB

              • memory/2012-38-0x00000000058F0000-0x000000000592C000-memory.dmp

                Filesize

                240KB

              • memory/2012-39-0x0000000005A60000-0x0000000005AAC000-memory.dmp

                Filesize

                304KB