Analysis

  • max time kernel
    142s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-05-2024 19:04

General

  • Target

    06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe

  • Size

    705KB

  • MD5

    cefb48c11aee2707f103ac7a34b57e60

  • SHA1

    e632e41c8ae408773b48bf5d921dd0045a658fcb

  • SHA256

    06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53

  • SHA512

    dc5cc9534746091f3422525c9bc6cf621a357050b5819499592e1453dcd19e8805f32b2f781342e386a1444367971748cd216288785d015ac3f85aa5ab0fa245

  • SSDEEP

    12288:lMrny90g0NrIpWEoLi55BHZCOfbdoGYtd/JVdZNKnsAa78n9SIg556AQYsgfrCEG:iyerIWcXLHWbNKQc9KD6dYsqjEJ

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.

  • 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 10 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 4 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 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe
    "C:\Users\Admin\AppData\Local\Temp\06f3c929bab6bc6923c8d8bcc94bb40374b50fbcd1c5bb74105608664f303c53.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1108
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6008874.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6008874.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4408
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8942264.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8942264.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:344
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8407110.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8407110.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:2464
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8146722.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8146722.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4024
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h9786280.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h9786280.exe
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:1892
            • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
              "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:3532
              • 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
                7⤵
                • Creates scheduled task(s)
                PID:3516
              • 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
                7⤵
                • Suspicious use of WriteProcessMemory
                PID:4488
                • C:\Windows\SysWOW64\cmd.exe
                  C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                  8⤵
                    PID:1348
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "saves.exe" /P "Admin:N"
                    8⤵
                      PID:4916
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "saves.exe" /P "Admin:R" /E
                      8⤵
                        PID:1488
                      • C:\Windows\SysWOW64\cmd.exe
                        C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                        8⤵
                          PID:4956
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\b40d11255d" /P "Admin:N"
                          8⤵
                            PID:3940
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "..\b40d11255d" /P "Admin:R" /E
                            8⤵
                              PID:1628
                    • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6915172.exe
                      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6915172.exe
                      4⤵
                      • Executes dropped EXE
                      PID:5044
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4284
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:2132
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:4064

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6008874.exe

                Filesize

                599KB

                MD5

                2c0f12a16c5557637034be9edc7d59e6

                SHA1

                fc945d05e845c02ef3613d7e696e483d4581d666

                SHA256

                835316bac6a8889d99c5d6d8e4efcab2f58dca79af1177a540dfd6310524959f

                SHA512

                57b4c1e7f6ab424990f38636454e3109bf147259ad20e6ed126a90601dbfd85cddbbdfe446ac19d09600b5f87e646422427bc976ca09064cdccb0b0992fc4d0a

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x8942264.exe

                Filesize

                433KB

                MD5

                dc1e5b84611cac5d2f816189e69e05a4

                SHA1

                f1b317f8d8c85e3a7dd93bab1aabeef858501b47

                SHA256

                45dc164a76e3b52ff244829e3267c601a22baadbfa7d96680288c3ef54e7e31a

                SHA512

                11083a92186051130cf50b7c459898052983f4ce327221a442eb132dba09e3e86d676206224f8156e195079ce6a80d7985319436f3395cfcfce1254dc6e560e4

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\i6915172.exe

                Filesize

                174KB

                MD5

                d080210fb23012622275c82d238b355e

                SHA1

                bf0c0204707ced6b3d8f540722faf308c49ead21

                SHA256

                0b53e4600edfc7beaaffaf9379ac7fcd080170f98a6dc266eb63311e39be4d7d

                SHA512

                9c884b317d29dd0b539a7f205a42c1d6d9079cd322532d2bfc73bade0b2e5e32a6649831dd13784cd51586f6db997ab812202819906d01630b1e1cd90ab28073

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\x8407110.exe

                Filesize

                277KB

                MD5

                f5ebc7f534fd777f1dd117f822e14ee7

                SHA1

                90782b92046a56625bfc07873b57512c7b7c0168

                SHA256

                3c9c0bdd0b6987f6e32a4bcea1a94f99ed4dc12a9d8b744091dd38cee01433b9

                SHA512

                08534b4e5ba82242097c098030f7f7eadd87ef51fb113f3af4943e64222a091db01b5684916b105b88d9b7f1cda123a6326e292bb3d4c7053fc1dd482dbe4a44

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\g8146722.exe

                Filesize

                11KB

                MD5

                f3961ba46ebcd9b1a379c3dba351caa6

                SHA1

                a166a4922cf22c91700620dcfb2e395f5083c031

                SHA256

                2b9623c111cc446200bd41dcc999b1bc6391c45f1aba03f784d7bb329087def8

                SHA512

                72c960471662ed606032077c63799397ea3316c258ecf2520b17e2c58369f6a6b39e684870ada653ba272c0f2851d471c203f55b7067d04893a5224b833777d2

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\h9786280.exe

                Filesize

                338KB

                MD5

                febf61b01cd49f5177608bc5e2d39c6e

                SHA1

                55805751bee0a46092875647537168d297d03149

                SHA256

                561ef5c8b31dbe0e2f032f098f651eeea26a6dfd03d1f98366f3219ecf83f934

                SHA512

                3f4b84e9465be11ecd46dd0da60c40f59b7305bc874773f7cf5ce053588a66a4248855837bedbfc5241f76b28264dd07aee64ce137ee313fd177802973c300df

              • memory/4024-28-0x00000000003C0000-0x00000000003CA000-memory.dmp

                Filesize

                40KB

              • memory/5044-45-0x0000000000A10000-0x0000000000A40000-memory.dmp

                Filesize

                192KB

              • memory/5044-46-0x00000000051B0000-0x00000000051B6000-memory.dmp

                Filesize

                24KB

              • memory/5044-47-0x0000000005930000-0x0000000005F48000-memory.dmp

                Filesize

                6.1MB

              • memory/5044-48-0x0000000005460000-0x000000000556A000-memory.dmp

                Filesize

                1.0MB

              • memory/5044-49-0x0000000005390000-0x00000000053A2000-memory.dmp

                Filesize

                72KB

              • memory/5044-50-0x00000000053F0000-0x000000000542C000-memory.dmp

                Filesize

                240KB

              • memory/5044-51-0x0000000005570000-0x00000000055BC000-memory.dmp

                Filesize

                304KB