Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 12:11

General

  • Target

    b3eb736a5d62ca99c3bb61ab1572ce044dd3f3d33a0f83509bfc2cb1204b0b9f.exe

  • Size

    390KB

  • MD5

    08756b1e9e8c05b88b872a614abb9456

  • SHA1

    3261f8485d41b39bb51c405736cde6cc83511e71

  • SHA256

    b3eb736a5d62ca99c3bb61ab1572ce044dd3f3d33a0f83509bfc2cb1204b0b9f

  • SHA512

    d92fb17a8c74f00005c360f5c826ca85ec60ea7cbaca5f8ffd267a65edffb8e7dacf1f036a4f5f540b82ef652e5fe5409697029012349d14959ff7f690605542

  • SSDEEP

    6144:KBy+bnr+Dp0yN90QECqKcLI9GyF4t29E7JrovGA0jgBZ+t4WDu/J6AiKXztd:fMr7y90o63AY6vGXgBYCWXKXX

Malware Config

Extracted

Family

amadey

Version

3.86

C2

http://77.91.68.61

Attributes
  • install_dir

    925e7e99c5

  • install_file

    pdates.exe

  • strings_key

    ada76b8b0e1f6892ee93c20ab8946117

  • url_paths

    /rock/index.php

rc4.plain

Extracted

Family

redline

Botnet

lande

C2

77.91.124.84:19071

Attributes
  • auth_value

    9fa41701c47df37786234f3373f21208

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\b3eb736a5d62ca99c3bb61ab1572ce044dd3f3d33a0f83509bfc2cb1204b0b9f.exe
    "C:\Users\Admin\AppData\Local\Temp\b3eb736a5d62ca99c3bb61ab1572ce044dd3f3d33a0f83509bfc2cb1204b0b9f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2916
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645719.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645719.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4696
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1846017.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1846017.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4744
        • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
          "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:224
          • C:\Windows\SysWOW64\schtasks.exe
            "C:\Windows\System32\schtasks.exe" /Create /SC MINUTE /MO 1 /TN pdates.exe /TR "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe" /F
            5⤵
            • Creates scheduled task(s)
            PID:3788
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /k echo Y|CACLS "pdates.exe" /P "Admin:N"&&CACLS "pdates.exe" /P "Admin:R" /E&&echo Y|CACLS "..\925e7e99c5" /P "Admin:N"&&CACLS "..\925e7e99c5" /P "Admin:R" /E&&Exit
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:2716
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:1320
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:2292
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:1684
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:3568
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:2248
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:1448
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h2510344.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h2510344.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:5036
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j4729988.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j4729988.exe
                  2⤵
                  • Executes dropped EXE
                  PID:4216
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2016
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2148

              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\j4729988.exe
                Filesize

                174KB

                MD5

                d7f4ba7a17e53c7dfca306c245797a33

                SHA1

                0934a608bc852f4e1d83f983efb1780a203820ec

                SHA256

                52758207b6444e17aa43d88a15e1fe87fda60daaafdde3ea472ad03d7fe1a013

                SHA512

                0e25987139ca19ad577073904ccaa8e3d1fcef068156a532844650916abac76be0548b30b25bc9c873ec82b0477ea01c3960cd3d17490ea6764d432d1e80724f

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4645719.exe
                Filesize

                234KB

                MD5

                495e0b8ffc453360f703a2a6ba8f7e93

                SHA1

                157d1262fe97881759a5fa1a6408b9bf8b81eebd

                SHA256

                e424308966588a91927e091105887369fb203ecab4a76069ef2781f69823511a

                SHA512

                f4c6860a531bf61d7a41f7e6b3d5feb6f4cf9cba54ef596f03ddaaf423a3f2924975fa7b86d99caf56483c13be25e5c906db8f3b52d91e49a3f9e6694e6dc866

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1846017.exe
                Filesize

                223KB

                MD5

                aea234064483f651010cf9d981f59fea

                SHA1

                002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                SHA256

                58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                SHA512

                eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h2510344.exe
                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • memory/4216-32-0x0000000000DE0000-0x0000000000E10000-memory.dmp
                Filesize

                192KB

              • memory/4216-33-0x0000000007BD0000-0x0000000007BD6000-memory.dmp
                Filesize

                24KB

              • memory/4216-34-0x000000000B210000-0x000000000B828000-memory.dmp
                Filesize

                6.1MB

              • memory/4216-35-0x000000000AD90000-0x000000000AE9A000-memory.dmp
                Filesize

                1.0MB

              • memory/4216-36-0x000000000ACD0000-0x000000000ACE2000-memory.dmp
                Filesize

                72KB

              • memory/4216-37-0x000000000AD30000-0x000000000AD6C000-memory.dmp
                Filesize

                240KB

              • memory/4216-38-0x00000000031D0000-0x000000000321C000-memory.dmp
                Filesize

                304KB

              • memory/5036-27-0x0000000000F40000-0x0000000000F4A000-memory.dmp
                Filesize

                40KB