Analysis

  • max time kernel
    150s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 13:19

General

  • Target

    143e14de3ab20f2359132907b991db6a76d0d521ba132b83a736d149619409c5.exe

  • Size

    390KB

  • MD5

    302c8027c8728a76aebbdaa358bcf27f

  • SHA1

    b377bb11e4b31fac3779736dafd77d3930e68349

  • SHA256

    143e14de3ab20f2359132907b991db6a76d0d521ba132b83a736d149619409c5

  • SHA512

    bec37bef66ef5ab381607b0ce2f3e4852b9c91e44187376e5065026db2b62150f418ea58b7646011c86bf096e4d22de36f28f8f54efbe137bbf54bc081615c8e

  • SSDEEP

    6144:KBy+bnr+6p0yN90QE7f11dRzGQkV6oNImWSzVGBmIqS8a0lCG:rMrey90lf1zcQkHNwSzAd0YG

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

krast

C2

77.91.68.68:19071

Attributes
  • auth_value

    9059ea331e4599de3746df73ccb24514

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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\143e14de3ab20f2359132907b991db6a76d0d521ba132b83a736d149619409c5.exe
    "C:\Users\Admin\AppData\Local\Temp\143e14de3ab20f2359132907b991db6a76d0d521ba132b83a736d149619409c5.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2972
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1359229.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1359229.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4980
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7511157.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7511157.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:5020
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5242522.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5242522.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1600
        • 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:4352
          • 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:4592
          • 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:2020
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:3948
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:2684
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:5000
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:2880
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:2452
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:3152
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n4765071.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n4765071.exe
                  2⤵
                  • Executes dropped EXE
                  PID:2524
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:2716
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:372
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:3728

              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\n4765071.exe
                Filesize

                173KB

                MD5

                2e579346644673daa171cbfbbf226e92

                SHA1

                15c654470dda2e03c3579cc06f02f01756b8f220

                SHA256

                e7fa30eaa844288719a635b40bfa1bce8aeb1bade6683915e00b71891453019a

                SHA512

                b5a0a0c869447ab586dfcb512b646b409139eb2e086c0c46f777fecb84d417fef7c75be688a3f63eea0fc704649b683f10afa20b9243e4e8d7363883daebe995

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y1359229.exe
                Filesize

                234KB

                MD5

                f5f946ac4583af832c2d637fd85246fb

                SHA1

                dffad329cad828e547d1eb418a4fc709ba05fcc7

                SHA256

                44e8ec63756866f0209362393b22273dd2106f5a207ff8f8e16f71ce45bf0455

                SHA512

                0f5fbb1400818078d97964da427e24cedd8a998343cc2de79a28b0137c629070ba60f44ea0c03fa8424c03040fff403cf4b72597596917ca72ba1eed2a55e9b6

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k7511157.exe
                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l5242522.exe
                Filesize

                223KB

                MD5

                aea234064483f651010cf9d981f59fea

                SHA1

                002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                SHA256

                58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                SHA512

                eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

              • memory/2524-36-0x00000000059A0000-0x0000000005AAA000-memory.dmp
                Filesize

                1.0MB

              • memory/2524-33-0x0000000000F40000-0x0000000000F70000-memory.dmp
                Filesize

                192KB

              • memory/2524-34-0x0000000003220000-0x0000000003226000-memory.dmp
                Filesize

                24KB

              • memory/2524-35-0x0000000005EB0000-0x00000000064C8000-memory.dmp
                Filesize

                6.1MB

              • memory/2524-37-0x00000000058D0000-0x00000000058E2000-memory.dmp
                Filesize

                72KB

              • memory/2524-38-0x0000000005930000-0x000000000596C000-memory.dmp
                Filesize

                240KB

              • memory/2524-39-0x0000000005AB0000-0x0000000005AFC000-memory.dmp
                Filesize

                304KB

              • memory/5020-15-0x00007FFD22C03000-0x00007FFD22C05000-memory.dmp
                Filesize

                8KB

              • memory/5020-14-0x00000000002F0000-0x00000000002FA000-memory.dmp
                Filesize

                40KB