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
    10-05-2024 15:27

General

  • Target

    3d03f2fde9b9bf8b3069d0b3bdf2625973d4f23daa92673be4185d9c0d5f2500.exe

  • Size

    389KB

  • MD5

    bf563439432ac3c78acc59067f958e56

  • SHA1

    23ccf3dce712ac5e26a59aba66593b785b8f7463

  • SHA256

    3d03f2fde9b9bf8b3069d0b3bdf2625973d4f23daa92673be4185d9c0d5f2500

  • SHA512

    93983179bc5dd6bc8fb1cc75bf93553b427d2b84e4bbb3f2407e8c0b554280a259f89667007e12157a32ce99f379cfbfe67ad61015b6ef8e0298d686ff521505

  • SSDEEP

    6144:KTy+bnr++p0yN90QEzo3Vcq21/X3pKBlMUepPXqKmCrjywubTdubmRVmjnVu6F34:dMr2y90sOq21/oalLvy3u42wWg97

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 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\3d03f2fde9b9bf8b3069d0b3bdf2625973d4f23daa92673be4185d9c0d5f2500.exe
    "C:\Users\Admin\AppData\Local\Temp\3d03f2fde9b9bf8b3069d0b3bdf2625973d4f23daa92673be4185d9c0d5f2500.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2604
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0728975.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0728975.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1644
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1408241.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1408241.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1316
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9468821.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9468821.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4404
        • 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:5292
          • 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:1848
          • 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:1012
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4344
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:1432
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:2804
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4664
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:5908
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:4636
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5696080.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5696080.exe
                  2⤵
                  • Executes dropped EXE
                  PID:3932
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:4520
              • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                1⤵
                • Executes dropped EXE
                PID:5440

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5696080.exe

                Filesize

                173KB

                MD5

                a4ff0e9e931a0084687ad5d812338aed

                SHA1

                6ddba896b9fd7ff59d89ed7e0452c4a3ab0e73da

                SHA256

                cc8ec5f11e19e39c19b393bb65293b0dba57876984d7c9899a97a8f3c2b43cf7

                SHA512

                5aa7861fc21b55505fed3681157a0d0a30fdd1d78cbb2454036f0529f37decfd7669a4eb5bd733d2fc3fca0c85c6c0fa38bb6eb025e94591f42ab9ef663b45e1

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0728975.exe

                Filesize

                234KB

                MD5

                9cc42cc38736fdf07b728a32da081af4

                SHA1

                67ce6f975992c816f874b1867e8ec7be19efa2cd

                SHA256

                59924752aa75dd3a0534f535b1f605c40848bf4f7fdaded276d44e8cb657348e

                SHA512

                1cab1a385cad5081da2c6d86ddcf8a9dedfb102a93a6994e458a721efd4d0258ca8a3bf73e9d4d25198349c6da26a42d5072d44698aeddeea9d71fbabc2095af

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1408241.exe

                Filesize

                11KB

                MD5

                7e93bacbbc33e6652e147e7fe07572a0

                SHA1

                421a7167da01c8da4dc4d5234ca3dd84e319e762

                SHA256

                850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                SHA512

                250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l9468821.exe

                Filesize

                223KB

                MD5

                aea234064483f651010cf9d981f59fea

                SHA1

                002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                SHA256

                58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                SHA512

                eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

              • memory/1316-14-0x00007FFBE3643000-0x00007FFBE3645000-memory.dmp

                Filesize

                8KB

              • memory/1316-15-0x0000000000970000-0x000000000097A000-memory.dmp

                Filesize

                40KB

              • memory/3932-33-0x0000000000B20000-0x0000000000B50000-memory.dmp

                Filesize

                192KB

              • memory/3932-34-0x0000000001220000-0x0000000001226000-memory.dmp

                Filesize

                24KB

              • memory/3932-35-0x0000000005C60000-0x0000000006278000-memory.dmp

                Filesize

                6.1MB

              • memory/3932-36-0x0000000005750000-0x000000000585A000-memory.dmp

                Filesize

                1.0MB

              • memory/3932-37-0x00000000054E0000-0x00000000054F2000-memory.dmp

                Filesize

                72KB

              • memory/3932-38-0x0000000005680000-0x00000000056BC000-memory.dmp

                Filesize

                240KB

              • memory/3932-39-0x00000000056C0000-0x000000000570C000-memory.dmp

                Filesize

                304KB