Analysis

  • max time kernel
    149s
  • max time network
    150s
  • 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 18:55

General

  • Target

    bdd93956feba699c1eac73030a5ce8e55ae51fab4852062d8e46e8ed460a2b8b.exe

  • Size

    830KB

  • MD5

    9c50d39c6ed47f89d58009df0a2a3e4c

  • SHA1

    5756a2f2448ce80c83e10962619e5cd416f8ee88

  • SHA256

    bdd93956feba699c1eac73030a5ce8e55ae51fab4852062d8e46e8ed460a2b8b

  • SHA512

    9d1dc06eb982fee68c190f60e61da71cf55f65394403f06ff063cf6c3b05221c8fda2c6b1fe956fa85ae9ed491c5d6d6d7095f9d1f30d5132d3e5a089a9a0c9b

  • SSDEEP

    24576:QyeH4/JFWyn+4lOHy6XJAcR1OX8e2a5QN5g87xE:X7TWkOS6XJrU3

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 11 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 5 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 47 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bdd93956feba699c1eac73030a5ce8e55ae51fab4852062d8e46e8ed460a2b8b.exe
    "C:\Users\Admin\AppData\Local\Temp\bdd93956feba699c1eac73030a5ce8e55ae51fab4852062d8e46e8ed460a2b8b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1916
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6889920.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6889920.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3500
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6066256.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6066256.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4792
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v7938826.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v7938826.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:4504
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v8387208.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v8387208.exe
            5⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of WriteProcessMemory
            PID:1868
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a9336339.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a9336339.exe
              6⤵
              • Modifies Windows Defender Real-time Protection settings
              • Executes dropped EXE
              • Windows security modification
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1836
            • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b5408226.exe
              C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b5408226.exe
              6⤵
              • Checks computer location settings
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:1928
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                "C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe"
                7⤵
                • Checks computer location settings
                • Executes dropped EXE
                • Suspicious use of WriteProcessMemory
                PID:1500
                • 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
                  8⤵
                  • Creates scheduled task(s)
                  PID:736
                • 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
                  8⤵
                  • Suspicious use of WriteProcessMemory
                  PID:1624
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    9⤵
                      PID:1856
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "saves.exe" /P "Admin:N"
                      9⤵
                        PID:452
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "saves.exe" /P "Admin:R" /E
                        9⤵
                          PID:2896
                        • C:\Windows\SysWOW64\cmd.exe
                          C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                          9⤵
                            PID:544
                          • C:\Windows\SysWOW64\cacls.exe
                            CACLS "..\b40d11255d" /P "Admin:N"
                            9⤵
                              PID:4984
                            • C:\Windows\SysWOW64\cacls.exe
                              CACLS "..\b40d11255d" /P "Admin:R" /E
                              9⤵
                                PID:4860
                      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\c6132976.exe
                        C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\c6132976.exe
                        5⤵
                        • Executes dropped EXE
                        PID:2440
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:1520
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:1372
              • C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                C:\Users\Admin\AppData\Local\Temp\b40d11255d\saves.exe
                1⤵
                • Executes dropped EXE
                PID:3080

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v6889920.exe

                Filesize

                724KB

                MD5

                35e33c83ed7b694734ba374bfcc91139

                SHA1

                50dad8b5d82597e0376e975d716f397f6a2bef76

                SHA256

                0040963d0dc841620440765e9f18da93f7a31ed501dc77a53fa30393325e3337

                SHA512

                d74a305f4972db66d78d7942367f7d834c1db0169e0275b7f9607e0d8c2093705901f8a5c60ef4a79e3d850421184ea119cc001aefffc4c6ab5b2280496b1b3d

              • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v6066256.exe

                Filesize

                599KB

                MD5

                2c3d1ddcf27a8dd4cfad86b6f0818337

                SHA1

                8b8500a7183cab1e068e55e959d0a0bacdd9a211

                SHA256

                f113ff189d60eeb8ae4f348ded203c5e0d155db81c78068610891147ed2ee14e

                SHA512

                20822f35f4345cc6bb08d90a913b5a653b49b90a332c449f2eb91cec72accca74f21fa595ea8d815897b3810a298cd02bdb9b34970c902d64fe742d359159eb7

              • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v7938826.exe

                Filesize

                433KB

                MD5

                4dccdafe94330efcc13ebf206cbc21f0

                SHA1

                d6c733dfcad94fc729a4f15f4cfe08b6db58b4b5

                SHA256

                1260de1428d92cfc55e24810a4389bb042fa0714dc6069138198f5edff4a7dd7

                SHA512

                b6ee48a808be23f085548d569f294b37f501b404eb3422286341870dbf0a6e5c35224d82fda959231c26d610080e69b4bf24d6d35010c846904e57635ff24a08

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\c6132976.exe

                Filesize

                175KB

                MD5

                18d09c1a2ede8664f76d8d9105e15306

                SHA1

                73711128ba7e69af39c79553e514eb131fe35621

                SHA256

                9c5bef9bf48cd5299a601a9af4898904cf351ab17a15537d606d45ec60be5c83

                SHA512

                649b380ebacc04308753a2a4609c98053d28afd043221ef07e6c2b1b1f2e618dd730dc0ea2a7bf3c6b65ea2ccd1d9e6747c76bdb3795540092f12dbb3c94a780

              • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\v8387208.exe

                Filesize

                277KB

                MD5

                c6acf486e432ac67ebdec562d33b3fa3

                SHA1

                b9de43085c501efa2f90dd9e53bbb8dfdcfce47d

                SHA256

                13485081c3de14dad1245eec42083625643fa5a3b2c17c902d20ba5dc156190e

                SHA512

                9dd053d5dcacdef15f54e751da979de016853eee1b224df87ef62a3b717f129126dd3610a3d8cef674f592652d3599217f0d791deed2450a7413c7b99cc80cf6

              • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\a9336339.exe

                Filesize

                11KB

                MD5

                7db5b6dd818c70bf7d89e4a4d0c348f0

                SHA1

                4ba2627cbad98cc3f34cd1b6fc90e239b7dcb037

                SHA256

                b3a9ed94c66fdaf0259747f05e0abb1a22f010517e762ce713cb0efee0c6bd16

                SHA512

                dba6be30ea75817849a314a8b5f4c9ee5bf8e3d772592b72f7fded090e242ef4e4658699fee33de3735e232dc5520d0752092024b1f5a412b5bb151edc21f40e

              • C:\Users\Admin\AppData\Local\Temp\IXP004.TMP\b5408226.exe

                Filesize

                339KB

                MD5

                335eded0b9ee641b5df45eef0d59b6df

                SHA1

                6e895ed6adaadc8708d6b09c5988d1939a072cd4

                SHA256

                7403620cb32004991e3a1a53616d4f828cfc776d8238337a86d8ca3bcaeefeaf

                SHA512

                78e20a3758b8b08732e61fd4a63a29003f5075d390dc915c06079b9ac99086a76940fdd3cb64856f6cd967a1b89a81d363d110494629fe56e64823e11d8c4e50

              • memory/1836-35-0x00000000000D0000-0x00000000000DA000-memory.dmp

                Filesize

                40KB

              • memory/2440-52-0x0000000000560000-0x0000000000590000-memory.dmp

                Filesize

                192KB

              • memory/2440-53-0x0000000002A30000-0x0000000002A36000-memory.dmp

                Filesize

                24KB

              • memory/2440-54-0x000000000A8A0000-0x000000000AEB8000-memory.dmp

                Filesize

                6.1MB

              • memory/2440-55-0x000000000A3D0000-0x000000000A4DA000-memory.dmp

                Filesize

                1.0MB

              • memory/2440-56-0x000000000A300000-0x000000000A312000-memory.dmp

                Filesize

                72KB

              • memory/2440-57-0x000000000A360000-0x000000000A39C000-memory.dmp

                Filesize

                240KB

              • memory/2440-58-0x00000000028B0000-0x00000000028FC000-memory.dmp

                Filesize

                304KB