Analysis

  • max time kernel
    152s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 07:04

General

  • Target

    853890cb435781965f3dc9618397058d03c8d3e59706ede7d308b4afe12cbe68.exe

  • Size

    514KB

  • MD5

    1e403ea018e300ab5fa01dc6722fd8a6

  • SHA1

    b84fea8ce4026eb79d8048b8c2af1d21ecf1364c

  • SHA256

    853890cb435781965f3dc9618397058d03c8d3e59706ede7d308b4afe12cbe68

  • SHA512

    51c703ee4d4c66c3c94d54f96691490b9dddd2260472b48f728f09712b081726e60bc6e1a1df1fe4306b99ab594065512bbce2f44587be7a7461a53dd7c6e244

  • SSDEEP

    12288:fMrdy90UdEtCZ8v/PXBqYmXzGNmIubtV4xM6ijMEV:yy7ut3nx0XKNmIucBEV

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

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

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
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 9 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • 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 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\853890cb435781965f3dc9618397058d03c8d3e59706ede7d308b4afe12cbe68.exe
    "C:\Users\Admin\AppData\Local\Temp\853890cb435781965f3dc9618397058d03c8d3e59706ede7d308b4afe12cbe68.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4140
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0812977.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0812977.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4128
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7797511.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7797511.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4604
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a3542491.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a3542491.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3164
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0053232.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0053232.exe
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:5104
          • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
            "C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe"
            5⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Suspicious use of WriteProcessMemory
            PID:5108
            • 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
              6⤵
              • Creates scheduled task(s)
              PID:2892
            • 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
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:3012
              • C:\Windows\SysWOW64\cmd.exe
                C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                7⤵
                  PID:2244
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:N"
                  7⤵
                    PID:3284
                  • C:\Windows\SysWOW64\cacls.exe
                    CACLS "pdates.exe" /P "Admin:R" /E
                    7⤵
                      PID:4084
                    • C:\Windows\SysWOW64\cmd.exe
                      C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                      7⤵
                        PID:3728
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:N"
                        7⤵
                          PID:3688
                        • C:\Windows\SysWOW64\cacls.exe
                          CACLS "..\925e7e99c5" /P "Admin:R" /E
                          7⤵
                            PID:4944
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c9427367.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c9427367.exe
                    3⤵
                    • Executes dropped EXE
                    • Checks SCSI registry key(s)
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious behavior: MapViewOfSection
                    PID:1980
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d2875192.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d2875192.exe
                  2⤵
                  • Executes dropped EXE
                  PID:3464
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3696 --field-trial-handle=2252,i,16504368816373493055,9578615028378602855,262144 --variations-seed-version /prefetch:8
                1⤵
                  PID:2692
                • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4724
                • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  1⤵
                  • Executes dropped EXE
                  PID:4168

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\d2875192.exe

                  Filesize

                  174KB

                  MD5

                  38a04acb886db0132375ad04c9a2bb08

                  SHA1

                  55ec8886c54c6b02e1b4c1e7d3852251e9d09e2b

                  SHA256

                  e06c224f38d4a32ebd14834b31f6aa0fde1aaade7c0fda95e00ea77335ea07dc

                  SHA512

                  44c44ff8633f4b248a9f1dd3bb5e7d50eab8aff1f5d6258964092b784f3a1268d3300056099f6dbd4300b9560f5e6b84da176d6ff80c004f7d02855912ff8263

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0812977.exe

                  Filesize

                  359KB

                  MD5

                  4b48efe54f18bd0d702132b9dd87d5a4

                  SHA1

                  1c73fce06bc3992ad6891ffce68ac110259ac338

                  SHA256

                  6353e20081b17fcb87b6e48091215d3ced15b545c58252541e6ad469f86ee28d

                  SHA512

                  9f33a26d9ed8a374ab6ff484af4d474a8f3cc737a62520e7dfb49ef11c7104b23be1ba1dfc8f57fbcbf202f29a93eb8fc5a4e7489e0651079f2c13f02192a0ba

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\c9427367.exe

                  Filesize

                  35KB

                  MD5

                  e04982564d83c1da9dc6811abdaf672c

                  SHA1

                  39e45bf02a3da1a70bdf65b78ad76bc84b1974be

                  SHA256

                  8490f14e10df94782494e03066e7d37b24bbfe263ff115d4c0af74d4d7639469

                  SHA512

                  a9725f8a15eb5062aad342555e5e5b2762d4cc13c95f6e20272c51d28586e5f720a19ce4bd3900941ae933f4455c6926aff2d96218cb6a30cee4f060aeb21a32

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7797511.exe

                  Filesize

                  234KB

                  MD5

                  72ab08d944fa19aca3d2fae7ae0c7ee2

                  SHA1

                  e31da6072297dcdd757c91e8b4b30ebd42b4fd68

                  SHA256

                  c4dcbfff5e865bc9a6fbf9962b21102a73e74636fca25c63ad35ab1077fd71f3

                  SHA512

                  fdf4e47df1e09df6cb39493165576affab59f855b6d41659fb3ec6c5c077a425782ff3e21250c52d34874b9a3dee6d6fd46beeb89a3803d5f7afdb065756a36a

                • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a3542491.exe

                  Filesize

                  11KB

                  MD5

                  63ad89a9a8af000b4e51d0f893aad085

                  SHA1

                  21f1e059d707e49f48331b13ab8332395d2821a5

                  SHA256

                  b00ec97cdf7d31f31c4b35bd2ef8cf500373d642e7e3d13a326f26443e0c4808

                  SHA512

                  0794e9fdc53c0f56af4e2fb4597facf387d302b25fd04d5b11aa687846327cb723007c020bb744102f7211142e8d9a3bd2fe28604d248bd7d15eeb93cde9418c

                • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b0053232.exe

                  Filesize

                  224KB

                  MD5

                  3c62041559af1b19996dbf854519eec8

                  SHA1

                  86ebe337544b33294f14cfcf5d9d993055823333

                  SHA256

                  b280fa99dc4be9d943bdbae696626b5c39d3f15810eb91cda6b53e6075c7fd0f

                  SHA512

                  ef3112655756a7ae16acb10b4a97461e37e6c8795e435599a57303f015460c89187e75b6fa7e6ed82687c758e6e67d45fede7599b1e50590d3d78f08dafad624

                • memory/1980-40-0x0000000000400000-0x0000000000409000-memory.dmp

                  Filesize

                  36KB

                • memory/1980-44-0x0000000000400000-0x0000000000409000-memory.dmp

                  Filesize

                  36KB

                • memory/3164-21-0x00007FFC4E4E3000-0x00007FFC4E4E5000-memory.dmp

                  Filesize

                  8KB

                • memory/3164-22-0x0000000000AA0000-0x0000000000AAA000-memory.dmp

                  Filesize

                  40KB

                • memory/3364-41-0x0000000003430000-0x0000000003446000-memory.dmp

                  Filesize

                  88KB

                • memory/3464-48-0x00000000008F0000-0x0000000000920000-memory.dmp

                  Filesize

                  192KB

                • memory/3464-49-0x0000000002DC0000-0x0000000002DC6000-memory.dmp

                  Filesize

                  24KB

                • memory/3464-50-0x000000000AD20000-0x000000000B338000-memory.dmp

                  Filesize

                  6.1MB

                • memory/3464-51-0x000000000A8A0000-0x000000000A9AA000-memory.dmp

                  Filesize

                  1.0MB

                • memory/3464-52-0x000000000A7E0000-0x000000000A7F2000-memory.dmp

                  Filesize

                  72KB

                • memory/3464-53-0x000000000A840000-0x000000000A87C000-memory.dmp

                  Filesize

                  240KB

                • memory/3464-54-0x000000000A9B0000-0x000000000A9FC000-memory.dmp

                  Filesize

                  304KB