Analysis

  • max time kernel
    160s
  • max time network
    173s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 12:33

General

  • Target

    1d059ca891566e0006cb4534dc4ff845fedd1d3d468c12366e12f98a815ed7d4.exe

  • Size

    389KB

  • MD5

    2983d487675b8e857be5cc87ecf3a3f9

  • SHA1

    5dee58d99ebb08bee6f7210ab933e0adeed7930c

  • SHA256

    1d059ca891566e0006cb4534dc4ff845fedd1d3d468c12366e12f98a815ed7d4

  • SHA512

    f547d694a853e4f0924f54cd7d22d7b384b15e58b45749947df5a5b44c9981d8319c6a537c8b3e517e1ece5de8be98bf95251aee51258bafd948bad269e8b866

  • SSDEEP

    6144:KOy+bnr+ep0yN90QE+d2iPWnGyF4ts9EO6GGvo5o8egBZ+t4nDSKWWE3k33GMC:iMruy904d2om56j6RegBYCnprKk3O

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 6 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 3 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\1d059ca891566e0006cb4534dc4ff845fedd1d3d468c12366e12f98a815ed7d4.exe
    "C:\Users\Admin\AppData\Local\Temp\1d059ca891566e0006cb4534dc4ff845fedd1d3d468c12366e12f98a815ed7d4.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3532
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4707813.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4707813.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4832
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6769642.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6769642.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1416
        • 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:2716
          • 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:3660
          • 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:2836
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4036
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:4196
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:1944
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4848
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:4392
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:2952
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6299789.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6299789.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3624
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j7773066.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j7773066.exe
                  2⤵
                  • Executes dropped EXE
                  PID:4764
              • 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=4064 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
                1⤵
                  PID:4256
                • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  1⤵
                  • Executes dropped EXE
                  PID:3900

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j7773066.exe

                  Filesize

                  173KB

                  MD5

                  03486d7d10f8be93fb55a5a125d79353

                  SHA1

                  1926c46e2a3ba3f22d2b9a3ec6ff8314bd0d9527

                  SHA256

                  ae95cc3dad2258838bab37078d58f17b2cad2b6a60c313168261a564185745bc

                  SHA512

                  8e380b3e029485f352fc97c51cc1a3d0de69fb7ea83112449390ff0959752849fde05abd72b8439a487a1e3e7d06980bdc90066387fe5d349c7a700e67db335b

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x4707813.exe

                  Filesize

                  234KB

                  MD5

                  8f60ba120e19ad8816b6be6fba6df1c8

                  SHA1

                  cfce501aefdaf27580c3c267c18dc40d388fe9f8

                  SHA256

                  18c735c8cb1cefb78e97a96795b953e64ace0111065000dcc15624852066d0e5

                  SHA512

                  9e3cae60814cdb4ad60e9fb8ccf39d9ad0d9cc2750683c4c6e3da9551f645e0f3d8bd9ce9c551b7ddc9d79c60b2911dee5981a297a9fad36d769d1d924238559

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6769642.exe

                  Filesize

                  223KB

                  MD5

                  aea234064483f651010cf9d981f59fea

                  SHA1

                  002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                  SHA256

                  58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                  SHA512

                  eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6299789.exe

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                • memory/3624-27-0x00000000006F0000-0x00000000006FA000-memory.dmp

                  Filesize

                  40KB

                • memory/4764-32-0x0000000000DB0000-0x0000000000DE0000-memory.dmp

                  Filesize

                  192KB

                • memory/4764-34-0x0000000003040000-0x0000000003046000-memory.dmp

                  Filesize

                  24KB

                • memory/4764-35-0x000000000B140000-0x000000000B758000-memory.dmp

                  Filesize

                  6.1MB

                • memory/4764-36-0x000000000AC30000-0x000000000AD3A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/4764-37-0x000000000AB60000-0x000000000AB72000-memory.dmp

                  Filesize

                  72KB

                • memory/4764-38-0x000000000ABC0000-0x000000000ABFC000-memory.dmp

                  Filesize

                  240KB