Analysis

  • max time kernel
    153s
  • 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 13:08

General

  • Target

    795a49ee81e6eb25d2140b564c0aa63d165592e4d3b7bb4c29423c619b51334a.exe

  • Size

    390KB

  • MD5

    2b5197c2b3a9c14d7cb949b809a27863

  • SHA1

    e78dac9c729de8b6e9064b3bb2043401063ed616

  • SHA256

    795a49ee81e6eb25d2140b564c0aa63d165592e4d3b7bb4c29423c619b51334a

  • SHA512

    622de70b8d20486c805cf25e5b32bc9351a28c4feca5fcde29c279761444450ca57f74a3b737a09eecf689fa909a1f89d729b528758f9a7a237dfe2511b80bbc

  • SSDEEP

    6144:KXy+bnr+Op0yN90QEymQY+TOYTc28XYmEhrORHTqij+jmMrLWJeXsuIGpt:BMr6y90r1+TOSp8oNhCqij+pzXs5Mt

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 FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 38 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\795a49ee81e6eb25d2140b564c0aa63d165592e4d3b7bb4c29423c619b51334a.exe
    "C:\Users\Admin\AppData\Local\Temp\795a49ee81e6eb25d2140b564c0aa63d165592e4d3b7bb4c29423c619b51334a.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3324
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0932119.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0932119.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:984
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8761760.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8761760.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:3260
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8864243.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8864243.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1872
        • 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:5060
          • 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:1328
          • 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:2168
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:4784
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:1156
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:656
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:3964
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:1716
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:4056
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5482656.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5482656.exe
                  2⤵
                  • Executes dropped EXE
                  PID:3284
              • 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=4048 --field-trial-handle=3060,i,1774866140584649235,8085848018931772189,262144 --variations-seed-version /prefetch:8
                1⤵
                  PID:2056
                • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  1⤵
                  • Executes dropped EXE
                  PID:3064
                • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  1⤵
                  • Executes dropped EXE
                  PID:888

                Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

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                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\n5482656.exe

                  Filesize

                  172KB

                  MD5

                  d86ee190bbb058c3edb5a4b3194359a0

                  SHA1

                  1adaefeead16a49a4f48f682c9083c48577baec9

                  SHA256

                  62dfb4ead4cbed0b017ec79d97d69779dcdcde34ed730db7a5a3ff7f5429b56f

                  SHA512

                  195e7da8cc4268c73189193a480eab12f650b7efd4b8f22c1bbeafc224534a7a880811693994c84d4a7f0ae689e3f6e30c81e67181d8bdb8bb0c78b66079de3f

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0932119.exe

                  Filesize

                  234KB

                  MD5

                  edc556bd751be4c21331a62f7cdb4a85

                  SHA1

                  a7f116072ee2b0a502ee9b5b3ad2069bfa760291

                  SHA256

                  bb05c8d756e41cb57119eb061d6fe683f561205cb9729a24b65c604dd286a50d

                  SHA512

                  c91080a951f2d3b89f4aac3073395ed139a692fb3b962ffda3e221bb36e55986ea7c47037d0e78ba11ae58082907dd9a452305454c953ce867f30113bcc45da1

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k8761760.exe

                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\l8864243.exe

                  Filesize

                  223KB

                  MD5

                  aea234064483f651010cf9d981f59fea

                  SHA1

                  002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                  SHA256

                  58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                  SHA512

                  eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

                • memory/3260-14-0x00007FFA360F3000-0x00007FFA360F5000-memory.dmp

                  Filesize

                  8KB

                • memory/3260-15-0x0000000000C30000-0x0000000000C3A000-memory.dmp

                  Filesize

                  40KB

                • memory/3284-33-0x00000000007E0000-0x0000000000810000-memory.dmp

                  Filesize

                  192KB

                • memory/3284-35-0x0000000000FE0000-0x0000000000FE6000-memory.dmp

                  Filesize

                  24KB

                • memory/3284-36-0x000000000AED0000-0x000000000B4E8000-memory.dmp

                  Filesize

                  6.1MB

                • memory/3284-37-0x000000000AA10000-0x000000000AB1A000-memory.dmp

                  Filesize

                  1.0MB

                • memory/3284-38-0x000000000A950000-0x000000000A962000-memory.dmp

                  Filesize

                  72KB

                • memory/3284-39-0x000000000A9B0000-0x000000000A9EC000-memory.dmp

                  Filesize

                  240KB

                • memory/3284-40-0x000000000AB20000-0x000000000AB6C000-memory.dmp

                  Filesize

                  304KB