Analysis

  • max time kernel
    149s
  • max time network
    167s
  • 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 08:13

General

  • Target

    798aee8abbe13acdcba7ded2507144abfb3a7bdb36dfad1f88ebd752af5e0c5b.exe

  • Size

    390KB

  • MD5

    77871a3c4e9d08f0bc052ba62e12af12

  • SHA1

    3ef6e6678685530de4df5af5fd5b9d60787c3b8d

  • SHA256

    798aee8abbe13acdcba7ded2507144abfb3a7bdb36dfad1f88ebd752af5e0c5b

  • SHA512

    89eeeb2049d79b7ad1c4858c5f06c126780e2e0e13023ce18835930f6c9d127a1054fafbb1f25045483e741a5adf45ce7f60056b37f8f0ef913719b7f614c60f

  • SSDEEP

    12288:AMrXy90QaSqo3yXhVTXgBYCMwDg8vz2zI:HyeSL3uhezjs8rII

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

lande

C2

77.91.124.84:19071

Attributes
  • auth_value

    9fa41701c47df37786234f3373f21208

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\798aee8abbe13acdcba7ded2507144abfb3a7bdb36dfad1f88ebd752af5e0c5b.exe
    "C:\Users\Admin\AppData\Local\Temp\798aee8abbe13acdcba7ded2507144abfb3a7bdb36dfad1f88ebd752af5e0c5b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4964
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5202844.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5202844.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2128
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6866951.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6866951.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:448
        • 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:2624
          • 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:1552
          • 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:4224
            • C:\Windows\SysWOW64\cmd.exe
              C:\Windows\system32\cmd.exe /S /D /c" echo Y"
              6⤵
                PID:3856
              • C:\Windows\SysWOW64\cacls.exe
                CACLS "pdates.exe" /P "Admin:N"
                6⤵
                  PID:4308
                • C:\Windows\SysWOW64\cacls.exe
                  CACLS "pdates.exe" /P "Admin:R" /E
                  6⤵
                    PID:4508
                  • C:\Windows\SysWOW64\cmd.exe
                    C:\Windows\system32\cmd.exe /S /D /c" echo Y"
                    6⤵
                      PID:4728
                    • C:\Windows\SysWOW64\cacls.exe
                      CACLS "..\925e7e99c5" /P "Admin:N"
                      6⤵
                        PID:4828
                      • C:\Windows\SysWOW64\cacls.exe
                        CACLS "..\925e7e99c5" /P "Admin:R" /E
                        6⤵
                          PID:952
                  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6451227.exe
                    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6451227.exe
                    3⤵
                    • Modifies Windows Defender Real-time Protection settings
                    • Executes dropped EXE
                    • Windows security modification
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:800
                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0475644.exe
                  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0475644.exe
                  2⤵
                  • Executes dropped EXE
                  PID:736
              • 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=4136 --field-trial-handle=2692,i,8678872182442199182,12502579059484928042,262144 --variations-seed-version /prefetch:8
                1⤵
                  PID:3424
                • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  1⤵
                  • Executes dropped EXE
                  PID:2884
                • C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  C:\Users\Admin\AppData\Local\Temp\925e7e99c5\pdates.exe
                  1⤵
                  • Executes dropped EXE
                  PID:3944

                Network

                MITRE ATT&CK Matrix ATT&CK v13

                Execution

                Scheduled Task/Job

                1
                T1053

                Persistence

                Create or Modify System Process

                1
                T1543

                Windows Service

                1
                T1543.003

                Boot or Logon Autostart Execution

                1
                T1547

                Registry Run Keys / Startup Folder

                1
                T1547.001

                Scheduled Task/Job

                1
                T1053

                Privilege Escalation

                Create or Modify System Process

                1
                T1543

                Windows Service

                1
                T1543.003

                Boot or Logon Autostart Execution

                1
                T1547

                Registry Run Keys / Startup Folder

                1
                T1547.001

                Scheduled Task/Job

                1
                T1053

                Defense Evasion

                Modify Registry

                3
                T1112

                Impair Defenses

                2
                T1562

                Disable or Modify Tools

                2
                T1562.001

                Discovery

                Query Registry

                1
                T1012

                System Information Discovery

                2
                T1082

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\j0475644.exe
                  Filesize

                  173KB

                  MD5

                  d8bd64f9adcb3b513c273ee69e33f5d1

                  SHA1

                  b11ae135f738a8a60f658934e0c8a9bdbd2735e4

                  SHA256

                  42362aad976846c09d7c94609ae8bd7ae11debb65de6079224d0bb683af1b1d9

                  SHA512

                  9c4b69a7ef3e29da3b596f6ed919bf5ccdd8a67613eacb24405eaa59047e2d59e4c2ae3554f448afce484a4f091a59b6112122afe76d85886176d6e7e0d2272f

                • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x5202844.exe
                  Filesize

                  234KB

                  MD5

                  ef72eac94a76f02fa426d2e47a1e6d46

                  SHA1

                  82b0a3ff90826638595691c684fcb3c19c275b10

                  SHA256

                  d50c2b597d884dcd8ef724ea9dd6a5ba558c90718918836749ebc0b2d1b4c6cd

                  SHA512

                  0736c2c4037be0d49e939cf3554c3118637c6c0cfab1c71cf7399a5ea90d97eece5bf788d4f50ef8fdda40c070c0215df151da8b7e28a4f12120abbf8b9f0e83

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g6866951.exe
                  Filesize

                  223KB

                  MD5

                  aea234064483f651010cf9d981f59fea

                  SHA1

                  002ad73a666d2d92d0c6d6b617e61c6fa0c5f3a6

                  SHA256

                  58b02c8b4bc2bf7f5f1e8e45d7c206956f188ae56b648922ca75987b999db503

                  SHA512

                  eae415ef55aeb1b4548c2422a72e618fce17c2c1322918d33dc6b9202a01c743a5684ba28e5d83b6cdb2b703bc12569e6bb0e87ef2decb4e8a18592e1380a434

                • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\h6451227.exe
                  Filesize

                  11KB

                  MD5

                  7e93bacbbc33e6652e147e7fe07572a0

                  SHA1

                  421a7167da01c8da4dc4d5234ca3dd84e319e762

                  SHA256

                  850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

                  SHA512

                  250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

                • memory/736-32-0x0000000000250000-0x0000000000280000-memory.dmp
                  Filesize

                  192KB

                • memory/736-33-0x0000000000C50000-0x0000000000C56000-memory.dmp
                  Filesize

                  24KB

                • memory/736-35-0x000000000A5F0000-0x000000000AC08000-memory.dmp
                  Filesize

                  6.1MB

                • memory/736-36-0x000000000A0E0000-0x000000000A1EA000-memory.dmp
                  Filesize

                  1.0MB

                • memory/736-37-0x000000000A000000-0x000000000A012000-memory.dmp
                  Filesize

                  72KB

                • memory/736-38-0x000000000A060000-0x000000000A09C000-memory.dmp
                  Filesize

                  240KB

                • memory/736-39-0x000000000A1F0000-0x000000000A23C000-memory.dmp
                  Filesize

                  304KB

                • memory/800-27-0x0000000000CA0000-0x0000000000CAA000-memory.dmp
                  Filesize

                  40KB