Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 17:47

General

  • Target

    9c63b1ba6018935ad5e5fbb92f79d2bbd6eeb9ee0520ed5cbe7b9e1213eb33a6.exe

  • Size

    1.5MB

  • MD5

    c30d6278694817d3cc99f6ff5265da74

  • SHA1

    350567243f65ea38c3bcbc24fc93272e4e46217b

  • SHA256

    9c63b1ba6018935ad5e5fbb92f79d2bbd6eeb9ee0520ed5cbe7b9e1213eb33a6

  • SHA512

    3963175ae52c90b743dbcc1b38220ab2abcc10916558053c1a6f13ac52ca426aec2394ddf5220f482c48ad9e08955704b4764289c26f50a45ee648297b5b4a89

  • SSDEEP

    24576:cy51XtT3ttYzCJsw66AMLRzIdYiQceweiSKE70EpUSn6qY0I+mUNNqU:LHXdttB0uJKjQTkE73pBDY0I+JNg

Malware Config

Extracted

Family

redline

Botnet

masha

C2

77.91.68.48:19071

Attributes
  • auth_value

    55b9b39a0dae383196a4b8d79e5bb805

Signatures

  • 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 1 IoCs
  • Executes dropped EXE 6 IoCs
  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9c63b1ba6018935ad5e5fbb92f79d2bbd6eeb9ee0520ed5cbe7b9e1213eb33a6.exe
    "C:\Users\Admin\AppData\Local\Temp\9c63b1ba6018935ad5e5fbb92f79d2bbd6eeb9ee0520ed5cbe7b9e1213eb33a6.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0809209.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0809209.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3848
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1099435.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1099435.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3620
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v0510598.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v0510598.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:4628
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5518771.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5518771.exe
            5⤵
            • Executes dropped EXE
            PID:2140
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 148
              6⤵
              • Program crash
              PID:4584
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b4885965.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b4885965.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4504
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c3966287.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c3966287.exe
          4⤵
          • Executes dropped EXE
          PID:1804
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 2140 -ip 2140
    1⤵
      PID:4512
    • 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 --field-trial-handle=3812,i,13640054265074968359,8146127767143474550,262144 --variations-seed-version --mojo-platform-channel-handle=4256 /prefetch:8
      1⤵
        PID:3552

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v0809209.exe

        Filesize

        1.3MB

        MD5

        a92244203973af1812f49381b14a902a

        SHA1

        f5bdc79974c217a021f0d9012a601544e946f763

        SHA256

        7603008d5a851b3befb237728b98fc76030102f379347a6cd88bbec23583f2a0

        SHA512

        75bc89a223d2f8f4a0674ad3f1e029df42fb033c51c8b90f09f3f432627604b57ef242c732643074263aae4140c030cd4cd97c4e7aee1a361d36da60b3069ebb

      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v1099435.exe

        Filesize

        1.2MB

        MD5

        9192984788a893edeac86d5fb067ab34

        SHA1

        e20f53493d3b625ba8f1c2b8153d26dc1175059c

        SHA256

        93f117f9dd33f1114ce1626b549cc0823b6342125a31e81e9e22452f642d7c58

        SHA512

        350c379bb9e31cb4ff377fc6e1b3d4eae11ef9caa186d934c21c3a2add5d15edd09cd8c3b9a5cc8e1a0454903e988d05532cad0960c8d8cf40c08160994f99c1

      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c3966287.exe

        Filesize

        691KB

        MD5

        4c9143c3f950b72f2448971bcb5452e1

        SHA1

        55b8baf47c93d620bde72bc1ddab2ee32bef5905

        SHA256

        253b28fb3f14e8414a1cdffc799bd7efc9a5ea53f41c6f6cf94e4013f74c0de2

        SHA512

        288612e05d1ca81aa6f6aba854338c3895ae1f542fda8875889794072b25a275ccfbb990de08b01a7fcf5d6c21936b55a1e642667a6641ec87206833f8ab7dda

      • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v0510598.exe

        Filesize

        619KB

        MD5

        54ff5da31f5ef412b0e198160b928d68

        SHA1

        f77fd5ce8d037be655796970a0eed314d03e691b

        SHA256

        a35e4cc393acf400ff6c197cfac7194452200fcc2886ba67a6743a3a0551d974

        SHA512

        533d30e82cad234d77c0cff718aeafc5ca93e39ffbf57deade85f7f1af268a55397238c70387dfae63490e072ec88fb51b4d7a447666c3e82c1c5f865869e882

      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5518771.exe

        Filesize

        530KB

        MD5

        d47f2b01b2f8cbd3c629d49b2f85498e

        SHA1

        347f6955974dd495e6e8e7fe3d997f34be85df35

        SHA256

        a6dfb808535da1106e77d70efd18b8d3d0cb738a36c2f503e66e0e942ce24a45

        SHA512

        939de0672550a516ea9b4c9601707d8c18e5722607fd8b1ce90e9995f27b76fd60918dd62ebfa2ad28cfd79804e4a630c35e06679dce7a402d391312e14642a4

      • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b4885965.exe

        Filesize

        11KB

        MD5

        7e93bacbbc33e6652e147e7fe07572a0

        SHA1

        421a7167da01c8da4dc4d5234ca3dd84e319e762

        SHA256

        850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

        SHA512

        250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

      • memory/1804-36-0x0000000000650000-0x0000000000680000-memory.dmp

        Filesize

        192KB

      • memory/1804-40-0x0000000002380000-0x0000000002386000-memory.dmp

        Filesize

        24KB

      • memory/1804-41-0x0000000009E70000-0x000000000A488000-memory.dmp

        Filesize

        6.1MB

      • memory/1804-42-0x000000000A500000-0x000000000A60A000-memory.dmp

        Filesize

        1.0MB

      • memory/1804-43-0x000000000A640000-0x000000000A652000-memory.dmp

        Filesize

        72KB

      • memory/1804-44-0x000000000A660000-0x000000000A69C000-memory.dmp

        Filesize

        240KB

      • memory/1804-45-0x00000000022E0000-0x000000000232C000-memory.dmp

        Filesize

        304KB

      • memory/4504-31-0x0000000000430000-0x000000000043A000-memory.dmp

        Filesize

        40KB