Analysis

  • max time kernel
    58s
  • max time network
    68s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/08/2023, 18:29

General

  • Target

    UpdaterBrowser.exe

  • Size

    800.7MB

  • MD5

    35618fa1abebf0c0e499715e1cace088

  • SHA1

    f6aaa4580f3b76a92eee1a83ec66b7fe83c239eb

  • SHA256

    da06c72d66cbe988ead2d750d67ea6921995daf014cfd5ce55041584aabdebeb

  • SHA512

    17ace0cc534a62391cf5821f1f5a39aa8990e9c7d26409f049c3ae543d604ea580427ee4fcf6d6fc617e1d1888eef8fbed6aeedae55089609daf8e16e1c35a83

  • SSDEEP

    24576:vX0VFSe+gENbjL/gg23f3l31cconBuOhjSXv:vX0VFSfNbjU

Score
10/10

Malware Config

Extracted

Family

redline

Botnet

Vtt

C2

194.36.177.164:19108

Attributes
  • auth_value

    a1f0eab543a61392e5c2db24ef2e89fc

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\UpdaterBrowser.exe
    "C:\Users\Admin\AppData\Local\Temp\UpdaterBrowser.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1436
    • C:\Users\Admin\AppData\Local\Temp\UpdaterBrowser.exe
      "C:\Users\Admin\AppData\Local\Temp\UpdaterBrowser.exe"
      2⤵
        PID:3632
    • C:\Windows\System32\rundll32.exe
      C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
      1⤵
        PID:2020
      • C:\Users\Admin\AppData\Local\Temp\UpdaterBrowser.exe
        "C:\Users\Admin\AppData\Local\Temp\UpdaterBrowser.exe"
        1⤵
          PID:872

        Network

              MITRE ATT&CK Matrix

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\UpdaterBrowser.exe.log

                Filesize

                1KB

                MD5

                8ec831f3e3a3f77e4a7b9cd32b48384c

                SHA1

                d83f09fd87c5bd86e045873c231c14836e76a05c

                SHA256

                7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

                SHA512

                26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

              • memory/872-153-0x0000000005390000-0x00000000053A0000-memory.dmp

                Filesize

                64KB

              • memory/872-152-0x00000000748C0000-0x0000000075070000-memory.dmp

                Filesize

                7.7MB

              • memory/1436-138-0x0000000005720000-0x000000000572A000-memory.dmp

                Filesize

                40KB

              • memory/1436-147-0x00000000748C0000-0x0000000075070000-memory.dmp

                Filesize

                7.7MB

              • memory/1436-133-0x00000000748C0000-0x0000000075070000-memory.dmp

                Filesize

                7.7MB

              • memory/1436-139-0x00000000748C0000-0x0000000075070000-memory.dmp

                Filesize

                7.7MB

              • memory/1436-140-0x0000000005740000-0x0000000005750000-memory.dmp

                Filesize

                64KB

              • memory/1436-141-0x0000000006BD0000-0x0000000006C6C000-memory.dmp

                Filesize

                624KB

              • memory/1436-134-0x0000000000C70000-0x0000000000D24000-memory.dmp

                Filesize

                720KB

              • memory/1436-136-0x00000000057D0000-0x0000000005862000-memory.dmp

                Filesize

                584KB

              • memory/1436-135-0x0000000005D80000-0x0000000006324000-memory.dmp

                Filesize

                5.6MB

              • memory/1436-137-0x0000000005740000-0x0000000005750000-memory.dmp

                Filesize

                64KB

              • memory/3632-146-0x0000000005940000-0x0000000005F58000-memory.dmp

                Filesize

                6.1MB

              • memory/3632-148-0x00000000053C0000-0x00000000053D2000-memory.dmp

                Filesize

                72KB

              • memory/3632-149-0x0000000005530000-0x000000000563A000-memory.dmp

                Filesize

                1.0MB

              • memory/3632-150-0x0000000005500000-0x0000000005510000-memory.dmp

                Filesize

                64KB

              • memory/3632-151-0x0000000005460000-0x000000000549C000-memory.dmp

                Filesize

                240KB

              • memory/3632-145-0x00000000748C0000-0x0000000075070000-memory.dmp

                Filesize

                7.7MB

              • memory/3632-142-0x0000000000400000-0x0000000000446000-memory.dmp

                Filesize

                280KB

              • memory/3632-154-0x00000000748C0000-0x0000000075070000-memory.dmp

                Filesize

                7.7MB

              • memory/3632-155-0x0000000005500000-0x0000000005510000-memory.dmp

                Filesize

                64KB