Analysis

  • max time kernel
    93s
  • max time network
    93s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 14:27

General

  • Target

    52d5102aa94d913408cacb8480a5007f4757bac252d6379b467616eb62442eea.exe

  • Size

    274KB

  • MD5

    3b2f6dcd799e06d8804c55bc9128b9f4

  • SHA1

    67bfd5573dc98910ab128d825d92c16fa29c48c8

  • SHA256

    52d5102aa94d913408cacb8480a5007f4757bac252d6379b467616eb62442eea

  • SHA512

    05db7c5138366ff685398a45be1fab7bfec70967f116babb1ebbdc15a112cb28964efa7ba614b9d9cc76dedddf4974d057432bc5b1882e1379c426db930a521c

  • SSDEEP

    6144:0JeaoQWhlmgE5pdj7yKUtYowTgEd71anT7fxwp/:ceaZpp57yKuY5TgO4T+p/

Malware Config

Extracted

Family

redline

Botnet

5637482599

C2

https://pastebin.com/raw/NgsUAPya

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\52d5102aa94d913408cacb8480a5007f4757bac252d6379b467616eb62442eea.exe
    "C:\Users\Admin\AppData\Local\Temp\52d5102aa94d913408cacb8480a5007f4757bac252d6379b467616eb62442eea.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2652
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:2664
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
          PID:3156
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4656
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 372
          2⤵
          • Program crash
          PID:3044
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2652 -ip 2652
        1⤵
          PID:2308

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2652-1-0x0000000000B01000-0x0000000000B02000-memory.dmp

          Filesize

          4KB

        • memory/4656-0-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/4656-2-0x000000007439E000-0x000000007439F000-memory.dmp

          Filesize

          4KB

        • memory/4656-3-0x00000000054E0000-0x0000000005546000-memory.dmp

          Filesize

          408KB

        • memory/4656-4-0x0000000006020000-0x0000000006638000-memory.dmp

          Filesize

          6.1MB

        • memory/4656-5-0x0000000005A70000-0x0000000005A82000-memory.dmp

          Filesize

          72KB

        • memory/4656-6-0x0000000005BA0000-0x0000000005CAA000-memory.dmp

          Filesize

          1.0MB

        • memory/4656-7-0x0000000074390000-0x0000000074B40000-memory.dmp

          Filesize

          7.7MB

        • memory/4656-8-0x0000000006880000-0x00000000068BC000-memory.dmp

          Filesize

          240KB

        • memory/4656-9-0x00000000068C0000-0x000000000690C000-memory.dmp

          Filesize

          304KB

        • memory/4656-10-0x0000000006BE0000-0x0000000006DA2000-memory.dmp

          Filesize

          1.8MB

        • memory/4656-11-0x00000000072E0000-0x000000000780C000-memory.dmp

          Filesize

          5.2MB

        • memory/4656-12-0x0000000007DC0000-0x0000000008364000-memory.dmp

          Filesize

          5.6MB

        • memory/4656-13-0x0000000006DB0000-0x0000000006E42000-memory.dmp

          Filesize

          584KB

        • memory/4656-14-0x0000000006E50000-0x0000000006EA0000-memory.dmp

          Filesize

          320KB

        • memory/4656-15-0x0000000006F20000-0x0000000006F96000-memory.dmp

          Filesize

          472KB

        • memory/4656-16-0x0000000006EE0000-0x0000000006EFE000-memory.dmp

          Filesize

          120KB

        • memory/4656-18-0x0000000074390000-0x0000000074B40000-memory.dmp

          Filesize

          7.7MB