Analysis

  • max time kernel
    141s
  • max time network
    102s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/05/2024, 13:01

General

  • Target
    file.exe
  • Size 527KB
  • Sample240520-p9bdyscc81
  • SHA256 8a180cbdd2a7a7b4f60d93c574bee9248b17d5c1cb782850441a41fd6db0727a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • LogsDiller Cloud (TG: @logsdillabot)

C2
  • 5.42.65.85:45779

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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:444
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1228

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Tmp5505.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tmp5505.tmp
        • Size 2KB
        • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
        • MD5 SHA1 SHA512

        memory/444-1-0x0000000000720000-0x0000000000721000-memory.dmp

        memory/444-3-0x0000000000720000-0x0000000000721000-memory.dmp

        memory/444-0-0x0000000000720000-0x0000000000721000-memory.dmp

        memory/1228-25-0x0000000006190000-0x0000000006206000-memory.dmp

        memory/1228-30-0x0000000006AE0000-0x0000000006BEA000-memory.dmp

        memory/1228-6-0x00000000053F0000-0x0000000005482000-memory.dmp

        memory/1228-7-0x00000000740C0000-0x0000000074870000-memory.dmp

        memory/1228-8-0x00000000054C0000-0x00000000054CA000-memory.dmp

        memory/1228-4-0x00000000740CE000-0x00000000740CF000-memory.dmp

        memory/1228-2-0x0000000000400000-0x0000000000452000-memory.dmp

        memory/1228-26-0x0000000006950000-0x000000000696E000-memory.dmp

        memory/1228-29-0x0000000006F90000-0x00000000075A8000-memory.dmp

        memory/1228-5-0x0000000005A60000-0x0000000006004000-memory.dmp

        memory/1228-31-0x0000000006A20000-0x0000000006A32000-memory.dmp

        memory/1228-32-0x0000000006A80000-0x0000000006ABC000-memory.dmp

        memory/1228-33-0x0000000006BF0000-0x0000000006C3C000-memory.dmp

        memory/1228-34-0x0000000006D30000-0x0000000006D96000-memory.dmp

        memory/1228-37-0x0000000008520000-0x0000000008570000-memory.dmp

        memory/1228-38-0x0000000008A50000-0x0000000008C12000-memory.dmp

        memory/1228-39-0x0000000009150000-0x000000000967C000-memory.dmp

        memory/1228-41-0x00000000740C0000-0x0000000074870000-memory.dmp