Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/04/2024, 01:56

General

  • Target
    956c0fd36c2f21f37b8782caa8e5f337dcf9083994c28080d2f42a3a2cfcdbbd.exe
  • Size 417KB
  • Sample240417-cct4ksaf43
  • SHA256 956c0fd36c2f21f37b8782caa8e5f337dcf9083994c28080d2f42a3a2cfcdbbd
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • LogsDiller Cloud (TG: @logsdillabot)

C2
  • 5.42.65.50:33080

Signatures

  • RedLine

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

  • RedLine payload 3 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\956c0fd36c2f21f37b8782caa8e5f337dcf9083994c28080d2f42a3a2cfcdbbd.exe
    "C:\Users\Admin\AppData\Local\Temp\956c0fd36c2f21f37b8782caa8e5f337dcf9083994c28080d2f42a3a2cfcdbbd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4472
    • 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:5048

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Tmp5B5E.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tmp5B5E.tmp
        • Size 2KB
        • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
        • MD5 SHA1 SHA512

        memory/4472-1-0x0000000000B20000-0x0000000000B8C000-memory.dmp

        memory/4472-2-0x0000000000B20000-0x0000000000B8C000-memory.dmp

        memory/5048-25-0x0000000006D40000-0x0000000006D5E000-memory.dmp

        memory/5048-30-0x0000000006E10000-0x0000000006E22000-memory.dmp

        memory/5048-5-0x00000000059A0000-0x0000000005A32000-memory.dmp

        memory/5048-6-0x0000000005BD0000-0x0000000005BE0000-memory.dmp

        memory/5048-7-0x0000000005950000-0x000000000595A000-memory.dmp

        memory/5048-3-0x0000000074090000-0x0000000074840000-memory.dmp

        memory/5048-24-0x0000000006560000-0x00000000065D6000-memory.dmp

        memory/5048-0-0x0000000000400000-0x0000000000452000-memory.dmp

        memory/5048-28-0x0000000007380000-0x0000000007998000-memory.dmp

        memory/5048-4-0x0000000005EB0000-0x0000000006454000-memory.dmp

        memory/5048-29-0x0000000006ED0000-0x0000000006FDA000-memory.dmp

        memory/5048-31-0x0000000006E70000-0x0000000006EAC000-memory.dmp

        memory/5048-32-0x0000000006FE0000-0x000000000702C000-memory.dmp

        memory/5048-33-0x0000000007120000-0x0000000007186000-memory.dmp

        memory/5048-36-0x0000000007330000-0x0000000007380000-memory.dmp

        memory/5048-37-0x0000000008E20000-0x0000000008FE2000-memory.dmp

        memory/5048-38-0x0000000009520000-0x0000000009A4C000-memory.dmp

        memory/5048-40-0x0000000074090000-0x0000000074840000-memory.dmp