Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/05/2024, 06:46

General

  • Target
    2b9fa60df2621c7cd698d7d11007f8a04cb6586f495b58f4fd8cc5de5b04f826.exe
  • Size 402KB
  • Sample240511-hjw5eaeb55
  • SHA256 2b9fa60df2621c7cd698d7d11007f8a04cb6586f495b58f4fd8cc5de5b04f826
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • LogsDiller Cloud (TG: @logsdillabot)

C2
  • 5.42.65.77:6541

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 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2b9fa60df2621c7cd698d7d11007f8a04cb6586f495b58f4fd8cc5de5b04f826.exe
    "C:\Users\Admin\AppData\Local\Temp\2b9fa60df2621c7cd698d7d11007f8a04cb6586f495b58f4fd8cc5de5b04f826.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1592
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:3592
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
          PID:3784
        • 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:4400

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            Tmp442D.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\Tmp442D.tmp
            • Size 2KB
            • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
            • MD5 SHA1 SHA512

            memory/1592-1-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

            memory/1592-3-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

            memory/1592-0-0x0000000000DA0000-0x0000000000DA1000-memory.dmp

            memory/4400-25-0x0000000006360000-0x00000000063D6000-memory.dmp

            memory/4400-30-0x0000000006C60000-0x0000000006D6A000-memory.dmp

            memory/4400-6-0x0000000005620000-0x00000000056B2000-memory.dmp

            memory/4400-7-0x00000000055E0000-0x00000000055EA000-memory.dmp

            memory/4400-8-0x0000000074310000-0x0000000074AC0000-memory.dmp

            memory/4400-4-0x000000007431E000-0x000000007431F000-memory.dmp

            memory/4400-2-0x0000000000400000-0x0000000000452000-memory.dmp

            memory/4400-26-0x0000000006AD0000-0x0000000006AEE000-memory.dmp

            memory/4400-29-0x0000000007110000-0x0000000007728000-memory.dmp

            memory/4400-5-0x0000000005B30000-0x00000000060D4000-memory.dmp

            memory/4400-31-0x0000000006BA0000-0x0000000006BB2000-memory.dmp

            memory/4400-32-0x0000000006C00000-0x0000000006C3C000-memory.dmp

            memory/4400-33-0x0000000006D70000-0x0000000006DBC000-memory.dmp

            memory/4400-34-0x0000000006EB0000-0x0000000006F16000-memory.dmp

            memory/4400-37-0x00000000079A0000-0x00000000079F0000-memory.dmp

            memory/4400-38-0x0000000007F30000-0x00000000080F2000-memory.dmp

            memory/4400-39-0x0000000008BE0000-0x000000000910C000-memory.dmp

            memory/4400-41-0x0000000074310000-0x0000000074AC0000-memory.dmp