Analysis

  • max time kernel
    135s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/05/2024, 06:38

General

  • Target
    2b9fa60df2621c7cd698d7d11007f8a04cb6586f495b58f4fd8cc5de5b04f826.exe
  • Size 402KB
  • Sample240511-hea2daba51
  • 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 11 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:808
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:4532
      • 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:4260

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          Tmp7ACD.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tmp7ACD.tmp
          • Size 2KB
          • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
          • MD5 SHA1 SHA512

          memory/808-3-0x00000000009B0000-0x00000000009B1000-memory.dmp

          memory/808-1-0x00000000009B0000-0x00000000009B1000-memory.dmp

          memory/808-0-0x00000000009B0000-0x00000000009B1000-memory.dmp

          memory/4260-25-0x00000000063E0000-0x0000000006456000-memory.dmp

          memory/4260-30-0x0000000006E30000-0x0000000006F3A000-memory.dmp

          memory/4260-6-0x0000000005660000-0x00000000056F2000-memory.dmp

          memory/4260-7-0x0000000005800000-0x000000000580A000-memory.dmp

          memory/4260-8-0x0000000074160000-0x0000000074910000-memory.dmp

          memory/4260-4-0x000000007416E000-0x000000007416F000-memory.dmp

          memory/4260-2-0x0000000000400000-0x0000000000452000-memory.dmp

          memory/4260-26-0x0000000006CA0000-0x0000000006CBE000-memory.dmp

          memory/4260-29-0x00000000072E0000-0x00000000078F8000-memory.dmp

          memory/4260-5-0x0000000005B30000-0x00000000060D4000-memory.dmp

          memory/4260-31-0x0000000006D70000-0x0000000006D82000-memory.dmp

          memory/4260-32-0x0000000006DD0000-0x0000000006E0C000-memory.dmp

          memory/4260-33-0x0000000006F40000-0x0000000006F8C000-memory.dmp

          memory/4260-34-0x0000000007080000-0x00000000070E6000-memory.dmp

          memory/4260-37-0x0000000007B50000-0x0000000007BA0000-memory.dmp

          memory/4260-38-0x00000000080B0000-0x0000000008272000-memory.dmp

          memory/4260-39-0x0000000008CD0000-0x00000000091FC000-memory.dmp

          memory/4260-41-0x0000000074160000-0x0000000074910000-memory.dmp