Analysis

  • max time kernel
    133s
  • max time network
    151s
  • 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, 06:36

General

  • Target
    2b9fa60df2621c7cd698d7d11007f8a04cb6586f495b58f4fd8cc5de5b04f826.exe
  • Size 402KB
  • Sample240511-hc2fjsde43
  • 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:2356
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:4896
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
          PID:2728
        • 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:5040

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            Tmp5D14.tmp

            • Path C:\Users\Admin\AppData\Local\Temp\Tmp5D14.tmp
            • Size 2KB
            • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
            • MD5 SHA1 SHA512

            memory/2356-1-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

            memory/2356-3-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

            memory/2356-0-0x0000000000EA0000-0x0000000000EA1000-memory.dmp

            memory/5040-25-0x0000000006500000-0x0000000006576000-memory.dmp

            memory/5040-30-0x0000000006E70000-0x0000000006F7A000-memory.dmp

            memory/5040-6-0x0000000005820000-0x00000000058B2000-memory.dmp

            memory/5040-7-0x00000000057F0000-0x00000000057FA000-memory.dmp

            memory/5040-8-0x0000000075050000-0x0000000075800000-memory.dmp

            memory/5040-4-0x000000007505E000-0x000000007505F000-memory.dmp

            memory/5040-2-0x0000000000400000-0x0000000000452000-memory.dmp

            memory/5040-26-0x0000000006CE0000-0x0000000006CFE000-memory.dmp

            memory/5040-29-0x0000000007320000-0x0000000007938000-memory.dmp

            memory/5040-5-0x0000000005DD0000-0x0000000006374000-memory.dmp

            memory/5040-31-0x0000000006DB0000-0x0000000006DC2000-memory.dmp

            memory/5040-32-0x0000000006E10000-0x0000000006E4C000-memory.dmp

            memory/5040-33-0x0000000006F80000-0x0000000006FCC000-memory.dmp

            memory/5040-34-0x00000000070C0000-0x0000000007126000-memory.dmp

            memory/5040-37-0x00000000072C0000-0x0000000007310000-memory.dmp

            memory/5040-38-0x0000000007D30000-0x0000000007EF2000-memory.dmp

            memory/5040-39-0x0000000008630000-0x0000000008B5C000-memory.dmp

            memory/5040-41-0x0000000075050000-0x0000000075800000-memory.dmp