Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24/03/2024, 15:48

General

  • Target
    8964c329759b76bef968db9126bf2052f334baaf6e4cbcde52371ffc66b45187.exe
  • Size 338KB
  • Sample240324-s8zxpsde86
  • SHA256 8964c329759b76bef968db9126bf2052f334baaf6e4cbcde52371ffc66b45187
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • LogsDiller Cloud (TG: @logsdillabot)

C2
  • 5.42.65.68:29093

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\8964c329759b76bef968db9126bf2052f334baaf6e4cbcde52371ffc66b45187.exe
    "C:\Users\Admin\AppData\Local\Temp\8964c329759b76bef968db9126bf2052f334baaf6e4cbcde52371ffc66b45187.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:568
    • 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:2020

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        Tmp51F8.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\Tmp51F8.tmp
        • Size 2KB
        • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
        • MD5 SHA1 SHA512

        memory/568-1-0x0000000074550000-0x0000000074D01000-memory.dmp

        memory/568-45-0x0000000002B00000-0x0000000004B00000-memory.dmp

        memory/568-8-0x0000000074550000-0x0000000074D01000-memory.dmp

        memory/568-7-0x0000000002B00000-0x0000000004B00000-memory.dmp

        memory/568-0-0x0000000000460000-0x00000000004BA000-memory.dmp

        memory/2020-29-0x0000000006970000-0x000000000698E000-memory.dmp

        memory/2020-34-0x0000000006A40000-0x0000000006A52000-memory.dmp

        memory/2020-12-0x0000000005930000-0x0000000005940000-memory.dmp

        memory/2020-13-0x0000000005690000-0x000000000569A000-memory.dmp

        memory/2020-9-0x0000000005BF0000-0x0000000006196000-memory.dmp

        memory/2020-28-0x00000000062A0000-0x0000000006316000-memory.dmp

        memory/2020-10-0x0000000074550000-0x0000000074D01000-memory.dmp

        memory/2020-32-0x0000000006FB0000-0x00000000075C8000-memory.dmp

        memory/2020-33-0x0000000006B00000-0x0000000006C0A000-memory.dmp

        memory/2020-11-0x00000000056E0000-0x0000000005772000-memory.dmp

        memory/2020-35-0x0000000006AA0000-0x0000000006ADC000-memory.dmp

        memory/2020-36-0x0000000006C10000-0x0000000006C5C000-memory.dmp

        memory/2020-37-0x0000000006D50000-0x0000000006DB6000-memory.dmp

        memory/2020-40-0x0000000008860000-0x00000000088B0000-memory.dmp

        memory/2020-41-0x00000000078A0000-0x0000000007A62000-memory.dmp

        memory/2020-42-0x0000000007FA0000-0x00000000084CC000-memory.dmp

        memory/2020-44-0x0000000074550000-0x0000000074D01000-memory.dmp

        memory/2020-4-0x0000000000400000-0x0000000000452000-memory.dmp