Analysis

  • max time kernel
    195s
  • max time network
    257s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    29/04/2024, 04:10

General

  • Target
    212f5fb634003890f2b61ade6d3bf474e16787e3f536f0484a2a23f55d562bf0.exe
  • Size 1.2MB
  • Sample240429-errccahg62
  • SHA256 212f5fb634003890f2b61ade6d3bf474e16787e3f536f0484a2a23f55d562bf0
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • LogsDiller Cloud (TG: @logsdillabot)

C2
  • 5.42.65.96:28380

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).

  • Program crash 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\212f5fb634003890f2b61ade6d3bf474e16787e3f536f0484a2a23f55d562bf0.exe
    "C:\Users\Admin\AppData\Local\Temp\212f5fb634003890f2b61ade6d3bf474e16787e3f536f0484a2a23f55d562bf0.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2752
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:2968
      • 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:4452
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2752 -s 524
        2⤵
        • Program crash
        PID:1316

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          Tmp6012.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\Tmp6012.tmp
          • Size 2KB
          • SHA256 f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9
          • MD5 SHA1 SHA512

          memory/2752-0-0x00000000013E0000-0x0000000001513000-memory.dmp

          memory/2752-38-0x00000000013E0000-0x0000000001513000-memory.dmp

          memory/4452-26-0x00000000068B0000-0x00000000069BA000-memory.dmp

          memory/4452-28-0x0000000006840000-0x000000000687E000-memory.dmp

          memory/4452-5-0x0000000005320000-0x000000000532A000-memory.dmp

          memory/4452-4-0x0000000073170000-0x000000007385E000-memory.dmp

          memory/4452-22-0x00000000060D0000-0x0000000006146000-memory.dmp

          memory/4452-23-0x0000000006710000-0x000000000672E000-memory.dmp

          memory/4452-25-0x0000000006D40000-0x0000000007346000-memory.dmp

          memory/4452-1-0x0000000000400000-0x0000000000452000-memory.dmp

          memory/4452-27-0x00000000067E0000-0x00000000067F2000-memory.dmp

          memory/4452-3-0x0000000005330000-0x00000000053C2000-memory.dmp

          memory/4452-29-0x00000000069C0000-0x0000000006A0B000-memory.dmp

          memory/4452-30-0x0000000006AE0000-0x0000000006B46000-memory.dmp

          memory/4452-33-0x0000000007620000-0x00000000077E2000-memory.dmp

          memory/4452-34-0x0000000007D20000-0x000000000824C000-memory.dmp

          memory/4452-35-0x0000000007580000-0x00000000075D0000-memory.dmp

          memory/4452-37-0x0000000073170000-0x000000007385E000-memory.dmp

          memory/4452-2-0x0000000005750000-0x0000000005C4E000-memory.dmp