Analysis

  • max time kernel
    93s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-09-2024 13:21

General

  • Target

    file.exe

  • Size

    312KB

  • MD5

    389881b424cf4d7ec66de13f01c7232a

  • SHA1

    d3bc5a793c1b8910e1ecc762b69b3866e4c5ba78

  • SHA256

    9d1211b3869ca43840b7da1677b257ad37521aab47719c6fcfe343121760b746

  • SHA512

    2b9517d5d9d972e8754a08863a29e3d3e3cfde58e20d433c85546c2298aad50ac8b069cafd5abb3c86e24263d662c6e1ea23c0745a2668dfd215ddbdfbd1ab96

  • SSDEEP

    6144:mmAUwI0Q3r6UBqC7e8O5rvH9MMoBfOWf6dX/mY9Row3:mmANIL3OUBqC7e15M/6d/Mw3

Malware Config

Extracted

Family

redline

Botnet

LiveTraffic

C2

95.179.250.45:26212

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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).

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • 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\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1328
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1068
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:940

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Tmp9069.tmp

      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/940-33-0x0000000006FE0000-0x00000000075F8000-memory.dmp

      Filesize

      6.1MB

    • memory/940-45-0x000000000AEB0000-0x000000000B3DC000-memory.dmp

      Filesize

      5.2MB

    • memory/940-30-0x0000000006790000-0x00000000067AE000-memory.dmp

      Filesize

      120KB

    • memory/940-8-0x0000000073EBE000-0x0000000073EBF000-memory.dmp

      Filesize

      4KB

    • memory/940-9-0x00000000058C0000-0x0000000005E64000-memory.dmp

      Filesize

      5.6MB

    • memory/940-10-0x00000000053B0000-0x0000000005442000-memory.dmp

      Filesize

      584KB

    • memory/940-11-0x0000000073EB0000-0x0000000074660000-memory.dmp

      Filesize

      7.7MB

    • memory/940-12-0x0000000005550000-0x000000000555A000-memory.dmp

      Filesize

      40KB

    • memory/940-46-0x000000000A690000-0x000000000A6E0000-memory.dmp

      Filesize

      320KB

    • memory/940-29-0x00000000060F0000-0x0000000006166000-memory.dmp

      Filesize

      472KB

    • memory/940-48-0x0000000073EB0000-0x0000000074660000-memory.dmp

      Filesize

      7.7MB

    • memory/940-4-0x0000000000400000-0x0000000000452000-memory.dmp

      Filesize

      328KB

    • memory/940-36-0x0000000008B80000-0x0000000008BBC000-memory.dmp

      Filesize

      240KB

    • memory/940-35-0x00000000089E0000-0x00000000089F2000-memory.dmp

      Filesize

      72KB

    • memory/940-34-0x0000000008A70000-0x0000000008B7A000-memory.dmp

      Filesize

      1.0MB

    • memory/940-37-0x0000000008BC0000-0x0000000008C0C000-memory.dmp

      Filesize

      304KB

    • memory/940-38-0x00000000094D0000-0x0000000009536000-memory.dmp

      Filesize

      408KB

    • memory/940-44-0x000000000A7B0000-0x000000000A972000-memory.dmp

      Filesize

      1.8MB

    • memory/940-42-0x0000000073EBE000-0x0000000073EBF000-memory.dmp

      Filesize

      4KB

    • memory/940-43-0x0000000073EB0000-0x0000000074660000-memory.dmp

      Filesize

      7.7MB

    • memory/1328-41-0x00000000748F0000-0x00000000750A0000-memory.dmp

      Filesize

      7.7MB

    • memory/1328-0-0x00000000748FE000-0x00000000748FF000-memory.dmp

      Filesize

      4KB

    • memory/1328-1-0x00000000003D0000-0x0000000000424000-memory.dmp

      Filesize

      336KB

    • memory/1328-7-0x00000000748F0000-0x00000000750A0000-memory.dmp

      Filesize

      7.7MB