Analysis

  • max time kernel
    91s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 12:29

General

  • Target

    e800205bb9a5d3866d735915080e828250891d7d9c930245afd8def35dd08dfd.exe

  • Size

    983KB

  • MD5

    195bac3e181550a1749e52bd3abfa2e1

  • SHA1

    4c44adf44e16bdb2d5891d0ca5534e25d8cd8811

  • SHA256

    e800205bb9a5d3866d735915080e828250891d7d9c930245afd8def35dd08dfd

  • SHA512

    7ac7714a302ee5d0a2592b1273fa20f3162a4c8e46519274b97bfed634a28fa461d19d212eb648b6c540bac10dc7d94b9651548d9d2bb3f58e39de1c4456a41b

  • SSDEEP

    12288:xNJJwXdk+4w8ea9YVhYu48bk0/jLvzVbJmeMIulognDsexGeMcQh:xNJodk+4wv+YVhYu4r6LvJFsngve6

Malware Config

Extracted

Family

redline

Botnet

5195552529

C2

https://pastebin.com/raw/NgsUAPya

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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e800205bb9a5d3866d735915080e828250891d7d9c930245afd8def35dd08dfd.exe
    "C:\Users\Admin\AppData\Local\Temp\e800205bb9a5d3866d735915080e828250891d7d9c930245afd8def35dd08dfd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1636
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2216
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 320
        2⤵
        • Program crash
        PID:2272
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2376 -ip 2376
      1⤵
        PID:2200

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2216-8-0x0000000006540000-0x000000000657C000-memory.dmp

        Filesize

        240KB

      • memory/2216-2-0x000000007474E000-0x000000007474F000-memory.dmp

        Filesize

        4KB

      • memory/2216-9-0x0000000006580000-0x00000000065CC000-memory.dmp

        Filesize

        304KB

      • memory/2216-10-0x00000000068C0000-0x0000000006A82000-memory.dmp

        Filesize

        1.8MB

      • memory/2216-4-0x0000000005BA0000-0x00000000061B8000-memory.dmp

        Filesize

        6.1MB

      • memory/2216-5-0x0000000005610000-0x0000000005622000-memory.dmp

        Filesize

        72KB

      • memory/2216-6-0x0000000005740000-0x000000000584A000-memory.dmp

        Filesize

        1.0MB

      • memory/2216-7-0x0000000074740000-0x0000000074EF0000-memory.dmp

        Filesize

        7.7MB

      • memory/2216-18-0x0000000074740000-0x0000000074EF0000-memory.dmp

        Filesize

        7.7MB

      • memory/2216-1-0x0000000000400000-0x0000000000422000-memory.dmp

        Filesize

        136KB

      • memory/2216-3-0x0000000005060000-0x00000000050C6000-memory.dmp

        Filesize

        408KB

      • memory/2216-11-0x0000000006FC0000-0x00000000074EC000-memory.dmp

        Filesize

        5.2MB

      • memory/2216-12-0x0000000007AA0000-0x0000000008044000-memory.dmp

        Filesize

        5.6MB

      • memory/2216-13-0x0000000006C30000-0x0000000006CC2000-memory.dmp

        Filesize

        584KB

      • memory/2216-14-0x0000000006B10000-0x0000000006B86000-memory.dmp

        Filesize

        472KB

      • memory/2216-15-0x00000000068A0000-0x00000000068BE000-memory.dmp

        Filesize

        120KB

      • memory/2216-16-0x0000000006F50000-0x0000000006FA0000-memory.dmp

        Filesize

        320KB

      • memory/2376-0-0x00000000001D6000-0x00000000001D7000-memory.dmp

        Filesize

        4KB