Analysis

  • max time kernel
    149s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 14:50

General

  • Target

    f85eca1ce903e035e1355a0ec74636f6d825aeaf8efa5c98472b6acad6536365.exe

  • Size

    332KB

  • MD5

    e42fda1a40844c8de37c2dc02f66aac3

  • SHA1

    ff0598ce5e85269d0e2a1642d7e3a2a40f4c1f5b

  • SHA256

    f85eca1ce903e035e1355a0ec74636f6d825aeaf8efa5c98472b6acad6536365

  • SHA512

    1fdfaeb2066300ba2f83fa6aaff400f9661052ca7e31917f003fcfd8a1cbbbc604b874f554370b5e49f061de34c8782122029301261d0fff6742c2026546da8d

  • SSDEEP

    6144:G37wrn1UxfeUoqlrmVfhIIpe/Raygh4zekZYFnAGmCKjwoNlhMeC0FiXeU+0Xp:GrRxfeUoqlrmYOyguzexeCdoNlhMRXei

Malware Config

Extracted

Family

redline

Botnet

5637482599

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
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f85eca1ce903e035e1355a0ec74636f6d825aeaf8efa5c98472b6acad6536365.exe
    "C:\Users\Admin\AppData\Local\Temp\f85eca1ce903e035e1355a0ec74636f6d825aeaf8efa5c98472b6acad6536365.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4428
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:3692
      • 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:2560

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2560-12-0x0000000006ED0000-0x00000000073FC000-memory.dmp

      Filesize

      5.2MB

    • memory/2560-19-0x0000000074600000-0x0000000074DB0000-memory.dmp

      Filesize

      7.7MB

    • memory/2560-8-0x0000000074600000-0x0000000074DB0000-memory.dmp

      Filesize

      7.7MB

    • memory/2560-4-0x0000000005100000-0x0000000005166000-memory.dmp

      Filesize

      408KB

    • memory/2560-10-0x00000000064B0000-0x00000000064FC000-memory.dmp

      Filesize

      304KB

    • memory/2560-7-0x0000000005790000-0x000000000589A000-memory.dmp

      Filesize

      1.0MB

    • memory/2560-6-0x0000000005660000-0x0000000005672000-memory.dmp

      Filesize

      72KB

    • memory/2560-5-0x0000000005C10000-0x0000000006228000-memory.dmp

      Filesize

      6.1MB

    • memory/2560-3-0x000000007460E000-0x000000007460F000-memory.dmp

      Filesize

      4KB

    • memory/2560-17-0x0000000006B10000-0x0000000006B2E000-memory.dmp

      Filesize

      120KB

    • memory/2560-11-0x00000000067D0000-0x0000000006992000-memory.dmp

      Filesize

      1.8MB

    • memory/2560-9-0x0000000006470000-0x00000000064AC000-memory.dmp

      Filesize

      240KB

    • memory/2560-1-0x0000000000400000-0x0000000000422000-memory.dmp

      Filesize

      136KB

    • memory/2560-13-0x00000000079B0000-0x0000000007F54000-memory.dmp

      Filesize

      5.6MB

    • memory/2560-16-0x0000000006A70000-0x0000000006AE6000-memory.dmp

      Filesize

      472KB

    • memory/2560-15-0x00000000069A0000-0x00000000069F0000-memory.dmp

      Filesize

      320KB

    • memory/2560-14-0x0000000006B40000-0x0000000006BD2000-memory.dmp

      Filesize

      584KB

    • memory/4428-2-0x0000000000C70000-0x0000000000C71000-memory.dmp

      Filesize

      4KB

    • memory/4428-0-0x0000000000C70000-0x0000000000C71000-memory.dmp

      Filesize

      4KB