Analysis

  • max time kernel
    92s
  • max time network
    114s
  • 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 15:01

General

  • Target

    265074d78c68ba95d07246920d7362962c973dc99f27f0f0a587385fa5df10d6.exe

  • Size

    332KB

  • MD5

    f5db97e3fb356e1566ca0b936eb39b5a

  • SHA1

    6c5d9508a6e3e984dab15d33a78139ec2b61a388

  • SHA256

    265074d78c68ba95d07246920d7362962c973dc99f27f0f0a587385fa5df10d6

  • SHA512

    23f5c86847407d952d9f8b1081dcdeb1e65073f9938ff5adcc27e9407a16e8b7737eebb7a9771602a8864336441d83b6ef92d6708752bc2aca43323320674742

  • SSDEEP

    6144:m3bwLnnURJgoKFr+7hoIJeNRuygh5N4e7DF4AQILHZK644tsR+0Xp:mLzRJgoKFrt4ygHNPBdHZKAt70Xp

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 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\265074d78c68ba95d07246920d7362962c973dc99f27f0f0a587385fa5df10d6.exe
    "C:\Users\Admin\AppData\Local\Temp\265074d78c68ba95d07246920d7362962c973dc99f27f0f0a587385fa5df10d6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2572
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:3596
      • 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:4000

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Command and Control

    Web Service

    1
    T1102

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2572-0-0x0000000001140000-0x0000000001141000-memory.dmp
      Filesize

      4KB

    • memory/2572-1-0x0000000001140000-0x0000000001141000-memory.dmp
      Filesize

      4KB

    • memory/2572-3-0x0000000001140000-0x0000000001141000-memory.dmp
      Filesize

      4KB

    • memory/4000-2-0x0000000000400000-0x0000000000422000-memory.dmp
      Filesize

      136KB

    • memory/4000-4-0x0000000074FEE000-0x0000000074FEF000-memory.dmp
      Filesize

      4KB

    • memory/4000-5-0x0000000005630000-0x0000000005696000-memory.dmp
      Filesize

      408KB

    • memory/4000-6-0x0000000006100000-0x0000000006718000-memory.dmp
      Filesize

      6.1MB

    • memory/4000-7-0x0000000005B80000-0x0000000005B92000-memory.dmp
      Filesize

      72KB

    • memory/4000-8-0x0000000005CB0000-0x0000000005DBA000-memory.dmp
      Filesize

      1.0MB

    • memory/4000-9-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB

    • memory/4000-10-0x0000000006AB0000-0x0000000006AEC000-memory.dmp
      Filesize

      240KB

    • memory/4000-11-0x0000000006AF0000-0x0000000006B3C000-memory.dmp
      Filesize

      304KB

    • memory/4000-12-0x0000000006E30000-0x0000000006FF2000-memory.dmp
      Filesize

      1.8MB

    • memory/4000-13-0x0000000007530000-0x0000000007A5C000-memory.dmp
      Filesize

      5.2MB

    • memory/4000-14-0x0000000008010000-0x00000000085B4000-memory.dmp
      Filesize

      5.6MB

    • memory/4000-15-0x00000000071A0000-0x0000000007232000-memory.dmp
      Filesize

      584KB

    • memory/4000-16-0x0000000007080000-0x00000000070F6000-memory.dmp
      Filesize

      472KB

    • memory/4000-17-0x0000000007000000-0x000000000701E000-memory.dmp
      Filesize

      120KB

    • memory/4000-18-0x0000000007440000-0x0000000007490000-memory.dmp
      Filesize

      320KB

    • memory/4000-20-0x0000000074FE0000-0x0000000075790000-memory.dmp
      Filesize

      7.7MB