Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-04-2024 09:27

General

  • Target

    3eb812720aa52ff562da685c76976d20a569c2f0a929bde19558bdd4241e9867.exe

  • Size

    491KB

  • MD5

    c9ad12873e4b3f8ae042800ab6ca01b5

  • SHA1

    4a687ce2dddd416b7da22724c312588d737b36b1

  • SHA256

    3eb812720aa52ff562da685c76976d20a569c2f0a929bde19558bdd4241e9867

  • SHA512

    6b4e5a2b296d00bc2179616aaa4a040cc1938872ea9b309683226fe8979c39e6976d3c9980b1983378f081cfd76ce6af37e3b9196fbd05c584caf1e0ddf3e016

  • SSDEEP

    12288:Z0fa1MGNMpySMcLnZ+LdfdyQPT7tnirfoCe:ka1zNM3zZIddB7tyQR

Malware Config

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

5.42.65.50:33080

Signatures

  • RedLine

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

  • RedLine payload 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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\3eb812720aa52ff562da685c76976d20a569c2f0a929bde19558bdd4241e9867.exe
    "C:\Users\Admin\AppData\Local\Temp\3eb812720aa52ff562da685c76976d20a569c2f0a929bde19558bdd4241e9867.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1256
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:4784
      • 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:3404

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Defense Evasion

    Subvert Trust Controls

    1
    T1553

    Install Root Certificate

    1
    T1553.004

    Modify Registry

    1
    T1112

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Discovery

    System Information Discovery

    1
    T1082

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Tmp3335.tmp
      Filesize

      2KB

      MD5

      1420d30f964eac2c85b2ccfe968eebce

      SHA1

      bdf9a6876578a3e38079c4f8cf5d6c79687ad750

      SHA256

      f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

      SHA512

      6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

    • memory/1256-1-0x00000000002D0000-0x000000000034F000-memory.dmp
      Filesize

      508KB

    • memory/1256-2-0x00000000002D0000-0x000000000034F000-memory.dmp
      Filesize

      508KB

    • memory/3404-25-0x0000000006880000-0x000000000689E000-memory.dmp
      Filesize

      120KB

    • memory/3404-29-0x0000000006A10000-0x0000000006B1A000-memory.dmp
      Filesize

      1.0MB

    • memory/3404-5-0x0000000005480000-0x0000000005512000-memory.dmp
      Filesize

      584KB

    • memory/3404-6-0x0000000005700000-0x0000000005710000-memory.dmp
      Filesize

      64KB

    • memory/3404-7-0x0000000005520000-0x000000000552A000-memory.dmp
      Filesize

      40KB

    • memory/3404-3-0x0000000074CA0000-0x0000000075450000-memory.dmp
      Filesize

      7.7MB

    • memory/3404-24-0x0000000006100000-0x0000000006176000-memory.dmp
      Filesize

      472KB

    • memory/3404-0-0x0000000000400000-0x0000000000452000-memory.dmp
      Filesize

      328KB

    • memory/3404-28-0x0000000006EC0000-0x00000000074D8000-memory.dmp
      Filesize

      6.1MB

    • memory/3404-4-0x0000000005B50000-0x00000000060F4000-memory.dmp
      Filesize

      5.6MB

    • memory/3404-30-0x0000000006950000-0x0000000006962000-memory.dmp
      Filesize

      72KB

    • memory/3404-31-0x00000000069B0000-0x00000000069EC000-memory.dmp
      Filesize

      240KB

    • memory/3404-32-0x0000000006B20000-0x0000000006B6C000-memory.dmp
      Filesize

      304KB

    • memory/3404-33-0x0000000006C60000-0x0000000006CC6000-memory.dmp
      Filesize

      408KB

    • memory/3404-36-0x00000000077B0000-0x0000000007972000-memory.dmp
      Filesize

      1.8MB

    • memory/3404-37-0x0000000007EB0000-0x00000000083DC000-memory.dmp
      Filesize

      5.2MB

    • memory/3404-38-0x0000000007720000-0x0000000007770000-memory.dmp
      Filesize

      320KB

    • memory/3404-39-0x0000000074CA0000-0x0000000075450000-memory.dmp
      Filesize

      7.7MB

    • memory/3404-40-0x0000000005700000-0x0000000005710000-memory.dmp
      Filesize

      64KB