Analysis

  • max time kernel
    141s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-07-2023 01:56

General

  • Target

    a5da0019144388384d19de94e6b74770.bin.exe

  • Size

    2.4MB

  • MD5

    a5da0019144388384d19de94e6b74770

  • SHA1

    08cee8bd4e73f7534b0d01d4b20a2db3aee5c5b1

  • SHA256

    6e183fbb7006572b28fe4283d9cc9f240913cc376912885e6927d7ce3687eb15

  • SHA512

    5eeee85d9bea8ca6ebe5e233b6dc05033e6499472e67d997c5d11bd564d524a786814ac100994f6b7893868a1035e4bee17099966180fea46fade150a28082da

  • SSDEEP

    12288:f8sx52AiexTrSOSqWdf1zw2HTKNbh7k1g6YmfQyV0u4SO1k8xVUmQwZeQENBwln:r52A3xTrSOlk1yk1g6YmBe1BUxNKF

Malware Config

Extracted

Family

redline

Botnet

3

C2

5.42.66.8:38264

Attributes
  • auth_value

    d5444f65bb3086d22f768e536247ba5d

Signatures

  • RedLine

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a5da0019144388384d19de94e6b74770.bin.exe
    "C:\Users\Admin\AppData\Local\Temp\a5da0019144388384d19de94e6b74770.bin.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3972
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:264
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3972 -s 276
      2⤵
      • Program crash
      PID:1592
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3972 -ip 3972
    1⤵
      PID:1716

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    1
    T1552

    Credentials In Files

    1
    T1552.001

    Collection

    Data from Local System

    1
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/264-145-0x0000000005B70000-0x0000000005BE6000-memory.dmp
      Filesize

      472KB

    • memory/264-139-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/264-146-0x0000000005C90000-0x0000000005D22000-memory.dmp
      Filesize

      584KB

    • memory/264-147-0x0000000006E80000-0x0000000007424000-memory.dmp
      Filesize

      5.6MB

    • memory/264-141-0x00000000058C0000-0x00000000059CA000-memory.dmp
      Filesize

      1.0MB

    • memory/264-142-0x0000000005790000-0x00000000057A0000-memory.dmp
      Filesize

      64KB

    • memory/264-143-0x0000000005800000-0x0000000005812000-memory.dmp
      Filesize

      72KB

    • memory/264-144-0x0000000005860000-0x000000000589C000-memory.dmp
      Filesize

      240KB

    • memory/264-155-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/264-134-0x0000000000400000-0x0000000000430000-memory.dmp
      Filesize

      192KB

    • memory/264-140-0x0000000005DC0000-0x00000000063D8000-memory.dmp
      Filesize

      6.1MB

    • memory/264-148-0x0000000005D30000-0x0000000005D96000-memory.dmp
      Filesize

      408KB

    • memory/264-149-0x00000000066B0000-0x0000000006700000-memory.dmp
      Filesize

      320KB

    • memory/264-150-0x0000000006CA0000-0x0000000006E62000-memory.dmp
      Filesize

      1.8MB

    • memory/264-151-0x0000000009050000-0x000000000957C000-memory.dmp
      Filesize

      5.2MB

    • memory/264-152-0x0000000075150000-0x0000000075900000-memory.dmp
      Filesize

      7.7MB

    • memory/264-153-0x0000000005790000-0x00000000057A0000-memory.dmp
      Filesize

      64KB

    • memory/3972-133-0x00000000003D0000-0x0000000000633000-memory.dmp
      Filesize

      2.4MB