Analysis

  • max time kernel
    92s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-03-2023 10:35

General

  • Target

    4bed6caa012263d6127c6f33e9bc8fe327198f63452d0fac956b361bb6d578c5.exe

  • Size

    285KB

  • MD5

    8f6d73ff83b4d87e2a35419996d2303f

  • SHA1

    2a97c857a9ec00d386a1151d55d263afb3915d26

  • SHA256

    4bed6caa012263d6127c6f33e9bc8fe327198f63452d0fac956b361bb6d578c5

  • SHA512

    0a2896abd039ec7ad5abc73cb693e480dc96ee9caa6db9f6faf5e4486a854fd915c94ad09670014b94ebd0d66820fcbf39aff44d70156d5b8a56cb4f977f0581

  • SSDEEP

    6144:pfUwOIEK84WQsykAeYIkAeYUaMImg8C0QuaZ1AntQQAA7B2RV+13R:pfUwOIEK84WQsykAeYIkAeYUaMImg8Co

Malware Config

Extracted

Family

redline

C2

135.181.173.163:4324

Attributes
  • auth_value

    a909e2aaecf96137978fea4f86400b9b

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\4bed6caa012263d6127c6f33e9bc8fe327198f63452d0fac956b361bb6d578c5.exe
    "C:\Users\Admin\AppData\Local\Temp\4bed6caa012263d6127c6f33e9bc8fe327198f63452d0fac956b361bb6d578c5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1984
    • 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:872
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 148
      2⤵
      • Program crash
      PID:2304
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1984 -ip 1984
    1⤵
      PID:4216

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/872-133-0x0000000000400000-0x0000000000432000-memory.dmp
      Filesize

      200KB

    • memory/872-138-0x0000000005560000-0x0000000005B78000-memory.dmp
      Filesize

      6.1MB

    • memory/872-139-0x0000000005060000-0x000000000516A000-memory.dmp
      Filesize

      1.0MB

    • memory/872-140-0x0000000004F90000-0x0000000004FA2000-memory.dmp
      Filesize

      72KB

    • memory/872-141-0x0000000005000000-0x000000000503C000-memory.dmp
      Filesize

      240KB

    • memory/872-142-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB

    • memory/872-143-0x0000000006130000-0x00000000066D4000-memory.dmp
      Filesize

      5.6MB

    • memory/872-144-0x0000000005460000-0x00000000054F2000-memory.dmp
      Filesize

      584KB

    • memory/872-145-0x0000000005B80000-0x0000000005BE6000-memory.dmp
      Filesize

      408KB

    • memory/872-146-0x00000000069B0000-0x0000000006B72000-memory.dmp
      Filesize

      1.8MB

    • memory/872-147-0x00000000070B0000-0x00000000075DC000-memory.dmp
      Filesize

      5.2MB

    • memory/872-148-0x0000000004FF0000-0x0000000005000000-memory.dmp
      Filesize

      64KB