Analysis

  • max time kernel
    91s
  • max time network
    153s
  • 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 11:56

General

  • Target

    407e3ed4d8b09f4497f90695f2027174.exe

  • Size

    285KB

  • MD5

    407e3ed4d8b09f4497f90695f2027174

  • SHA1

    e9cd927398e3cdfa97eda953ce79ebbe1cb8d8be

  • SHA256

    9dc11a1d99b60cab697a942d4c5755597ac60afb33ad4c31fadecb1fed89a28c

  • SHA512

    915f5f8bdc65a17913ce27f80e9bd2445443342061fb30ec2c187029b8c72e4d7d3f35f6feda1e2bc7aaa79e2de421fc4d0df4846ca5e3728f69a152886da528

  • SSDEEP

    6144:pbUwOIEK84WQsykAeYXkAeYUaMImg8C0QuMZdEMtQQAA7t5jtyVVxmghnni:pbUwOIEK84WQsykAeYXkAeYUaMImg8Cv

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\407e3ed4d8b09f4497f90695f2027174.exe
    "C:\Users\Admin\AppData\Local\Temp\407e3ed4d8b09f4497f90695f2027174.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5012
    • 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:3864
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 148
      2⤵
      • Program crash
      PID:4668
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5012 -ip 5012
    1⤵
      PID:2700

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/3864-133-0x0000000000530000-0x0000000000562000-memory.dmp

      Filesize

      200KB

    • memory/3864-138-0x00000000051C0000-0x00000000057D8000-memory.dmp

      Filesize

      6.1MB

    • memory/3864-139-0x0000000004CB0000-0x0000000004DBA000-memory.dmp

      Filesize

      1.0MB

    • memory/3864-140-0x0000000002710000-0x0000000002722000-memory.dmp

      Filesize

      72KB

    • memory/3864-141-0x0000000004BE0000-0x0000000004C1C000-memory.dmp

      Filesize

      240KB

    • memory/3864-142-0x0000000004EE0000-0x0000000004EF0000-memory.dmp

      Filesize

      64KB

    • memory/3864-143-0x0000000004EF0000-0x0000000004F56000-memory.dmp

      Filesize

      408KB

    • memory/3864-144-0x0000000005A80000-0x0000000005B12000-memory.dmp

      Filesize

      584KB

    • memory/3864-145-0x00000000060D0000-0x0000000006674000-memory.dmp

      Filesize

      5.6MB

    • memory/3864-146-0x0000000005D70000-0x0000000005F32000-memory.dmp

      Filesize

      1.8MB

    • memory/3864-147-0x0000000006BB0000-0x00000000070DC000-memory.dmp

      Filesize

      5.2MB

    • memory/3864-148-0x0000000004EE0000-0x0000000004EF0000-memory.dmp

      Filesize

      64KB