Analysis

  • max time kernel
    142s
  • max time network
    106s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-05-2024 12:57

General

  • Target

    0237b61e61fe845c052d94e1696f694fd1c69b55134971372a39facd025272e4.exe

  • Size

    306KB

  • MD5

    03ddaf6361edf593f75a7a908de781bf

  • SHA1

    bcd7cde0556d92994871b44f1ea9854d86953ba8

  • SHA256

    0237b61e61fe845c052d94e1696f694fd1c69b55134971372a39facd025272e4

  • SHA512

    1fb8f368f7019e8c31fbc973fae1ec4a670f49ecda78686a4c10adfe106544caa48893af7a371f6e46890e05aa30335e6e4ceb9f2cc01f01d071ff682d011083

  • SSDEEP

    6144:t7ZN9vSWh60RVAtljy11okg/LsJqePx7JS1jlr+rxJyL98J:5ZyWhHek7JqePunsyL98J

Malware Config

Extracted

Family

redline

Botnet

5195552529

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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0237b61e61fe845c052d94e1696f694fd1c69b55134971372a39facd025272e4.exe
    "C:\Users\Admin\AppData\Local\Temp\0237b61e61fe845c052d94e1696f694fd1c69b55134971372a39facd025272e4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3288
    • 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:2436
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3288 -s 284
      2⤵
      • Program crash
      PID:3908
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3288 -ip 3288
    1⤵
      PID:4592

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2436-8-0x0000000005E10000-0x0000000005E4C000-memory.dmp

      Filesize

      240KB

    • memory/2436-2-0x000000007424E000-0x000000007424F000-memory.dmp

      Filesize

      4KB

    • memory/2436-9-0x0000000005E50000-0x0000000005E9C000-memory.dmp

      Filesize

      304KB

    • memory/2436-10-0x0000000006AB0000-0x0000000006C72000-memory.dmp

      Filesize

      1.8MB

    • memory/2436-4-0x0000000005EB0000-0x00000000064C8000-memory.dmp

      Filesize

      6.1MB

    • memory/2436-5-0x0000000005940000-0x0000000005952000-memory.dmp

      Filesize

      72KB

    • memory/2436-6-0x0000000005A70000-0x0000000005B7A000-memory.dmp

      Filesize

      1.0MB

    • memory/2436-7-0x0000000074240000-0x00000000749F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2436-18-0x0000000074240000-0x00000000749F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2436-1-0x0000000000400000-0x0000000000422000-memory.dmp

      Filesize

      136KB

    • memory/2436-3-0x00000000053D0000-0x0000000005436000-memory.dmp

      Filesize

      408KB

    • memory/2436-11-0x00000000071B0000-0x00000000076DC000-memory.dmp

      Filesize

      5.2MB

    • memory/2436-12-0x0000000007C90000-0x0000000008234000-memory.dmp

      Filesize

      5.6MB

    • memory/2436-13-0x0000000006C80000-0x0000000006D12000-memory.dmp

      Filesize

      584KB

    • memory/2436-15-0x00000000070C0000-0x0000000007136000-memory.dmp

      Filesize

      472KB

    • memory/2436-14-0x0000000006D70000-0x0000000006DC0000-memory.dmp

      Filesize

      320KB

    • memory/2436-16-0x0000000006E10000-0x0000000006E2E000-memory.dmp

      Filesize

      120KB

    • memory/3288-0-0x00000000008C8000-0x00000000008C9000-memory.dmp

      Filesize

      4KB