Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 12:30

General

  • Target

    e800205bb9a5d3866d735915080e828250891d7d9c930245afd8def35dd08dfd.exe

  • Size

    983KB

  • MD5

    195bac3e181550a1749e52bd3abfa2e1

  • SHA1

    4c44adf44e16bdb2d5891d0ca5534e25d8cd8811

  • SHA256

    e800205bb9a5d3866d735915080e828250891d7d9c930245afd8def35dd08dfd

  • SHA512

    7ac7714a302ee5d0a2592b1273fa20f3162a4c8e46519274b97bfed634a28fa461d19d212eb648b6c540bac10dc7d94b9651548d9d2bb3f58e39de1c4456a41b

  • SSDEEP

    12288:xNJJwXdk+4w8ea9YVhYu48bk0/jLvzVbJmeMIulognDsexGeMcQh:xNJodk+4wv+YVhYu4r6LvJFsngve6

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\e800205bb9a5d3866d735915080e828250891d7d9c930245afd8def35dd08dfd.exe
    "C:\Users\Admin\AppData\Local\Temp\e800205bb9a5d3866d735915080e828250891d7d9c930245afd8def35dd08dfd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1836
    • 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:320
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 324
      2⤵
      • Program crash
      PID:3088
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1836 -ip 1836
    1⤵
      PID:4924

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/320-8-0x0000000006930000-0x000000000696C000-memory.dmp

      Filesize

      240KB

    • memory/320-2-0x0000000074F9E000-0x0000000074F9F000-memory.dmp

      Filesize

      4KB

    • memory/320-9-0x0000000006970000-0x00000000069BC000-memory.dmp

      Filesize

      304KB

    • memory/320-10-0x0000000006C90000-0x0000000006E52000-memory.dmp

      Filesize

      1.8MB

    • memory/320-4-0x0000000005F90000-0x00000000065A8000-memory.dmp

      Filesize

      6.1MB

    • memory/320-5-0x00000000059E0000-0x00000000059F2000-memory.dmp

      Filesize

      72KB

    • memory/320-6-0x0000000005B10000-0x0000000005C1A000-memory.dmp

      Filesize

      1.0MB

    • memory/320-7-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/320-18-0x0000000074F90000-0x0000000075740000-memory.dmp

      Filesize

      7.7MB

    • memory/320-1-0x0000000000400000-0x0000000000422000-memory.dmp

      Filesize

      136KB

    • memory/320-3-0x00000000054C0000-0x0000000005526000-memory.dmp

      Filesize

      408KB

    • memory/320-11-0x0000000007390000-0x00000000078BC000-memory.dmp

      Filesize

      5.2MB

    • memory/320-12-0x0000000007E70000-0x0000000008414000-memory.dmp

      Filesize

      5.6MB

    • memory/320-13-0x0000000007000000-0x0000000007092000-memory.dmp

      Filesize

      584KB

    • memory/320-14-0x0000000006EE0000-0x0000000006F56000-memory.dmp

      Filesize

      472KB

    • memory/320-15-0x0000000006E60000-0x0000000006E7E000-memory.dmp

      Filesize

      120KB

    • memory/320-16-0x00000000072A0000-0x00000000072F0000-memory.dmp

      Filesize

      320KB

    • memory/1836-0-0x0000000000116000-0x0000000000117000-memory.dmp

      Filesize

      4KB