Analysis

  • max time kernel
    138s
  • max time network
    162s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 12:34

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 28 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:3232
    • 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:3844
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3232 -s 324
      2⤵
      • Program crash
      PID:2060
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3232 -ip 3232
    1⤵
      PID:2148
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1420 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:3452

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/3232-0-0x0000000000266000-0x0000000000267000-memory.dmp

        Filesize

        4KB

      • memory/3844-1-0x0000000000400000-0x0000000000422000-memory.dmp

        Filesize

        136KB

      • memory/3844-2-0x000000007430E000-0x000000007430F000-memory.dmp

        Filesize

        4KB

      • memory/3844-3-0x0000000004D50000-0x0000000004DB6000-memory.dmp

        Filesize

        408KB

      • memory/3844-4-0x0000000005880000-0x0000000005E98000-memory.dmp

        Filesize

        6.1MB

      • memory/3844-5-0x00000000052C0000-0x00000000052D2000-memory.dmp

        Filesize

        72KB

      • memory/3844-6-0x00000000053F0000-0x00000000054FA000-memory.dmp

        Filesize

        1.0MB

      • memory/3844-7-0x000000007430E000-0x000000007430F000-memory.dmp

        Filesize

        4KB

      • memory/3844-8-0x0000000074300000-0x0000000074AB0000-memory.dmp

        Filesize

        7.7MB

      • memory/3844-9-0x00000000061E0000-0x000000000621C000-memory.dmp

        Filesize

        240KB

      • memory/3844-10-0x0000000006220000-0x000000000626C000-memory.dmp

        Filesize

        304KB

      • memory/3844-11-0x0000000006550000-0x0000000006712000-memory.dmp

        Filesize

        1.8MB

      • memory/3844-12-0x0000000074300000-0x0000000074AB0000-memory.dmp

        Filesize

        7.7MB

      • memory/3844-13-0x0000000006C50000-0x000000000717C000-memory.dmp

        Filesize

        5.2MB

      • memory/3844-14-0x0000000007730000-0x0000000007CD4000-memory.dmp

        Filesize

        5.6MB

      • memory/3844-15-0x0000000006850000-0x00000000068E2000-memory.dmp

        Filesize

        584KB

      • memory/3844-16-0x0000000006970000-0x00000000069E6000-memory.dmp

        Filesize

        472KB

      • memory/3844-17-0x00000000068F0000-0x000000000690E000-memory.dmp

        Filesize

        120KB

      • memory/3844-18-0x0000000006BF0000-0x0000000006C40000-memory.dmp

        Filesize

        320KB

      • memory/3844-20-0x0000000074300000-0x0000000074AB0000-memory.dmp

        Filesize

        7.7MB