Analysis

  • max time kernel
    91s
  • max time network
    93s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240426-en
  • resource tags

    arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08/05/2024, 18:18

General

  • Target

    182a202819b6a4d589ce919b877bcf2af54281718ee6d5d49a1a29e7d7a4d95c.exe

  • Size

    267KB

  • MD5

    fa6cbb2059ec0f1bf78699c4210dcaaf

  • SHA1

    69f56afef7775ca03e83b128ffa6bec7e08d144d

  • SHA256

    182a202819b6a4d589ce919b877bcf2af54281718ee6d5d49a1a29e7d7a4d95c

  • SHA512

    dac7c9b1a5e23d1f1143f62155088570afadd9dfda5a2065b274bd4c8a3b213cda64677d83301a4710303f4084912e6c084bd01ec355e77fd68b704c6154639b

  • SSDEEP

    6144:IXcllhS4qdxjPxUUseBlrSsX+PDMyV2v6kLmmKU:Ya/SNR1tfKU

Malware Config

Extracted

Family

redline

Botnet

5345987420

C2

https://pastebin.com/raw/KE5Mft0T

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\182a202819b6a4d589ce919b877bcf2af54281718ee6d5d49a1a29e7d7a4d95c.exe
    "C:\Users\Admin\AppData\Local\Temp\182a202819b6a4d589ce919b877bcf2af54281718ee6d5d49a1a29e7d7a4d95c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3976
    • 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:760

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/760-0-0x0000000000400000-0x0000000000422000-memory.dmp

          Filesize

          136KB

        • memory/760-1-0x0000000074B7E000-0x0000000074B7F000-memory.dmp

          Filesize

          4KB

        • memory/760-2-0x0000000005470000-0x00000000054D6000-memory.dmp

          Filesize

          408KB

        • memory/760-3-0x0000000005F50000-0x0000000006568000-memory.dmp

          Filesize

          6.1MB

        • memory/760-4-0x00000000059E0000-0x00000000059F2000-memory.dmp

          Filesize

          72KB

        • memory/760-5-0x0000000005B10000-0x0000000005C1A000-memory.dmp

          Filesize

          1.0MB

        • memory/760-6-0x0000000074B70000-0x0000000075321000-memory.dmp

          Filesize

          7.7MB

        • memory/760-7-0x0000000005EB0000-0x0000000005EEC000-memory.dmp

          Filesize

          240KB

        • memory/760-8-0x0000000005EF0000-0x0000000005F3C000-memory.dmp

          Filesize

          304KB

        • memory/760-9-0x0000000006B50000-0x0000000006D12000-memory.dmp

          Filesize

          1.8MB

        • memory/760-10-0x0000000007250000-0x000000000777C000-memory.dmp

          Filesize

          5.2MB

        • memory/760-11-0x0000000007D30000-0x00000000082D6000-memory.dmp

          Filesize

          5.6MB

        • memory/760-12-0x0000000006D20000-0x0000000006DB2000-memory.dmp

          Filesize

          584KB

        • memory/760-13-0x0000000006E40000-0x0000000006EB6000-memory.dmp

          Filesize

          472KB

        • memory/760-14-0x0000000006DF0000-0x0000000006E0E000-memory.dmp

          Filesize

          120KB

        • memory/760-15-0x0000000006F70000-0x0000000006FC0000-memory.dmp

          Filesize

          320KB

        • memory/760-17-0x0000000074B70000-0x0000000075321000-memory.dmp

          Filesize

          7.7MB