Analysis

  • max time kernel
    91s
  • max time network
    94s
  • 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 13:10

General

  • Target

    5f7c9e83d80a652c6bde9ce18eaca08f9cb8a8012568629c5813a8e40f7e7ac5.exe

  • Size

    332KB

  • MD5

    2a84ac6a70bf18fce3d4af2b04356f16

  • SHA1

    4a9d0508a54994bac1ab3543be1c19ca80db0d9a

  • SHA256

    5f7c9e83d80a652c6bde9ce18eaca08f9cb8a8012568629c5813a8e40f7e7ac5

  • SHA512

    554f6d13b08359b48fabedf051584c90975c1066c6dc01379f16ef360cb30bf11b13ca9a988242429a8bf7e3c25e7e405a18a5d2d844241f0850e49c7720d579

  • SSDEEP

    6144:11Bwp/lwz9PI8/T6f5mUz7S3RMyghv1P9NKkY4WB4NSFUv1qcoH5+0Xp:1Pjz9PI8/Tzeyg91pY4WBJO1qcT0Xp

Malware Config

Extracted

Family

redline

Botnet

5345987420

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
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f7c9e83d80a652c6bde9ce18eaca08f9cb8a8012568629c5813a8e40f7e7ac5.exe
    "C:\Users\Admin\AppData\Local\Temp\5f7c9e83d80a652c6bde9ce18eaca08f9cb8a8012568629c5813a8e40f7e7ac5.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:1304
      • 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:1064

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1064-10-0x0000000006470000-0x00000000064AC000-memory.dmp

      Filesize

      240KB

    • memory/1064-17-0x00000000067B0000-0x00000000067CE000-memory.dmp

      Filesize

      120KB

    • memory/1064-8-0x0000000005670000-0x000000000577A000-memory.dmp

      Filesize

      1.0MB

    • memory/1064-2-0x0000000000400000-0x0000000000422000-memory.dmp

      Filesize

      136KB

    • memory/1064-4-0x00000000744EE000-0x00000000744EF000-memory.dmp

      Filesize

      4KB

    • memory/1064-5-0x0000000004F70000-0x0000000004FD6000-memory.dmp

      Filesize

      408KB

    • memory/1064-6-0x0000000005AD0000-0x00000000060E8000-memory.dmp

      Filesize

      6.1MB

    • memory/1064-18-0x0000000006BA0000-0x0000000006BF0000-memory.dmp

      Filesize

      320KB

    • memory/1064-20-0x00000000744E0000-0x0000000074C90000-memory.dmp

      Filesize

      7.7MB

    • memory/1064-9-0x00000000744E0000-0x0000000074C90000-memory.dmp

      Filesize

      7.7MB

    • memory/1064-7-0x0000000005540000-0x0000000005552000-memory.dmp

      Filesize

      72KB

    • memory/1064-11-0x00000000064B0000-0x00000000064FC000-memory.dmp

      Filesize

      304KB

    • memory/1064-12-0x00000000067F0000-0x00000000069B2000-memory.dmp

      Filesize

      1.8MB

    • memory/1064-13-0x0000000006EF0000-0x000000000741C000-memory.dmp

      Filesize

      5.2MB

    • memory/1064-14-0x00000000079D0000-0x0000000007F74000-memory.dmp

      Filesize

      5.6MB

    • memory/1064-15-0x00000000069C0000-0x0000000006A52000-memory.dmp

      Filesize

      584KB

    • memory/1064-16-0x0000000006A60000-0x0000000006AD6000-memory.dmp

      Filesize

      472KB

    • memory/2076-1-0x0000000000780000-0x0000000000781000-memory.dmp

      Filesize

      4KB

    • memory/2076-0-0x0000000000780000-0x0000000000781000-memory.dmp

      Filesize

      4KB

    • memory/2076-3-0x0000000000780000-0x0000000000781000-memory.dmp

      Filesize

      4KB