Analysis

  • max time kernel
    142s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-05-2024 13:09

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 8 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:3132
    • 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:3308

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/3132-0-0x0000000000580000-0x0000000000581000-memory.dmp

    Filesize

    4KB

  • memory/3132-2-0x0000000000580000-0x0000000000581000-memory.dmp

    Filesize

    4KB

  • memory/3308-1-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/3308-4-0x0000000074C3E000-0x0000000074C3F000-memory.dmp

    Filesize

    4KB

  • memory/3308-5-0x0000000005300000-0x0000000005366000-memory.dmp

    Filesize

    408KB

  • memory/3308-6-0x0000000005E90000-0x00000000064A8000-memory.dmp

    Filesize

    6.1MB

  • memory/3308-7-0x00000000058E0000-0x00000000058F2000-memory.dmp

    Filesize

    72KB

  • memory/3308-8-0x0000000005A10000-0x0000000005B1A000-memory.dmp

    Filesize

    1.0MB

  • memory/3308-9-0x0000000074C30000-0x00000000753E0000-memory.dmp

    Filesize

    7.7MB

  • memory/3308-10-0x00000000066F0000-0x000000000672C000-memory.dmp

    Filesize

    240KB

  • memory/3308-11-0x0000000006730000-0x000000000677C000-memory.dmp

    Filesize

    304KB

  • memory/3308-12-0x0000000006A50000-0x0000000006C12000-memory.dmp

    Filesize

    1.8MB

  • memory/3308-13-0x0000000007150000-0x000000000767C000-memory.dmp

    Filesize

    5.2MB

  • memory/3308-14-0x0000000006C20000-0x0000000006CB2000-memory.dmp

    Filesize

    584KB

  • memory/3308-15-0x0000000007C30000-0x00000000081D4000-memory.dmp

    Filesize

    5.6MB

  • memory/3308-16-0x0000000006CC0000-0x0000000006D10000-memory.dmp

    Filesize

    320KB

  • memory/3308-17-0x0000000006D10000-0x0000000006D86000-memory.dmp

    Filesize

    472KB

  • memory/3308-18-0x0000000006DD0000-0x0000000006DEE000-memory.dmp

    Filesize

    120KB

  • memory/3308-20-0x0000000074C30000-0x00000000753E0000-memory.dmp

    Filesize

    7.7MB