Analysis

  • max time kernel
    91s
  • max time network
    101s
  • 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 14:32

General

  • Target

    b7dd4fa2a0deaf6b70cea7aaf1292a2e835aef45edb5a190cc515d98cf60a8d9.exe

  • Size

    293KB

  • MD5

    3503d07ffdcbf58c0991a126f62e2c5c

  • SHA1

    3ed929e6f39d6088a58f34f960a7c990b390675a

  • SHA256

    b7dd4fa2a0deaf6b70cea7aaf1292a2e835aef45edb5a190cc515d98cf60a8d9

  • SHA512

    12dd40424a7b70721f7a631220862126a12f5812f95e121eeff76b23b147020a98100cb152082dffb7a68cae5015c5392775264a754b3e6931099beb26c52157

  • SSDEEP

    6144:27wlKAtETWV0M582YRT/9pWIYjkSbGwRm/CN+wbsdSaaO0:iAtETWV7uXpRYjk4BRFNzwdAO0

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\b7dd4fa2a0deaf6b70cea7aaf1292a2e835aef45edb5a190cc515d98cf60a8d9.exe
    "C:\Users\Admin\AppData\Local\Temp\b7dd4fa2a0deaf6b70cea7aaf1292a2e835aef45edb5a190cc515d98cf60a8d9.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3628
    • 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:2312

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2312-8-0x0000000006490000-0x00000000064CC000-memory.dmp

    Filesize

    240KB

  • memory/2312-2-0x0000000074E5E000-0x0000000074E5F000-memory.dmp

    Filesize

    4KB

  • memory/2312-9-0x00000000064D0000-0x000000000651C000-memory.dmp

    Filesize

    304KB

  • memory/2312-10-0x0000000006810000-0x00000000069D2000-memory.dmp

    Filesize

    1.8MB

  • memory/2312-4-0x0000000005C20000-0x0000000006238000-memory.dmp

    Filesize

    6.1MB

  • memory/2312-5-0x00000000056A0000-0x00000000056B2000-memory.dmp

    Filesize

    72KB

  • memory/2312-6-0x00000000057D0000-0x00000000058DA000-memory.dmp

    Filesize

    1.0MB

  • memory/2312-7-0x0000000074E50000-0x0000000075600000-memory.dmp

    Filesize

    7.7MB

  • memory/2312-18-0x0000000074E50000-0x0000000075600000-memory.dmp

    Filesize

    7.7MB

  • memory/2312-1-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/2312-3-0x0000000005100000-0x0000000005166000-memory.dmp

    Filesize

    408KB

  • memory/2312-11-0x0000000006F10000-0x000000000743C000-memory.dmp

    Filesize

    5.2MB

  • memory/2312-12-0x00000000069E0000-0x0000000006A72000-memory.dmp

    Filesize

    584KB

  • memory/2312-13-0x00000000079F0000-0x0000000007F94000-memory.dmp

    Filesize

    5.6MB

  • memory/2312-14-0x0000000006A80000-0x0000000006AD0000-memory.dmp

    Filesize

    320KB

  • memory/2312-15-0x0000000006B50000-0x0000000006BC6000-memory.dmp

    Filesize

    472KB

  • memory/2312-16-0x0000000006AF0000-0x0000000006B0E000-memory.dmp

    Filesize

    120KB

  • memory/3628-0-0x0000000000948000-0x000000000094A000-memory.dmp

    Filesize

    8KB