Analysis

  • max time kernel
    135s
  • max time network
    164s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 08:13

General

  • Target

    2a0ae333a9b72768e8a05e7ebbfe4b15cf581f8c08129c0639aeed58eaf7901a.exe

  • Size

    333KB

  • MD5

    70b649dc98496fdd95d3c31dd28c8a96

  • SHA1

    8ac9a901047426fcaec73a4fa061b85ab28a378a

  • SHA256

    2a0ae333a9b72768e8a05e7ebbfe4b15cf581f8c08129c0639aeed58eaf7901a

  • SHA512

    5a3c19ceee7df6d988bb3ad15c6242820629da8c941f69773f30fc7491a63629f6b1cfc603b2167b04ddbb85d304c1938b3f0d6f1af89af468a6ab5fb0ad873a

  • SSDEEP

    6144:R1RwZfFQDiioMvzATd5W0jbSXRYyghzqjjjjjjjfMNV4iJBcp+0Xp:R/zDiioMvzA+iyg9qjjjjjjjf+V4iJB+

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 27 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a0ae333a9b72768e8a05e7ebbfe4b15cf581f8c08129c0639aeed58eaf7901a.exe
    "C:\Users\Admin\AppData\Local\Temp\2a0ae333a9b72768e8a05e7ebbfe4b15cf581f8c08129c0639aeed58eaf7901a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:948
    • 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:3128
  • 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=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:2100

    Network

    MITRE ATT&CK Matrix ATT&CK v13

    Credential Access

    Unsecured Credentials

    2
    T1552

    Credentials In Files

    2
    T1552.001

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Command and Control

    Web Service

    1
    T1102

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/948-3-0x0000000000D80000-0x0000000000D81000-memory.dmp
      Filesize

      4KB

    • memory/948-1-0x0000000000D80000-0x0000000000D81000-memory.dmp
      Filesize

      4KB

    • memory/948-0-0x0000000000D80000-0x0000000000D81000-memory.dmp
      Filesize

      4KB

    • memory/3128-10-0x0000000074EA0000-0x0000000075650000-memory.dmp
      Filesize

      7.7MB

    • memory/3128-12-0x0000000005480000-0x00000000054CC000-memory.dmp
      Filesize

      304KB

    • memory/3128-5-0x0000000004A40000-0x0000000004AA6000-memory.dmp
      Filesize

      408KB

    • memory/3128-6-0x00000000054E0000-0x0000000005AF8000-memory.dmp
      Filesize

      6.1MB

    • memory/3128-7-0x0000000004F70000-0x0000000004F82000-memory.dmp
      Filesize

      72KB

    • memory/3128-8-0x00000000050A0000-0x00000000051AA000-memory.dmp
      Filesize

      1.0MB

    • memory/3128-9-0x0000000074EAE000-0x0000000074EAF000-memory.dmp
      Filesize

      4KB

    • memory/3128-2-0x0000000000400000-0x0000000000422000-memory.dmp
      Filesize

      136KB

    • memory/3128-11-0x0000000005440000-0x000000000547C000-memory.dmp
      Filesize

      240KB

    • memory/3128-4-0x0000000074EAE000-0x0000000074EAF000-memory.dmp
      Filesize

      4KB

    • memory/3128-13-0x00000000060E0000-0x00000000062A2000-memory.dmp
      Filesize

      1.8MB

    • memory/3128-14-0x00000000067E0000-0x0000000006D0C000-memory.dmp
      Filesize

      5.2MB

    • memory/3128-15-0x00000000072C0000-0x0000000007864000-memory.dmp
      Filesize

      5.6MB

    • memory/3128-16-0x00000000062B0000-0x0000000006342000-memory.dmp
      Filesize

      584KB

    • memory/3128-17-0x0000000074EA0000-0x0000000075650000-memory.dmp
      Filesize

      7.7MB

    • memory/3128-18-0x0000000007F90000-0x0000000008006000-memory.dmp
      Filesize

      472KB

    • memory/3128-19-0x0000000006640000-0x000000000665E000-memory.dmp
      Filesize

      120KB

    • memory/3128-20-0x0000000002160000-0x00000000021B0000-memory.dmp
      Filesize

      320KB

    • memory/3128-22-0x0000000074EA0000-0x0000000075650000-memory.dmp
      Filesize

      7.7MB