Analysis

  • max time kernel
    92s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-05-2024 06:19

General

  • Target

    b565c9e6f0f8b9856b032a9a41f04204d306f060af94e74bea3cfb296522818a.exe

  • Size

    332KB

  • MD5

    187d281b7f99aaa9958e8fd2a3ab4ca4

  • SHA1

    4154b6a67a62d0fd8c15c681307658061b08d820

  • SHA256

    b565c9e6f0f8b9856b032a9a41f04204d306f060af94e74bea3cfb296522818a

  • SHA512

    c7b432d26a86ddd0f7304f9e3a8fa9c3ff26d936210cba7645fc6a3edaccd38ef05f62540ad29fee8ad12c6838dd948dab5ce30620246badf1ea447519688ad7

  • SSDEEP

    6144:+lZwB/LgLB340nTaDpOU7riHRkyghKxWYc9GkbV9hP1l/F+0Xp:+nhLB340nTP+ygMxW9pzhPo0Xp

Malware Config

Extracted

Family

redline

Botnet

7001210066

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\b565c9e6f0f8b9856b032a9a41f04204d306f060af94e74bea3cfb296522818a.exe
    "C:\Users\Admin\AppData\Local\Temp\b565c9e6f0f8b9856b032a9a41f04204d306f060af94e74bea3cfb296522818a.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4940
    • 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:4992

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/4940-0-0x0000000000360000-0x0000000000361000-memory.dmp
    Filesize

    4KB

  • memory/4940-1-0x0000000000360000-0x0000000000361000-memory.dmp
    Filesize

    4KB

  • memory/4940-3-0x0000000000360000-0x0000000000361000-memory.dmp
    Filesize

    4KB

  • memory/4992-2-0x0000000000400000-0x0000000000422000-memory.dmp
    Filesize

    136KB

  • memory/4992-4-0x000000007450E000-0x000000007450F000-memory.dmp
    Filesize

    4KB

  • memory/4992-5-0x0000000005790000-0x00000000057F6000-memory.dmp
    Filesize

    408KB

  • memory/4992-6-0x00000000062A0000-0x00000000068B8000-memory.dmp
    Filesize

    6.1MB

  • memory/4992-7-0x0000000005CC0000-0x0000000005CD2000-memory.dmp
    Filesize

    72KB

  • memory/4992-8-0x0000000005DF0000-0x0000000005EFA000-memory.dmp
    Filesize

    1.0MB

  • memory/4992-9-0x0000000074500000-0x0000000074CB0000-memory.dmp
    Filesize

    7.7MB

  • memory/4992-10-0x0000000006C00000-0x0000000006C3C000-memory.dmp
    Filesize

    240KB

  • memory/4992-11-0x0000000006C40000-0x0000000006C8C000-memory.dmp
    Filesize

    304KB

  • memory/4992-12-0x0000000006F50000-0x0000000007112000-memory.dmp
    Filesize

    1.8MB

  • memory/4992-13-0x0000000007650000-0x0000000007B7C000-memory.dmp
    Filesize

    5.2MB

  • memory/4992-14-0x0000000008130000-0x00000000086D4000-memory.dmp
    Filesize

    5.6MB

  • memory/4992-15-0x00000000072C0000-0x0000000007352000-memory.dmp
    Filesize

    584KB

  • memory/4992-16-0x00000000071A0000-0x0000000007216000-memory.dmp
    Filesize

    472KB

  • memory/4992-17-0x0000000007120000-0x000000000713E000-memory.dmp
    Filesize

    120KB

  • memory/4992-18-0x00000000073B0000-0x0000000007400000-memory.dmp
    Filesize

    320KB

  • memory/4992-20-0x0000000074500000-0x0000000074CB0000-memory.dmp
    Filesize

    7.7MB