Analysis

  • max time kernel
    43s
  • max time network
    54s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2022 19:28

General

  • Target

    file.exe

  • Size

    425KB

  • MD5

    df78d30c9b01313df869cfe857b14f13

  • SHA1

    59d6b5b9dca6cd249caa89209bdc781e3da1f050

  • SHA256

    dd06232c864c14a9a494b6e023b114e526ea57dcb8366bf9a6248fd68eab2e12

  • SHA512

    99dc96b6f9683b9973abc493b71c60289102621af0e20e1355b4462212a9ee66bcd6fdfae21f499940da85b6177e61ebdc9b4d2e94debc80e4fac1e068564144

  • SSDEEP

    12288:XuqM5hh3qkzf7rJRd6UI5SnHJ/qnKkgT3:06kXzdDCnKkgL

Malware Config

Extracted

Family

redline

Botnet

Install

C2

159.223.106.156:81

Attributes
  • auth_value

    f9affed97251c08e7a096257ba9edfb2

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1868
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2016 -s 48
      2⤵
      • Program crash
      PID:1496

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1496-64-0x0000000000000000-mapping.dmp
  • memory/1868-54-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/1868-56-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/1868-61-0x000000000041B58E-mapping.dmp
  • memory/1868-62-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/1868-63-0x0000000000400000-0x0000000000432000-memory.dmp
    Filesize

    200KB

  • memory/1868-65-0x00000000757A1000-0x00000000757A3000-memory.dmp
    Filesize

    8KB