Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19/04/2024, 00:55

General

  • Target
    9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe
  • Size 181KB
  • Sample240419-a971lach2w
  • SHA256 9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • cheat

C2
  • 195.10.205.79:30525

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 1 IoCs
  • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
  • Detects .NET executables utilizing NyanX-CAT C# Loader 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.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe
    "C:\Users\Admin\AppData\Local\Temp\9a39e9f69780a5c38628b9ef94cc8309c9ebb4272f837b19ed2fc09da998154e.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2292
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Remove-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '';New-ItemProperty -Path 'HKCU:\SOFTWARE\Microsoft\Windows\CurrentVersion\Run' -Name '' -Value '"C:\Users\Admin\AppData\Roaming\Build.exe"' -PropertyType 'String'
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2432
    • 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:3204

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        __PSScriptPolicyTest_brxx4xyu.5o5.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_brxx4xyu.5o5.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        tmpB9EB.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpB9EB.tmp
        • Size 46KB
        • SHA256 776ecf8411b1b0167bea724409ac9d3f8479973df223ecc6e60e3302b3b2b8ea
        • MD5 SHA1 SHA512 SSDEEP

        tmpBA00.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpBA00.tmp
        • Size 100KB
        • SHA256 0a54a476c7eaaea3111a6285d2cd1cf4b020d7de3926b6705a409f9000eab675
        • MD5 SHA1 SHA512 SSDEEP

        tmpBA2B.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpBA2B.tmp
        • Size 48KB
        • SHA256 c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a
        • MD5 SHA1 SHA512 SSDEEP

        tmpBA31.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpBA31.tmp
        • Size 20KB
        • SHA256 d76e7512e496b7c8d9fcd3010a55e2e566881dc6dacaf0343652a4915d47829f
        • MD5 SHA1 SHA512 SSDEEP

        tmpBA47.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpBA47.tmp
        • Size 116KB
        • SHA256 8d782aa65de6db3538a14da82216e96d5e0a3c60496726e3541a8165bccc65f8
        • MD5 SHA1 SHA512 SSDEEP

        tmpBA63.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpBA63.tmp
        • Size 96KB
        • SHA256 0b8607fdf72f3e651a2a8b0ac7be171b4cb44909d76bb8d6c47393b8ea3d84a0
        • MD5 SHA1 SHA512 SSDEEP

        memory/2292-10-0x0000000005C00000-0x0000000005C1E000-memory.dmp

        memory/2292-7-0x0000000074650000-0x0000000074E00000-memory.dmp

        memory/2292-9-0x0000000005A20000-0x0000000005A42000-memory.dmp

        memory/2292-1-0x0000000074650000-0x0000000074E00000-memory.dmp

        memory/2292-0-0x0000000000F40000-0x0000000000F74000-memory.dmp

        memory/2292-2-0x0000000006000000-0x00000000065A4000-memory.dmp

        memory/2292-3-0x0000000005950000-0x00000000059E2000-memory.dmp

        memory/2292-4-0x0000000005C40000-0x0000000005C50000-memory.dmp

        memory/2292-5-0x0000000005A10000-0x0000000005A1A000-memory.dmp

        memory/2292-18-0x0000000074650000-0x0000000074E00000-memory.dmp

        memory/2292-6-0x0000000005C50000-0x0000000005CC6000-memory.dmp

        memory/2292-8-0x0000000005C40000-0x0000000005C50000-memory.dmp

        memory/2432-32-0x0000000005680000-0x00000000059D4000-memory.dmp

        memory/2432-37-0x0000000005B00000-0x0000000005B4C000-memory.dmp

        memory/2432-31-0x00000000055A0000-0x0000000005606000-memory.dmp

        memory/2432-15-0x0000000000D30000-0x0000000000D40000-memory.dmp

        memory/2432-14-0x0000000074650000-0x0000000074E00000-memory.dmp

        memory/2432-25-0x00000000053C0000-0x0000000005426000-memory.dmp

        memory/2432-13-0x0000000000D40000-0x0000000000D76000-memory.dmp

        memory/2432-45-0x0000000074650000-0x0000000074E00000-memory.dmp

        memory/2432-35-0x0000000005AC0000-0x0000000005ADE000-memory.dmp

        memory/2432-17-0x0000000004CF0000-0x0000000005318000-memory.dmp

        memory/2432-19-0x0000000005320000-0x0000000005342000-memory.dmp

        memory/2432-40-0x0000000006030000-0x00000000060C6000-memory.dmp

        memory/2432-41-0x0000000005FB0000-0x0000000005FCA000-memory.dmp

        memory/2432-42-0x0000000006000000-0x0000000006022000-memory.dmp

        memory/3204-36-0x00000000058E0000-0x000000000591C000-memory.dmp

        memory/3204-46-0x0000000008790000-0x0000000008952000-memory.dmp

        memory/3204-47-0x0000000009430000-0x000000000995C000-memory.dmp

        memory/3204-39-0x0000000008100000-0x000000000820A000-memory.dmp

        memory/3204-38-0x0000000005850000-0x0000000005860000-memory.dmp

        memory/3204-30-0x0000000074650000-0x0000000074E00000-memory.dmp

        memory/3204-34-0x0000000005810000-0x0000000005822000-memory.dmp

        memory/3204-33-0x0000000006880000-0x0000000006E98000-memory.dmp

        memory/3204-12-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/3204-224-0x0000000074650000-0x0000000074E00000-memory.dmp