Analysis

  • max time kernel
    136s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/09/2024, 01:43

General

  • Target
    db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128.exe
  • Size 518KB
  • Sample240901-b5d3dsyaka
  • SHA256 db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • cheat

C2
  • 45.137.22.239:55615

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
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128.exe
    "C:\Users\Admin\AppData\Local\Temp\db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4696
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3232
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\VzwumYUBCtHW.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3956
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VzwumYUBCtHW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCE8B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3952
    • C:\Users\Admin\AppData\Local\Temp\db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128.exe
      "C:\Users\Admin\AppData\Local\Temp\db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:4760

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\db6a579ef546405d1c3e44a5f1637bc402136315ce4814d53aa926056f680128.exe.log
        • Size 1KB
        • SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
        • MD5 SHA1 SHA512

        __PSScriptPolicyTest_pzidtqui.kqp.ps1

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

        tmpCE8B.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpCE8B.tmp
        • Size 1KB
        • SHA256 619ef6f8bf1f28ada7b21a957bcb8cf6d251d7b5784529f3da224d95915d3613
        • MD5 SHA1 SHA512

        memory/3232-68-0x0000000074D80000-0x0000000074DCC000-memory.dmp

        memory/3232-18-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/3232-89-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/3232-85-0x0000000007B50000-0x0000000007B6A000-memory.dmp

        memory/3232-84-0x0000000007A50000-0x0000000007A64000-memory.dmp

        memory/3232-79-0x0000000007810000-0x000000000782A000-memory.dmp

        memory/3232-78-0x0000000007E50000-0x00000000084CA000-memory.dmp

        memory/3232-81-0x0000000007A90000-0x0000000007B26000-memory.dmp

        memory/3232-20-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/3232-16-0x0000000002BD0000-0x0000000002C06000-memory.dmp

        memory/3232-17-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/3232-19-0x0000000005590000-0x0000000005BB8000-memory.dmp

        memory/3956-67-0x0000000007890000-0x0000000007933000-memory.dmp

        memory/3956-53-0x0000000006710000-0x000000000675C000-memory.dmp

        memory/3956-21-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/3956-83-0x0000000007BF0000-0x0000000007BFE000-memory.dmp

        memory/3956-23-0x0000000005700000-0x0000000005722000-memory.dmp

        memory/3956-82-0x0000000007BC0000-0x0000000007BD1000-memory.dmp

        memory/3956-25-0x0000000005FD0000-0x0000000006036000-memory.dmp

        memory/3956-24-0x0000000005F60000-0x0000000005FC6000-memory.dmp

        memory/3956-44-0x0000000006040000-0x0000000006394000-memory.dmp

        memory/3956-80-0x0000000007A40000-0x0000000007A4A000-memory.dmp

        memory/3956-66-0x0000000007860000-0x000000000787E000-memory.dmp

        memory/3956-56-0x0000000074D80000-0x0000000074DCC000-memory.dmp

        memory/3956-55-0x0000000007620000-0x0000000007652000-memory.dmp

        memory/3956-90-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/3956-86-0x0000000007CE0000-0x0000000007CE8000-memory.dmp

        memory/3956-52-0x0000000006670000-0x000000000668E000-memory.dmp

        memory/4696-47-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/4696-5-0x0000000005000000-0x000000000500A000-memory.dmp

        memory/4696-10-0x00000000061D0000-0x0000000006230000-memory.dmp

        memory/4696-3-0x0000000005010000-0x00000000050A2000-memory.dmp

        memory/4696-4-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/4696-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

        memory/4696-7-0x00000000066C0000-0x00000000066D8000-memory.dmp

        memory/4696-9-0x00000000744D0000-0x0000000074C80000-memory.dmp

        memory/4696-8-0x00000000744DE000-0x00000000744DF000-memory.dmp

        memory/4696-11-0x0000000008B00000-0x0000000008B9C000-memory.dmp

        memory/4696-6-0x0000000006640000-0x00000000066C2000-memory.dmp

        memory/4696-2-0x0000000005520000-0x0000000005AC4000-memory.dmp

        memory/4696-1-0x00000000006A0000-0x0000000000722000-memory.dmp

        memory/4760-45-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/4760-50-0x0000000002C20000-0x0000000002C32000-memory.dmp

        memory/4760-54-0x0000000005490000-0x000000000559A000-memory.dmp

        memory/4760-51-0x00000000051E0000-0x000000000521C000-memory.dmp

        memory/4760-49-0x0000000005970000-0x0000000005F88000-memory.dmp