Analysis

  • max time kernel
    34s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    24/07/2024, 18:56

General

  • Target
    Payment slip.exe
  • Size 512KB
  • Sample240724-xlcacavdnd
  • SHA256 8f1b4c576d938b2a1b57711546d753a7d86e37c589d7da3d4c694546ce3fd3c6
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • redline

Botnet
  • cheat

C2
  • billred229102.duckdns.org:26546

Signatures

  • RedLine

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

  • RedLine payload 5 IoCs
  • SectopRAT

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

  • SectopRAT payload 5 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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.

  • 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
  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment slip.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment slip.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:288
    • 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\Payment slip.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2760
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SqmOaLo.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1568
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SqmOaLo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFD24.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3024
    • C:\Users\Admin\AppData\Local\Temp\Payment slip.exe
      "C:\Users\Admin\AppData\Local\Temp\Payment slip.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2684

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        tmp1B38.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmp1B38.tmp
        • Size 46KB
        • SHA256 522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9
        • MD5 SHA1 SHA512 SSDEEP

        tmp1B4E.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmp1B4E.tmp
        • Size 92KB
        • SHA256 fdbc98007cc9a5c7497e088ffb8841c857d924fa4104bd77ecfff7e917342500
        • MD5 SHA1 SHA512 SSDEEP

        tmpFD24.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\tmpFD24.tmp
        • Size 1KB
        • SHA256 6ec04bde3a10287a661c60c29e20e7577e4cb4f0cee8a9cb863104e7733ac22d
        • MD5 SHA1 SHA512

        d93f411851d7c929.customDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
        • Size 7KB
        • SHA256 10f48c6942b379c30c92c415c3c5ab858c642f5195b78c227f1a0e5be8205e69
        • MD5 SHA1 SHA512 SSDEEP

        memory/288-32-0x00000000742F0000-0x00000000749DE000-memory.dmp

        memory/288-0-0x00000000742FE000-0x00000000742FF000-memory.dmp

        memory/288-6-0x0000000004650000-0x00000000046B0000-memory.dmp

        memory/288-4-0x0000000000AE0000-0x0000000000AEA000-memory.dmp

        memory/288-3-0x00000000005C0000-0x00000000005D2000-memory.dmp

        memory/288-1-0x00000000010E0000-0x0000000001166000-memory.dmp

        memory/288-2-0x00000000742F0000-0x00000000749DE000-memory.dmp

        memory/288-5-0x0000000000AF0000-0x0000000000AFE000-memory.dmp

        memory/2684-25-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/2684-21-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/2684-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        memory/2684-23-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/2684-31-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/2684-29-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/2684-28-0x0000000000400000-0x000000000041E000-memory.dmp

        memory/2684-19-0x0000000000400000-0x000000000041E000-memory.dmp