Analysis

  • max time kernel
    155s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-05-2023 17:43

General

  • Target

    a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d.exe

  • Size

    3.0MB

  • MD5

    4b32941cd92e048e6a2d16c6069edf62

  • SHA1

    5d167b4588575ffbc7a06cd9fa22552dced38951

  • SHA256

    a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d

  • SHA512

    8b5c75642960991648fd18fb2c5421f8d082f0982a4b5950dd091547dc53943fccb287a404593fbb08282188c3c94d75e05c28f1a58f83a5b6559f34a516442e

  • SSDEEP

    98304:6fFbrdnYUGkQqOSlBk1G4QBeKW0wnpTX5OIX:6fFbhBMqOxFgW3nRr

Malware Config

Extracted

Family

aurora

C2

94.142.138.215:8081

Signatures

  • Aurora

    Aurora is a crypto wallet stealer written in Golang.

  • Detects any file with a triage score of 10 4 IoCs

    This file has been assigned a triage score of 10, indicating a high likelihood of malicious behavior.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d.exe
    "C:\Users\Admin\AppData\Local\Temp\a1dc10eaa3d8eb09dfcb58123a48484639301d86165a8e3c76747cc04a2bf67d.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1208
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c "wmic csproduct get uuid"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3476
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic csproduct get uuid
        3⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:4236
    • C:\Windows\SysWOW64\Wbem\wmic.exe
      wmic os get Caption
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3340
    • C:\Windows\SysWOW64\cmd.exe
      cmd /C "wmic path win32_VideoController get name"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4400
      • C:\Windows\SysWOW64\Wbem\WMIC.exe
        wmic path win32_VideoController get name
        3⤵
          PID:4600
      • C:\Windows\SysWOW64\cmd.exe
        cmd /C "wmic cpu get name"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:808
        • C:\Windows\SysWOW64\Wbem\WMIC.exe
          wmic cpu get name
          3⤵
            PID:2272
        • C:\Windows\SysWOW64\cmd.exe
          cmd "/c " systeminfo
          2⤵
          • Suspicious use of WriteProcessMemory
          PID:4792
          • C:\Windows\SysWOW64\systeminfo.exe
            systeminfo
            3⤵
            • Gathers system information
            PID:2784

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Defense Evasion

      Virtualization/Sandbox Evasion

      1
      T1497

      Discovery

      Query Registry

      2
      T1012

      Virtualization/Sandbox Evasion

      1
      T1497

      System Information Discovery

      3
      T1082

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1208-133-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-134-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-135-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-136-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-137-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-138-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-139-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-140-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-141-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-142-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-143-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-144-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-146-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-147-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-149-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB

      • memory/1208-155-0x0000000000E60000-0x0000000001682000-memory.dmp
        Filesize

        8.1MB