Analysis

  • max time kernel
    142s
  • max time network
    119s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    13-09-2024 06:57

General

  • Target

    ef68b19e6817f5e4a8a3f03340897eae4beb052f9bb86aa6d12e02d377ce81a1.exe

  • Size

    1.8MB

  • MD5

    1962f71690a83ac73d4ba1e5942b23fc

  • SHA1

    f25ad0c8cadfe47042e57383f2999f2a30d69b6c

  • SHA256

    ef68b19e6817f5e4a8a3f03340897eae4beb052f9bb86aa6d12e02d377ce81a1

  • SHA512

    38d0a973729ff5226fbfaca13095eec03ea394e8810fd426c43ab10a63b3e15264cdcca3ea91f77778abaf42fb4ffa082320353ad9f4ffb4bdaa2acba4bf48c7

  • SSDEEP

    49152:n6YVeiOl2vNU6BY0p0hQU26q5K7DJ6zoSDvp3EOQMYqujXXof:n6/iQ4Y0OI5K7DJ6zVlEkuTo

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

c7817d

C2

http://31.41.244.10

Attributes
  • install_dir

    0e8d0864aa

  • install_file

    svoutse.exe

  • strings_key

    5481b88a6ef75bcf21333988a4e47048

  • url_paths

    /Dem7kTu/index.php

rc4.plain

Extracted

Family

stealc

Botnet

rave

C2

http://185.215.113.103

Attributes
  • url_path

    /e2b1563c6670f193.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Stealc

    Stealc is an infostealer written in C++.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 12 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Identifies Wine through registry keys 2 TTPs 6 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs
  • Drops file in Windows directory 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 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef68b19e6817f5e4a8a3f03340897eae4beb052f9bb86aa6d12e02d377ce81a1.exe
    "C:\Users\Admin\AppData\Local\Temp\ef68b19e6817f5e4a8a3f03340897eae4beb052f9bb86aa6d12e02d377ce81a1.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3468
    • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
      "C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Identifies Wine through registry keys
      • Adds Run key to start application
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1932
      • C:\Users\Admin\AppData\Roaming\1000026000\14f23466e1.exe
        "C:\Users\Admin\AppData\Roaming\1000026000\14f23466e1.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:5008
      • C:\Users\Admin\AppData\Local\Temp\1000030001\78b842338f.exe
        "C:\Users\Admin\AppData\Local\Temp\1000030001\78b842338f.exe"
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Identifies Wine through registry keys
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:388
  • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:4452
  • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Executes dropped EXE
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    PID:3960

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\0e8d0864aa\svoutse.exe

    Filesize

    1.8MB

    MD5

    1962f71690a83ac73d4ba1e5942b23fc

    SHA1

    f25ad0c8cadfe47042e57383f2999f2a30d69b6c

    SHA256

    ef68b19e6817f5e4a8a3f03340897eae4beb052f9bb86aa6d12e02d377ce81a1

    SHA512

    38d0a973729ff5226fbfaca13095eec03ea394e8810fd426c43ab10a63b3e15264cdcca3ea91f77778abaf42fb4ffa082320353ad9f4ffb4bdaa2acba4bf48c7

  • C:\Users\Admin\AppData\Roaming\1000026000\14f23466e1.exe

    Filesize

    1.7MB

    MD5

    ba8190393ac1d1db5ac8e47cd167ff86

    SHA1

    51ab312f3d6a18faa3908be6f9005de6b4e59e2f

    SHA256

    baa62c7e9b3c8b0cf84c6327ee6dd168dc460032c1044969c454bdb12f7998e0

    SHA512

    fc1f5e076ebf7387205ac14c6d59962b04e743c28ab1f8738094027949576503bcf3aabaa0f961141ebf1acfacf5354bc3d0164ae90178e329cbe6b841742456

  • memory/388-59-0x00000000008B0000-0x0000000000F28000-memory.dmp

    Filesize

    6.5MB

  • memory/388-53-0x00000000008B0000-0x0000000000F28000-memory.dmp

    Filesize

    6.5MB

  • memory/1932-58-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-70-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-16-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-78-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-20-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-19-0x0000000000E21000-0x0000000000E4F000-memory.dmp

    Filesize

    184KB

  • memory/1932-21-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-77-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-76-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-75-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-74-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-55-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-56-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-57-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-69-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-68-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-60-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-61-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-67-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-66-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/1932-65-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/3468-1-0x0000000077796000-0x0000000077798000-memory.dmp

    Filesize

    8KB

  • memory/3468-0-0x00000000007D0000-0x0000000000C95000-memory.dmp

    Filesize

    4.8MB

  • memory/3468-4-0x00000000007D0000-0x0000000000C95000-memory.dmp

    Filesize

    4.8MB

  • memory/3468-2-0x00000000007D1000-0x00000000007FF000-memory.dmp

    Filesize

    184KB

  • memory/3468-3-0x00000000007D0000-0x0000000000C95000-memory.dmp

    Filesize

    4.8MB

  • memory/3468-18-0x00000000007D0000-0x0000000000C95000-memory.dmp

    Filesize

    4.8MB

  • memory/3960-72-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/3960-73-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/4452-64-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/4452-63-0x0000000000E20000-0x00000000012E5000-memory.dmp

    Filesize

    4.8MB

  • memory/5008-54-0x0000000000EA0000-0x0000000001518000-memory.dmp

    Filesize

    6.5MB

  • memory/5008-37-0x0000000000EA0000-0x0000000001518000-memory.dmp

    Filesize

    6.5MB