Analysis

  • max time kernel
    112s
  • max time network
    113s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2024 07:53

General

  • Target

    c8bbd42095114a10831ebd50c9277750N.exe

  • Size

    1.8MB

  • MD5

    c8bbd42095114a10831ebd50c9277750

  • SHA1

    c297ee628697e7ff043ec4f29a39091811f716df

  • SHA256

    638175129f017c1f0035cef4d432f07134bdf1e0564539cfc832e14229fe2be0

  • SHA512

    cc4f5ef6041e624823ac2a86364f0880783353c525d6c39272e3f79d07ce3b1702ba6e0df4faa5a34527b368d59d20e51f5e6c44dd4837e3d500d53954de4ca6

  • SSDEEP

    49152:9FNHLo362/P4hLrf1FAhqAc4eBmY8vZpY1yd8agRP5MtwpAc:9rHkx/ghLrfBAc4KmYU+8d8agB5M0

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.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • 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 WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c8bbd42095114a10831ebd50c9277750N.exe
    "C:\Users\Admin\AppData\Local\Temp\c8bbd42095114a10831ebd50c9277750N.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Checks computer location settings
    • 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 WriteProcessMemory
    PID:2380
    • 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
      • Checks computer location settings
      • 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:4368
      • C:\Users\Admin\AppData\Roaming\1000026000\8a2c41e008.exe
        "C:\Users\Admin\AppData\Roaming\1000026000\8a2c41e008.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:2600
      • C:\Users\Admin\AppData\Local\Temp\1000030001\93b9ccc0b1.exe
        "C:\Users\Admin\AppData\Local\Temp\1000030001\93b9ccc0b1.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:3888
  • 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:2872
  • 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:3864

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

    c8bbd42095114a10831ebd50c9277750

    SHA1

    c297ee628697e7ff043ec4f29a39091811f716df

    SHA256

    638175129f017c1f0035cef4d432f07134bdf1e0564539cfc832e14229fe2be0

    SHA512

    cc4f5ef6041e624823ac2a86364f0880783353c525d6c39272e3f79d07ce3b1702ba6e0df4faa5a34527b368d59d20e51f5e6c44dd4837e3d500d53954de4ca6

  • C:\Users\Admin\AppData\Roaming\1000026000\8a2c41e008.exe

    Filesize

    1.7MB

    MD5

    ba8190393ac1d1db5ac8e47cd167ff86

    SHA1

    51ab312f3d6a18faa3908be6f9005de6b4e59e2f

    SHA256

    baa62c7e9b3c8b0cf84c6327ee6dd168dc460032c1044969c454bdb12f7998e0

    SHA512

    fc1f5e076ebf7387205ac14c6d59962b04e743c28ab1f8738094027949576503bcf3aabaa0f961141ebf1acfacf5354bc3d0164ae90178e329cbe6b841742456

  • memory/2380-1-0x0000000077E54000-0x0000000077E56000-memory.dmp

    Filesize

    8KB

  • memory/2380-2-0x00000000008E1000-0x000000000090F000-memory.dmp

    Filesize

    184KB

  • memory/2380-3-0x00000000008E0000-0x0000000000DA5000-memory.dmp

    Filesize

    4.8MB

  • memory/2380-4-0x00000000008E0000-0x0000000000DA5000-memory.dmp

    Filesize

    4.8MB

  • memory/2380-17-0x00000000008E0000-0x0000000000DA5000-memory.dmp

    Filesize

    4.8MB

  • memory/2380-0-0x00000000008E0000-0x0000000000DA5000-memory.dmp

    Filesize

    4.8MB

  • memory/2600-63-0x0000000000AE0000-0x0000000001158000-memory.dmp

    Filesize

    6.5MB

  • memory/2600-45-0x0000000000AE0000-0x0000000001158000-memory.dmp

    Filesize

    6.5MB

  • memory/2872-24-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/2872-25-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/2872-26-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/2872-28-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/2872-29-0x00000000009D1000-0x00000000009FF000-memory.dmp

    Filesize

    184KB

  • memory/3864-76-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/3864-77-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/3888-69-0x0000000000A60000-0x00000000010D8000-memory.dmp

    Filesize

    6.5MB

  • memory/3888-61-0x0000000000A60000-0x00000000010D8000-memory.dmp

    Filesize

    6.5MB

  • memory/4368-20-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-21-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-64-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-65-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-66-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-67-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-22-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-70-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-71-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-72-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-73-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-74-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-19-0x00000000009D1000-0x00000000009FF000-memory.dmp

    Filesize

    184KB

  • memory/4368-18-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-78-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-79-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-80-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-81-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB

  • memory/4368-82-0x00000000009D0000-0x0000000000E95000-memory.dmp

    Filesize

    4.8MB