Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-07-2024 01:48

General

  • Target

    783022b9c596ebec7986ba52f6002f90448b9ded95755391d4bf27d52702f913.exe

  • Size

    2.3MB

  • MD5

    e43a0ac327404f3008b679e0b1293c6b

  • SHA1

    9a2461c520ccc44840c1bd041467ce084dadab51

  • SHA256

    783022b9c596ebec7986ba52f6002f90448b9ded95755391d4bf27d52702f913

  • SHA512

    804d187c5b62ada2a6d9ad922ce7042c66a0e2110b2cac7c223fcf37b0af3e514bdf37d08eac83972c21968833cd563bc3eb6099ed95df01e45039078b36d58d

  • SSDEEP

    49152:LkYIJsBoDjEdjeXiaTwfqvASVk9yTYn8C4S5gioYgwm:NZj5aqq9ay+NpE

Malware Config

Extracted

Family

stealc

Botnet

hate

C2

http://85.28.47.30

Attributes
  • url_path

    /920475a59bac849d.php

Extracted

Family

amadey

Version

4.30

Botnet

4dd39d

C2

http://77.91.77.82

Attributes
  • install_dir

    ad40971b6b

  • install_file

    explorti.exe

  • strings_key

    a434973ad22def7137dbb5e059b7081e

  • url_paths

    /Hun4Ko/index.php

rc4.plain

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 5 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 10 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 5 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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 NtSetInformationThreadHideFromDebugger 7 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\783022b9c596ebec7986ba52f6002f90448b9ded95755391d4bf27d52702f913.exe
    "C:\Users\Admin\AppData\Local\Temp\783022b9c596ebec7986ba52f6002f90448b9ded95755391d4bf27d52702f913.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4232
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\EGHJKFHJJJ.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:3384
      • C:\Users\Admin\AppData\Local\Temp\EGHJKFHJJJ.exe
        "C:\Users\Admin\AppData\Local\Temp\EGHJKFHJJJ.exe"
        3⤵
        • 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
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:1892
        • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
          "C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe"
          4⤵
          • 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:1156
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CAFHDBGHJK.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2760
      • C:\Users\Admin\AppData\Local\Temp\CAFHDBGHJK.exe
        "C:\Users\Admin\AppData\Local\Temp\CAFHDBGHJK.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
        • Suspicious behavior: EnumeratesProcesses
        PID:3980
  • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:2876
  • C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.exe
    C:\Users\Admin\AppData\Local\Temp\ad40971b6b\explorti.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:4376

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • C:\ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • C:\Users\Admin\AppData\Local\Temp\EGHJKFHJJJ.exe

    Filesize

    1.9MB

    MD5

    a7ae46b0e7a0e279a3ac3151958fef99

    SHA1

    7d3d8c2c1dea8b585f58bab81c9fa86afc7576fe

    SHA256

    f9e7ee889ee40ba497d750182ff74e3a6ad4d9a54710785548d1f47f24239a7d

    SHA512

    48e59e2c32fd089a4cfcbbea546c936a004a1329bf908c4f8c2f22438d5c787416b3bd497072c4d450decabdd329b3c5ceb60f8fbd1f1531f4bc82be33e85107

  • memory/1156-119-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-120-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-129-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-128-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-110-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-127-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-124-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-111-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-122-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-112-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-121-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-118-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-115-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-113-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1156-109-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/1892-85-0x0000000000980000-0x0000000000E57000-memory.dmp

    Filesize

    4.8MB

  • memory/1892-108-0x0000000000980000-0x0000000000E57000-memory.dmp

    Filesize

    4.8MB

  • memory/1892-90-0x0000000077574000-0x0000000077576000-memory.dmp

    Filesize

    8KB

  • memory/1892-96-0x0000000000980000-0x0000000000E57000-memory.dmp

    Filesize

    4.8MB

  • memory/1892-91-0x0000000000981000-0x00000000009AF000-memory.dmp

    Filesize

    184KB

  • memory/1892-92-0x0000000000980000-0x0000000000E57000-memory.dmp

    Filesize

    4.8MB

  • memory/2876-117-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/2876-116-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/3980-94-0x0000000000980000-0x0000000000E57000-memory.dmp

    Filesize

    4.8MB

  • memory/3980-89-0x0000000000980000-0x0000000000E57000-memory.dmp

    Filesize

    4.8MB

  • memory/3980-93-0x0000000000980000-0x0000000000E57000-memory.dmp

    Filesize

    4.8MB

  • memory/4232-74-0x0000000000950000-0x0000000001530000-memory.dmp

    Filesize

    11.9MB

  • memory/4232-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/4232-0-0x0000000000950000-0x0000000001530000-memory.dmp

    Filesize

    11.9MB

  • memory/4232-82-0x000000007F970000-0x000000007FD41000-memory.dmp

    Filesize

    3.8MB

  • memory/4232-1-0x000000007F970000-0x000000007FD41000-memory.dmp

    Filesize

    3.8MB

  • memory/4232-80-0x0000000000950000-0x0000000001530000-memory.dmp

    Filesize

    11.9MB

  • memory/4376-125-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB

  • memory/4376-126-0x0000000000450000-0x0000000000927000-memory.dmp

    Filesize

    4.8MB