Analysis

  • max time kernel
    142s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2025, 16:27

General

  • Target

    c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0.exe

  • Size

    3.1MB

  • MD5

    a0eaf2172e1572319fa8d6e448fd54a2

  • SHA1

    5e3f33fc699f4832b6a18a441a4f04cd6a9c1027

  • SHA256

    c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0

  • SHA512

    a782adce180c6476b1365fe9ea28b37e1a78d769889e0baa0c44a346709aab79c32b537af0b5d0a9d5427313bd4c7d1df21f2706b9db5de8bec6d3d2d57e2f3b

  • SSDEEP

    49152:aIkncQ5D+sbq18/Qq6xTsSyXJS18eALP/pllXFaTHneOJ:a8Q56s218/Qq6xTsHY1c/pnkLneO

Malware Config

Extracted

Family

amadey

Version

4.42

Botnet

9c9aa5

C2

http://185.215.113.43

Attributes
  • install_dir

    abc3bc1985

  • install_file

    skotes.exe

  • strings_key

    8a35cf2ea38c2817dba29a4b5b25dcf0

  • url_paths

    /Zu7JuNko/index.php

rc4.plain

Extracted

Family

stealc

Botnet

reno

C2

http://185.215.113.115

Attributes
  • url_path

    /c4becf79229cb002.php

Signatures

  • Amadey

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

  • Amadey family
  • GCleaner

    GCleaner is a Pay-Per-Install malware loader first discovered in early 2019.

  • Gcleaner family
  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 8 IoCs
  • Downloads MZ/PE file 4 IoCs
  • Checks BIOS information in registry 2 TTPs 16 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 7 IoCs
  • Identifies Wine through registry keys 2 TTPs 8 IoCs

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

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • 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 8 IoCs
  • Suspicious use of SetThreadContext 2 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 8 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0.exe
    "C:\Users\Admin\AppData\Local\Temp\c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0.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 FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
      "C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Downloads MZ/PE file
      • 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:4876
      • C:\Users\Admin\AppData\Local\Temp\1091990001\56c8847b45.exe
        "C:\Users\Admin\AppData\Local\Temp\1091990001\56c8847b45.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:4340
      • C:\Users\Admin\AppData\Local\Temp\1091991001\25746fccff.exe
        "C:\Users\Admin\AppData\Local\Temp\1091991001\25746fccff.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:1836
      • C:\Users\Admin\AppData\Local\Temp\1091992001\6b6bcff62c.exe
        "C:\Users\Admin\AppData\Local\Temp\1091992001\6b6bcff62c.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 use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3044
        • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
          "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
          4⤵
          • Downloads MZ/PE file
          • System Location Discovery: System Language Discovery
          PID:904
      • C:\Users\Admin\AppData\Local\Temp\1091993001\33dc6a0409.exe
        "C:\Users\Admin\AppData\Local\Temp\1091993001\33dc6a0409.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 use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1940
        • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
          "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
          4⤵
          • Downloads MZ/PE file
          • System Location Discovery: System Language Discovery
          PID:1768
  • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
    C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:2320
  • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe
    C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.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:4964

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\MPZT1JWX\service[1].htm

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\N1V4B9VJ\soft[1]

    Filesize

    987KB

    MD5

    f49d1aaae28b92052e997480c504aa3b

    SHA1

    a422f6403847405cee6068f3394bb151d8591fb5

    SHA256

    81e31780a5f2078284b011c720261797eb8dd85e1b95a657dbce7ac31e9df1f0

    SHA512

    41f715eea031fd8d7d3a22d88e0199277db2f86be73f830819288c0f0665e81a314be6d356fdc66069cb3f2abf0dd02aaa49ac3732f3f44a533fcec0dfd6f773

  • C:\Users\Admin\AppData\Local\Temp\1091990001\56c8847b45.exe

    Filesize

    3.0MB

    MD5

    5e79df97975b488e901487db545d5de8

    SHA1

    2cc617e5bd4cf348b8a1fccf2716686cf2c63fe6

    SHA256

    aa38c813aafc36532f6d8e826f2f7665b26c2c0ef2ff7395c21230f2640cb966

    SHA512

    5bbfee010c11ba03ef2db2a7a0280aae19f94aced5b2bb2085d5ea97a5d321d89368912cf8d563cbeb7de0f755ef5990adf9199b5f172d115bdc6e6e4442571f

  • C:\Users\Admin\AppData\Local\Temp\1091991001\25746fccff.exe

    Filesize

    1.7MB

    MD5

    7010b42115cb2c14a8b71fe84a35304f

    SHA1

    7ddb806b2d90ebfc9f97fdbe83dcb65d5eddb598

    SHA256

    e43c37f98f7dd9d2cea007f685842aa871e687aab856b973d4675f19d62327ed

    SHA512

    720a9660bcbe99371855b6257d3894e91f7de34a3de79a6f6f01e7253d70e7c7b5a40e9e5a5ee2ab413635d04447ac89f6157959ef36d7b8b1f0616b70e4da79

  • C:\Users\Admin\AppData\Local\Temp\1091992001\6b6bcff62c.exe

    Filesize

    4.5MB

    MD5

    1943fff1fa34275ce9bf9805cda8ae65

    SHA1

    d1c0fcaafd5939d6fa1b04297d7e16be80326a76

    SHA256

    1d6fda1f52789bdf856dfd25565537d0ab9cbc6eb40dcea7b661a8c824aff531

    SHA512

    bb878c9f425f882578a4a473fa06a1280d54abbf134ed2826d43821ba77d07caf06f08cad00cca3ddd76b4269da829ade11a5b9f98ecf2541b61c7b9b8f206ce

  • C:\Users\Admin\AppData\Local\Temp\1091993001\33dc6a0409.exe

    Filesize

    3.8MB

    MD5

    fb645089d2171e30a24ecfa9b7ff2214

    SHA1

    39133adb642d160b8969a4da8f7ca1e980a14b64

    SHA256

    76ee1fbc71df63a30382c84fbd3ca0b2ab43dd6bd3f6af7f892fe8045141c450

    SHA512

    109d55f2a0881bbd6684728ab3894f759aa6b83cd08dfdba2a8f6be2c59ef69b15cc9454eefda71dd1b6fe3fb42284d74376919b745801543b828db310cb49fa

  • C:\Users\Admin\AppData\Local\Temp\abc3bc1985\skotes.exe

    Filesize

    3.1MB

    MD5

    a0eaf2172e1572319fa8d6e448fd54a2

    SHA1

    5e3f33fc699f4832b6a18a441a4f04cd6a9c1027

    SHA256

    c50b237bd6acb01a742429358761f17abe8715f6b18cd24308968ca5a27624c0

    SHA512

    a782adce180c6476b1365fe9ea28b37e1a78d769889e0baa0c44a346709aab79c32b537af0b5d0a9d5427313bd4c7d1df21f2706b9db5de8bec6d3d2d57e2f3b

  • memory/904-111-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/904-117-0x0000000010000000-0x000000001001C000-memory.dmp

    Filesize

    112KB

  • memory/904-113-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1768-129-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/1836-65-0x00000000007C0000-0x0000000000E5F000-memory.dmp

    Filesize

    6.6MB

  • memory/1836-67-0x00000000007C0000-0x0000000000E5F000-memory.dmp

    Filesize

    6.6MB

  • memory/1940-109-0x0000000000B00000-0x0000000001511000-memory.dmp

    Filesize

    10.1MB

  • memory/1940-125-0x0000000000B00000-0x0000000001511000-memory.dmp

    Filesize

    10.1MB

  • memory/1940-130-0x0000000000B00000-0x0000000001511000-memory.dmp

    Filesize

    10.1MB

  • memory/1940-124-0x0000000000B00000-0x0000000001511000-memory.dmp

    Filesize

    10.1MB

  • memory/2320-91-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/2320-90-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/3044-112-0x0000000000940000-0x000000000159D000-memory.dmp

    Filesize

    12.4MB

  • memory/3044-88-0x0000000000940000-0x000000000159D000-memory.dmp

    Filesize

    12.4MB

  • memory/3044-110-0x0000000000940000-0x000000000159D000-memory.dmp

    Filesize

    12.4MB

  • memory/3044-108-0x0000000000940000-0x000000000159D000-memory.dmp

    Filesize

    12.4MB

  • memory/3656-19-0x0000000000E71000-0x0000000000ED9000-memory.dmp

    Filesize

    416KB

  • memory/3656-4-0x0000000000E70000-0x0000000001188000-memory.dmp

    Filesize

    3.1MB

  • memory/3656-3-0x0000000000E70000-0x0000000001188000-memory.dmp

    Filesize

    3.1MB

  • memory/3656-2-0x0000000000E71000-0x0000000000ED9000-memory.dmp

    Filesize

    416KB

  • memory/3656-0-0x0000000000E70000-0x0000000001188000-memory.dmp

    Filesize

    3.1MB

  • memory/3656-18-0x0000000000E70000-0x0000000001188000-memory.dmp

    Filesize

    3.1MB

  • memory/3656-1-0x00000000773D4000-0x00000000773D6000-memory.dmp

    Filesize

    8KB

  • memory/4340-71-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-46-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-70-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-69-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-68-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-49-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-42-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-44-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-48-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4340-45-0x0000000000C30000-0x0000000000F2B000-memory.dmp

    Filesize

    3.0MB

  • memory/4876-24-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-140-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-92-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-27-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-26-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-122-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-25-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-72-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-23-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-22-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-21-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-47-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-151-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-164-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-20-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-16-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-173-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-180-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-179-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-177-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4876-178-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4964-176-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB

  • memory/4964-175-0x0000000000E50000-0x0000000001168000-memory.dmp

    Filesize

    3.1MB