Analysis

  • max time kernel
    142s
  • max time network
    145s
  • 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, 10:09

General

  • Target

    61aaf2478d2dce679714fb2357e761310b0e86a74f144506f17b30d939e031d9.exe

  • Size

    2.1MB

  • MD5

    d8245fcdf409ff44a3f14f197ef933b5

  • SHA1

    e1e5e2ec2a6e186f1d57a824dd021b4d17295b74

  • SHA256

    61aaf2478d2dce679714fb2357e761310b0e86a74f144506f17b30d939e031d9

  • SHA512

    a261cbceb50107c7818f3790a1f9abd41f68435e8828f9c760308abf5b5fd6a7267040fe2941115923ba7b6aee5f54211cafa16e920b3fb2367bcacd0c658f16

  • SSDEEP

    49152:0vRx7KuH1YMQVw6BvdjAmmjsZUjDY/FhKygISz3NaBvY:0/muH1YvVwevdjiwZUjDYtZg7cO

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 9 IoCs
  • Downloads MZ/PE file 4 IoCs
  • Checks BIOS information in registry 2 TTPs 18 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 8 IoCs
  • Identifies Wine through registry keys 2 TTPs 9 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 9 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 22 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 35 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\61aaf2478d2dce679714fb2357e761310b0e86a74f144506f17b30d939e031d9.exe
    "C:\Users\Admin\AppData\Local\Temp\61aaf2478d2dce679714fb2357e761310b0e86a74f144506f17b30d939e031d9.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:2592
    • 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:5020
      • C:\Users\Admin\AppData\Local\Temp\1091929001\8e31f6fd89.exe
        "C:\Users\Admin\AppData\Local\Temp\1091929001\8e31f6fd89.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:4392
      • C:\Users\Admin\AppData\Local\Temp\1091930001\f12a2c3120.exe
        "C:\Users\Admin\AppData\Local\Temp\1091930001\f12a2c3120.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:2164
      • C:\Users\Admin\AppData\Local\Temp\1091931001\c10ea11422.exe
        "C:\Users\Admin\AppData\Local\Temp\1091931001\c10ea11422.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:824
        • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
          "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
          4⤵
          • Downloads MZ/PE file
          • System Location Discovery: System Language Discovery
          PID:5864
      • C:\Users\Admin\AppData\Local\Temp\1091932001\b9fdc26767.exe
        "C:\Users\Admin\AppData\Local\Temp\1091932001\b9fdc26767.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:4736
        • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
          "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
          4⤵
          • Downloads MZ/PE file
          • System Location Discovery: System Language Discovery
          PID:2544
  • 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:4696
  • 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:3012
  • 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:1168

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FZFF3Z83\success[1].htm

    Filesize

    1B

    MD5

    cfcd208495d565ef66e7dff9f98764da

    SHA1

    b6589fc6ab0dc82cf12099d1c2d40ab994e8410c

    SHA256

    5feceb66ffc86f38d952786c6d696c79c2dbc239dd4e91b46729d73a27fb57e9

    SHA512

    31bca02094eb78126a517b206a88c73cfa9ec6f704c7030d18212cace820f025f00bf0ea68dbf3f3a5436ca63b53bf7bf80ad8d5de7d8359d0b7fed9dbc3ab99

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\VYB52OGN\soft[2]

    Filesize

    987KB

    MD5

    f49d1aaae28b92052e997480c504aa3b

    SHA1

    a422f6403847405cee6068f3394bb151d8591fb5

    SHA256

    81e31780a5f2078284b011c720261797eb8dd85e1b95a657dbce7ac31e9df1f0

    SHA512

    41f715eea031fd8d7d3a22d88e0199277db2f86be73f830819288c0f0665e81a314be6d356fdc66069cb3f2abf0dd02aaa49ac3732f3f44a533fcec0dfd6f773

  • C:\Users\Admin\AppData\Local\Temp\1091929001\8e31f6fd89.exe

    Filesize

    3.0MB

    MD5

    5e79df97975b488e901487db545d5de8

    SHA1

    2cc617e5bd4cf348b8a1fccf2716686cf2c63fe6

    SHA256

    aa38c813aafc36532f6d8e826f2f7665b26c2c0ef2ff7395c21230f2640cb966

    SHA512

    5bbfee010c11ba03ef2db2a7a0280aae19f94aced5b2bb2085d5ea97a5d321d89368912cf8d563cbeb7de0f755ef5990adf9199b5f172d115bdc6e6e4442571f

  • C:\Users\Admin\AppData\Local\Temp\1091930001\f12a2c3120.exe

    Filesize

    1.7MB

    MD5

    847574da42ba3d0640c821e8eb11e286

    SHA1

    f63a12f36991a1aab0b0cfa89e48ad7138aaac59

    SHA256

    b730e010dc5deb7b1e33bc057ec8839e99c7943f136f4fe0a20b3a6d4d628202

    SHA512

    edff0a63a03d94684a695a57b10fc956792014dbcd31fe295dfca5ee19411e367d2129740157fc1c816e5890d736d53b4c81980de1faa1a7cf70f985f78325b1

  • C:\Users\Admin\AppData\Local\Temp\1091931001\c10ea11422.exe

    Filesize

    4.5MB

    MD5

    6daf449ec943a3140c434e2d744b760e

    SHA1

    49c1c0108117b6e22869edfcb0e6b56ead9a1ca8

    SHA256

    e3c8c288c36388152f0007613345fb93363560f7124c811700f54db0303bba40

    SHA512

    a2dfe16e8bda35836bde7be01313a65b4d5bd56a0e1cda2189f410ab119e479fe6d3f5e752a6c86cd9f94804ed91d64b01892f607ebac49b47df39cd4bdbcd95

  • C:\Users\Admin\AppData\Local\Temp\1091932001\b9fdc26767.exe

    Filesize

    3.8MB

    MD5

    d7e1f46aacf3fde82d701af6db36aa41

    SHA1

    383e67c0ae6f57b68544bf016128855b36d3b821

    SHA256

    5d011c284919611fc393c417a19774284990aa7bcc07a380527bc06b277c877b

    SHA512

    8e67452695b9db7ea01ba7180d1bbfd0614575e4d5a354c02bca003269a5c76bcd9840be3e7d4063f386fc6c5254fae6ffabe2129f32a07858e8618380bca5e5

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

    Filesize

    2.1MB

    MD5

    d8245fcdf409ff44a3f14f197ef933b5

    SHA1

    e1e5e2ec2a6e186f1d57a824dd021b4d17295b74

    SHA256

    61aaf2478d2dce679714fb2357e761310b0e86a74f144506f17b30d939e031d9

    SHA512

    a261cbceb50107c7818f3790a1f9abd41f68435e8828f9c760308abf5b5fd6a7267040fe2941115923ba7b6aee5f54211cafa16e920b3fb2367bcacd0c658f16

  • C:\Users\Admin\Desktop\YCL.lnk

    Filesize

    2KB

    MD5

    0d189f1ce465ef02195d6d3ed804f278

    SHA1

    6522c8134aac4c4f84984b44a3c30d6bcd2db64b

    SHA256

    a7d97249cc700357861a298ec8cfae488443485b6c762e8164c3ce62ec187415

    SHA512

    5be1b2970ea2af28b7336ef67266c641a7396f28c9086ca247478d0f0685e908c623ee63ae1cc6f62f37485c55e8cd4252b9c2a7d5763f27db25f11ad5d3fd99

  • memory/824-101-0x0000000000B00000-0x000000000174E000-memory.dmp

    Filesize

    12.3MB

  • memory/824-105-0x0000000000B00000-0x000000000174E000-memory.dmp

    Filesize

    12.3MB

  • memory/824-100-0x0000000000B00000-0x000000000174E000-memory.dmp

    Filesize

    12.3MB

  • memory/824-82-0x0000000000B00000-0x000000000174E000-memory.dmp

    Filesize

    12.3MB

  • memory/1168-176-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/1168-175-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/2164-63-0x0000000000D90000-0x0000000001422000-memory.dmp

    Filesize

    6.6MB

  • memory/2164-62-0x0000000000D90000-0x0000000001422000-memory.dmp

    Filesize

    6.6MB

  • memory/2544-118-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/2592-0-0x0000000000250000-0x0000000000714000-memory.dmp

    Filesize

    4.8MB

  • memory/2592-4-0x0000000000250000-0x0000000000714000-memory.dmp

    Filesize

    4.8MB

  • memory/2592-1-0x0000000077314000-0x0000000077316000-memory.dmp

    Filesize

    8KB

  • memory/2592-2-0x0000000000251000-0x00000000002B9000-memory.dmp

    Filesize

    416KB

  • memory/2592-3-0x0000000000250000-0x0000000000714000-memory.dmp

    Filesize

    4.8MB

  • memory/2592-18-0x0000000000251000-0x00000000002B9000-memory.dmp

    Filesize

    416KB

  • memory/2592-17-0x0000000000250000-0x0000000000714000-memory.dmp

    Filesize

    4.8MB

  • memory/3012-167-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/4392-42-0x00000000007B0000-0x0000000000AAB000-memory.dmp

    Filesize

    3.0MB

  • memory/4392-44-0x00000000007B0000-0x0000000000AAB000-memory.dmp

    Filesize

    3.0MB

  • memory/4392-39-0x00000000007B0000-0x0000000000AAB000-memory.dmp

    Filesize

    3.0MB

  • memory/4696-65-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/4696-66-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/4736-120-0x0000000000560000-0x0000000000F80000-memory.dmp

    Filesize

    10.1MB

  • memory/4736-108-0x0000000000560000-0x0000000000F80000-memory.dmp

    Filesize

    10.1MB

  • memory/4736-98-0x0000000000560000-0x0000000000F80000-memory.dmp

    Filesize

    10.1MB

  • memory/4736-109-0x0000000000560000-0x0000000000F80000-memory.dmp

    Filesize

    10.1MB

  • memory/5020-170-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-22-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-177-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-19-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-21-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-115-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-43-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-41-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-40-0x0000000000821000-0x0000000000889000-memory.dmp

    Filesize

    416KB

  • memory/5020-134-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-144-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-153-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-38-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-46-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-165-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-20-0x0000000000821000-0x0000000000889000-memory.dmp

    Filesize

    416KB

  • memory/5020-168-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-169-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-99-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-171-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-172-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5020-173-0x0000000000820000-0x0000000000CE4000-memory.dmp

    Filesize

    4.8MB

  • memory/5864-111-0x0000000010000000-0x000000001001C000-memory.dmp

    Filesize

    112KB

  • memory/5864-102-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB

  • memory/5864-104-0x0000000000400000-0x000000000042F000-memory.dmp

    Filesize

    188KB