Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240709-en
  • resource tags

    arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    16/07/2024, 03:10

General

  • Target
    e5761fbb135d29bcc23feb09ef09aafc4d7b49f0bb64793dae3adc3a5160e8ac.exe
  • Size 2.4MB
  • Sample240716-dpjdaasdln
  • SHA256 e5761fbb135d29bcc23feb09ef09aafc4d7b49f0bb64793dae3adc3a5160e8ac
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

Botnet
  • funny

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 4 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 8 IoCs

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

  • Executes dropped EXE 6 IoCs
  • Identifies Wine through registry keys 2 TTPs 4 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.

  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 9 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 10 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Users\Admin\AppData\Local\Temp\e5761fbb135d29bcc23feb09ef09aafc4d7b49f0bb64793dae3adc3a5160e8ac.exe
    "C:\Users\Admin\AppData\Local\Temp\e5761fbb135d29bcc23feb09ef09aafc4d7b49f0bb64793dae3adc3a5160e8ac.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:3076
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FBFIJJEBKE.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5056
      • C:\Users\Admin\AppData\Local\Temp\FBFIJJEBKE.exe
        "C:\Users\Admin\AppData\Local\Temp\FBFIJJEBKE.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
        • Drops file in Windows directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4020
        • 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
          • Suspicious use of WriteProcessMemory
          PID:676
          • C:\Users\Admin\AppData\Local\Temp\1000006001\93114ad412.exe
            "C:\Users\Admin\AppData\Local\Temp\1000006001\93114ad412.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious use of SetWindowsHookEx
            PID:2444
          • C:\Users\Admin\AppData\Local\Temp\1000011001\4ab120b49f.exe
            "C:\Users\Admin\AppData\Local\Temp\1000011001\4ab120b49f.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of SendNotifyMessage
            • Suspicious use of WriteProcessMemory
            PID:3760
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.youtube.com/account
              6⤵
              • Suspicious use of WriteProcessMemory
              PID:4124
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.youtube.com/account
                7⤵
                • Checks processor information in registry
                • Modifies registry class
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of SetWindowsHookEx
                • Suspicious use of WriteProcessMemory
                PID:3780
                • C:\Program Files\Mozilla Firefox\firefox.exe
                  "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1960 -parentBuildID 20240401114208 -prefsHandle 1876 -prefMapHandle 1868 -prefsLen 25751 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {8c980bfe-a4e5-42f0-b51f-b82129316d43} 3780 "\\.\pipe\gecko-crash-server-pipe.3780" gpu
                  8⤵
                    PID:4404
                  • C:\Program Files\Mozilla Firefox\firefox.exe
                    "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2368 -parentBuildID 20240401114208 -prefsHandle 2364 -prefMapHandle 2360 -prefsLen 26671 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2d8e7e47-800d-4bf8-942d-338b25009bc4} 3780 "\\.\pipe\gecko-crash-server-pipe.3780" socket
                    8⤵
                      PID:4144
                    • C:\Program Files\Mozilla Firefox\firefox.exe
                      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3156 -childID 1 -isForBrowser -prefsHandle 3176 -prefMapHandle 3240 -prefsLen 22698 -prefMapSize 244658 -jsInitHandle 1152 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {eded587d-4f2c-4641-9047-eaa2c5ecf618} 3780 "\\.\pipe\gecko-crash-server-pipe.3780" tab
                      8⤵
                        PID:4668
                      • C:\Program Files\Mozilla Firefox\firefox.exe
                        "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3504 -childID 2 -isForBrowser -prefsHandle 3572 -prefMapHandle 3600 -prefsLen 31161 -prefMapSize 244658 -jsInitHandle 1152 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {44dc8d37-b09d-446d-a674-afc864cc5cf9} 3780 "\\.\pipe\gecko-crash-server-pipe.3780" tab
                        8⤵
                          PID:3840
                        • C:\Program Files\Mozilla Firefox\firefox.exe
                          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4760 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4784 -prefMapHandle 4780 -prefsLen 31161 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {80a3ccc9-8d42-4ec2-9f82-7bbb5055a620} 3780 "\\.\pipe\gecko-crash-server-pipe.3780" utility
                          8⤵
                          • Checks processor information in registry
                          PID:5228
                        • C:\Program Files\Mozilla Firefox\firefox.exe
                          "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5572 -childID 3 -isForBrowser -prefsHandle 5580 -prefMapHandle 5584 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1152 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {9f150277-4a6f-499b-b187-ccd9e2b266c5} 3780 "\\.\pipe\gecko-crash-server-pipe.3780" tab
                          8⤵
                            PID:4128
                          • C:\Program Files\Mozilla Firefox\firefox.exe
                            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5812 -childID 4 -isForBrowser -prefsHandle 5732 -prefMapHandle 5736 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1152 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {f51d4a12-4ab3-46be-b818-f79ab199263a} 3780 "\\.\pipe\gecko-crash-server-pipe.3780" tab
                            8⤵
                              PID:2536
                            • C:\Program Files\Mozilla Firefox\firefox.exe
                              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=6004 -childID 5 -isForBrowser -prefsHandle 5996 -prefMapHandle 5580 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1152 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {887c61e9-14a9-42a2-9126-615d4f546e9a} 3780 "\\.\pipe\gecko-crash-server-pipe.3780" tab
                              8⤵
                                PID:4340
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\JECAEHJJJK.exe"
                    2⤵
                    • Suspicious use of SetWindowsHookEx
                    PID:2292
                • 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:5676
                • 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:3580

                Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      mozglue.dll

                      • Path C:\ProgramData\mozglue.dll
                      • Size 593KB
                      • SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
                      • MD5 SHA1 SHA512 SSDEEP

                      nss3.dll

                      • Path C:\ProgramData\nss3.dll
                      • Size 2.0MB
                      • SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
                      • MD5 SHA1 SHA512 SSDEEP

                      activity-stream.discovery_stream.json.tmp

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\n9orreff.default-release\activity-stream.discovery_stream.json.tmp
                      • Size 18KB
                      • SHA256 01b78957d5618b41c4216d22775b42cba9d73baec76c256947ac29810321dada
                      • MD5 SHA1 SHA512 SSDEEP

                      8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D

                      • Path C:\Users\Admin\AppData\Local\Mozilla\Firefox\Profiles\n9orreff.default-release\cache2\entries\8A2034D325DC0B5C9E11EDDA3FC70A54C8DC1C0D
                      • Size 13KB
                      • SHA256 a3ae65ee598e94d1899c90ad91783027b0ccec7843544f49217c157e4202a49d
                      • MD5 SHA1 SHA512 SSDEEP

                      93114ad412.exe

                      • Path C:\Users\Admin\AppData\Local\Temp\1000006001\93114ad412.exe
                      • Size 2.4MB
                      • SHA256 e5761fbb135d29bcc23feb09ef09aafc4d7b49f0bb64793dae3adc3a5160e8ac
                      • MD5 SHA1 SHA512 SSDEEP

                      4ab120b49f.exe

                      • Path C:\Users\Admin\AppData\Local\Temp\1000011001\4ab120b49f.exe
                      • Size 1.2MB
                      • SHA256 2442861699e2ffd0911d1f26663d83606906d02fd0fc804131e7bc333c02e921
                      • MD5 SHA1 SHA512 SSDEEP

                      FBFIJJEBKE.exe

                      • Path C:\Users\Admin\AppData\Local\Temp\FBFIJJEBKE.exe
                      • Size 1.8MB
                      • SHA256 92ac0dd0d1380ec7c439a18eac69fe33d1017c99359e313521286993231b04a0
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon
                      • Size 479KB
                      • SHA256 c32efac42faf4b9878fb8917c5e71d89ff40de580c4f52f62e11c6cfab55167f
                      • MD5 SHA1 SHA512 SSDEEP

                      tmpaddon-1

                      • Path C:\Users\Admin\AppData\Local\Temp\tmpaddon-1
                      • Size 13.8MB
                      • SHA256 32d544baf2facc893057a1d97db33207e642f0dacf235d8500a0b5eff934ce03
                      • MD5 SHA1 SHA512 SSDEEP

                      AlternateServices.bin

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\AlternateServices.bin
                      • Size 12KB
                      • SHA256 10dd16e7e480f10568bf873b00499aba64bc22b5a656c6a5760f26bfa34ef1d5
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 23KB
                      • SHA256 af97730167cd1ec5c2a0094075168db2ed124ac1c3b782025b942500abe4c446
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 34KB
                      • SHA256 6621443223f2e3ffc107054073bdb8fc8611cf69034f606853af3d1d100ecdba
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 22KB
                      • SHA256 0b016f7781bbe92ea35df53c31fbece01097c4800b85bb44161a25bbfe68bd34
                      • MD5 SHA1 SHA512 SSDEEP

                      data.safe.tmp

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\datareporting\glean\db\data.safe.tmp
                      • Size 23KB
                      • SHA256 50b84d6a77e356c5f3c6bcdccaa16012370c33435a8e4db81fcc5216184e489a
                      • MD5 SHA1 SHA512 SSDEEP

                      118cb621-40cb-4701-a7e0-cdee99945d33

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\datareporting\glean\pending_pings\118cb621-40cb-4701-a7e0-cdee99945d33
                      • Size 982B
                      • SHA256 8458b7354b1b91aa0963e60bdcaa843137cd190bcb274ef4466da1b60be13283
                      • MD5 SHA1 SHA512

                      3aff9c9e-57fc-470d-acf3-c5fe11d917eb

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\datareporting\glean\pending_pings\3aff9c9e-57fc-470d-acf3-c5fe11d917eb
                      • Size 659B
                      • SHA256 c9997a873bca0910a89a40ed3cc6a5d3e2381e2364a32c688e15f1db96fc262d
                      • MD5 SHA1 SHA512

                      gmpopenh264.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.dll
                      • Size 1.1MB
                      • SHA256 d88dd3bfc4a558bb943f3caa2e376da3942e48a7948763bf9a38f707c2cd0c1c
                      • MD5 SHA1 SHA512 SSDEEP

                      gmpopenh264.info

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\gmp-gmpopenh264\2.3.2\gmpopenh264.info
                      • Size 116B
                      • SHA256 4107f76ba1d9424555f4e8ea0acef69357dfff89dfa5f0ec72aa4f2d489b17bc
                      • MD5 SHA1 SHA512

                      manifest.json

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\gmp-widevinecdm\4.10.2710.0\manifest.json
                      • Size 372B
                      • SHA256 bbab6ca07edbed72a966835c7907b3e60c7aa3d48ddea847e5076bd05f4b1eda
                      • MD5 SHA1 SHA512

                      widevinecdm.dll

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\gmp-widevinecdm\4.10.2710.0\widevinecdm.dll
                      • Size 17.8MB
                      • SHA256 bc40c7821dcd3fea9923c6912ab1183a942c11b7690cfd79ed148ded0228777e
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs-1.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\prefs-1.js
                      • Size 13KB
                      • SHA256 8decd22b26f830700d98d3d7512a081711c742d54b99e20a05d216fc366f863b
                      • MD5 SHA1 SHA512 SSDEEP

                      prefs.js

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\prefs.js
                      • Size 8KB
                      • SHA256 0e98021ffd0ceed82df8531d28e3d049349d37b92739e95e01eb8a4fef83dfa1
                      • MD5 SHA1 SHA512 SSDEEP

                      3870112724rsegmnoittet-es.sqlite

                      • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\n9orreff.default-release\storage\permanent\chrome\idb\3870112724rsegmnoittet-es.sqlite
                      • Size 1.1MB
                      • SHA256 ae3d32a822ffa4eb5b5d77c35efc1c9188929c140fe40629149fb85877106e09
                      • MD5 SHA1 SHA512 SSDEEP

                      memory/676-477-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2848-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2856-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2855-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-454-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2854-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-96-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2850-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2849-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-472-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2846-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2842-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-2839-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/676-1493-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/2444-112-0x0000000000620000-0x00000000011FF000-memory.dmp

                      memory/2444-455-0x0000000000620000-0x00000000011FF000-memory.dmp

                      memory/3076-0-0x0000000000730000-0x000000000130F000-memory.dmp

                      memory/3076-1-0x000000007F3E0000-0x000000007F7B1000-memory.dmp

                      memory/3076-2-0x0000000061E00000-0x0000000061EF3000-memory.dmp

                      memory/3076-77-0x0000000000730000-0x000000000130F000-memory.dmp

                      memory/3076-78-0x000000007F3E0000-0x000000007F7B1000-memory.dmp

                      memory/3580-2853-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/3580-2852-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/4020-95-0x0000000000910000-0x0000000000DC9000-memory.dmp

                      memory/4020-82-0x0000000000910000-0x0000000000DC9000-memory.dmp

                      memory/5676-2486-0x00000000007B0000-0x0000000000C69000-memory.dmp

                      memory/5676-2735-0x00000000007B0000-0x0000000000C69000-memory.dmp