Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/07/2024, 18:12

General

  • Target
    file.exe
  • Size 2.3MB
  • Sample240706-ws6bbs1bjb
  • SHA256 9bcd9e7b8d3962b9c7e916adbf6a3607d5896fa4ddbfa93f66d2936c7bf4028a
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • stealc

Botnet
  • Nice

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 3 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 6 IoCs

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

  • Checks computer location settings 2 TTPs 4 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Identifies Wine through registry keys 2 TTPs 3 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 13 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.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.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:4732
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\KJDGIJECFI.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2796
      • C:\Users\Admin\AppData\Local\Temp\KJDGIJECFI.exe
        "C:\Users\Admin\AppData\Local\Temp\KJDGIJECFI.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:1452
        • 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
          • Checks computer location settings
          • Executes dropped EXE
          • Identifies Wine through registry keys
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:4544
          • C:\Users\Admin\AppData\Local\Temp\1000006001\ea8608921f.exe
            "C:\Users\Admin\AppData\Local\Temp\1000006001\ea8608921f.exe"
            5⤵
            • Executes dropped EXE
            • Suspicious use of NtSetInformationThreadHideFromDebugger
            • Suspicious use of SetWindowsHookEx
            PID:3868
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\1000008021\4919c1509b.cmd" "
            5⤵
            • Suspicious use of WriteProcessMemory
            PID:3544
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://www.youtube.com/account
              6⤵
              • Enumerates system info in registry
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
              • Suspicious use of FindShellTrayWindow
              • Suspicious use of SendNotifyMessage
              • Suspicious use of WriteProcessMemory
              PID:2040
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x11c,0x120,0x124,0xf8,0x128,0x7ffe4d4a46f8,0x7ffe4d4a4708,0x7ffe4d4a4718
                7⤵
                  PID:2624
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2216 /prefetch:2
                  7⤵
                    PID:2408
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2280 /prefetch:3
                    7⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1772
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2720 /prefetch:8
                    7⤵
                      PID:4904
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3356 /prefetch:1
                      7⤵
                        PID:3420
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3360 /prefetch:1
                        7⤵
                          PID:1604
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3228 /prefetch:1
                          7⤵
                            PID:1592
                          • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3928 /prefetch:8
                            7⤵
                              PID:1228
                            • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3928 /prefetch:8
                              7⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:2880
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5236 /prefetch:1
                              7⤵
                                PID:4644
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5252 /prefetch:1
                                7⤵
                                  PID:924
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4000 /prefetch:1
                                  7⤵
                                    PID:5008
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2204,16155575538623797520,3197735079764301022,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5600 /prefetch:1
                                    7⤵
                                      PID:3444
                          • C:\Windows\SysWOW64\cmd.exe
                            "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\FCFBAKJDBK.exe"
                            2⤵
                            • Checks computer location settings
                            • Suspicious use of SetWindowsHookEx
                            PID:4548
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:468
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:4320
                            • 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:1956

                            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

                                  settings.dat

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                  • Size 152B
                                  • SHA256 ecfd876b653319de412bf6be83bd824dda753b4d9090007231a335819d29ea07
                                  • MD5 SHA1 SHA512

                                  settings.dat

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                                  • Size 152B
                                  • SHA256 f88faeb70e2a7849587be3e49e6884f5159ac76ef72b7077ac36e5fbf332d777
                                  • MD5 SHA1 SHA512

                                  the-real-index

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
                                  • Size 216B
                                  • SHA256 c63b00a87b2423d518731e8fd0996fbf9355b5819639a5aa15d6ba178102425e
                                  • MD5 SHA1 SHA512

                                  Network Persistent State

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
                                  • Size 1KB
                                  • SHA256 3d5c1cdd4cd04487d1a0488435fe83a75294806753e6307a0de88c34236b18d2
                                  • MD5 SHA1 SHA512

                                  Preferences

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                  • Size 6KB
                                  • SHA256 d245ba269e6a3467cd3f824fc1473883f9f4a239a7f10db3d4a282102cfea0a4
                                  • MD5 SHA1 SHA512 SSDEEP

                                  Preferences

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
                                  • Size 6KB
                                  • SHA256 5d7e90509ca93383b0d02fdd7bee06e786d94bfa06948006002c1f1de3301b21
                                  • MD5 SHA1 SHA512 SSDEEP

                                  CURRENT

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
                                  • Size 16B
                                  • SHA256 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd
                                  • MD5 SHA1 SHA512

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
                                  • Size 11KB
                                  • SHA256 384c9ddf60c12fafe555266fee66ea669f878fbd51641fc0a822cc4c4862627f
                                  • MD5 SHA1 SHA512 SSDEEP

                                  ea8608921f.exe

                                  • Path C:\Users\Admin\AppData\Local\Temp\1000006001\ea8608921f.exe
                                  • Size 2.3MB
                                  • SHA256 9bcd9e7b8d3962b9c7e916adbf6a3607d5896fa4ddbfa93f66d2936c7bf4028a
                                  • MD5 SHA1 SHA512 SSDEEP

                                  4919c1509b.cmd

                                  • Path C:\Users\Admin\AppData\Local\Temp\1000008021\4919c1509b.cmd
                                  • Size 41B
                                  • SHA256 1aaae392ae43103ba228a64247a82cc41767041f6fa6db20246e3f0d49b29750
                                  • MD5 SHA1 SHA512

                                  KJDGIJECFI.exe

                                  • Path C:\Users\Admin\AppData\Local\Temp\KJDGIJECFI.exe
                                  • Size 1.8MB
                                  • SHA256 0706fdeb3fb9c638a889c8ca78fb187d2b6712f3d5e5e26ad66d67933bbfdf1c
                                  • MD5 SHA1 SHA512 SSDEEP

                                  memory/1452-86-0x0000000000660000-0x0000000000B2A000-memory.dmp

                                  memory/1452-100-0x0000000000660000-0x0000000000B2A000-memory.dmp

                                  memory/1956-234-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/1956-233-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/3868-220-0x00000000006F0000-0x00000000012CE000-memory.dmp

                                  memory/3868-185-0x00000000006F0000-0x00000000012CE000-memory.dmp

                                  memory/3868-219-0x00000000006F0000-0x00000000012CE000-memory.dmp

                                  memory/3868-116-0x00000000006F0000-0x00000000012CE000-memory.dmp

                                  memory/3868-203-0x00000000006F0000-0x00000000012CE000-memory.dmp

                                  memory/4544-218-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-242-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-268-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-267-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-266-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-202-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-180-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-235-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-222-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-98-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4544-221-0x0000000000790000-0x0000000000C5A000-memory.dmp

                                  memory/4732-0-0x0000000000A90000-0x000000000166E000-memory.dmp

                                  memory/4732-82-0x0000000000A90000-0x000000000166E000-memory.dmp

                                  memory/4732-3-0x0000000000A90000-0x000000000166E000-memory.dmp

                                  memory/4732-2-0x0000000000A90000-0x000000000166E000-memory.dmp

                                  memory/4732-4-0x0000000000A90000-0x000000000166E000-memory.dmp

                                  memory/4732-79-0x0000000000A90000-0x000000000166E000-memory.dmp

                                  memory/4732-1-0x000000007F240000-0x000000007F611000-memory.dmp

                                  memory/4732-5-0x000000007F240000-0x000000007F611000-memory.dmp

                                  memory/4732-6-0x0000000000A90000-0x000000000166E000-memory.dmp

                                  memory/4732-7-0x0000000061E00000-0x0000000061EF3000-memory.dmp