Analysis

  • max time kernel
    150s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/02/2024, 12:43

General

  • Target
    document_reader - Copy.exe
  • Size 3.9MB
  • Sample240206-px2elshbhk
  • SHA256 964fa0512b4b0bcc0e5c134ca5338afeb6122fb47df3142d2147d84772027837
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 38 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • HTTP links in PDF interactive object 1 IoCs

    Detects HTTP links in interactive objects within PDF files.

  • Checks processor information in registry 2 TTPs 6 IoCs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of FindShellTrayWindow 27 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe
    "C:\Windows\SystemApps\MicrosoftWindows.Client.CBS_cw5n1h2txyewy\InputApp\TextInputHost.exe" -ServerName:InputApp.AppX9jnwykgrccxc8by3hsrsh07r423xzvav.mca
    1⤵
      PID:4896
    • C:\Windows\system32\DllHost.exe
      C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
      1⤵
        PID:3712
        • \??\c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          2⤵
          • Suspicious use of NtCreateUserProcessOtherParentProcess
          • Adds Run key to start application
          • Suspicious use of SetThreadContext
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: GetForegroundWindowSpam
          PID:116
      • C:\Users\Admin\AppData\Local\Temp\document_reader - Copy.exe
        "C:\Users\Admin\AppData\Local\Temp\document_reader - Copy.exe"
        1⤵
        • Suspicious use of WriteProcessMemory
        PID:3264
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" "c:\temp\document.pdf"
          2⤵
          • Enumerates system info in registry
          • Modifies data under HKEY_USERS
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SendNotifyMessage
          • Suspicious use of WriteProcessMemory
          PID:1336
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffdde279758,0x7ffdde279768,0x7ffdde279778
            3⤵
              PID:2420
              • \??\c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                4⤵
                • Checks processor information in registry
                • Suspicious behavior: EnumeratesProcesses
                PID:2980
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2220 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:8
              3⤵
                PID:3444
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=2940 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:1
                3⤵
                  PID:4024
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2116 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:8
                  3⤵
                    PID:3776
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1756 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:2
                    3⤵
                      PID:4588
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2948 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:1
                      3⤵
                        PID:2600
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --extension-process --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --mojo-platform-channel-handle=4108 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:1
                        3⤵
                          PID:4520
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --pdf-renderer --lang=en-US --js-flags=--jitless --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=4320 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:1
                          3⤵
                            PID:3556
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5292 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:8
                            3⤵
                              PID:2328
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5412 --field-trial-handle=1876,i,11529436353680762443,814347772191856819,131072 /prefetch:8
                              3⤵
                                PID:3088
                            • \??\c:\tes2\Autoit3.exe
                              c:\tes2\Autoit3.exe c:\tes2\script.au3
                              2⤵
                              • Suspicious use of NtCreateUserProcessOtherParentProcess
                              • Executes dropped EXE
                              • Suspicious use of SetThreadContext
                              • Checks processor information in registry
                              • Suspicious behavior: EnumeratesProcesses
                              PID:1100
                          • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                            "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                            1⤵
                              PID:1964

                            Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

                                  fabchek

                                  • Path C:\ProgramData\eaebbcc\fabchek
                                  • Size 1KB
                                  • SHA256 8b5ead9e54d40aed1d5f93d3640e6a58e9e4ff4b9f1b525da870c594ebfbe456
                                  • MD5 SHA1 SHA512

                                  fcfhchc.au3

                                  • Path C:\ProgramData\eaebbcc\fcfhchc.au3
                                  • Size 59KB
                                  • SHA256 79fe17de2707e9e0c0f299f9be0d084eac8454955f0ae048d2db58fffd38f66e
                                  • MD5 SHA1 SHA512 SSDEEP

                                  Network Persistent State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State
                                  • Size 824B
                                  • SHA256 65fb1e6bd538aadf89f61b34f6e40bd525bfc5368d67213797f359d419f562c4
                                  • MD5 SHA1 SHA512

                                  Preferences

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences
                                  • Size 6KB
                                  • SHA256 8e6e5983579228525e8c87c54fa2ebd3d7bcaac239878c32d2aa8489fcbc0a4a
                                  • MD5 SHA1 SHA512 SSDEEP

                                  Local State

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                                  • Size 157KB
                                  • SHA256 96b53feebf5e872cd1173bbaa966d9d36d5d054b115d39c0c00b82cebe6e92e6
                                  • MD5 SHA1 SHA512 SSDEEP

                                  data_1

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\ShaderCache\data_1
                                  • Size 58KB
                                  • SHA256 c02d2772585c048908f7db7e46dc17bf0930c6c7c4b7a650fdc426c4db22ac5f
                                  • MD5 SHA1 SHA512 SSDEEP

                                  persisted_first_party_sets.json

                                  • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json
                                  • Size 2B
                                  • SHA256 44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a
                                  • MD5 SHA1 SHA512

                                  EEfcEeH

                                  • Path C:\Users\Admin\AppData\Roaming\EEfcEeH
                                  • Size 32B
                                  • SHA256 afb1956354e6e6002933d625ca1ccd82d9ddd2836a25dec17ee398b438f51438
                                  • MD5 SHA1 SHA512

                                  cc.txt

                                  • Path C:\temp\cc.txt
                                  • Size 4B
                                  • SHA256 954b68c1d6d46814febe466142a2f72f59198aa3458ef58e887ebbeb04d89f43
                                  • MD5 SHA1 SHA512

                                  document.pdf

                                  • Path C:\temp\document.pdf
                                  • Size 57KB
                                  • SHA256 5c76b16e40265e45b3bae1de599f99c6799992a2fd7cf93d764c6b90b31852aa
                                  • MD5 SHA1 SHA512 SSDEEP

                                  fs.txt

                                  • Path C:\temp\fs.txt
                                  • Size 4B
                                  • SHA256 fa4a948a344c1f3916e2bb8899ce22cf4ff7069b013e35f5f5cc0382652f6b5d
                                  • MD5 SHA1 SHA512

                                  Autoit3.exe

                                  • Path C:\tes2\Autoit3.exe
                                  • Size 53KB
                                  • SHA256 995a5750b2c236c1029ae47d5ecaede575ef2e6d3174e34bf680c9a3cc054b21
                                  • MD5 SHA1 SHA512 SSDEEP

                                  Autoit3.exe

                                  • Path \??\c:\tes2\Autoit3.exe
                                  • Size 92KB
                                  • SHA256 6a613b5f0943e3e5fea1cc9f28269c15eae9eafc48d9d3136da58485eb719eb7
                                  • MD5 SHA1 SHA512 SSDEEP

                                  script.au3

                                  • Path \??\c:\tes2\script.au3
                                  • Size 48KB
                                  • SHA256 82a5f36a3d09cc7e24c2a39675e8138184ae63cc245aa08b2310342c9b439b52
                                  • MD5 SHA1 SHA512 SSDEEP

                                  test.txt

                                  • Path \??\c:\tes2\test.txt
                                  • Size 76B
                                  • SHA256 c8fd4ff9ccaca0d223aaf28f8a25b54a241666b5ddd81f0ea16217868d7025d8
                                  • MD5 SHA1 SHA512

                                  memory/116-132-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-160-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-122-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-121-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-152-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-123-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-156-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-150-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-134-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-136-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-138-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-166-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-164-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-168-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-154-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-143-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-162-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-145-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-146-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-126-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-148-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/116-158-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/1100-113-0x0000000006100000-0x000000000645B000-memory.dmp

                                  memory/1100-112-0x0000000004A50000-0x0000000005A20000-memory.dmp

                                  memory/1100-127-0x0000000006100000-0x000000000645B000-memory.dmp

                                  memory/2980-140-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-147-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-155-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-151-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-157-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-149-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-159-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-153-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-161-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-144-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-163-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-142-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-165-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/2980-167-0x0000000000400000-0x0000000000472000-memory.dmp

                                  memory/3264-0-0x00000201BB010000-0x00000201BB011000-memory.dmp

                                  memory/3264-108-0x00000000009B0000-0x0000000000DAE000-memory.dmp