Analysis

  • max time kernel
    117s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    06-02-2024 12:41

General

  • Target

    document_reader.exe

  • Size

    3.9MB

  • MD5

    dd191e98e5c264b5078b13fe38566d7e

  • SHA1

    5b8b2c15c9457bfd0ce9ed012c308f245ee6d92d

  • SHA256

    9a3990e375cc3a3a9d6c659b5b5551900dcdc1e7fc8f807f85a951517c8ae96f

  • SHA512

    72ee9f8fbab5beb5559c993941b1ec03e26ef6f8add89c89206e0283ea141cfa301cbb382fcac2bc4f6b2c9e88f64037f75dbb23f4477508848b8ef25be31289

  • SSDEEP

    49152:zLaXnHEdxX+e3FLpgvDn8P7SM4af+QZ2asV:zLIIhGh

Malware Config

Signatures

  • DarkGate

    DarkGate is an infostealer written in C++.

  • Detect DarkGate stealer 6 IoCs
  • Suspicious use of NtCreateUserProcessOtherParentProcess 7 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 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 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 11 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of FindShellTrayWindow 35 IoCs
  • Suspicious use of SendNotifyMessage 32 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\Dwm.exe
    "C:\Windows\system32\Dwm.exe"
    1⤵
      PID:1200
      • \??\c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        2⤵
          PID:2512
        • \??\c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          2⤵
            PID:1088
          • \??\c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
            2⤵
              PID:2096
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe
              2⤵
                PID:1724
            • C:\Windows\system32\taskhost.exe
              "taskhost.exe"
              1⤵
                PID:1124
                • \??\c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                  c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                  2⤵
                    PID:2900
                • C:\Users\Admin\AppData\Local\Temp\document_reader.exe
                  "C:\Users\Admin\AppData\Local\Temp\document_reader.exe"
                  1⤵
                  • Suspicious use of WriteProcessMemory
                  PID:2212
                  • 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
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    • Suspicious use of FindShellTrayWindow
                    • Suspicious use of SendNotifyMessage
                    • Suspicious use of WriteProcessMemory
                    PID:2480
                    • 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=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef6f29758,0x7fef6f29768,0x7fef6f29778
                      3⤵
                        PID:2312
                      • 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=1184 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:2
                        3⤵
                          PID:2832
                        • 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=1548 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:8
                          3⤵
                            PID:3064
                          • 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=1608 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:8
                            3⤵
                              PID:2660
                            • 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=2256 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:1
                              3⤵
                                PID:2540
                              • 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=2264 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:1
                                3⤵
                                  PID:1492
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1580 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:2
                                  3⤵
                                    PID:2228
                                  • 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 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=3308 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:1
                                    3⤵
                                      PID:2268
                                    • 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 --disable-gpu-compositing --lang=en-US --js-flags=--jitless --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=3480 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:1
                                      3⤵
                                        PID:2308
                                      • 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=3756 --field-trial-handle=1400,i,14457875997404555677,10501114824688141668,131072 /prefetch:8
                                        3⤵
                                          PID:1604
                                        • \??\c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                                          c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                                          3⤵
                                            PID:3036
                                          • \??\c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                                            c:\windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
                                            3⤵
                                              PID:1696
                                          • \??\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
                                            • Suspicious behavior: GetForegroundWindowSpam
                                            PID:2860
                                        • 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:2936

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

                                          Loading Replay Monitor...

                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                                            Filesize

                                            264KB

                                            MD5

                                            f50f89a0a91564d0b8a211f8921aa7de

                                            SHA1

                                            112403a17dd69d5b9018b8cede023cb3b54eab7d

                                            SHA256

                                            b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                                            SHA512

                                            bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                                            Filesize

                                            16B

                                            MD5

                                            18e723571b00fb1694a3bad6c78e4054

                                            SHA1

                                            afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                                            SHA256

                                            8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                                            SHA512

                                            43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\c0903271-ad3e-4de4-a070-eef3413c0588.tmp

                                            Filesize

                                            233KB

                                            MD5

                                            48e24c149402f603731efdad70cd701f

                                            SHA1

                                            e03131cc10edbf33e05648d9570108991500822c

                                            SHA256

                                            fac86f180fbb4864f5a27dfbe389168e1603f82a57753ebb3f3912c692ac28eb

                                            SHA512

                                            72ff10bdea4de27807f9ef733c4f0f940d1b25f5b88e3ea95188e5c458939669951c68e0abe1a69f48873a3a8e52088e0cf58e944f690347939a4aec675bb648

                                          • C:\temp\document.pdf

                                            Filesize

                                            448KB

                                            MD5

                                            a26f0dc347b844309a57cb651f03e243

                                            SHA1

                                            2d1c78b1b8d776cbbb6e443458e8733d8315b911

                                            SHA256

                                            68d7a72f821bae0a1466aa88f5d43ea11740c323e52e578629f8842a994ea2d6

                                            SHA512

                                            8cb31d86b02802fa53273b54edd42c8d208aa3296519e8ec332b1ea51c079b0592b24a9b2c9e533c24c31dea31fcfff52c5d1e6fcfb1cdeb23f4cb48fadf9a35

                                          • C:\tes2\Autoit3.exe

                                            Filesize

                                            64KB

                                            MD5

                                            c20ac95a96af05227875d7060bfb9fc2

                                            SHA1

                                            26d2c5d5774731f7ee49636f692bf1712530e8fe

                                            SHA256

                                            00457e22fc18fa4adc06c0b52d008a1b9e117176df4b8a56e71586eeae74146c

                                            SHA512

                                            d305eea0f714d0de07a8b49ea295c7eaba5aed5e9812a604a2c5f39bf1f85f9df0544bd64d7ee2cf7be6b6937ecb917ac851bf2b0585d17c6932b591cf007fc8

                                          • \??\c:\tes2\Autoit3.exe

                                            Filesize

                                            872KB

                                            MD5

                                            c56b5f0201a3b3de53e561fe76912bfd

                                            SHA1

                                            2a4062e10a5de813f5688221dbeb3f3ff33eb417

                                            SHA256

                                            237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d

                                            SHA512

                                            195b98245bb820085ae9203cdb6d470b749d1f228908093e8606453b027b7d7681ccd7952e30c2f5dd40f8f0b999ccfc60ebb03419b574c08de6816e75710d2c

                                          • \??\c:\tes2\script.au3

                                            Filesize

                                            583KB

                                            MD5

                                            c37514367bf7b08d6cd30f938b33146a

                                            SHA1

                                            06f277690f2bbe71bdfc77ca227455657bd02c31

                                            SHA256

                                            9dd25ba75e415f2e6260de78977091e1ada7b6f0f5cba7c4944673c65fbd7609

                                            SHA512

                                            3a009923ff8152720b1e327b0dfd159122d4282f12d7ad540837111226ec3535eb2d550adf065729ea9155f4eb4f46128d0d91bc87a083bcc176f062df2d6b23

                                          • \??\c:\tes2\test.txt

                                            Filesize

                                            76B

                                            MD5

                                            4252e248997cb141c0d2b5211d9459f7

                                            SHA1

                                            cad24dbb355b37345b85c9e276931ba6b3a7dd1c

                                            SHA256

                                            c8fd4ff9ccaca0d223aaf28f8a25b54a241666b5ddd81f0ea16217868d7025d8

                                            SHA512

                                            25ddfeca9124262bf7f8963585729cc95ecf17584cb2265d2f71b07f5846c1e5b38f15209a5b2a94cc0a38e83e6f6a2eefc339948e15f01aaf0caf74060ca8e2

                                          • memory/1724-139-0x0000000000400000-0x0000000000472000-memory.dmp

                                            Filesize

                                            456KB

                                          • memory/1724-140-0x0000000000400000-0x0000000000472000-memory.dmp

                                            Filesize

                                            456KB

                                          • memory/1724-159-0x0000000000400000-0x0000000000472000-memory.dmp

                                            Filesize

                                            456KB

                                          • memory/2212-0-0x00000000001E0000-0x00000000001E1000-memory.dmp

                                            Filesize

                                            4KB

                                          • memory/2212-49-0x0000000001080000-0x000000000147E000-memory.dmp

                                            Filesize

                                            4.0MB

                                          • memory/2860-53-0x0000000004E20000-0x000000000517B000-memory.dmp

                                            Filesize

                                            3.4MB

                                          • memory/2860-52-0x0000000003750000-0x0000000004720000-memory.dmp

                                            Filesize

                                            15.8MB

                                          • memory/2860-158-0x0000000004E20000-0x000000000517B000-memory.dmp

                                            Filesize

                                            3.4MB