Resubmissions

13-09-2022 14:16

220913-rk8z2abehl 3

13-09-2022 14:13

220913-rjed2abehj 3

12-09-2022 16:12

220912-tnhclahdan 3

Analysis

  • max time kernel
    143s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    13-09-2022 14:13

General

  • Target

    Stoichiometry (Multiple Choice) QP.pdf

  • Size

    620KB

  • MD5

    ede84aaaa82a1058e829898b54e07278

  • SHA1

    2bf21597467067fd26dcb5bd63bfb090abd894ad

  • SHA256

    a18ecc5b60a1998a147e6bdd11b231c3c3bfcc26abac96a68b04eb1fe6f7d737

  • SHA512

    e497cc5d796a858f94a516ca67c5c5664d3cd5dfe72be4d16ed5133dbf0e6fb8745481b386ef09f7f3650292d0fba07b74d94231e22d563204edd1524bccf862

  • SSDEEP

    12288:kqHVvDXBnT8PJdGUXDVxce1HCj8YaTQrR2wUIkh:X9r98PJdGUXDVxceOAQrR2wsh

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 64 IoCs
  • Suspicious use of SendNotifyMessage 64 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Stoichiometry (Multiple Choice) QP.pdf"
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of SetWindowsHookEx
    PID:1972
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /4
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:872
  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe"
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1048
    • 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=89.0.4389.114 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef69c4f50,0x7fef69c4f60,0x7fef69c4f70
      2⤵
        PID:276
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=968 /prefetch:2
        2⤵
          PID:972
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=network --mojo-platform-channel-handle=1272 /prefetch:8
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:932
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=1660 /prefetch:8
          2⤵
            PID:1328
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2008 /prefetch:1
            2⤵
              PID:784
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2056 /prefetch:1
              2⤵
                PID:1472
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2584 /prefetch:8
                2⤵
                  PID:1172
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --use-gl=swiftshader-webgl --mojo-platform-channel-handle=3256 /prefetch:2
                  2⤵
                    PID:1732
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3336 /prefetch:1
                    2⤵
                      PID:2044
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3488 /prefetch:8
                      2⤵
                        PID:2088
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3608 /prefetch:8
                        2⤵
                          PID:2096
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3684 /prefetch:8
                          2⤵
                            PID:2160
                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3656 /prefetch:8
                            2⤵
                              PID:2168
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=3624 /prefetch:8
                              2⤵
                                PID:2176
                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3624 /prefetch:1
                                2⤵
                                  PID:2280
                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3468 /prefetch:1
                                  2⤵
                                    PID:2340
                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=18 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2460 /prefetch:1
                                    2⤵
                                      PID:2436
                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2452 /prefetch:1
                                      2⤵
                                        PID:2428
                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=19 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2072 /prefetch:1
                                        2⤵
                                          PID:2588
                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=21 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2008 /prefetch:1
                                          2⤵
                                            PID:2732
                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=20 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2392 /prefetch:1
                                            2⤵
                                              PID:2724
                                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=22 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3480 /prefetch:1
                                              2⤵
                                                PID:2848
                                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=23 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4232 /prefetch:1
                                                2⤵
                                                  PID:2856
                                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=24 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3472 /prefetch:1
                                                  2⤵
                                                    PID:2864
                                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=5460 /prefetch:8
                                                    2⤵
                                                      PID:3056
                                                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=540 /prefetch:8
                                                      2⤵
                                                        PID:2160
                                                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=29 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4276 /prefetch:1
                                                        2⤵
                                                          PID:2272
                                                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=28 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4300 /prefetch:1
                                                          2⤵
                                                            PID:1620
                                                          • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=27 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2196 /prefetch:1
                                                            2⤵
                                                              PID:1948
                                                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=31 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4220 /prefetch:1
                                                              2⤵
                                                                PID:1320
                                                              • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=30 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5544 /prefetch:1
                                                                2⤵
                                                                  PID:1744
                                                                • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2584 /prefetch:8
                                                                  2⤵
                                                                    PID:2624
                                                                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                                                                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --field-trial-handle=1112,10537838705041619364,1594971064174386944,131072 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=33 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4156 /prefetch:1
                                                                    2⤵
                                                                      PID:3044
                                                                  • C:\Windows\system32\AUDIODG.EXE
                                                                    C:\Windows\system32\AUDIODG.EXE 0x140
                                                                    1⤵
                                                                    • Suspicious use of AdjustPrivilegeToken
                                                                    PID:2148

                                                                  Network

                                                                  MITRE ATT&CK Enterprise v6

                                                                  Replay Monitor

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                                                                  Downloads

                                                                  • \??\pipe\crashpad_1048_WNLGYONWXSMTSUVO
                                                                    MD5

                                                                    d41d8cd98f00b204e9800998ecf8427e

                                                                    SHA1

                                                                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                                                                    SHA256

                                                                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                                                    SHA512

                                                                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                                                  • memory/872-55-0x000007FEFBD01000-0x000007FEFBD03000-memory.dmp
                                                                    Filesize

                                                                    8KB

                                                                  • memory/872-56-0x0000000140000000-0x00000001405E8000-memory.dmp
                                                                    Filesize

                                                                    5.9MB

                                                                  • memory/1972-54-0x00000000751A1000-0x00000000751A3000-memory.dmp
                                                                    Filesize

                                                                    8KB