Analysis

  • max time kernel
    151s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/08/2023, 09:18

General

  • Target

    https://www.dropbox.com/l/scl/AAAUgaPEGM3MyjSMC5TdfsyDdL5jeBWuoME

Score
6/10

Malware Config

Signatures

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.dropbox.com/l/scl/AAAUgaPEGM3MyjSMC5TdfsyDdL5jeBWuoME
    1⤵
    • 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:1752
    • 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,0x100,0x104,0xd8,0x108,0x7ffa906c9758,0x7ffa906c9768,0x7ffa906c9778
      2⤵
        PID:3028
      • 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=1732 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:2
        2⤵
          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=2124 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:8
          2⤵
            PID:3952
          • 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=2248 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:8
            2⤵
              PID:2468
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --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=2848 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:1
              2⤵
                PID:4584
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2872 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:1
                2⤵
                  PID:4080
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=video_capture.mojom.VideoCaptureService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=4744 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:8
                  2⤵
                  • Modifies registry class
                  PID:3916
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=4732 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:8
                  2⤵
                    PID:4468
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --enable-chrome-cart --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=5080 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:1
                    2⤵
                      PID:608
                    • 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=5760 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:8
                      2⤵
                        PID:3424
                      • 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=4616 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:8
                        2⤵
                          PID:3924
                        • 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=4640 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:8
                          2⤵
                            PID:456
                          • 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=5752 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:8
                            2⤵
                              PID:2600
                            • C:\Program Files\Google\Chrome\Application\chrome.exe
                              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5208 --field-trial-handle=1876,i,8194332420509980383,10746621495469473880,131072 /prefetch:2
                              2⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:5048
                          • 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:4332

                            Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

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                                  Downloads

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                                    Filesize

                                    1KB

                                    MD5

                                    184cea127d0d20497ac0fb28c8f796d4

                                    SHA1

                                    182f4bb57a557ceacc2de64fbdc0c538bc19526c

                                    SHA256

                                    cb18b0c9144ccd8ce5f15b3a07a5f25f8a5b0817876b5a189f8522c6fba4c20a

                                    SHA512

                                    d0f2488b016b4b33ff94a8e4b6b0286e911b5dbd24fff4974d2a43b2d38a4992902b476fa1bd0d2eab5f1caef78e6f7311661589c4159267cadf4d71631870ed

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\391a0008-d3c0-4387-90e7-9039d6717374.tmp

                                    Filesize

                                    705B

                                    MD5

                                    4e83c9eb667a0ed3489040bebbf2196f

                                    SHA1

                                    b11d86ed1a99384e96cc3658d4fb547a60394274

                                    SHA256

                                    6a8e6144b9a56d564a166a9f478d5aa59b3cc83fd6221fb4f55703bf23975e1b

                                    SHA512

                                    a5ed9ebb91806e0e50a292cfa5d277bf60a3d63807dde719f847ceea6cd6622d5041ecc55b4fd2b4cabf380305a08224147691a684cdddf03500e52cca39e284

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                                    Filesize

                                    1KB

                                    MD5

                                    8f0ff291533d8e435a913c1231a71d40

                                    SHA1

                                    fdde905ffc232859a1d0717ecad37a09c1fbfb2d

                                    SHA256

                                    e0a042ba02ae01d9c35f1ee52a1bffeddf4b13c9ab8c61968657275409099db0

                                    SHA512

                                    4bf9919c46eebd2504f0fa5763eb1233ac1e12491c17a966242b4bf0b8a60a96b8ff503bba8cde72cbade647ac1ccec465741222ca4b54f38c8c6d69ff7ebf93

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    705B

                                    MD5

                                    1b788b17d82533ea6b59b5815b73ff21

                                    SHA1

                                    5f9bfc42634e6569ea90d7ab60c7bd71f00caf1e

                                    SHA256

                                    372b1453b1c50c6b927049b44c1462a5f3d8a0d5a3ce263d9cf0e01d78b16f81

                                    SHA512

                                    88db0b1d2ed36336ae1db555f4ce0693b395517ee005d0a2504a1975578179d0b169708adb9357c179c51d7e5ba5d7ba6f70c235abbc8555ba547e158bfdf094

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    705B

                                    MD5

                                    691bff4babf5409e5c39b5b27024e482

                                    SHA1

                                    afccf3bf5cafadce06f862a0ee562ebd3496585e

                                    SHA256

                                    befde2a8d0a7b521dabcf29500e78f89554b3d69520dfe1feb9f92df7dce76bf

                                    SHA512

                                    8405b17ac455e46e3f457d06f40233c3a6df0501a4a58b12a1a601ad7eb1cbac5fb2ff790105fd955d733d3a581a6be932c7286e28950a9f9b2e5290e8516677

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    705B

                                    MD5

                                    a60a4c63c32163fccc7c27e73aaf1a11

                                    SHA1

                                    9d8928d7879b7daded6368b8a92bf4a0e32ebef7

                                    SHA256

                                    7e5ee71f809d6c25702cfc6ab77d06097ba1b92d8c516eb77354de136980ade2

                                    SHA512

                                    4893e1317c74df76569943da5385b055f879cef423f66ace00280210ca8c9d318fc53e5862d15a5f4dd21daffd207955aa276a375965a806948dbb24dff3c349

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    705B

                                    MD5

                                    e9e258c64f8dfae4136a0dbefab84aaa

                                    SHA1

                                    c9d29cfa48e2c87eb64b945b28ce8716b489bca7

                                    SHA256

                                    41c3199d92a8dfb2a24911168931afb88d47b2f9fb7a76f6720c2f6758816d9c

                                    SHA512

                                    789ecfcedf92f3d22652a26735c525abb955595b9bbfecb0729927921437d8eadee44dec957bc88999eba4a165d0140d7548c909e6b3709c2e4c4e675e8b7898

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    705B

                                    MD5

                                    d92751f9b8e702cfde3863c6aa998e1b

                                    SHA1

                                    0dc47ea5d1bdbc3b0640d00944d189fd32ca01c8

                                    SHA256

                                    21e40a287c6739c82b2e07bc8ed16c5273cbbcf98edbf9c327123759cf959898

                                    SHA512

                                    8b0734c6ccbb7fdb4c6894178785c035963c7d0ed4cb17723dc66a5733e6e2d7a03d93aeb34a10a0c686219f9db33499287e00a812d629690ef3e91ebc908330

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                                    Filesize

                                    705B

                                    MD5

                                    4bbd8ca6acb5c5e2c5b4c9922a41cdda

                                    SHA1

                                    76c8d51da39ecd0ec7a06caa9b354d7ed8e9fac7

                                    SHA256

                                    efa3c98db9eea0977ebcc0536419166eedfcc1129f8838e3f119abc223b13baf

                                    SHA512

                                    781019ab941ad67861f2a90be110c4a60e6b7ccc7f8d123b29517f3fb43870f26dab02574c48233d15f22348b4e92863dd839be7b9cfbcb16f564f2c19f21516

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

                                    Filesize

                                    6KB

                                    MD5

                                    c6056bfe346c9672988e34fe0465dff2

                                    SHA1

                                    13bccf34fe2ae001c09a5e22c0eaf918f169b7e5

                                    SHA256

                                    3de06d08e0763e74b51a8e44628d08055b46ce5fa87f9071d1951d3496ce2c05

                                    SHA512

                                    31c080b217c6a8d0e2f036381db2bb85653b14f872775eb40557701e668f5dd41d99bb10cacdc838078c5d44b514f4263236e1b94bbfe249d65a1d1e5d12c505

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                    Filesize

                                    108KB

                                    MD5

                                    197832dc7b54c2855a76f15c3e8b0675

                                    SHA1

                                    846b76daa3d49bf3f26729044583cc4bd2639167

                                    SHA256

                                    d6ddcb96b2e99bf0d0c6eb35cad45be662d1e7a3f514cfee048e31822df410a2

                                    SHA512

                                    923690cc88dfe9c1148fccc138890c9601f73b702b30dfe9f3f283109f051ee30a97c78eb958ec8796135426371d789dd605668d18fac4952d1c7932f9d2b227

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                    Filesize

                                    89KB

                                    MD5

                                    c8c3fe5ff7237647cdf3006711045811

                                    SHA1

                                    0f1a0f3fdacc0e22ff86231fea5e18916c35a1ed

                                    SHA256

                                    9b6c35dbfc34edaf7253a1fac9cf335abc99f275c8c6afeed6b55d7c6b0e5a04

                                    SHA512

                                    ee71ca67ac3344acacd086ee4d3e426e45aae1cd1874a7badecf09bfd7cd558c1763511ac9dfc0274df6dd91368239fdd1a1005b7b92c75f67e877cc2854adb5

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                    Filesize

                                    89KB

                                    MD5

                                    ed9b35d9d14912457576e2967acacef8

                                    SHA1

                                    f8c289ac1195bc955edfdc9a55d9eeee7223a641

                                    SHA256

                                    4fc744dbc9e0948015573ca8efa922b1ca467e8afb03ad6ef7d10dd52cbf31b3

                                    SHA512

                                    f9383aa4564aaf0ab717810962517b23f503c7a40da4e10b356cf78d03f7bcc2c1566046feaf3ec29fedac37bd0e92a772aa110623505a6b69e0f6b90fe247b9

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                                    Filesize

                                    89KB

                                    MD5

                                    bf6dabd7f608c5c94184fc59aa22d781

                                    SHA1

                                    c3e1cabb368f45395da54de19008262ec3db15b4

                                    SHA256

                                    0372e46a13341d0eb5f4a74214f4d804711b63dab89bc534853d49081bc2417f

                                    SHA512

                                    5beea0c8ae1adfdb7e26c0fc87f998ce581682bec5d97a417f558aa371c8e5f3c2014e6034a21747539b6a4cff858406beb64f4b064f3d534e3e19f704a44309

                                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                                    Filesize

                                    2B

                                    MD5

                                    99914b932bd37a50b983c5e7c90ae93b

                                    SHA1

                                    bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                                    SHA256

                                    44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                                    SHA512

                                    27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd