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Resubmissions

04/10/2024, 22:05

241004-1zxpzsyemk 6

04/10/2024, 17:48

241004-wdxqmsxemn 8

04/10/2024, 17:12

241004-vq4jaazgmb 8

04/10/2024, 16:01

241004-tggsgsxekf 6

04/10/2024, 15:22

241004-srv77a1fpm 8

Analysis

  • max time kernel
    1799s
  • max time network
    1685s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    04/10/2024, 17:12

General

  • Target

    https://malshare.com/sample.php?action=detail&hash=e8c4231db55021ca09e9e80c0e5376d92e6f61fde673ef428d9b5b7d7fb48553

Score
6/10

Malware Config

Signatures

  • Network Share Discovery 1 TTPs

    Attempt to gather information on host network.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 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Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument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://malshare.com/sample.php?action=detail&hash=e8c4231db55021ca09e9e80c0e5376d92e6f61fde673ef428d9b5b7d7fb48553
    1⤵
    • 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:1640
    • 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=0xd0,0xd4,0xd8,0xcc,0xdc,0x7ffde1649758,0x7ffde1649768,0x7ffde1649778
      2⤵
        PID:2260
      • 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=1508 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:2
        2⤵
          PID:4420
        • 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=1788 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:8
          2⤵
            PID:4120
          • 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=2040 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:8
            2⤵
              PID:4892
            • 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=2816 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:1
              2⤵
                PID:2696
              • 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=2824 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:1
                2⤵
                  PID:4496
                • 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=7 --mojo-platform-channel-handle=4340 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:1
                  2⤵
                    PID:4732
                  • 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=8 --mojo-platform-channel-handle=4528 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:1
                    2⤵
                      PID:3548
                    • 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=4968 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:8
                      2⤵
                        PID:596
                      • 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=4708 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:8
                        2⤵
                          PID:2884
                        • 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=10.0.15063.0 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=3824 --field-trial-handle=1796,i,15670258555584299690,5707680481687316100,131072 /prefetch:2
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:872
                      • 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:512

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

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                        Downloads

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Cache\Cache_Data\f_000007

                          Filesize

                          213KB

                          MD5

                          f942900ff0a10f251d338c612c456948

                          SHA1

                          4a283d3c8f3dc491e43c430d97c3489ee7a3d320

                          SHA256

                          38b76a54655aff71271a9ad376ac17f20187abd581bf5aced69ccde0fe6e2fd6

                          SHA512

                          9b393ce73598ed1997d28ceeddb23491a4d986c337984878ebb0ae06019e30ea77448d375d3d6563c774856d6bc98ee3ca0e0ba88ea5769a451a5e814f6ddb41

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

                          Filesize

                          264B

                          MD5

                          5332501c3809c37c326451b9d4c4e6cd

                          SHA1

                          c016ce5fcc3de0131d6ac652d5ef9eb96d86e20e

                          SHA256

                          af5c0deb994c27a0e4e3cadabb70c09182b31e5b656fabc5f79696967e2290e3

                          SHA512

                          cb8b82286cdef3abbdd6fbe565fb7ce41eedef93971b3ce4ded69e564c4c9c7b03232d3ba804d27d4be3a66920743a15b2ac509d2cd909f484334b80854217a2

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

                          Filesize

                          1KB

                          MD5

                          99593ece7b5d2d31cb42f8da123cb1d3

                          SHA1

                          ab7a56b832148b0b8e5db03773dc56a966802958

                          SHA256

                          76b5baebc1cbe2ea890532ac4dc006e650c6ff820cbff048d594c585007cf7b2

                          SHA512

                          ccbcf97961d4eeda00a96f479149749c5868d26f855945c94d58a0373bf0ad6480728aa87405d568766d9878b2cac768704435f29b4e3efa77388ebb28dbe8dd

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

                          Filesize

                          706B

                          MD5

                          d3c8451a5afe604e1c005e575285b0c1

                          SHA1

                          6628a095a6909fb8320b6e8be1c5501f1d597fd2

                          SHA256

                          40849315ccc62cf807ca1f7b08dcab2e1ede07c23679e3506a5249811a7e3d52

                          SHA512

                          5ffc94903d3775e9fa15ea4f0a8a6cf7da3cda74fdef5c4a8695eb86eba8ca8e520b6ac2e23146fac9e90c5918eabb5a5216d39d728dec19bdc28b7d7a5d496f

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

                          Filesize

                          6KB

                          MD5

                          1fdc5cd89cc602fad268c2d2ea16d4bc

                          SHA1

                          7d05567e739bfdfbb85103c74bb89731a66a9d83

                          SHA256

                          a1a3999f4c9c60a34d5f870bad33d0892f5e30e3eddffc77679954683d20f6ad

                          SHA512

                          7d55b5b30f8f61d5618e741f0827873abdd0e731a5368da7fb2a93ae32396aae1149029e5a0358abff92f1b01e20d454676fdf75ffe9f2e7d7f736209c516a1b

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

                          Filesize

                          6KB

                          MD5

                          0df36c76f45507469c68fa173d5c36f4

                          SHA1

                          a0ecd1c86207cb7519f23214b1b7a96f31315c61

                          SHA256

                          2c47b35c450a5af7595833d6cb3f32d966b0ef1c7b6d0bfd89638e27640a4d12

                          SHA512

                          242a0ec94d263c91f808ba6f825435e64005b069d2efaa71a4d80143edde09d1c5e48c73b559d4fd8a4aad0c8a1bb485a6ba37ee2a52665f9d853347b9cd8074

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

                          Filesize

                          6KB

                          MD5

                          aee18f7e2190349171bfac2f9719d5cb

                          SHA1

                          ddce1a5a7b4820254c0eefc28112b695850a6b31

                          SHA256

                          39db33b785b500a6b96f23cc42fab8d1c3aadd12ff7f4603588b1beb7caa9d43

                          SHA512

                          a70f6ff9a76479dccf5c16a2d6b58b129d1cd9639b81b9ccc13298432ed4e021c1c3be3c15e2b880098161616fde6931c416f53183bf9ec461ca8bc5d8d33253

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

                          Filesize

                          136KB

                          MD5

                          87f884374d77b0a888cf7ce2d7aa36eb

                          SHA1

                          acb7ac3dac332c22234a1cbb44aea04cf7dbb005

                          SHA256

                          74249a8a63d8714602d6395f0274bf2e55c8ba9621fb827d5be5b297c50af2c8

                          SHA512

                          f5ff16305268bcb08642aa4bb688ed92679398d268ed89828dfe275b92293e016ad4d642d0e1fba0db3a03db6497105548834a980d6e39632fbf6d5d31ad7131

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

                          Filesize

                          2B

                          MD5

                          99914b932bd37a50b983c5e7c90ae93b

                          SHA1

                          bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                          SHA256

                          44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                          SHA512

                          27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd