Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/08/2023, 15:06

General

  • Target

    Income tax return for Dircon Construction LLC.wsf

  • Size

    137KB

  • MD5

    1d733488ff0c33ff91b29d6ba0218ab5

  • SHA1

    588633522abe168911aa9f0566ebd4c8f7db869e

  • SHA256

    0bafff7ce08cfb66ce61ad3cb87d0373c54d8460606813b365121799d2da377a

  • SHA512

    4529e92369efa0d76af65d8a19b06a730f7022d16be56c1b9e2a566eff94aada06094aee0ca13d75584b4dd941b914fcc540c7d4f7811a25104e02208ac23f29

  • SSDEEP

    768:sXh/6FXh/6qXh/6FXh/6XXh/6AXh/6/Xh/6nXh/6TXh/6zXh/6kXh/69Xh/6BXhe:CNxkbO

Score
10/10

Malware Config

Extracted

Family

vjw0rm

C2

http://50.114.32.155:7974

Signatures

  • Vjw0rm

    Vjw0rm is a remote access trojan written in JavaScript.

  • Blocklisted process makes network request 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Income tax return for Dircon Construction LLC.wsf"
    1⤵
    • Blocklisted process makes network request
    • Suspicious use of WriteProcessMemory
    PID:1712
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" https://bit.ly/3QTQCiJ
      2⤵
      • 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:3288
      • 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,0x100,0x104,0xdc,0x108,0x7fff374a9758,0x7fff374a9768,0x7fff374a9778
        3⤵
          PID:1832
        • 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=1632 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:2
          3⤵
            PID:3852
          • 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=2148 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:8
            3⤵
              PID:2728
            • 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=2952 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:1
              3⤵
                PID:1668
              • 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=2244 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:8
                3⤵
                  PID:5028
                • 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=2960 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:1
                  3⤵
                    PID:4440
                  • 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=7 --mojo-platform-channel-handle=4604 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:1
                    3⤵
                      PID:3112
                    • 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=8 --mojo-platform-channel-handle=3416 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:1
                      3⤵
                        PID:1664
                      • 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 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5260 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:8
                        3⤵
                          PID:4940
                        • 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=5540 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:8
                          3⤵
                            PID:3996
                          • 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=5260 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:8
                            3⤵
                              PID:3732
                            • 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=1700 --field-trial-handle=1892,i,15651591277596923434,12818993062226772112,131072 /prefetch:2
                              3⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:4100
                        • 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:1900

                          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

                            288B

                            MD5

                            8dc52c680bd912bf1d36fc8b0dbe351e

                            SHA1

                            6ea45e41d11bae25af0891b37ac0016455ce4d38

                            SHA256

                            59f2995d74f41114e1a84af4a7a365e71ab42595925a8fc547c3c8aa25a8ea58

                            SHA512

                            23afa2e7c586aa8326ce122aef7072d0addd75fb1702e9964efffa6baf4890c25363a3147a28203f1ee4ebc67050f2a1136691e9ed278f1c69340c2ea3683388

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

                            Filesize

                            3KB

                            MD5

                            10916cca26063a90bf631c8589ac3dad

                            SHA1

                            2df8efc72b88c5057d2bf49cae19f260c9a5b974

                            SHA256

                            de8582e09aff78492f8f62ec96d08f9b4325dec0e358c0154970d0d8d4993980

                            SHA512

                            9916a7f413535be007031d6ae175a86fb937b7107d2d500cf386883d2df060f27777dbd181ec357e16a282037cbf1b9ebc679eab3498f636b3f5bb40e9e1028d

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

                            Filesize

                            1KB

                            MD5

                            02dd51db71589da6a9b38e06ee53c585

                            SHA1

                            9a8fcefc19b63cefd601ebb3e5be6009a9327092

                            SHA256

                            a7123e2a05c9e32fa5ac7a56e3aa08a3d44b763c6b57264e759794255973a426

                            SHA512

                            a9025f08fa81fedc4530aadca0ffba32b0ffde1bc2efd5a8abeef62aa56a2c21b532041dfc9d7c7a0150c83c8a4b54e446a659042ff747710e7c266a5499a3c6

                          • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\f135ee1c-2fde-427e-be73-0499c258d4b7.tmp

                            Filesize

                            3KB

                            MD5

                            e706867444b8cdaacb7441e0b34a6e9a

                            SHA1

                            a5bb7846748f19e457d29109f002b66233867d0f

                            SHA256

                            c6a07664cf2c1fc809ef127f3e9c7aaeb7fb010770aec80cb220f730b9426395

                            SHA512

                            0b63ef5d9e02785ebe11d580e5d25b15e5559b30fdb200d4b41a0bf81eea9d8185633e2c0d529017341d9f92620ff1bc9e3e0bcd7fbc09e251c1cfac74d04f6b

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

                            Filesize

                            6KB

                            MD5

                            38b8eba3c089e5f46e6df3cb885a35ba

                            SHA1

                            9a5b0c1d5518e9dcfcfdac864bc3347652d13bbf

                            SHA256

                            a2f0c016431d3fc14aa624bb0bffeeefa7369c9ffec78a1a75e0c679d79ff647

                            SHA512

                            502680b874fa736f2c0f6240e5318ef8ac27d2b99c765657113960508fe36fb84347f3941bdbe37779115567ea38437f1f774496550de6ecf2ff09167a34701f

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

                            Filesize

                            15KB

                            MD5

                            05560816d2ba7e613a39b7bf0442a307

                            SHA1

                            f22798987ae72ea70d1220379a9d7f04ad342214

                            SHA256

                            c913b6b19bc6c753e685e3c7fe2fd151a7e007ae5e0b7423ee08bca425e50957

                            SHA512

                            ef00d247c65fe404c5533a9f813e421dd4d9794c1a05acd9fa4af9d75d67ab3f0a862257481ef0e015b18d683277fc619d5fb35093f44cf4c26b5f7cec05461a

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

                            Filesize

                            178KB

                            MD5

                            18406de5c60fb2bfc9958ea605c83ec7

                            SHA1

                            af2c2b39aa687de0ca87b149324af9afab9529ec

                            SHA256

                            14bc43ba52ba9865f2daa4a1d776ab79704135f7da56ad910055ad39a5cc0186

                            SHA512

                            85dc67716b0a05cbd97330f9dddf9e4587defa05f0ce3ee6973800317deebc386ab04b14d551d39d234f057bf5568d995db9ad38273b8abd9b26cdc690c220c0

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

                            Filesize

                            2B

                            MD5

                            99914b932bd37a50b983c5e7c90ae93b

                            SHA1

                            bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                            SHA256

                            44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                            SHA512

                            27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd