Analysis

  • max time kernel
    147s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-10-2024 11:08

General

  • Target

    DOC_1WD8M_P7JX9_S3DGB.scr

  • Size

    1.9MB

  • MD5

    a026b6b33da23ff080902254c9da5538

  • SHA1

    8e8340d50402e439d97bbffcf55e1ce4311d30e3

  • SHA256

    386b1d73db67e0cb418ffe97a6d93fb502cde6d3ba537d67bd626a21820e12da

  • SHA512

    8050781a72203fff34c0bb6b74914c76076806ebd6bc046567eb30617f024ff9c7dfadf1d0144e113586b8af039264b25158222e8e95fa0c40b776646319c1e3

  • SSDEEP

    24576:NlsveSgHNM3GTtQHy4ZIs7VxCGDwyrfPeL8wI:NtM3GtQHVUafPeG

Malware Config

Extracted

Family

vipkeylogger

C2

https://api.telegram.org/bot7981479098:AAGlhAiCCr0chNTC0W-0deoiSiqAaLukVdA/sendMessage?chat_id=7639257039

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Executes dropped EXE 1 IoCs
  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\DOC_1WD8M_P7JX9_S3DGB.scr
    "C:\Users\Admin\AppData\Local\Temp\DOC_1WD8M_P7JX9_S3DGB.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5084
    • C:\Users\Admin\AppData\Local\Temp\DOC_1WD8M_P7JX9_S3DGB.scr
      "C:\Users\Admin\AppData\Local\Temp\DOC_1WD8M_P7JX9_S3DGB.scr"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      • outlook_office_path
      • outlook_win_path
      PID:4928
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://helpx.adobe.com/acrobat/kb/cant-open-pdf.html
        3⤵
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:3644
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x104,0x108,0x10c,0xe0,0x110,0x7fff515b46f8,0x7fff515b4708,0x7fff515b4718
          4⤵
            PID:540
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2084 /prefetch:2
            4⤵
              PID:4496
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2208 /prefetch:3
              4⤵
              • Suspicious behavior: EnumeratesProcesses
              PID:4408
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2692 /prefetch:8
              4⤵
                PID:448
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3364 /prefetch:1
                4⤵
                  PID:4924
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3376 /prefetch:1
                  4⤵
                    PID:4640
                  • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5164 /prefetch:8
                    4⤵
                      PID:5112
                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5164 /prefetch:8
                      4⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:1760
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5256 /prefetch:1
                      4⤵
                        PID:3680
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5412 /prefetch:1
                        4⤵
                          PID:5108
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5592 /prefetch:1
                          4⤵
                            PID:4468
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3400 /prefetch:1
                            4⤵
                              PID:4124
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2060,16753335138325825311,8060198510922482770,131072 --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=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4916 /prefetch:2
                              4⤵
                              • Suspicious behavior: EnumeratesProcesses
                              PID:3268
                      • C:\Windows\System32\CompPkgSrv.exe
                        C:\Windows\System32\CompPkgSrv.exe -Embedding
                        1⤵
                          PID:2776
                        • C:\Windows\System32\CompPkgSrv.exe
                          C:\Windows\System32\CompPkgSrv.exe -Embedding
                          1⤵
                            PID:4444

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

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                          Downloads

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                            Filesize

                            152B

                            MD5

                            847d47008dbea51cb1732d54861ba9c9

                            SHA1

                            f2099242027dccb88d6f05760b57f7c89d926c0d

                            SHA256

                            10292fa05d896a2952c1d602a72d761d34bc776b44d6a7df87e49b5b613a8ac1

                            SHA512

                            bd1526aa1cc1c016d95dfcc53a78b45b09dde4ce67357fc275ab835dbe1bb5b053ca386239f50cde95ad243a9c1bbb12f7505818577589beecc6084f7b94e83f

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                            Filesize

                            152B

                            MD5

                            f9664c896e19205022c094d725f820b6

                            SHA1

                            f8f1baf648df755ba64b412d512446baf88c0184

                            SHA256

                            7121d84202a850791c2320385eb59eda4d697310dc51b1fcd4d51264aba2434e

                            SHA512

                            3fa5d2c68a9e70e4a25eaac2095171d87c741eec2624c314c6a56f4fa390d6319633bf4c48b1a4af7e9a0451f346beced9693da88cfc7bcba8dfe209cbd1b3ae

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

                            Filesize

                            816B

                            MD5

                            30eb6b6da538c7591e8ae603c3560160

                            SHA1

                            606c56bbccfde79802c03e3a8e8490737d3cceb3

                            SHA256

                            68369ba6323817d769caf86ff93d7db3ab9a465f1d7748c5edeccb84b15082a0

                            SHA512

                            265145c5c77470397dd4bdb89ba66db1158364d7bdc2566819996084b8e6df9f5b51909336d0489badb235e93d21fc4571a7e1f8c2420b3dd6fa3cf986aefb3d

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State

                            Filesize

                            1KB

                            MD5

                            b9b890a7b500bcda8c31a7a954ca5760

                            SHA1

                            45dc222f1a7c2bb7ede9562ff5bbdfbcf2c280f0

                            SHA256

                            214a003c45e061124a0985fcb50c32bbae44b850ac821b7c22c7f50e6b08b1db

                            SHA512

                            f4738fce35d573ee12548f6700e78bc60d6438320707e2865560f9418860cbacff154b0f4bd8b3a1c6b83cb88610e3fc269440098bb53c6dfb0abeba9d37fb83

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                            Filesize

                            5KB

                            MD5

                            25ee15a4738dc3a51bd66112c40d6b44

                            SHA1

                            3e6dfb47e8f1e1bd231b95b1d1d044044051a02e

                            SHA256

                            616b296904d068cc11caab6253c8ff92be7cf5b1c6ee1a683062b120759c5cdf

                            SHA512

                            4cd57c69a1fd6b546063ac260b03f39c63561be5b032d76cfc24b9a74a8095593df328c867b45fcea4860e9ece0f6b9a8af7d694e271e2bb86b5e10f412a4f68

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                            Filesize

                            6KB

                            MD5

                            a05316bb05f894bdacbd109339c1eb7c

                            SHA1

                            771b820c72860eeb387a404a5db596537c6b3c4d

                            SHA256

                            c030da746412d46bca10c5a2e0b445cec24cbae5df1e558fa50ffe89f4329c9d

                            SHA512

                            b74b27b51a1299e42d5e04ef6668055275343a067737a3a0433f5defbda1467254db9028f0dc6797a15deadcb1cdcb7ededd14816a87ba8a01c78f7a547db849

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT

                            Filesize

                            16B

                            MD5

                            6752a1d65b201c13b62ea44016eb221f

                            SHA1

                            58ecf154d01a62233ed7fb494ace3c3d4ffce08b

                            SHA256

                            0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd

                            SHA512

                            9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                            Filesize

                            10KB

                            MD5

                            c626e55effd1bc1883b7a6c6a2b7b390

                            SHA1

                            138f337252f0698e4b93245e51f2e28a85e3aa74

                            SHA256

                            8f758ace17dc6d248957d271c97995ee076465203c45614a9c2d36ea41994c4b

                            SHA512

                            8759c19798866efcae360ea6aa4b045e4f30feaf700da4f86b55b2eb358243608b855789de90278c7db4af3a0c2f7672480c590c62975450161d7dcb322821f1

                          • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State

                            Filesize

                            11KB

                            MD5

                            8479f6384adc7c83989e3db0bf8d8180

                            SHA1

                            22544ceba648e7dac56f96c8d3825fe934be73a6

                            SHA256

                            0334f712235dc52a32a48b7f95169ecf8d5f9b0a429d54ff8295f11618d37049

                            SHA512

                            68240268b1da72800cb323ab39301a6869435e0eb5b792c3c60b60a4c5bda8619fd334eee3c4d9e05cc7fbb64236899bfdacdfab2511753f6c39d394f96614a9

                          • C:\Users\Admin\AppData\Local\Temp\DOC_1WD8M_P7JX9_S3DGB.scr

                            Filesize

                            1.9MB

                            MD5

                            a026b6b33da23ff080902254c9da5538

                            SHA1

                            8e8340d50402e439d97bbffcf55e1ce4311d30e3

                            SHA256

                            386b1d73db67e0cb418ffe97a6d93fb502cde6d3ba537d67bd626a21820e12da

                            SHA512

                            8050781a72203fff34c0bb6b74914c76076806ebd6bc046567eb30617f024ff9c7dfadf1d0144e113586b8af039264b25158222e8e95fa0c40b776646319c1e3

                          • \??\pipe\LOCAL\crashpad_3644_SXYJXEOMMPUPAMFH

                            MD5

                            d41d8cd98f00b204e9800998ecf8427e

                            SHA1

                            da39a3ee5e6b4b0d3255bfef95601890afd80709

                            SHA256

                            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                            SHA512

                            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                          • memory/4928-147-0x00000000072A0000-0x00000000077CC000-memory.dmp

                            Filesize

                            5.2MB

                          • memory/4928-136-0x0000000006BA0000-0x0000000006D62000-memory.dmp

                            Filesize

                            1.8MB

                          • memory/4928-11-0x0000000074900000-0x00000000750B0000-memory.dmp

                            Filesize

                            7.7MB

                          • memory/4928-159-0x0000000074900000-0x00000000750B0000-memory.dmp

                            Filesize

                            7.7MB

                          • memory/4928-9-0x0000000000400000-0x00000000004B4000-memory.dmp

                            Filesize

                            720KB

                          • memory/4928-12-0x0000000074900000-0x00000000750B0000-memory.dmp

                            Filesize

                            7.7MB

                          • memory/4928-137-0x00000000069E0000-0x0000000006A30000-memory.dmp

                            Filesize

                            320KB

                          • memory/5084-7-0x0000000005440000-0x00000000054DC000-memory.dmp

                            Filesize

                            624KB

                          • memory/5084-6-0x00000000052B0000-0x0000000005394000-memory.dmp

                            Filesize

                            912KB

                          • memory/5084-125-0x000000007490E000-0x000000007490F000-memory.dmp

                            Filesize

                            4KB

                          • memory/5084-0-0x000000007490E000-0x000000007490F000-memory.dmp

                            Filesize

                            4KB

                          • memory/5084-156-0x0000000074900000-0x00000000750B0000-memory.dmp

                            Filesize

                            7.7MB

                          • memory/5084-8-0x00000000053A0000-0x00000000053A8000-memory.dmp

                            Filesize

                            32KB

                          • memory/5084-5-0x0000000005110000-0x000000000511A000-memory.dmp

                            Filesize

                            40KB

                          • memory/5084-4-0x0000000074900000-0x00000000750B0000-memory.dmp

                            Filesize

                            7.7MB

                          • memory/5084-3-0x0000000005050000-0x00000000050E2000-memory.dmp

                            Filesize

                            584KB

                          • memory/5084-2-0x0000000005600000-0x0000000005BA4000-memory.dmp

                            Filesize

                            5.6MB

                          • memory/5084-1-0x00000000004B0000-0x000000000069A000-memory.dmp

                            Filesize

                            1.9MB