Analysis

  • max time kernel
    140s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/02/2024, 01:22

General

  • Target

    uninst.exe

  • Size

    66KB

  • MD5

    ac06a763298ee3607f63b0e7d9606f7a

  • SHA1

    836e142b50108dfbcddebb7da7c13a3065814641

  • SHA256

    9186acc1e86987d992d9469e089837113e39856fbfa44c34ac36eb76ff6b0852

  • SHA512

    815495e462bdaa9419efb07db0c02bc41a645142a8a41161ffc90eb89708baa7972aedc7c52fd7aba418a94b0810db04bef0f0b44f6efc240300cf54e910bf9b

  • SSDEEP

    1536:shq3+uta99Hj25XvwLXJLiJYRN6QcIwk871jn:OstajHKBvYXJLcqNEjn

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 2 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uninst.exe
    "C:\Users\Admin\AppData\Local\Temp\uninst.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:404
    • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1216
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.newasp.net/
        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:4260
        • 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=0xfc,0x100,0x104,0xd8,0x108,0x7ffbbdea46f8,0x7ffbbdea4708,0x7ffbbdea4718
          4⤵
            PID:5036
          • 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=2128,10742049270852929255,13460220363181795664,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2204 /prefetch:3
            4⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2604
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2144 /prefetch:2
            4⤵
              PID:1500
            • 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=2128,10742049270852929255,13460220363181795664,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2800 /prefetch:8
              4⤵
                PID:2584
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --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=3304 /prefetch:1
                4⤵
                  PID:1792
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --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=3296 /prefetch:1
                  4⤵
                    PID:1244
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3028 /prefetch:1
                    4⤵
                      PID:224
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --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=3424 /prefetch:1
                      4⤵
                        PID:4400
                      • 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=2128,10742049270852929255,13460220363181795664,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5312 /prefetch:8
                        4⤵
                          PID:3772
                        • 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=2128,10742049270852929255,13460220363181795664,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5312 /prefetch:8
                          4⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1068
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --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=180 /prefetch:1
                          4⤵
                            PID:3468
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --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=5316 /prefetch:1
                            4⤵
                              PID:1144
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5660 /prefetch:1
                              4⤵
                                PID:5044
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --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=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4524 /prefetch:1
                                4⤵
                                  PID:784
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=14 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3248 /prefetch:1
                                  4⤵
                                    PID:4136
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=1124 /prefetch:1
                                    4⤵
                                      PID:1900
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2128,10742049270852929255,13460220363181795664,131072 --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=5544 /prefetch:2
                                      4⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:5020
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:4572
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:2360

                                  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

                                    7a5862a0ca86c0a4e8e0b30261858e1f

                                    SHA1

                                    ee490d28e155806d255e0f17be72509be750bf97

                                    SHA256

                                    92b4c004a9ec97ccf7a19955926982bac099f3b438cd46063bb9bf5ac7814a4b

                                    SHA512

                                    0089df12ed908b4925ba838e07128987afe1c9235097b62855122a03ca6d34d7c75fe4c30e68581c946b77252e7edf1dd66481e20c0a9cccd37e0a4fe4f0a6fe

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

                                    Filesize

                                    111B

                                    MD5

                                    285252a2f6327d41eab203dc2f402c67

                                    SHA1

                                    acedb7ba5fbc3ce914a8bf386a6f72ca7baa33c6

                                    SHA256

                                    5dfc321417fc31359f23320ea68014ebfd793c5bbed55f77dab4180bbd4a2026

                                    SHA512

                                    11ce7cb484fee66894e63c31db0d6b7ef66ad0327d4e7e2eb85f3bcc2e836a3a522c68d681e84542e471e54f765e091efe1ee4065641b0299b15613eb32dcc0d

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

                                    Filesize

                                    5KB

                                    MD5

                                    734f09ca2e7bb1a38634f953d3823219

                                    SHA1

                                    bd46aa311da03fc86775bec2fb6629311562e454

                                    SHA256

                                    891e54eeda29599d25ca4e4ef17db847001c6d1e91fd693ac80597d706aa5077

                                    SHA512

                                    a09ecec77c6709276803ba6c8a02fc677cee42fe9cffeff425fe58859378166272f4c0dae60ac3b862b0800d6b3af3560f731b41629796fec23ac774a6651889

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

                                    Filesize

                                    5KB

                                    MD5

                                    fcf75e0812944e88b3a8f20c7c64b4a4

                                    SHA1

                                    21ee4a9d4130e2ea0ba019dbab6bcea0826c91d8

                                    SHA256

                                    6d3d54ec377a73af491e17e89fcec129f7225c4f3db1eddd6ccfdac9ea942748

                                    SHA512

                                    973674b7d527d55774a34a1b7896ec45f6a640bf5971ad905b57272cbaf50650eaa22133a312d9f191a3da22ed0a039dc0827cef472ecd4a957ee741e4e54b0b

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

                                    Filesize

                                    24KB

                                    MD5

                                    52826cef6409f67b78148b75e442b5ea

                                    SHA1

                                    a675db110aae767f5910511751cc3992cddcc393

                                    SHA256

                                    98fc43994599573e7181c849e5865f23b4f05f85c1115dff53c58764d80373fb

                                    SHA512

                                    f18df18cab6b5ecd71b79c81a2a1fdac42cc9960f62f06ac25f4d6487792705f2766ee3a10239eaac940d090186e6bc820e4eb7a5ee138f6e5c1c64f951b960c

                                  • 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

                                    5a266935744411b4942ebbabef7cf2b0

                                    SHA1

                                    73a2469e05633fb6b64991093968bd735ed633d5

                                    SHA256

                                    6779564575d2a3a56b1fbfb63697b89c4bcb107dd633f9d8ba8851dbc66e25ce

                                    SHA512

                                    7b0a97c91e126d181f82b21358d41f53d05b87f526fd7b5d31d52e84772ab62aa6e035f1b884112730a3842453b4f81f547c0a2568045045ceea235ae9726f90

                                  • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

                                    Filesize

                                    66KB

                                    MD5

                                    ac06a763298ee3607f63b0e7d9606f7a

                                    SHA1

                                    836e142b50108dfbcddebb7da7c13a3065814641

                                    SHA256

                                    9186acc1e86987d992d9469e089837113e39856fbfa44c34ac36eb76ff6b0852

                                    SHA512

                                    815495e462bdaa9419efb07db0c02bc41a645142a8a41161ffc90eb89708baa7972aedc7c52fd7aba418a94b0810db04bef0f0b44f6efc240300cf54e910bf9b