Resubmissions

06-01-2025 20:05

250106-ytzahswnax 7

06-01-2025 20:03

250106-ys6cfaykcj 7

06-01-2025 19:56

250106-ynwmfawle1 8

Analysis

  • max time kernel
    785s
  • max time network
    791s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241023-en
  • resource tags

    arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    06-01-2025 20:05

General

  • Target

    uninstaller.exe

  • Size

    74KB

  • MD5

    bfffc38fff05079b15a5317e279dc7a9

  • SHA1

    0c18db954f11646d65d0300e58fefcd9ff7634de

  • SHA256

    c4e59737ffd988ef4bc7a62e3316a470b1b09a9889f65908110fba3d7b1c6500

  • SHA512

    d30220e024ac242285ea757006e7da3874e5f889951de226d48c372a6a8701b76d4a917134ecc1e72c6c3a8d43444762288e7134a25d837e9f43d972675c81d6

  • SSDEEP

    1536:fRPYqa5pic6jXFdL2KiMcrgCKdO/LeAyNLs9Y0tIdJVgwkL7U3:pPA6jXFN2Mcr/tTeAt9jidJVnkfU

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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.

  • NSIS installer 2 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 11 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 12 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\uninstaller.exe
    "C:\Users\Admin\AppData\Local\Temp\uninstaller.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3516
    • C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe
      "C:\Users\Admin\AppData\Local\Temp\~nsuA.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2416
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --profile-directory=Default
    1⤵
    • Enumerates system info in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3548
    • 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=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7ff88a963cb8,0x7ff88a963cc8,0x7ff88a963cd8
      2⤵
        PID:424
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1956 /prefetch:2
        2⤵
          PID:2188
        • 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=1948,3870454046684434533,15399293070537770852,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2152 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2132
        • 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=1948,3870454046684434533,15399293070537770852,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2516 /prefetch:8
          2⤵
            PID:2524
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=3212 /prefetch:1
            2⤵
              PID:1468
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3236 /prefetch:1
              2⤵
                PID:2464
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=4004 /prefetch:1
                2⤵
                  PID:4608
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4500 /prefetch:1
                  2⤵
                    PID:2016
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3384 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3176
                  • C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5600 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:4892
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4800 /prefetch:1
                    2⤵
                      PID:1740
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=4772 /prefetch:1
                      2⤵
                        PID:3352
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3212 /prefetch:1
                        2⤵
                          PID:3388
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=1892 /prefetch:1
                          2⤵
                            PID:5112
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=15 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5636 /prefetch:1
                            2⤵
                              PID:4112
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=16 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5280 /prefetch:1
                              2⤵
                                PID:3136
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=17 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5664 /prefetch:1
                                2⤵
                                  PID:4488
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1948,3870454046684434533,15399293070537770852,131072 --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=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=5536 /prefetch:2
                                  2⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:4088
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:2992
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:792

                                  Network

                                  MITRE ATT&CK Enterprise v15

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

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

                                    Filesize

                                    152B

                                    MD5

                                    7bed1eca5620a49f52232fd55246d09a

                                    SHA1

                                    e429d9d401099a1917a6fb31ab2cf65fcee22030

                                    SHA256

                                    49c484f08c5e22ee6bec6d23681b26b0426ee37b54020f823a2908ab7d0d805e

                                    SHA512

                                    afc8f0b5b95d593f863ad32186d1af4ca333710bcfba86416800e79528616e7b15f8813a20c2cfa9d13688c151bf8c85db454a9eb5c956d6e49db84b4b222ee8

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

                                    Filesize

                                    152B

                                    MD5

                                    5431d6602455a6db6e087223dd47f600

                                    SHA1

                                    27255756dfecd4e0afe4f1185e7708a3d07dea6e

                                    SHA256

                                    7502d9453168c86631fb40ec90567bf80404615d387afc7ec2beb7a075bcc763

                                    SHA512

                                    868f6dcf32ef80459f3ea122b0d2c79191193b5885c86934a97bfec7e64250e10c23e4d00f34c6c2387a04a15f3f266af96e571bbe37077fb374d6d30f35b829

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

                                    Filesize

                                    1KB

                                    MD5

                                    6db036830092b16689aeeb8c854e0b81

                                    SHA1

                                    1423fb2209574be5bf8688949eb3d767af51ab7b

                                    SHA256

                                    b1b2b8922d6cfe83da8d44bca19cab902c895f316f7f5fff530e98c075972791

                                    SHA512

                                    64e67d86b71d20223a7185183476d31447775738b114057c8f16f832f829aad7610e9381d4b65a55854cb5fd260cf48611ea4b5f4ba1d63c450749c456e1888c

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

                                    Filesize

                                    471B

                                    MD5

                                    800abd285601de95a983fbae5075fb7e

                                    SHA1

                                    5e262023c6a95042c5ecdd5da821e04afc8db777

                                    SHA256

                                    9b904e61a3beccaec82c0937237be9ba981d9a97b8ee4602da5bca4d852f81fa

                                    SHA512

                                    544c3560e08e2b52a563b7d7dad5add052cf9c9cc65e97e182349d86b1b05a82aac883a542cdba40a1ec1f425a7855eddeb74e5a62e084df2cd5dafe76848c8c

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

                                    Filesize

                                    5KB

                                    MD5

                                    e151cf5b56e491e8f04318ebc91454be

                                    SHA1

                                    13f45272c36d6c9a0b7cec6307944e61fb29951a

                                    SHA256

                                    3830bcc73a81afbf1db24fc2e1cda87c61b2cbbf1c21b0e2cbf5e5a0ccd7cd78

                                    SHA512

                                    df3755419e53b524183376c624a9575db6ff45d7bbbc789ffffb197d04639c581ce1be2644edf4306811fb013cbbd597ab23adb42b2d39bb2fb9c95485b851eb

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

                                    Filesize

                                    6KB

                                    MD5

                                    20f31ec52d3993b7997e9b65e740e0f7

                                    SHA1

                                    e0ce021f9d4e8c9cbb888729fb796ef0fbb6c3dc

                                    SHA256

                                    01b1c5e71b074e02fe9625627aa7a7193dfe23b11099e2710be7682af65bcf03

                                    SHA512

                                    8c49c5ac9f171294c6193aff546845fbb14887735d293107304fbb57994d0a4f73de1c995441a1ab4104dfe1bcbffd09a69209808748000a394006609a5de13e

                                  • 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

                                    c6bbb69179648660984a1d70a07a5481

                                    SHA1

                                    596c6d69fe36789850fcc94d34a4f2a557e1e26f

                                    SHA256

                                    ce34b6c0703e03e6e94960299ed343aafad31099129f2475a05e86cceac0b66a

                                    SHA512

                                    90f4d7a2c404f48d078fc3a23c032afbcf7c21af0329499a8412b6cc831cfdb195d8795717cc83b5ead035a2343783c77a02ff48503652f8b272459737c865bd

                                  • C:\Users\Admin\AppData\Local\Temp\nscD822.tmp\System.dll

                                    Filesize

                                    10KB

                                    MD5

                                    56a321bd011112ec5d8a32b2f6fd3231

                                    SHA1

                                    df20e3a35a1636de64df5290ae5e4e7572447f78

                                    SHA256

                                    bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1

                                    SHA512

                                    5354890cbc53ce51081a78c64ba9c4c8c4dc9e01141798c1e916e19c5776dac7c82989fad0f08c73e81aaba332dad81205f90d0663119af45550b97b338b9cc3

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

                                    Filesize

                                    74KB

                                    MD5

                                    bfffc38fff05079b15a5317e279dc7a9

                                    SHA1

                                    0c18db954f11646d65d0300e58fefcd9ff7634de

                                    SHA256

                                    c4e59737ffd988ef4bc7a62e3316a470b1b09a9889f65908110fba3d7b1c6500

                                    SHA512

                                    d30220e024ac242285ea757006e7da3874e5f889951de226d48c372a6a8701b76d4a917134ecc1e72c6c3a8d43444762288e7134a25d837e9f43d972675c81d6