Analysis

  • max time kernel
    155s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-01-2023 23:37

General

  • Target

    8808e4e220fcda37bdb05b703e86053f88a6ebd68037d37ef89754c459d7ad2b.exe

  • Size

    169KB

  • MD5

    c99e32fb49a2671a6136535c6537c4d7

  • SHA1

    ada9bcb3da63e7b989b279fb6c3bc9fe7ff7b41f

  • SHA256

    8808e4e220fcda37bdb05b703e86053f88a6ebd68037d37ef89754c459d7ad2b

  • SHA512

    ad77caa95954281cdb11239e832953a5c256981b2bc12fe48029ae002bd49c2715108bdf80a45f6aad459a110fa952cbb87fcae09ff23c79e2845a4296067257

  • SSDEEP

    3072:Z1E/rS2paccKntcIaKZEKIOjWqGxaTga0rIJ2SEguMG6NTCJAEhRP7ym6VwM1E6x:Z1on2KvuxaUa0NtgdTgXDTOpRh

Malware Config

Signatures

  • GlobeImposter

    GlobeImposter is a ransomware first seen in 2017.

  • Modifies extensions of user files 10 IoCs

    Ransomware generally changes the extension on encrypted files.

  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 3 IoCs
  • Drops desktop.ini file(s) 27 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8808e4e220fcda37bdb05b703e86053f88a6ebd68037d37ef89754c459d7ad2b.exe
    "C:\Users\Admin\AppData\Local\Temp\8808e4e220fcda37bdb05b703e86053f88a6ebd68037d37ef89754c459d7ad2b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:4628
    • C:\Users\Admin\AppData\Local\Temp\8808e4e220fcda37bdb05b703e86053f88a6ebd68037d37ef89754c459d7ad2b.exe
      "C:\Users\Admin\AppData\Local\Temp\8808e4e220fcda37bdb05b703e86053f88a6ebd68037d37ef89754c459d7ad2b.exe"
      2⤵
      • Modifies extensions of user files
      • Adds Run key to start application
      • Drops desktop.ini file(s)
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      PID:4720
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Public\Desktop\Read___ME.html
    1⤵
    • Adds Run key to start application
    • Enumerates system info in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:4560
    • 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=0x118,0x11c,0x120,0xf8,0x124,0x7ffcac4346f8,0x7ffcac434708,0x7ffcac434718
      2⤵
        PID:1240
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2192,2378847516536382035,2108531067311593989,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2200 /prefetch:2
        2⤵
          PID:1608
        • 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=2192,2378847516536382035,2108531067311593989,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2304 /prefetch:3
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:2616
        • 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=2192,2378847516536382035,2108531067311593989,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2784 /prefetch:8
          2⤵
            PID:3496
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2192,2378847516536382035,2108531067311593989,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3396 /prefetch:1
            2⤵
              PID:644
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2192,2378847516536382035,2108531067311593989,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3412 /prefetch:1
              2⤵
                PID:2664
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2192,2378847516536382035,2108531067311593989,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=4904 /prefetch:8
                2⤵
                  PID:3992
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --field-trial-handle=2192,2378847516536382035,2108531067311593989,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5476 /prefetch:8
                  2⤵
                    PID:4880
                  • 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=2192,2378847516536382035,2108531067311593989,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5752 /prefetch:8
                    2⤵
                      PID:4064
                    • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --configure-user-settings --verbose-logging --system-level --msedge --force-configure-user-settings
                      2⤵
                        PID:440
                        • C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --type=crashpad-handler /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Windows\TEMP\MsEdgeCrashpad --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\Installer\setup.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0x23c,0x240,0x244,0x1d8,0x248,0x7ff7c0e85460,0x7ff7c0e85470,0x7ff7c0e85480
                          3⤵
                            PID:3572
                        • 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=2192,2378847516536382035,2108531067311593989,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5752 /prefetch:8
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:1848
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2192,2378847516536382035,2108531067311593989,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5036 /prefetch:1
                          2⤵
                            PID:2036
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2192,2378847516536382035,2108531067311593989,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5004 /prefetch:1
                            2⤵
                              PID:4936
                          • C:\Windows\System32\CompPkgSrv.exe
                            C:\Windows\System32\CompPkgSrv.exe -Embedding
                            1⤵
                              PID:3712

                            Network

                            MITRE ATT&CK Enterprise v6

                            Replay Monitor

                            Loading Replay Monitor...

                            Downloads

                            • C:\Users\Admin\AppData\Local\Temp\OT6

                              Filesize

                              70KB

                              MD5

                              0fc138abd7c94c998dbf29db15481b16

                              SHA1

                              f2969233175e2d0275fb87438493108fee199b2e

                              SHA256

                              01a6c97fc1a23001fefc3c1f8c3480bc0cc444541463b8e3411f79644aef5b58

                              SHA512

                              b55afc819d3099a9da7de96e5f1c80f87b40f1bc37dc0296be22adb6e555e8869f197de1b7d7d3e271044f397e9aa3b81bbc123be4b32f59e68c28e09a95facf

                            • C:\Users\Admin\AppData\Local\Temp\nsmBF40.tmp\System.dll

                              Filesize

                              11KB

                              MD5

                              3f176d1ee13b0d7d6bd92e1c7a0b9bae

                              SHA1

                              fe582246792774c2c9dd15639ffa0aca90d6fd0b

                              SHA256

                              fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

                              SHA512

                              0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

                            • C:\Users\Admin\AppData\Local\Temp\nsmBF40.tmp\System.dll

                              Filesize

                              11KB

                              MD5

                              3f176d1ee13b0d7d6bd92e1c7a0b9bae

                              SHA1

                              fe582246792774c2c9dd15639ffa0aca90d6fd0b

                              SHA256

                              fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e

                              SHA512

                              0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6

                            • C:\Users\Public\Desktop\Read___ME.html

                              Filesize

                              4KB

                              MD5

                              3f1fd4f5b63c7e3997bacfda4c30e15d

                              SHA1

                              e47df28680a156c76171f405bfb810c0599f077e

                              SHA256

                              b58916da3b2e5e12fb4b310df5b3aac8af8820bbf12ac5c0d341b7ba6f59f746

                              SHA512

                              83888fe82a0692926bdaf41cfd63697c819e63e3829c92be9d1f9af93bf914f857273baa101cdfc2d6ebc28f8dbde3edcd2a2b1c4b7e6aab18a04b59830b185b

                            • \??\pipe\LOCAL\crashpad_4560_BTKSUFFQBGYATOFW

                              MD5

                              d41d8cd98f00b204e9800998ecf8427e

                              SHA1

                              da39a3ee5e6b4b0d3255bfef95601890afd80709

                              SHA256

                              e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                              SHA512

                              cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                            • memory/440-153-0x0000000000000000-mapping.dmp

                            • memory/644-145-0x0000000000000000-mapping.dmp

                            • memory/1240-137-0x0000000000000000-mapping.dmp

                            • memory/1608-139-0x0000000000000000-mapping.dmp

                            • memory/1848-155-0x0000000000000000-mapping.dmp

                            • memory/2036-157-0x0000000000000000-mapping.dmp

                            • memory/2616-140-0x0000000000000000-mapping.dmp

                            • memory/2664-147-0x0000000000000000-mapping.dmp

                            • memory/3496-143-0x0000000000000000-mapping.dmp

                            • memory/3572-154-0x0000000000000000-mapping.dmp

                            • memory/3992-150-0x0000000000000000-mapping.dmp

                            • memory/4720-133-0x0000000000000000-mapping.dmp

                            • memory/4720-134-0x0000000000400000-0x000000000040E600-memory.dmp

                              Filesize

                              57KB

                            • memory/4880-152-0x0000000000000000-mapping.dmp

                            • memory/4936-159-0x0000000000000000-mapping.dmp