Analysis

  • max time kernel
    150s
  • max time network
    156s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-11-2022 15:41

General

  • Target

    63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2.exe

  • Size

    965KB

  • MD5

    925c5799af9bad558c7b67e3eae9c7b9

  • SHA1

    27c39a087d526d859b71035399a69ad31f2098a6

  • SHA256

    63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

  • SHA512

    6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

  • SSDEEP

    24576:htb20pkaCqT5TBWgNQ7awG92RH4uEFWY6A:yVg5tQ7awG92RY3F/5

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • AutoIT Executable 2 IoCs

    AutoIT scripts compiled to PE executables.

  • Detected potential entity reuse from brand microsoft.
  • Suspicious use of SetThreadContext 1 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
  • NTFS ADS 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 10 IoCs
  • Suspicious use of SendNotifyMessage 8 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2.exe
    "C:\Users\Admin\AppData\Local\Temp\63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2.exe"
    1⤵
    • Checks computer location settings
    • NTFS ADS
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:2540
    • C:\Users\Admin\AppData\Roaming\19716.exe
      "C:\Users\Admin\AppData\Roaming\19716.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • NTFS ADS
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3512
      • C:\Windows\SysWOW64\WerFault.exe
        "C:\Windows\SysWOW64\WerFault.exe"
        3⤵
          PID:2968
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=WerFault.exe&platform=0009&osver=7&isServer=0&shimver=4.0.30319.0
            4⤵
            • Enumerates system info in registry
            • Modifies registry class
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
            • Suspicious use of FindShellTrayWindow
            • Suspicious use of WriteProcessMemory
            PID:3392
            • 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=0xf8,0xfc,0x100,0xd4,0x104,0x7fff3b0746f8,0x7fff3b074708,0x7fff3b074718
              5⤵
                PID:5044
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2156 /prefetch:2
                5⤵
                  PID:1376
                • 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=2100,8083871611209069831,14671031639703953835,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2212 /prefetch:3
                  5⤵
                  • Suspicious behavior: EnumeratesProcesses
                  PID:2632
                • 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=2100,8083871611209069831,14671031639703953835,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2652 /prefetch:8
                  5⤵
                    PID:2212
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --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=3832 /prefetch:1
                    5⤵
                      PID:3456
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --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=3896 /prefetch:1
                      5⤵
                        PID:4752
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4680 /prefetch:1
                        5⤵
                          PID:3552
                        • 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=2100,8083871611209069831,14671031639703953835,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=5588 /prefetch:8
                          5⤵
                            PID:944
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4216 /prefetch:1
                            5⤵
                              PID:4688
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --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=5668 /prefetch:1
                              5⤵
                                PID:2248
                              • 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=2100,8083871611209069831,14671031639703953835,131072 --lang=en-US --service-sandbox-type=service --mojo-platform-channel-handle=6096 /prefetch:8
                                5⤵
                                  PID:3720
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6156 /prefetch:1
                                  5⤵
                                    PID:4972
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --disable-gpu-compositing --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6172 /prefetch:1
                                    5⤵
                                      PID:4120
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,8083871611209069831,14671031639703953835,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --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=6828 /prefetch:2
                                      5⤵
                                      • Suspicious behavior: EnumeratesProcesses
                                      PID:5024
                                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://go.microsoft.com/fwlink/?prd=11324&pver=4.5&sbp=AppLaunch2&plcid=0x409&o1=SHIM_NOVERSION_FOUND&version=(null)&processName=WerFault.exe&platform=0009&osver=7&isServer=0&shimver=4.0.30319.0
                                    4⤵
                                      PID:4468
                                      • 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,0x100,0x104,0xd8,0x108,0x7fff3b0746f8,0x7fff3b074708,0x7fff3b074718
                                        5⤵
                                          PID:4276
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:176

                                  Network

                                  MITRE ATT&CK Matrix ATT&CK v6

                                  Persistence

                                  Registry Run Keys / Startup Folder

                                  1
                                  T1060

                                  Defense Evasion

                                  Modify Registry

                                  1
                                  T1112

                                  Discovery

                                  Query Registry

                                  2
                                  T1012

                                  System Information Discovery

                                  3
                                  T1082

                                  Replay Monitor

                                  Loading Replay Monitor...

                                  Downloads

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

                                    152B

                                    MD5

                                    71b657795f1d63721f304fcf46915016

                                    SHA1

                                    d2cabf753a2b8888642a3a26878e7f47784153b2

                                    SHA256

                                    f6d95ff8ef0a6098a3c31bedf0f623555cf3855bab0142f2350f07eb85832c28

                                    SHA512

                                    dd1d8e6e56463cba11da14b604c4dcedf13e1914c4afab93121f6535a30120e0d907c0129c6eebfc8a0a70a557d2f6d467a24fe0bac960c79519049e1931ea20

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

                                    152B

                                    MD5

                                    71b657795f1d63721f304fcf46915016

                                    SHA1

                                    d2cabf753a2b8888642a3a26878e7f47784153b2

                                    SHA256

                                    f6d95ff8ef0a6098a3c31bedf0f623555cf3855bab0142f2350f07eb85832c28

                                    SHA512

                                    dd1d8e6e56463cba11da14b604c4dcedf13e1914c4afab93121f6535a30120e0d907c0129c6eebfc8a0a70a557d2f6d467a24fe0bac960c79519049e1931ea20

                                  • C:\Users\Admin\AppData\Local\Temp\r
                                    Filesize

                                    1KB

                                    MD5

                                    8db5d85d4e4fdd5502d657ac2f777304

                                    SHA1

                                    c0e5a0782cf843aa2e82c36a1df367d8ea5c03d4

                                    SHA256

                                    af005b46e08dddc9820363673bc425500f5ed7ab5c30f26f3ce273b8f9971f5c

                                    SHA512

                                    acc00a26d8177723fe8c8caf413e88d72c446d9a56d459b8748102a90cbfb1a56e9df9c2d7db40eb5b6d4888ec9519e7af715d23644d99ceb33fd0c8081835ff

                                  • C:\Users\Admin\AppData\Local\Temp\rr
                                    Filesize

                                    120KB

                                    MD5

                                    706163c82f744ddb7d9919f030f4d4ee

                                    SHA1

                                    5acd8e78a4cfbb85b1d0eeace5954574d556b773

                                    SHA256

                                    fb32ba1bcea5bd8390f57f7e878f5cc7bbc1c445b12ada4d908d9f6934b391dc

                                    SHA512

                                    d92f5040d585faa2e28f1122304d55fe513db6f51ca407b5b946ade8f492e9e01f8a2ad8a53f8ec6bb52a6b0b0c5420f5b62de0037cc18156c43e00387a0b27c

                                  • C:\Users\Admin\AppData\Roaming\19716.exe
                                    Filesize

                                    965KB

                                    MD5

                                    925c5799af9bad558c7b67e3eae9c7b9

                                    SHA1

                                    27c39a087d526d859b71035399a69ad31f2098a6

                                    SHA256

                                    63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

                                    SHA512

                                    6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

                                  • C:\Users\Admin\AppData\Roaming\19716.exe
                                    Filesize

                                    965KB

                                    MD5

                                    925c5799af9bad558c7b67e3eae9c7b9

                                    SHA1

                                    27c39a087d526d859b71035399a69ad31f2098a6

                                    SHA256

                                    63c9d0f6a29b0f219f00a850c41144c5041fc1b33bd905b5cd4239e5a2ab06e2

                                    SHA512

                                    6dca8dd42d137572bbc128cb86589d11e66de56a0c7ade648507d0a36e54095d3ad00f44c46926c7fa40453a0ecc5131f02887cb0e685c7cfd81865b3f4cb18c

                                  • \??\pipe\LOCAL\crashpad_3392_AZJEGLZPQBNHMEFG
                                    MD5

                                    d41d8cd98f00b204e9800998ecf8427e

                                    SHA1

                                    da39a3ee5e6b4b0d3255bfef95601890afd80709

                                    SHA256

                                    e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                    SHA512

                                    cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                                  • memory/944-156-0x0000000000000000-mapping.dmp
                                  • memory/1376-141-0x0000000000000000-mapping.dmp
                                  • memory/2212-145-0x0000000000000000-mapping.dmp
                                  • memory/2248-160-0x0000000000000000-mapping.dmp
                                  • memory/2632-142-0x0000000000000000-mapping.dmp
                                  • memory/2968-138-0x0000000000400000-0x0000000000424000-memory.dmp
                                    Filesize

                                    144KB

                                  • memory/2968-137-0x0000000000000000-mapping.dmp
                                  • memory/3456-150-0x0000000000000000-mapping.dmp
                                  • memory/3512-132-0x0000000000000000-mapping.dmp
                                  • memory/3552-154-0x0000000000000000-mapping.dmp
                                  • memory/3720-162-0x0000000000000000-mapping.dmp
                                  • memory/4120-166-0x0000000000000000-mapping.dmp
                                  • memory/4276-146-0x0000000000000000-mapping.dmp
                                  • memory/4688-158-0x0000000000000000-mapping.dmp
                                  • memory/4752-152-0x0000000000000000-mapping.dmp
                                  • memory/4972-164-0x0000000000000000-mapping.dmp
                                  • memory/5024-167-0x0000000000000000-mapping.dmp
                                  • memory/5044-139-0x0000000000000000-mapping.dmp