Analysis

  • max time kernel
    173s
  • max time network
    194s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 10:48

General

  • Target

    f345257ed36358bf1f3fc0bbcf43bd4d4015393a090521c475f7d1880dd32519.exe

  • Size

    215KB

  • MD5

    af597217242b99d0071e994afbd92855

  • SHA1

    8802cd3eca4b6e274ff4df3fbbb4e7bb534bf90c

  • SHA256

    f345257ed36358bf1f3fc0bbcf43bd4d4015393a090521c475f7d1880dd32519

  • SHA512

    de1ce56f2e15f9d3637c6b84c836028ffe615d5bdefee2604daad9d4a819e6748b2264bd4905c46437c5ab64ee15be25dec409ac33cf0214ac456543359ed8dd

  • SSDEEP

    3072:qgXdZt9P6D3XJE45Wfi8PHeqPrIIUV54lRYipbBOQpBDrm7wqnVN3Pd+KkrD:qe34+VqADeV50JbfO7N/d6

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Loads dropped DLL 19 IoCs
  • Drops file in Program Files directory 2 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
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f345257ed36358bf1f3fc0bbcf43bd4d4015393a090521c475f7d1880dd32519.exe
    "C:\Users\Admin\AppData\Local\Temp\f345257ed36358bf1f3fc0bbcf43bd4d4015393a090521c475f7d1880dd32519.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3236
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://k.shuianshanba.com/f345257ed36358bf1f3fc0bbcf43bd4d4015393a090521c475f7d1880dd32519.exe/sohu.jpg
      2⤵
      • Enumerates system info in registry
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4276
      • 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,0x100,0x104,0xd8,0x108,0x7ffec9f746f8,0x7ffec9f74708,0x7ffec9f74718
        3⤵
          PID:2652
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2124,3150775427047433501,15798710640252962714,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2160 /prefetch:2
          3⤵
            PID:4768
          • 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=2124,3150775427047433501,15798710640252962714,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2272 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:4796
          • 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=2124,3150775427047433501,15798710640252962714,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2088 /prefetch:8
            3⤵
              PID:2880
        • C:\Windows\System32\CompPkgSrv.exe
          C:\Windows\System32\CompPkgSrv.exe -Embedding
          1⤵
            PID:1288

          Network

          MITRE ATT&CK Matrix ATT&CK v6

          Discovery

          System Information Discovery

          2
          T1082

          Query Registry

          1
          T1012

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\NsProcess.dll
            Filesize

            4KB

            MD5

            05450face243b3a7472407b999b03a72

            SHA1

            ffd88af2e338ae606c444390f7eaaf5f4aef2cd9

            SHA256

            95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89

            SHA512

            f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\NsProcess.dll
            Filesize

            4KB

            MD5

            05450face243b3a7472407b999b03a72

            SHA1

            ffd88af2e338ae606c444390f7eaaf5f4aef2cd9

            SHA256

            95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89

            SHA512

            f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\System.dll
            Filesize

            11KB

            MD5

            c17103ae9072a06da581dec998343fc1

            SHA1

            b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

            SHA256

            dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

            SHA512

            d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • C:\Users\Admin\AppData\Local\Temp\nsp2DA8.tmp\inetc.dll
            Filesize

            20KB

            MD5

            50fdadda3e993688401f6f1108fabdb4

            SHA1

            04a9ae55d0fb726be49809582cea41d75bf22a9a

            SHA256

            6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

            SHA512

            e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

          • \??\pipe\LOCAL\crashpad_4276_IEXQENMZLTGSTZTS
            MD5

            d41d8cd98f00b204e9800998ecf8427e

            SHA1

            da39a3ee5e6b4b0d3255bfef95601890afd80709

            SHA256

            e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

            SHA512

            cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

          • memory/2652-154-0x0000000000000000-mapping.dmp
          • memory/2880-160-0x0000000000000000-mapping.dmp
          • memory/3236-143-0x0000000000511000-0x0000000000514000-memory.dmp
            Filesize

            12KB

          • memory/3236-140-0x0000000002CE1000-0x0000000002CE4000-memory.dmp
            Filesize

            12KB

          • memory/3236-137-0x0000000002F41000-0x0000000002F44000-memory.dmp
            Filesize

            12KB

          • memory/4276-147-0x0000000000000000-mapping.dmp
          • memory/4768-156-0x0000000000000000-mapping.dmp
          • memory/4796-157-0x0000000000000000-mapping.dmp