Analysis

  • max time kernel
    55s
  • max time network
    59s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-10-2023 10:23

General

  • Target

    invoice_2318362983713_823931342io.pdf.exe

  • Size

    247KB

  • MD5

    ea039a854d20d7734c5add48f1a51c34

  • SHA1

    9615dca4c0e46b8a39de5428af7db060399230b2

  • SHA256

    69e966e730557fde8fd84317cdef1ece00a8bb3470c0b58f3231e170168af169

  • SHA512

    6718e54a59b91537c41ac913f9d8d6ad97b08cf6a61a4d174458738579a33471ef357173fd9eb4d4c9652ed2bf86c41f6da3cdd20fd7af643cd9f5ee6c9e30d5

  • SSDEEP

    6144:Tz/LBBTHT+7oEf2ZstxQMSGToLoOhD2saLsW8fsmFBkObjD:PLBdy7FpQMlToThD+sW8fsmP7bj

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Unexpected DNS network traffic destination 6 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs
  • Suspicious use of FindShellTrayWindow 25 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\invoice_2318362983713_823931342io.pdf.exe
    "C:\Users\Admin\AppData\Local\Temp\invoice_2318362983713_823931342io.pdf.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2428
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe"
      2⤵
      • Deletes itself
      PID:3768
  • 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:4668
    • 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=0x120,0x124,0x128,0xfc,0x12c,0x7ffc176e46f8,0x7ffc176e4708,0x7ffc176e4718
      2⤵
        PID:3544
      • 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=2100,4264522025567972254,6819444056276451495,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2380 /prefetch:3
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:5000
      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2152 /prefetch:2
        2⤵
          PID:4208
        • 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=2100,4264522025567972254,6819444056276451495,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2772 /prefetch:8
          2⤵
            PID:2972
          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=3364 /prefetch:1
            2⤵
              PID:2120
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=3372 /prefetch:1
              2⤵
                PID:2140
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=4648 /prefetch:1
                2⤵
                  PID:3908
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=4552 /prefetch:1
                  2⤵
                    PID:5096
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5220 /prefetch:1
                    2⤵
                      PID:4804
                    • 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=2100,4264522025567972254,6819444056276451495,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5628 /prefetch:8
                      2⤵
                        PID:4868
                      • 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=2100,4264522025567972254,6819444056276451495,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5628 /prefetch:8
                        2⤵
                        • Suspicious behavior: EnumeratesProcesses
                        PID:2680
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=3740 /prefetch:1
                        2⤵
                          PID:1420
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=5452 /prefetch:1
                          2⤵
                            PID:1760
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=5468 /prefetch:1
                            2⤵
                              PID:4260
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=4592 /prefetch:1
                              2⤵
                                PID:2828
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,4264522025567972254,6819444056276451495,131072 --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=4380 /prefetch:1
                                2⤵
                                  PID:2988
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:4692
                                • C:\Windows\System32\CompPkgSrv.exe
                                  C:\Windows\System32\CompPkgSrv.exe -Embedding
                                  1⤵
                                    PID:4900

                                  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

                                    0629525c94f6548880f5f3a67846755e

                                    SHA1

                                    40ef667fc04bb1c0ae4bf2c17ded88594f0f4423

                                    SHA256

                                    812576f4a24f399abbd54b83ba7f404f021d4a7d2ec0fd2f988ebf4cbf8477ee

                                    SHA512

                                    f74d2e4a65a152f46852eb78dd70a958fdfb8c14e060ca41ffa783b7362e44659cc5fc73f59f3edb1f1d817000b85de7c1860512aa65d937eb5a0a8d9e5890fa

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

                                    Filesize

                                    111B

                                    MD5

                                    807419ca9a4734feaf8d8563a003b048

                                    SHA1

                                    a723c7d60a65886ffa068711f1e900ccc85922a6

                                    SHA256

                                    aa10bf07b0d265bed28f2a475f3564d8ddb5e4d4ffee0ab6f3a0cc564907b631

                                    SHA512

                                    f10d496ae75db5ba412bd9f17bf0c7da7632db92a3fabf7f24071e40f5759c6a875ad8f3a72bad149da58b3da3b816077df125d0d9f3544adba68c66353d206c

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

                                    Filesize

                                    5KB

                                    MD5

                                    14f01a66a968c67055388f162499ff11

                                    SHA1

                                    53144a01a6994a599a3bd017ef92e8b44cb3e89e

                                    SHA256

                                    465a9d859d70df9c6d3025c5820c798abd49c595de0ea4eb955e4bd3fd8f41d8

                                    SHA512

                                    e1dada9ee6d24d317080b10275c74adf657670e8aaefa579c602c39e82ef430680f541116d4ca89234ae13cb4234f4eae391969e89a6e6093a590dd5927b9dc7

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

                                    Filesize

                                    5KB

                                    MD5

                                    ccec538d6a6a639c7947815b757cf926

                                    SHA1

                                    f64cb313e34aa677c31c91feb91ee74df9a32022

                                    SHA256

                                    8b2ad746779a63be1431e6f6f7ebae5398b458d3eb3934115f6dfe29cc959d1a

                                    SHA512

                                    b95e67e5f26bd5198e790711ed67cea93caf25736e254dd678ad2105f610cda80b9f5d2d5ba3af439dfac639e79575b10820d9ce8514472b0bf422e205425e4e

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

                                    Filesize

                                    6KB

                                    MD5

                                    3e9cb1e55fb3a9e8b897593514c5562b

                                    SHA1

                                    6f10db47839249452480247ba9da5ee71ab40783

                                    SHA256

                                    374fbf1eb6929bc2c729085da2f99a99325aa1b1376d020885b04b2f76267132

                                    SHA512

                                    561a4413ca24509a4f5fed378d8d061cd9e0d24a1674bb045a4c9e480e54c141a76726006b73ffe9c912d50e81c17ab28d123064fac2740666965210b6b2372e

                                  • 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

                                    4KB

                                    MD5

                                    88aea65f4eadd6d8c520100c0ad932ac

                                    SHA1

                                    73614f54a7f2a04e25bf362cd62bf9fd14e4f0fc

                                    SHA256

                                    7a0e7265e1c0f1e3767b1ba482c041cf40d44c7e5ce407b6dfed72317c0c8046

                                    SHA512

                                    cb1493a285b3d5075220c37489db02169e30c3a9d3c282d6e32ad789942189794a8a50bfe86db803d296274bafd0dba9e9b32e7379489fb5d6819e855b8a2b0a

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

                                    Filesize

                                    4KB

                                    MD5

                                    905d2f57fafef79a21641c6af9bbadb4

                                    SHA1

                                    cc313be7fc0f19df4ebda6192408f7f63ff67986

                                    SHA256

                                    ece67973b99a8d5193da7fed20717d01ef5940656fdf61dea0667e6552a41942

                                    SHA512

                                    e73749b6b7012a2d1644da5c38c2b781b8d93677078f1e67ce600eeb78b0be2aea6361cb9be191aba4e09a89aca146b9b21fb90b185fd2bb222c960d14f64cf4

                                  • memory/2428-5-0x0000000000400000-0x0000000000441000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/2428-0-0x0000000000400000-0x0000000000441000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/2428-1-0x0000000000400000-0x0000000000441000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/2428-16-0x0000000000400000-0x0000000000441000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/2428-13-0x0000000002530000-0x0000000002571000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/2428-12-0x0000000000400000-0x0000000000441000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/2428-2-0x0000000000400000-0x0000000000441000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/2428-3-0x0000000002530000-0x0000000002571000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/2428-4-0x0000000000400000-0x0000000000441000-memory.dmp

                                    Filesize

                                    260KB

                                  • memory/3264-18-0x0000000000D90000-0x0000000000DA2000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3264-6-0x0000000000D90000-0x0000000000DA2000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3264-7-0x0000000000D90000-0x0000000000DA2000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3264-10-0x0000000000D90000-0x0000000000DA2000-memory.dmp

                                    Filesize

                                    72KB

                                  • memory/3264-14-0x0000000000D70000-0x0000000000D73000-memory.dmp

                                    Filesize

                                    12KB