Analysis

  • max time kernel
    146s
  • max time network
    143s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    19-11-2024 13:33

General

  • Target

    All_Employee_Memo.pdf

  • Size

    41KB

  • MD5

    651ec17c3f52d8ae3476c25d191b2ef8

  • SHA1

    e69e0caba40c838f783eecfdaaa0596fac766120

  • SHA256

    fd5cf4773e02134cc82de1cbe3476855181d1c8dd881a4cbeec5b99eca341f0e

  • SHA512

    98f9c4e4647a3314c5b59803a1adcd5bbab67785364b036d162c8994bf1371e383a443bcebb9e20a57bf398b536e8a5589352df6611816d39a10c232f237a241

  • SSDEEP

    768:ajKzzjgn1+qN5Mm3Ch22pPkk+N6LAH2NrqAYCNqUR7+X6FLKxlUYiDHnUQ6w:ajR1Lzq22lkk+gGsYCUa786FLoFiDHdf

Score
4/10

Malware Config

Signatures

  • Drops file in Program Files directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\All_Employee_Memo.pdf
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1564
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\All_Employee_Memo.pdf
      2⤵
      • Enumerates system info in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:4436
      • 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=0x128,0x12c,0x130,0x100,0x134,0x7ffbc6fd46f8,0x7ffbc6fd4708,0x7ffbc6fd4718
        3⤵
          PID:4520
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2192 /prefetch:2
          3⤵
            PID:2072
          • 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=2188,2392839075184534735,1892039880084717330,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2252 /prefetch:3
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            PID:2848
          • 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=2188,2392839075184534735,1892039880084717330,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2316 /prefetch:8
            3⤵
              PID:3064
            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --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=2204 /prefetch:1
              3⤵
                PID:4504
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3384 /prefetch:1
                3⤵
                  PID:1376
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --lang=en-US --extension-process --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=4732 /prefetch:1
                  3⤵
                    PID:3140
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=ppapi --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --lang=en-US --device-scale-factor=1 --ppapi-antialiased-text-enabled=1 --ppapi-subpixel-rendering-setting=1 --mojo-platform-channel-handle=4928 /prefetch:6
                    3⤵
                      PID:4672
                    • 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=2188,2392839075184534735,1892039880084717330,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6008 /prefetch:8
                      3⤵
                        PID:4572
                      • 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
                        3⤵
                        • Drops file in Program Files directory
                        PID:2460
                        • 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=0x11c,0x118,0x13c,0x188,0x254,0x7ff770b65460,0x7ff770b65470,0x7ff770b65480
                          4⤵
                            PID:4808
                        • 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=2188,2392839075184534735,1892039880084717330,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=6008 /prefetch:8
                          3⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:4660
                        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6036 /prefetch:1
                          3⤵
                            PID:840
                          • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                            "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --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=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=6052 /prefetch:1
                            3⤵
                              PID:1528
                            • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                              "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --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=4184 /prefetch:1
                              3⤵
                                PID:60
                              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --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=6068 /prefetch:1
                                3⤵
                                  PID:3164
                                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2188,2392839075184534735,1892039880084717330,131072 --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=10.0.19041.4355 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5268 /prefetch:2
                                  3⤵
                                  • Suspicious behavior: EnumeratesProcesses
                                  PID:6008
                            • C:\Windows\System32\CompPkgSrv.exe
                              C:\Windows\System32\CompPkgSrv.exe -Embedding
                              1⤵
                                PID:4056
                              • C:\Windows\System32\CompPkgSrv.exe
                                C:\Windows\System32\CompPkgSrv.exe -Embedding
                                1⤵
                                  PID:2004

                                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

                                  b9fc751d5fa08ca574eba851a781b900

                                  SHA1

                                  963c71087bd9360fa4aa1f12e84128cd26597af4

                                  SHA256

                                  360b095e7721603c82e03afa392eb3c3df58e91a831195fc9683e528c2363bbb

                                  SHA512

                                  ecb8d509380f5e7fe96f14966a4d83305cd9a2292bf42dec349269f51176a293bda3273dfe5fba5a32a6209f411e28a7c2ab0d36454b75e155fc053974980757

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

                                  Filesize

                                  152B

                                  MD5

                                  d9a93ee5221bd6f61ae818935430ccac

                                  SHA1

                                  f35db7fca9a0204cefc2aef07558802de13f9424

                                  SHA256

                                  a756ec37aec7cd908ea1338159800fd302481acfddad3b1701c399a765b7c968

                                  SHA512

                                  b47250fdd1dd86ad16843c3df5bed88146c29279143e20f51af51f5a8d9481ae655db675ca31801e98ab1b82b01cb87ae3c83b6e68af3f7835d3cfa83100ad44

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Edge Profile.ico

                                  Filesize

                                  70KB

                                  MD5

                                  e5e3377341056643b0494b6842c0b544

                                  SHA1

                                  d53fd8e256ec9d5cef8ef5387872e544a2df9108

                                  SHA256

                                  e23040951e464b53b84b11c3466bbd4707a009018819f9ad2a79d1b0b309bc25

                                  SHA512

                                  83f09e48d009a5cf83fa9aa8f28187f7f4202c84e2d0d6e5806c468f4a24b2478b73077381d2a21c89aa64884df3c56e8dc94eb4ad2d6a8085ac2feb1e26c2ef

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

                                  Filesize

                                  5KB

                                  MD5

                                  e881841c23d3430d5e3c8c2977d5f4fe

                                  SHA1

                                  ee4d396d5d06e3110a60a151c47d274c3cee09e5

                                  SHA256

                                  71bc0b2a061316ae82f45352354b5eda207efd0ca2a251712d030d3552d9c632

                                  SHA512

                                  d9cc872a1951df3e783673a9561346caed69927dd98630986a2f972534ffc18c300f610e35abd0dab15587ad3afa737372c0bbd05c48cfcd72295520e9c9abe6

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

                                  Filesize

                                  4KB

                                  MD5

                                  84f2d72aec30ad4b147b032bb3ae2136

                                  SHA1

                                  1a11b3e84e627c3f9ec807c8e76d2c12d1fcbde0

                                  SHA256

                                  76b8e4c74ae1d528c7547fcec397cbdb02711ac0c60d23e6d1cf8641f6c92c4d

                                  SHA512

                                  70967b55eb95917530b3d64c116813dbe12e9aff17b1255634f11846c3cc65b9ba3e369816ccb5e80627c0a9ce4e6bf1059dbd85db77d2aae4e30ce6d5160dee

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

                                  Filesize

                                  5KB

                                  MD5

                                  8fbe344c96c327bd106857acad2c642c

                                  SHA1

                                  817f367cd439a0d51d7e3a8f548a4208edffa2c6

                                  SHA256

                                  0873931a0ee9f2869c3bb36fb17a1a7b990115f3073484c29fd2c4f77d9c3f30

                                  SHA512

                                  fd3ab0c3d484ca7778b4019c25f0f4ec659c76c2efb60c8c1881964e2615458d54437be91bf897a46389c0cf80df58f1fa684d387ed9e20e1ec59611ca922b2b

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

                                  Filesize

                                  24KB

                                  MD5

                                  f9055ea0f42cb1609ff65d5be99750dc

                                  SHA1

                                  6f3a884d348e9f58271ddb0cdf4ee0e29becadd4

                                  SHA256

                                  1cacba6574ba8cc5278c387d6465ff72ef63df4c29cfbec5c76fbaf285d92348

                                  SHA512

                                  b1937bc9598d584a02c5c7ac42b96ed6121f16fe2de2623b74bb9b2ca3559fc7aff11464f83a9e9e3002a1c74d4bb0ee8136b0746a5773f8f12f857a7b2b3cb4

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

                                  Filesize

                                  24KB

                                  MD5

                                  d3412a01d4c3df1df43f94ecd14a889a

                                  SHA1

                                  2900a987c87791c4b64d80e9ce8c8bd26b679c2f

                                  SHA256

                                  dd1511db0f7bf3dc835c2588c1fdd1976b6977ad7babe06380c21c63540919be

                                  SHA512

                                  7d216a9db336322310d7a6191ebac7d80fd4fa084413d0474f42b6eff3feb1baf3e1fb24172ea8abcb67d577f4e3aea2bc68fdb112205fc7592a311a18952f7e

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

                                  Filesize

                                  16B

                                  MD5

                                  206702161f94c5cd39fadd03f4014d98

                                  SHA1

                                  bd8bfc144fb5326d21bd1531523d9fb50e1b600a

                                  SHA256

                                  1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

                                  SHA512

                                  0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\shared_proto_db\MANIFEST-000001

                                  Filesize

                                  41B

                                  MD5

                                  5af87dfd673ba2115e2fcf5cfdb727ab

                                  SHA1

                                  d5b5bbf396dc291274584ef71f444f420b6056f1

                                  SHA256

                                  f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4

                                  SHA512

                                  de34583a7dbafe4dd0dc0601e8f6906b9bc6a00c56c9323561204f77abbc0dc9007c480ffe4092ff2f194d54616caf50aecbd4a1e9583cae0c76ad6dd7c2375b

                                • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\shared_proto_db\metadata\CURRENT

                                  Filesize

                                  16B

                                  MD5

                                  46295cac801e5d4857d09837238a6394

                                  SHA1

                                  44e0fa1b517dbf802b18faf0785eeea6ac51594b

                                  SHA256

                                  0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                                  SHA512

                                  8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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

                                  Filesize

                                  8KB

                                  MD5

                                  8d6b81bb9a07979b7435e46de99595bc

                                  SHA1

                                  c87150fb7e62fe99b8c9a0b076a3996e92f8ec06

                                  SHA256

                                  2a6fe7dfa55a197a3ffd66ba88da2ded617cbd42f124ff3cd5903032932d2d00

                                  SHA512

                                  13838db2e3461f4805ac5b4d55d7ebd10f2a4b89f4ed706b336ab597f01cd3d9681bb7023cee250acbcda9e4ed4120ed1284394c2e2ed2440239601188d0c5c4

                                • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ccba5a5986c77e43.customDestinations-ms

                                  Filesize

                                  3KB

                                  MD5

                                  a112258126c8f1edc0a84ea3b035de92

                                  SHA1

                                  bef439ab71e03829b08f7ba5826321ecc3ee3668

                                  SHA256

                                  8d17e095148bde4ed3a993a3dc4b0c5348556fac7e22cebd8cf8139a4a444613

                                  SHA512

                                  e32913f54a10c94147dd5cb4721617158ad259bfcfb26f5f0b630a83c4a6367f1d7ab7cd5bebe9e83db3d6c90d36962b1deedce030a6d472cd47bf6728a21a38

                                • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\ccba5a5986c77e43.customDestinations-ms

                                  Filesize

                                  3KB

                                  MD5

                                  fd18b43aecaa87c43b20ceedab8f149a

                                  SHA1

                                  ddf444e4bb813e3fa4a6e57b55934caa0ca9c050

                                  SHA256

                                  1133dbc5eafe93e3980d6494297a338134db80ae4b65cd804ca812a0da2cb43e

                                  SHA512

                                  ef1d280680e6d4ece9403480b654556b7dd07a81488e47133548ef0604b43e4c300c47d042e9687af5d15cfadb3cafb651d2f262d302369acb0f8421d0276f82

                                • \??\pipe\LOCAL\crashpad_4436_IWLUGOJOAGDUIBPE

                                  MD5

                                  d41d8cd98f00b204e9800998ecf8427e

                                  SHA1

                                  da39a3ee5e6b4b0d3255bfef95601890afd80709

                                  SHA256

                                  e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                                  SHA512

                                  cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e