Analysis

  • max time kernel
    300s
  • max time network
    247s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    02-12-2024 16:31

General

  • Target

    https://www.dropbox.com/scl/fi/j3tjzg5l5cn8o2g9nhulc/Or-amentoProdutosPdf.msi?rlkey=zq16gpcx74mv2k73ut38hdjsw&st=h34fzzpv&dl=1

Malware Config

Signatures

  • AteraAgent

    AteraAgent is a remote monitoring and management tool.

  • Ateraagent family
  • Detects AteraAgent 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 32 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.dropbox.com/scl/fi/j3tjzg5l5cn8o2g9nhulc/Or-amentoProdutosPdf.msi?rlkey=zq16gpcx74mv2k73ut38hdjsw&st=h34fzzpv&dl=1
    1⤵
    • Drops file in Windows directory
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1596
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=123.0.6312.123 --initial-client-data=0x21c,0x220,0x224,0x1f8,0x228,0x7ffec353cc40,0x7ffec353cc4c,0x7ffec353cc58
      2⤵
        PID:2152
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=2060,i,918278184864601751,6331682315943404600,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=2052 /prefetch:2
        2⤵
          PID:1340
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=2004,i,918278184864601751,6331682315943404600,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=1756 /prefetch:3
          2⤵
            PID:3140
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=2268,i,918278184864601751,6331682315943404600,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=2448 /prefetch:8
            2⤵
              PID:4812
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3128,i,918278184864601751,6331682315943404600,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=3164 /prefetch:1
              2⤵
                PID:3664
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3156,i,918278184864601751,6331682315943404600,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=3200 /prefetch:1
                2⤵
                  PID:4400
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4616,i,918278184864601751,6331682315943404600,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=4628 /prefetch:8
                  2⤵
                    PID:2508
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --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 --no-appcompat-clear --gpu-preferences=WAAAAAAAAADoAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAACEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=500,i,918278184864601751,6331682315943404600,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=836 /prefetch:8
                    2⤵
                    • Suspicious behavior: EnumeratesProcesses
                    PID:1876
                • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                  "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                  1⤵
                    PID:1432
                  • C:\Windows\system32\svchost.exe
                    C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                    1⤵
                      PID:3728

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BrowsingTopicsState

                      Filesize

                      649B

                      MD5

                      61f0fa047da52b1a3e56a2a00ff5ab93

                      SHA1

                      0d75f1ae2cdb85e0a39a3cf7c0d7a085f1daf00f

                      SHA256

                      c810b9d757bc935b4a100477aac0905d27dff1e9b4e29cde93bfeabe5b6fc09e

                      SHA512

                      ed7e0d35e0f4d2d9ae0098a6d6ee800b71cc23714494665e6d6bf8536f2a41b02880c1268d7c20f3d96f321d017a18a85a0f409b20fa03c9dc0ef57efff1d1a5

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                      Filesize

                      2KB

                      MD5

                      a99c8d35be428b00c0377d1513e14553

                      SHA1

                      125b253117dfcdace3878007211cd334988726bf

                      SHA256

                      f9720ca381a1cec3bdf2d1ab06a639f3ab3537104add282d1a2e4324bde85378

                      SHA512

                      502c04e41fc3abdf7364318e328afef714d70a9a12e68c7e6e2c3d5d46902324dd0cc8fee93177e3b448d91c4f8c027cdee115ab9e6eb55b61bcced297c7ea14

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                      Filesize

                      1KB

                      MD5

                      bfaecc3dbd6403478cc4229a11124ac6

                      SHA1

                      c868e1dc28df08fd2d856f1926ed068d43f14d1b

                      SHA256

                      b744370865e53f0db4fb21778a518f19bd93ee3e82af084c0848242985b2f08d

                      SHA512

                      e57fc5f8d9a8c705fd2b30c3e3bcd99942a028c8d1d4a63c4d5f20e656e9ae0ca805e29b848b7bd7b0951edf03a1c4def38402f59b8d03e6fbe59e99f4a085bd

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                      Filesize

                      2B

                      MD5

                      d751713988987e9331980363e24189ce

                      SHA1

                      97d170e1550eee4afc0af065b78cda302a97674c

                      SHA256

                      4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                      SHA512

                      b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                      Filesize

                      690B

                      MD5

                      1682ac52243366ead28c9067f57b11cc

                      SHA1

                      ca9567f18779c182932846543cb0305c30f26f67

                      SHA256

                      227978b4ea28dab8cb7b04100b91f3fcdf1279a3cc0709fdde2435cd1cb311e1

                      SHA512

                      0bdb2a67a3d10bd50f06d10e6884ce1327d16f233ccd81b1d574c497ff75da98c0276cddd6474db53ae427d3fee9ac50ca421e8154fdd19c87e4a7ea089f740a

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      a717efb97fb5393cb941ec3078a1d8b9

                      SHA1

                      0522de5d39e7566a68a4d21c47dec58fe0a468c7

                      SHA256

                      604af1785c50983785b10dd5bf524a7ef93c00134db1f9c413562d3260c785f5

                      SHA512

                      2bde87f0aad730c4c585eb02955f385ab73d56db90e6bae00bdfde7bb139e020a8bec495aaccf503f46e66a60eb546e22391fe56ee7f57c3ffcf733ebd0ae257

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      2c020ca09300dbc404ae0c81099041f2

                      SHA1

                      231d19d7190e6fae79de3ff755dc014e0ffbb497

                      SHA256

                      4f36daab096b0992ef561f7cab59d9ce2042b1be94949cde16e282001a00ccfa

                      SHA512

                      025808f73fd57029687fa278efcadb1d869a92c57fb5827d30b3a834020061d4c4e1d77acbd3a0d0cd6e547ba5228ab4f7671b5424d6b908ff44f1a114e1ceda

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      1e37a8f19e8d314e631acac2edd657c3

                      SHA1

                      6364495d8f75e06967bbebc1628ad086efa7ec5e

                      SHA256

                      4f5ff374dfc815c233d9738ee8f38f930be5468b4b2885eacebab512362c18fa

                      SHA512

                      3c9d6eee89c47e588baf943509093f3e78d79bb986304e58602350dcd9fbc4561684aa041e5fc18738bd0fb5d50fe93e4d6d189cdbfadcff97d2bdac05488aa3

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      d4ccef80c047797b233eb34967859852

                      SHA1

                      e813991b86a56b0457abefd79f1d449356c52b4b

                      SHA256

                      2157b04812ba23aa4fbc8e1aaf28398ded18b5ce00b7a58c2e1bccde6592de08

                      SHA512

                      adaa93c774e49f366669195407a1e2ec2aa14434ee93bbd10ae44bdb158bb76db6c87a39f56724c84e53349c670bf0f3940e64ef538ad88c703a7a63f8b53e78

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      f23c342ace4701a97c32dcc663cf67eb

                      SHA1

                      d43b7f39cea258ed54f6eb97e0a51d7c6befc950

                      SHA256

                      816211027a3dc4ba6f55f3699beb7d5c021af1b9477574efcff8e4eebfe73488

                      SHA512

                      6b0d20da8dc5482db6050436c96bf422025c9d2872c8eb893498fde9f50c7055e99c9b346c450a5cd3534c541d4049cdab66f6368996e10c976fd7c7cca51416

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      0f62820368fcc0bd95c1c036a855ccfc

                      SHA1

                      a45c2ee401132778b3c5d50b19ff45f35af55520

                      SHA256

                      7fd7665965596fd650a65f26a62111d6e546478cf79d5265d61de13f0698dbb5

                      SHA512

                      20d74d86aa5552be5ab536eac00b973c094bd963f7777e9e188d2e448d90f910e62d7d6b99e30795182f24cfaa96a22141572df27e323301427626dbab54259b

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      970c6d1b509a95448d0af3c17745686a

                      SHA1

                      f40b02dd3f857d64328c0e59eeaf19d95e374dd5

                      SHA256

                      ff82443c568c51e78a81b88c8cb97f76f8af208c7ecd1db449a05572d0ad96e5

                      SHA512

                      633c0dfb2b2758e15a8e429f54dbb8d64f36d273a5c0719634410876b08950f27e212a3d9f26db70731e09188961e9583386b88aa94af9f396c316f98c62971b

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      fe0f2f2d49deb71dc891ac2859bb0eac

                      SHA1

                      03a6e8947767642f592b3211ab2c20938cbe35a5

                      SHA256

                      76182743a17f9583301b6a11c0fccdf117218ceee2d9a626991de1d136265373

                      SHA512

                      b5f2cd1265d36e0f4310aeb5e7ce7709bd2760e51dcb4a83b241dc2f0b1512df30bcfd10c760b250460a65584a7b189acdb56076ad320f343e5eb857ae1bd386

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      d7dbc05998d2753468e8f559d2fd6f74

                      SHA1

                      2bfcf251fd631183e264c35530a3c3b2b48faf41

                      SHA256

                      4ac18321c79877c8333ad0d04b32ba53f33894494537e212a41586bd2cf1897b

                      SHA512

                      cb7f457ab34eb119c17e1f99dd5ff0aaba6ad7b1b1c890c3dcdd64f5e5148f11266ce471d7dbd42e7322642846fd9703ce0c611676419460897c72e89370032a

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                      Filesize

                      9KB

                      MD5

                      7be3751a9e5a631f1b4e9e521a2b5d52

                      SHA1

                      bdd7c56b7b58ab3d1e8c3f2f336315eb37ab9aa0

                      SHA256

                      4c87c12aa5815b2f5fe768af93109ecefc0fdb351f422dcd74312d07c2f622b0

                      SHA512

                      d26b508c3859b176d36eb9b18c77abee208b9c5a299f69a0f302e41fa3ba0d574c4228c9056d04c9fc016213f0ef73ad67e9f45411bc2f1a8412337974ba0549

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\c8c4e36f-6db5-42b7-a286-2482413d6cf6.tmp

                      Filesize

                      9KB

                      MD5

                      552344d9dbe2b94e4e1ab6c907153bcb

                      SHA1

                      77fb3b349bc0fb7a61f9017fe6c26e868509bffc

                      SHA256

                      96c84cf4d31c69830af4727cb4065bec608975c7c72662bf2f87cfec7d307a0a

                      SHA512

                      78a4ea042187af94e3c4f5e0082a32428cba8f825c182abbb18638a0925de18190ab9921d74a2a67c3ef235af7b18030691a5d8ec957e57398e1de8162d2643a

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                      Filesize

                      118KB

                      MD5

                      1d5efd8aabde2a1080028ed248f82a0f

                      SHA1

                      1b66669e48d4b9d92fc1118b87c190ab3e2da4f9

                      SHA256

                      df20cbb27f319d8a3e82dda96e1727c7983e85f3e70bd9bd3b601b0ecf9fe011

                      SHA512

                      95e428fcbd08ec4ea81a40bf9104695eb902a26e1fa8c10e64a470470b773449ed4b6eb3ba7d868c6aafd42da88cef5067ec4c39e4775a9defc8295dc15cb43d

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                      Filesize

                      118KB

                      MD5

                      8a71cdd0de620c010a19dc38d255b582

                      SHA1

                      00d931801ac67ba12a64bd50d6f85769754feac4

                      SHA256

                      11504f2d3a4c42e2dcc7290b62e29edd08f04c3fc82ca9dfadad22aad65017eb

                      SHA512

                      fa183f23507f73aaab1095a01d72a8f157b2e3fad8370894e7ab81bbebb32ec85d23a399ec9e684485aa5e0f2eff53332a1590be2fcb99a953dea63d525998b3

                    • C:\Users\Admin\Downloads\Unconfirmed 10586.crdownload

                      Filesize

                      2.9MB

                      MD5

                      db4fb1435b38c0356341f3ba240b81b4

                      SHA1

                      48d5a1ff9d41dbb0b13ce17ae1f6d79be96a1bc8

                      SHA256

                      7c3142768abb93df6e5a48d19bb98be75a7c546cd4f39d7009fd05393dfc9d13

                      SHA512

                      9b637a4d3846b61cf960e168dcfee2d7c39808b4cf54e2e034e2d7d7bd201d32e3032bba5f42d9a996c193ff4c9b3816c3318836b476dbda1394c626654821f3

                    • \??\pipe\crashpad_1596_TBOXOBMJTSTZARTT

                      MD5

                      d41d8cd98f00b204e9800998ecf8427e

                      SHA1

                      da39a3ee5e6b4b0d3255bfef95601890afd80709

                      SHA256

                      e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                      SHA512

                      cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e