Extracted

Extracted

• • Target

    SteamSetup.exe

  • Size

    2.3MB

  • MD5

    1b54b70beef8eb240db31718e8f7eb5d

  • SHA1

    da5995070737ec655824c92622333c489eb6bce4

  • SHA256

    7d3654531c32d941b8cae81c4137fc542172bfa9635f169cb392f245a0a12bcb

  • SHA512

    fda935694d0652dab3f1017faaf95781a300b420739e0f9d46b53ce07d592a4cfa536524989e2fc9f83602d315259817638a89c4e27da709aada5d1360b717eb

  • SSDEEP

    49152:UDP/q9MIX/crfcNVBaXp1m0zyVCMwBHgFzoZhRP8:kC9MI8Hm0GCjgFc3Rk

  Score

  6^/10

  discoverypersistence

  • Adds Run key to start application

    persistence

  • Checks computer location settings

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

  behavioral1behavioral2

• • Target

    $PLUGINSDIR/StdUtils.dll

  • Size

    110KB

  • MD5

    db11ab4828b429a987e7682e495c1810

  • SHA1

    29c2c2069c4975c90789dc6d3677b4b650196561

  • SHA256

    c602c44a4d4088dbf5a659f36ba1c3a9d81f8367577de0cb940c0b8afee5c376

  • SHA512

    460d1ccfc0d7180eae4e6f1a326d175fec78a7d6014447a9a79b6df501fa05cd4bd90f8f7a85b7b6a4610e2fa7059e30ae6e17bc828d370e5750de9b40b9ae88

  • SSDEEP

    1536:cyy+HcFWrX52XWcS15c4DBVOw/bEQvWt6uouMw5m0mhdBu4NpBTvO7Fvo6mVS6oz:fy+8ozImcSNd1YHbMbCk/S

  Score

  3^/10

  discovery
  behavioral3behavioral4

• • Target

    $PLUGINSDIR/System.dll

  • Size

    22KB

  • MD5

    a36fbe922ffac9cd85a845d7a813f391

  • SHA1

    f656a613a723cc1b449034d73551b4fcdf0dcf1a

  • SHA256

    fa367ae36bfbe7c989c24c7abbb13482fc20bc35e7812dc377aa1c281ee14cc0

  • SHA512

    1d1b95a285536ddc2a89a9b3be4bb5151b1d4c018ea8e521de838498f62e8f29bb7b3b0250df73e327e8e65e2c80b4a2d9a781276bf2a51d10e7099bacb2e50b

  • SSDEEP

    384:V8QIl975eXqlWBrz7YLOlE/NyQH38E9VF6IYinAM+oZ5a1TN:VgPgrfYLO+rMEpYinAMxZG

  Score

  3^/10

  discovery
  behavioral5behavioral6

• • Target

    $PLUGINSDIR/nsDialogs.dll

  • Size

    20KB

  • MD5

    4e5bc4458afa770636f2806ee0a1e999

  • SHA1

    76dcc64af867526f776ab9225e7f4fe076487765

  • SHA256

    91a484dc79be64dd11bf5acb62c893e57505fcd8809483aa92b04f10d81f9de0

  • SHA512

    b6f529073a943bddbcb30a57d62216c78fcc9a09424b51ac0824ebfb9cac6cae4211bda26522d6923bd228f244ed8c41656c38284c71867f65d425727dd70162

  • SSDEEP

    384:ABSzm+t18pZ0WAg0RhIFgnGNyQH38E9VF6IYinAM+oZfNRoZk:NupZ/Ag0/T8MEpYinAMxZ7oW

  Score

  10^/10

  discoveryformbookgurcua01dcollectionexecutionpersistenceratspywarestealertrojan

  • Formbook

    Formbook is a data stealing malware which is capable of stealing data.

    trojanspywarestealerformbook

  • Formbook family

    formbook

  • Gurcu family

    gurcu

  • Gurcu, WhiteSnake

    Gurcu aka WhiteSnake is a malware stealer written in C#.

    stealergurcu

  • Formbook payload

    rat

  • Command and Scripting Interpreter: PowerShell

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    execution

  • Accesses Microsoft Outlook profiles

    collection

  • Adds Run key to start application

    persistence

  • Looks up external IP address via web service

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Checks computer location settings

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

  • Drops file in System32 directory

  • Suspicious use of SetThreadContext

  behavioral7behavioral8

• • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    17KB

  • MD5

    2095af18c696968208315d4328a2b7fe

  • SHA1

    b1b0e70c03724b2941e92c5098cc1fc0f2b51568

  • SHA256

    3e2399ae5ce16dd69f7e2c71d928cf54a1024afced8155f1fd663a3e123d9226

  • SHA512

    60105dfb1cd60b4048bd7b367969f36ed6bd29f92488ba8cfa862e31942fd529cbc58e8b0c738d91d8bef07c5902ce334e36c66eae1bfe104b44a159b5615ae5

  • SSDEEP

    384:PbGgezxEqoyGgmkNFNyQH38E9VF6IYinAM+oZhc3iMy8:T31yGLkbMEpYinAMxZAy8

  Score

  3^/10

  discovery
  behavioral10behavioral9

• • Target

    $PLUGINSDIR/nsProcess.dll

  • Size

    15KB

  • MD5

    08072dc900ca0626e8c079b2c5bcfcf3

  • SHA1

    35f2bfa0b1b2a65b9475fb91af31f7b02aee4e37

  • SHA256

    bb6ce83ddaad4f530a66a1048fac868dfc3b86f5e7b8e240d84d1633e385aee8

  • SHA512

    8981da7f225eb78c414e9fb3c63af0c4daae4a78b4f3033df11cce43c3a22fdbf3853425fe3024f68c73d57ffb128cba4d0db63eda1402212d1c7e0ac022353c

  • SSDEEP

    192:WUl64IGsjDNyQDbnPvy2sE9jBF6IYiYF8pA5K+oZ7W76OCwy9GUe:5ZsNyQH38E9VF6IYinAM+oZYsBe

  Score

  3^/10

  discovery
  behavioral11behavioral12

• • Target

    Steam.exe

  • Size

    4.2MB

  • MD5

    33bcb1c8975a4063a134a72803e0ca16

  • SHA1

    ed7a4e6e66511bb8b3e32cbfb5557ebcb4082b65

  • SHA256

    12222b0908eb69581985f7e04aa6240e928fb08aa5a3ec36acae3440633c9eb1

  • SHA512

    13f3a7d6215bb4837ea0a1a9c5ba06a985e0c80979c25cfb526a390d71a15d1737c0290a899f4705c2749982c9f6c9007c1751fef1a97b12db529b2f33c97b49

  • SSDEEP

    98304:7JeV/ztZBe91oiImuUiK9N9EGQKF9lSHbr7aw:1S/hwkmg4EpbrOw

  Score

  5^/10

  discovery

  • Checks computer location settings

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

  behavioral13behavioral14

• • Target

    bin/SteamService.exe

  • Size

    2.5MB

  • MD5

    ba0ea9249da4ab8f62432617489ae5a6

  • SHA1

    d8873c5dcb6e128c39cf0c423b502821343659a7

  • SHA256

    ce177dc8cf42513ff819c7b8597c7be290f9e98632a34ecd868dc76003421f0d

  • SHA512

    52958d55b03e1ddc69afc2f1a02f7813199e4b3bf114514c438ab4d10d5ca83b865ba6090550951c0a43b666c6728304009572212444a27a3f5184663f4b0b8b

  • SSDEEP

    49152:G+v+Y6iR3Gdcw/9I4AEZvvxYtP6iJ6aFmDJRicyM/wHH1sc:G+v+YbGiwV9AEZvW0iJRma

  Score

  1^/10
  behavioral15behavioral16

• • Target

    uninstall.exe

  • Size

    155KB

  • MD5

    32109e2aac377fa07b849f4f4033edc5

  • SHA1

    a7b87a221744fb2e36327be0a34c17b7d734c47f

  • SHA256

    72ffe8859eaa63637f5a62b7c454241db35938f8326f6ccf20352e00f8df2fe5

  • SHA512

    688d9b51060d84c4e2dd0ddbb20d43bbc8bf93a903f26e855f546335bd7a5c9ef5c6f888dff35d379cbb1d782c5e231b33831b7272cde2b40c2d7fc2b85ffc0d

  • SSDEEP

    3072:iIAe+3aJpgWXTBuq/JFONM2cZ6iKowuq12ApG3s/6:izB+pgURJFOS21iQ5i+6

  Score

  4^/10

  discovery
  behavioral17behavioral18

• • Target

    $PLUGINSDIR/LangDLL.dll

  • Size

    16KB

  • MD5

    46ba3881f8b27f54a8d92d600e61ee7b

  • SHA1

    15933b6ece85a6d45fd78ae499b445a3bc6d2d05

  • SHA256

    4fca692a36f0c99e26b5bc7ef9db5269d2c1e21288184953898130fea9b1c4fc

  • SHA512

    6f64d3cb4634ed51710f578667b92a429aa871a0a141092df3cf7e0134a0b145f802f91126f1ce43ddb4b9d6cc6fb875c9acec22eab0cec86a72dd916e1f9eb3

  • SSDEEP

    384:kTrZBV86AQINyQH38E9VF6IYinAM+oZtfpMVK:kXZL86A1MEpYinAMxZ5aK

  Score

  3^/10

  discovery
  behavioral19behavioral20

• • Target

    $PLUGINSDIR/ShellLink.dll

  • Size

    15KB

  • MD5

    130e29fa7dc68393d3ef12fa5fe876b9

  • SHA1

    54d3b821df8f42e26698f0cf99bca5d2e6aa080e

  • SHA256

    eae7829a3df5d8d63e16787f7c3d5ae4b82b3b79c2cd7aad9c2532374b6ea522

  • SHA512

    56dbae0e1918ed50c99a863304544d5d31925c62d4ebfd7244d67f909c353ee4160b081b43832cf33f1048f998431ba14270600de512dc6c853a17dd524df317

  • SSDEEP

    384:Ld7JQGYNyQH38E9VF6IYinAM+oZiDzQ06:LgVMEpYinAMxZqzB6

  Score

  3^/10

  discovery
  behavioral21behavioral22

• • Target

    $PLUGINSDIR/nsExec.dll

  • Size

    17KB

  • MD5

    2095af18c696968208315d4328a2b7fe

  • SHA1

    b1b0e70c03724b2941e92c5098cc1fc0f2b51568

  • SHA256

    3e2399ae5ce16dd69f7e2c71d928cf54a1024afced8155f1fd663a3e123d9226

  • SHA512

    60105dfb1cd60b4048bd7b367969f36ed6bd29f92488ba8cfa862e31942fd529cbc58e8b0c738d91d8bef07c5902ce334e36c66eae1bfe104b44a159b5615ae5

  • SSDEEP

    384:PbGgezxEqoyGgmkNFNyQH38E9VF6IYinAM+oZhc3iMy8:T31yGLkbMEpYinAMxZAy8

  Score

  3^/10

  discovery
  behavioral23behavioral24