Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28-01-2024 00:40

General

  • Target

    7bb3a719dd819b268043e7b8284cb2f1.exe

  • Size

    718KB

  • MD5

    7bb3a719dd819b268043e7b8284cb2f1

  • SHA1

    28bee478065e7fca92d63946856fb876955ccb36

  • SHA256

    1e73dcd8f8260e3f9b71bb61deb16ca264c7b44dd92285abdd20c7674192f64f

  • SHA512

    d986ceed5d415abfb70fabec9320815535f1ec1b4ca37ee5531a223a46e1531860ba15b3425db2930168e6dc392bbe7d08eb91df2d673d3765c4a10ea2ff209a

  • SSDEEP

    6144:1M/in98C/WvBJIzvGO8QC2Vk8nVG2CPRgLXM+1mq7kycl8dk3LNr6XoRDae8N5YS:8C98CQnmGl2b+gL8+13gyc6EZou+Asl

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 2 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7bb3a719dd819b268043e7b8284cb2f1.exe
    "C:\Users\Admin\AppData\Local\Temp\7bb3a719dd819b268043e7b8284cb2f1.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1740
    • C:\Users\Admin\AppData\Local\Temp\ShopAtHome_Toolbar_Installer.exe
      C:\Users\Admin\AppData\Local\Temp\ShopAtHome_Toolbar_Installer.exe -t:"C:\Users\Admin\AppData\Local\Temp\Low\D9EV1ER7.exe" -d:"C:\Program Files (x86)\SelectRebates\SelectRebatesDownload.exe" -i:"C:\Users\Admin\AppData\Local\Temp\Low\TBKCQ26K.tmp"
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Drops file in Windows directory
      PID:1980
    • C:\Program Files (x86)\SelectRebates\SelectRebatesDownload.exe
      "C:\Program Files (x86)\SelectRebates\SelectRebatesDownload.exe"
      2⤵
      • Executes dropped EXE
      PID:2196
    • C:\Program Files (x86)\internet explorer\iexplore.exe
      "C:\Program Files (x86)\internet explorer\iexplore.exe" "199.221.131.86/RequestHandler.ashx?MfcISAPICommand=installstatus&param=%00%01%01%00cIh8TWZadr7iiDTOi6Utcg07tcavA3WcY3TV323eREHrpox731DkC8uF7VNNGuio3u1Yue1Ry7yaqsnwk3s_h7fuNs2RpMkcPWdgNpmvDJOOBu8oZwQeYeY8xzWpP5feVvSGGOIDRueHWgiDtEqUWqZ4dbAKYu3LV2WQ5Im1IPB29TnoUZt5RkEgbmjN2tT57OmtfEP7oZuQe0Qa1_rHNrsYAT3VqPIlzcBLWhKeWIggO2MEguoXvrzn3MBFLpTYJ0xjWSJbFUzjxiqILjiSVBqF9HypC24Uj-gTXUklO9OcklmT9QC1XCZkib41rjySIetuz7DcTxAdjhmKzZK0iG"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:580
      • C:\Program Files\Internet Explorer\IEXPLORE.EXE
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE" "199.221.131.86/RequestHandler.ashx?MfcISAPICommand=installstatus&param=%00%01%01%00cIh8TWZadr7iiDTOi6Utcg07tcavA3WcY3TV323eREHrpox731DkC8uF7VNNGuio3u1Yue1Ry7yaqsnwk3s_h7fuNs2RpMkcPWdgNpmvDJOOBu8oZwQeYeY8xzWpP5feVvSGGOIDRueHWgiDtEqUWqZ4dbAKYu3LV2WQ5Im1IPB29TnoUZt5RkEgbmjN2tT57OmtfEP7oZuQe0Qa1_rHNrsYAT3VqPIlzcBLWhKeWIggO2MEguoXvrzn3MBFLpTYJ0xjWSJbFUzjxiqILjiSVBqF9HypC24Uj-gTXUklO9OcklmT9QC1XCZkib41rjySIetuz7DcTxAdjhmKzZK0iG"
        3⤵
          PID:700

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\Low\D9EV1ER7.exe

      Filesize

      169KB

      MD5

      589c85ad4b3fd73456f32eb9d58e2f9c

      SHA1

      95ce6284d38c8948ce30c4abf9b4b6ff60c9efe6

      SHA256

      dfe385206e3ba737636463b22501b801b88169af789424e8a33c3cf07a8b2235

      SHA512

      eefa14b37c7ecdfe95f9951a09d0c876a2c1bfd8b029869f8928bae2266ebb0a90e64e10e0781ec71638042eb5e88806a252e55176578e96de44ab5c17f25782

    • C:\Users\Admin\AppData\Local\Temp\Low\TBKCQ26K.tmp

      Filesize

      56B

      MD5

      d32cede39e8b41ffb8f4a30b6006f5f0

      SHA1

      e4ce679afab2abf9e586f5fc938685354b592eb1

      SHA256

      eb8e6cab79e6781b58f83a3fff33b520195eab2b2eeb748eec69e14e5a83c64b

      SHA512

      e2d1c360e077d2b1dbe100869b347967c132036210994ebfcccc7cfda6b894344df89622dbd8ea6e6fab7746f836817425c3920dffe67dabcd70ca05ff50ccd1

    • C:\Users\Admin\AppData\Local\Temp\Low\TBKCQ26K.tmp

      Filesize

      73B

      MD5

      1c1c50eb4f1f6b881054f3fadcebefdb

      SHA1

      19dfa7ddd3ba46f7ff55e08ee76e3b49030ac5eb

      SHA256

      020eb4c5f6b8d78b3739b7c3265d5d437e9353f19d0e727f31aa3edf88674c54

      SHA512

      87bb21b9cef8acd34cacef64931af222cc6afa3d2eeeef29628d131c90556d9a06df6c5b524a1a4c8d106c9004b5c553d8007578888b24e82097ab22b4297920

    • \Users\Admin\AppData\Local\Temp\ShopAtHome_Toolbar_Installer.exe

      Filesize

      185KB

      MD5

      6f859cb344a13169bfa611274ca70bd7

      SHA1

      f9109b10ceb1f248b59828a465098f96897bfe4b

      SHA256

      ac4f3c6d4484706c3a9f30739c4ad0165ee5ac17ea2ec5fbd59690ce758d60da

      SHA512

      3a8b0e62bf4c2ff15137119416ca90b4ffd0487991c88ee343fd9c5040b685ec6000b4c8c5a940c790a1a3927cfb3d4635876775b2086faadfb416dfa89ca5e7