Analysis

  • max time kernel
    142s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-01-2024 02:15

General

  • Target

    7904499d7b6a1694264a7c4879970c50.exe

  • Size

    212KB

  • MD5

    7904499d7b6a1694264a7c4879970c50

  • SHA1

    cc9764eecbffcf415ad8c1807935529f9c33e98e

  • SHA256

    d65bfc6bdafbac722e3225243376a05b21f50bb7eee719558a176d16f5f8ab03

  • SHA512

    98e915f7905e10b1a96f82f0ac88aadc6440325610f3d9d1f9abef04211f55e20ba437617e574ece6e14f14c864d2f8b50c14d62f0a096b55dbabfac48b4631b

  • SSDEEP

    6144:fzanGw+tnswng5nLnQ/n0ogdn3muA36IlLpjie5teizueDmV:ffNJ8TA36IN8

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 57 IoCs
  • Modifies registry class 60 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7904499d7b6a1694264a7c4879970c50.exe
    "C:\Users\Admin\AppData\Local\Temp\7904499d7b6a1694264a7c4879970c50.exe"
    1⤵
    • Drops file in Program Files directory
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2020
    • \??\c:\Program FilesCC3Q12.exe
      "c:\Program FilesCC3Q12.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1364
      • C:\Program Files\Internet Explorer\IEXPLORE.exe
        "C:\Program Files\Internet Explorer\IEXPLORE.exe" http://dl.kanlink.cn:1287/CPAdown/vplay.php
        3⤵
        • Modifies Internet Explorer settings
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1108
        • C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
          "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1108 CREDAT:17410 /prefetch:2
          4⤵
          • Modifies Internet Explorer settings
          • Suspicious use of SetWindowsHookEx
          PID:1060
      • C:\Program Files\Internet Explorer\IEXPLORE.exe
        "C:\Program Files\Internet Explorer\IEXPLORE.exe" http://dl.kanlink.cn:1287/CPAdown/PPTV(pplive)_forjieku_977.html
        3⤵
        • Modifies Internet Explorer settings
        PID:2748
    • C:\Windows\SysWOW64\WScript.Exe
      WScript.Exe jies.bak.vbs
      2⤵
      • Deletes itself
      PID:4792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program FilesCC3Q12.exe

    Filesize

    36KB

    MD5

    4006d81e6e6b79edfab603e8958d2583

    SHA1

    ba64bd2c019b96a168e09c5914c4d6a24881ee6a

    SHA256

    6d3ae7b72a56dbae5c550a272d9d44d8b2c7b1f84798c23b442c0654c0ebec7d

    SHA512

    97aabbd1de12c7a19a50f84781981bb04fc589ff58b3de23525f0e140f33b1095251530e2dba303e7074276e90a6f73809e09bfe5a62a2bd8df7971a9870c79a

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    471B

    MD5

    b610bd5c61e2121914699e4b6cb9f7f4

    SHA1

    514f5ad7770f18e1c5b62253d95d6aa3c63c83ee

    SHA256

    3a418958f81aae04aa13719238c42d24adc5258b95246b3df0b32a1bf7676b51

    SHA512

    9ebb50a5b4942dfbf1a037e8a1b6308502d5bd337abaf90cca0d44f3a88001b25c6f82787f13b2d5a6f2bcb81209f831c16422d4c1a6cb6e07d55e8dccd7b3b5

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

    Filesize

    404B

    MD5

    410269abdac482839e765acb35083e4b

    SHA1

    fa03db444cb1a8cf7af8897bb3e136ea49a6f589

    SHA256

    fdc9a8cf024dacdf75608b79c1ece6cbbfc94acc219e6fa7f976bf49d1ff43c6

    SHA512

    1ec2aa6ae46c94ce994df5456e3e07c7f0d61fb7e9c85698bbcde6442473e27a2f1abf71b1b7ce051b88f3eb0ab385cffa0b064abe4e2ac144f08b9f620dbd55

  • C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico

    Filesize

    4KB

    MD5

    da597791be3b6e732f0bc8b20e38ee62

    SHA1

    1125c45d285c360542027d7554a5c442288974de

    SHA256

    5b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07

    SHA512

    d8dc8358727590a1ed74dc70356aedc0499552c2dc0cd4f7a01853dd85ceb3aead5fbdc7c75d7da36db6af2448ce5abdff64cebdca3533ecad953c061a9b338e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\8D1Z5HG5\suggestions[1].en-US

    Filesize

    17KB

    MD5

    5a34cb996293fde2cb7a4ac89587393a

    SHA1

    3c96c993500690d1a77873cd62bc639b3a10653f

    SHA256

    c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

    SHA512

    e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

  • C:\Users\Admin\AppData\Local\Temp\Kno69E5.tmp

    Filesize

    88KB

    MD5

    002d5646771d31d1e7c57990cc020150

    SHA1

    a28ec731f9106c252f313cca349a68ef94ee3de9

    SHA256

    1e2e25bf730ff20c89d57aa38f7f34be7690820e8279b20127d0014dd27b743f

    SHA512

    689e90e7d83eef054a168b98ba2b8d05ab6ff8564e199d4089215ad3fe33440908e687aa9ad7d94468f9f57a4cc19842d53a9cd2f17758bdadf0503df63629c6

  • C:\Users\Admin\AppData\Local\Temp\jies.bak.vbs

    Filesize

    422B

    MD5

    c3f49d40bde8d547404cd6f93a1496b3

    SHA1

    079a587433d1b6208b804297f6aacbc03e2dc0f9

    SHA256

    93bd8c55fb420561f27b93816b0fd103ff7b25949a0adb803702878d58cf94f1

    SHA512

    e87bbf41fe0fb8c10bfe9c124b06f01882c3a2da90adf82abea29f312fcfc8b371a325f71a66a8146b49bc4c10f3892982a881ba7d6562cd0e2241c82f9fdb42