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Analysis

  • max time kernel
    148s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    29/09/2023, 22:20

General

  • Target

    a5f842e68405c826393c841ff1dfef1e63dca81fc42b6d4a018f37e1a81b7fc0.exe

  • Size

    1.5MB

  • MD5

    4f556c983a5c1ffa18dbe841249b05d1

  • SHA1

    f4a01b1d7885b122c580b9e9797148c85a9ccff4

  • SHA256

    a5f842e68405c826393c841ff1dfef1e63dca81fc42b6d4a018f37e1a81b7fc0

  • SHA512

    5f93ce842506fd44c4e91cf35fbeb4b81ddc698c435218b95c8bcfefaaa91f37fae71033eb740d2d6c65a59e2b06fbac5a43545821f0dda8137a007e0235e676

  • SSDEEP

    24576:iniqXTRw0AjvX6wA74XURZxQZhXEDH2IQiBmP0QBhDxTqsnA8TWNGV0cWB7Y8Fa:in/lwdU3xuheWw419xTqrXNZjBva

Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • UPX packed file 35 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 10 IoCs
  • Suspicious use of SendNotifyMessage 10 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a5f842e68405c826393c841ff1dfef1e63dca81fc42b6d4a018f37e1a81b7fc0.exe
    "C:\Users\Admin\AppData\Local\Temp\a5f842e68405c826393c841ff1dfef1e63dca81fc42b6d4a018f37e1a81b7fc0.exe"
    1⤵
    • Loads dropped DLL
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:2468

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\data\setsoft.ini

    Filesize

    358B

    MD5

    77971b28fc88dbd4b241c421d3b36bdc

    SHA1

    efa5a1f7784aff99c1a7ecd8b96929e25c88cdff

    SHA256

    a81dd810e2772f192abe28a7fff727c9f12fa0478389f9c5d3c12625697a157e

    SHA512

    6d1ee589a8bccfcc17cefef55634926b99046bf40da07bd0c6c461a856b2020037892a6d96d548740c1c2f439041c15c6df1d63c6a028dba7a5b0592ab7b00fe

  • C:\Users\Admin\Documents\gutou\node\_TEST.node

    Filesize

    8B

    MD5

    449abf007bf2fa72d3919852a2f9f10d

    SHA1

    fa044b709c89f788cc003d271b737ddbe216f110

    SHA256

    d90bedfdc867c25d59e8ad9947487997fee4c1391eaaffcc1961a2d8b765a551

    SHA512

    3237ca0b184ff5a70017b74f65800139abe2faf539b255306f8db8313f0c7326c0a5b92c3e591e31ead97fdd8bfc15115b9b492d4ade324683028ed13c526e03

  • \Users\Admin\AppData\Local\Temp\iext1.fnr.bbs.125.la

    Filesize

    724KB

    MD5

    a96fbd5e66b31f3d816ad80f623e9bd9

    SHA1

    4eda42260bd3eb930cd4eafd7d15c6af367bcf18

    SHA256

    2e67ba278646fde95bb614dcbcc7da1c6bf7976c918b2c6ad3d78640000326f3

    SHA512

    43921107313775ea14b1bd33cf758c13798f4fa1c1074771c1c96b1b43b98f3416d249ed8ab3171383772d0054829c3754a91b5e94135f1df6d67a76f599c80e

  • memory/2468-0-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-6-0x0000000002A10000-0x0000000002A82000-memory.dmp

    Filesize

    456KB

  • memory/2468-11-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-12-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-13-0x00000000024A0000-0x00000000024A1000-memory.dmp

    Filesize

    4KB

  • memory/2468-14-0x00000000060B0000-0x00000000060B1000-memory.dmp

    Filesize

    4KB

  • memory/2468-15-0x0000000005F20000-0x0000000005F21000-memory.dmp

    Filesize

    4KB

  • memory/2468-16-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-17-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-18-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-19-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-20-0x000000000A700000-0x000000000A701000-memory.dmp

    Filesize

    4KB

  • memory/2468-21-0x000000000A7E0000-0x000000000A7E1000-memory.dmp

    Filesize

    4KB

  • memory/2468-22-0x000000000A830000-0x000000000A831000-memory.dmp

    Filesize

    4KB

  • memory/2468-23-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-24-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-25-0x000000000A140000-0x000000000A141000-memory.dmp

    Filesize

    4KB

  • memory/2468-27-0x000000000A790000-0x000000000A791000-memory.dmp

    Filesize

    4KB

  • memory/2468-26-0x000000000A5F0000-0x000000000A5F1000-memory.dmp

    Filesize

    4KB

  • memory/2468-28-0x0000000009FB0000-0x0000000009FB1000-memory.dmp

    Filesize

    4KB

  • memory/2468-29-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-31-0x0000000009FC0000-0x0000000009FC1000-memory.dmp

    Filesize

    4KB

  • memory/2468-30-0x0000000007C70000-0x0000000007C71000-memory.dmp

    Filesize

    4KB

  • memory/2468-32-0x000000000A110000-0x000000000A111000-memory.dmp

    Filesize

    4KB

  • memory/2468-33-0x0000000002A10000-0x0000000002A82000-memory.dmp

    Filesize

    456KB

  • memory/2468-34-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-48-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-50-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-51-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-56-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-62-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-71-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-75-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-81-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-90-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-94-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-117-0x0000000007C60000-0x0000000007C61000-memory.dmp

    Filesize

    4KB

  • memory/2468-123-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-155-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-171-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-192-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-208-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-224-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-245-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-261-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-277-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-293-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-314-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB

  • memory/2468-330-0x0000000000400000-0x00000000009E4200-memory.dmp

    Filesize

    5.9MB