Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-10-2024 13:19

General

  • Target

    capthca-bypass.exe

  • Size

    11.5MB

  • MD5

    de7ff730a2a6f210a17a519bed5163eb

  • SHA1

    c20ce119785f034ee5685c3215b113d67da0e417

  • SHA256

    e5318febf978070392c87389d5e48ae4bfa2306df5d1b9a1ef72f84c2add6c6a

  • SHA512

    dc3c99b3fae7507e2792dbaca46b1219c5214ed68f8d417110437f2020e8fd2cbf7d056ca1e283ae8b98a3bee07f78c2fecca269302bf6f8306fac43bfe71e91

  • SSDEEP

    196608:Wq/sl9PAT/HHICV3eNy+wfm/pf+xfdjSEqRfrtlKDdSDrAWOAXWsDaFkH:p1TPICyy+9/pWF8NRfrtAcDrAW3XTa6H

Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 7 IoCs
  • UPX packed file 1 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\capthca-bypass.exe
    "C:\Users\Admin\AppData\Local\Temp\capthca-bypass.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3040
    • C:\Users\Admin\AppData\Local\Temp\capthca-bypass.exe
      "C:\Users\Admin\AppData\Local\Temp\capthca-bypass.exe"
      2⤵
      • Loads dropped DLL
      PID:2524

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\_MEI30402\api-ms-win-core-file-l1-2-0.dll

    Filesize

    21KB

    MD5

    2b36752a5157359da1c0e646ee9bec45

    SHA1

    708aeb7e945c9c709109cea359cb31bd7ac64889

    SHA256

    3e3eb284937b572d1d70ce27be77b5e02eb73704c8b50feb5eb933db1facd2fc

    SHA512

    fc56080362506e3f38f1b3eb9d3193cdb9e576613c2e672f0fe9df203862f8a0f31938fa48b4ff7115dfe6016fa1fd5c5422fdc1913df63b3fde5f478a8417a1

  • C:\Users\Admin\AppData\Local\Temp\_MEI30402\api-ms-win-core-file-l2-1-0.dll

    Filesize

    18KB

    MD5

    bfffa7117fd9b1622c66d949bac3f1d7

    SHA1

    402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2

    SHA256

    1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e

    SHA512

    b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

  • C:\Users\Admin\AppData\Local\Temp\_MEI30402\api-ms-win-core-localization-l1-2-0.dll

    Filesize

    21KB

    MD5

    3589557535bba7641da3d76eefb0c73d

    SHA1

    6f63107c2212300c7cd1573059c08b43e5bd9b95

    SHA256

    642b01bb93d2cb529acf56070d65aae3202fd0b48d19fd40ec6763b627bcbee6

    SHA512

    7aedf3cf686b416f8b419f8af1d57675096ab2c2378c5a006f6ecbf2fe1ad701f28b7be8f08c9083230cf4d15d463371e92a6032178cd6c139d60b26fbd49b06

  • C:\Users\Admin\AppData\Local\Temp\_MEI30402\api-ms-win-core-processthreads-l1-1-1.dll

    Filesize

    21KB

    MD5

    774aa9f9318880cb4ad3bf6f464da556

    SHA1

    3a5c07cf35009c98eb033e1cbde1900135d1abf8

    SHA256

    ba9fbd3a21879614c050c86a74ad2fffc0362266d6fa7be0ef359de393136346

    SHA512

    f7b57afb9810e3390d27a5469572fb29f0f1726f599403a180e685466237dff5dec4fdce40105ef1bb057e012d546308213e7cec73e0d7d3c5815eec8189a75d

  • C:\Users\Admin\AppData\Local\Temp\_MEI30402\api-ms-win-core-timezone-l1-1-0.dll

    Filesize

    21KB

    MD5

    b9a20c9223d3e3d3a0c359f001ce1046

    SHA1

    9710b9a8c393ba00c254cf693c7c37990c447cc8

    SHA256

    00d9a7353be0a54c17e4862b86196a8b2bc6a007899fa2fbe61afd9765548068

    SHA512

    a7d5611c0b3b53da6cac61e0374d54d27e6e8a1af90ef66cd7e1b052f906c8b3f6087f4c6de0db3ae0b099df7689ecde6c815a954b728d36d9d3b5d002ccf18e

  • C:\Users\Admin\AppData\Local\Temp\_MEI30402\python311.dll

    Filesize

    1.6MB

    MD5

    db09c9bbec6134db1766d369c339a0a1

    SHA1

    c156d9f2d0e80b4cf41794cd9b8b1e8a352e0a0b

    SHA256

    b1aac1e461174bbae952434e4dac092590d72b9832a04457c94bd9bb7ee8ad79

    SHA512

    653a7fff6a2b6bffb9ea2c0b72ddb83c9c53d555e798eea47101b0d932358180a01af2b9dab9c27723057439c1eaffb8d84b9b41f6f9cd1c3c934f1794104d45

  • C:\Users\Admin\AppData\Local\Temp\_MEI30402\ucrtbase.dll

    Filesize

    992KB

    MD5

    0e0bac3d1dcc1833eae4e3e4cf83c4ef

    SHA1

    4189f4459c54e69c6d3155a82524bda7549a75a6

    SHA256

    8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

    SHA512

    a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

  • memory/2524-101-0x000007FEF57C0000-0x000007FEF5DA8000-memory.dmp

    Filesize

    5.9MB

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