Analysis

  • max time kernel
    135s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/02/2024, 02:09

General

  • Target

    005cc5fcee47af9761a6d41b5789683ad454ffa416a7bd7a9d3472ddf9fc230e.exe

  • Size

    18.7MB

  • MD5

    b1bbf11894fda5852dcd1a624d5a6349

  • SHA1

    b8e22e502260cb8c720429b762d0908cec38f8a0

  • SHA256

    005cc5fcee47af9761a6d41b5789683ad454ffa416a7bd7a9d3472ddf9fc230e

  • SHA512

    6dc7ceb9f5c3372ee4a0de9354336ec73cda64e935dcb4b9a79c72a74419eb034eba5ad87126f4157ae3ea13680e6e41dc406827683c6ee4701e8ed83f89abce

  • SSDEEP

    393216:dJg2m+fD6Qk9ah0I7ZkwdJ609cHqhjC0BF8LGUKdT:M2myw9mbZkwLL9cHQC0BF8LG3T

Score
9/10

Malware Config

Signatures

  • Detects Windows executables referencing non-Windows User-Agents 2 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 64 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 6 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 11 IoCs
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\005cc5fcee47af9761a6d41b5789683ad454ffa416a7bd7a9d3472ddf9fc230e.exe
    "C:\Users\Admin\AppData\Local\Temp\005cc5fcee47af9761a6d41b5789683ad454ffa416a7bd7a9d3472ddf9fc230e.exe"
    1⤵
    • Drops file in Program Files directory
    • Loads dropped DLL
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2492
    • C:\Program Files\Kean\KeanPdfConverter\KeanPdfLoader.exe
      "C:\Program Files\Kean\KeanPdfConverter\KeanPdfLoader.exe" -install 132 -invoke-platform-x64
      2⤵
      • Executes dropped EXE
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3288
      • C:\Program Files\Kean\KeanPdfConverter\KeanPdfTool.exe
        "C:\Program Files\Kean\KeanPdfConverter\KeanPdfTool.exe" -update-force-config -invoke-platform-x64
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        PID:3164
    • C:\Program Files\Kean\KeanPdfConverter\KeanPdfUpdate.exe
      "C:\Program Files\Kean\KeanPdfConverter\KeanPdfUpdate.exe" -install -update-platform-x64
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      PID:4536
    • C:\Program Files\Kean\KeanPdfConverter\KeanPdfUpdate.exe
      "C:\Program Files\Kean\KeanPdfConverter\KeanPdfUpdate.exe" -SendUIStatNow
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      PID:1932

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\Kean\KeanPdfConverter\KeanPdfLoader.exe

    Filesize

    373KB

    MD5

    c3e2937deebbb93659a71d04a811af7f

    SHA1

    bdd10e4397628415344eb9a519f27666017d26d9

    SHA256

    94777ed69144b2858faa22092d76321ebc352b726a403e7b3a01b033527774b4

    SHA512

    b1ab65154f679e76aa9a6696d544d0962ff4646b583452b503da4cc4a54394814efdf205777e47aea448cb089aa7d43251476d177afac6574ef22a539bf9c375

  • C:\Program Files\Kean\KeanPdfConverter\KeanPdfMain.exe

    Filesize

    232KB

    MD5

    2d717eeb2b789be6c7cb7a761cfa7131

    SHA1

    e79a2fd9faf1cddce80ca675a82d6741c4d7d82c

    SHA256

    c6e997bb0bd36c945d6b7e27f14f9ed4a70d00ca9488b28b49ef89fae460933d

    SHA512

    0f408b63bfad73af215df11b7c129a1b4120002e2032c3427a37dc61fa43c41309a53dd47912d54b57a9a7a9b771e3fcdc22d7d5248460a2115d1add53857559

  • C:\Program Files\Kean\KeanPdfConverter\KeanPdfTool.exe

    Filesize

    669KB

    MD5

    06afa49d230f500680e2a4ddb7fdc163

    SHA1

    f5db23bb21a1822c30f983dc9d0e88f81c8cc0dc

    SHA256

    ac1114a4de85d5c5d237d930bc5d88f86b872671159cb81d52a76d47981ceed5

    SHA512

    a8ac35a91ccf75122af0150cdcc2b9a0da626ce1ddadac8603b373b78a68aa5eb55aa5ee6f629edb04cb2a9af882cb66d1c00d1a0a32bbc826292aa4648fb3be

  • C:\Program Files\Kean\KeanPdfConverter\KeanPdfUpdate.exe

    Filesize

    1.4MB

    MD5

    62032671cb638fdb3903fddc58d67433

    SHA1

    cd7ee28a236cb41b572628fcf5df3b795a5ec48f

    SHA256

    065bec812c58cd64df982951e817803130f95efaaff3ee4b53ee31d948847c23

    SHA512

    2a4daf84f48c256a52da229ea84fa1f9a06d79ec570a3c5ac11effec7544a404928fcb1f32d97752da5781132ec7d05bf89ca4bd61548231b4233f32a80b73f6

  • C:\Program Files\Kean\KeanPdfConverter\libcurl_x86.dll

    Filesize

    2.1MB

    MD5

    c1669e0892fe14696cba54ce5f9942a0

    SHA1

    617b78ecfedfab9e1053472c667029e250e75a40

    SHA256

    eed1556a16e8aaf9116595baabf765f5bc97bb212771ad7d35ba9bfc565f68d5

    SHA512

    01f7066e183029d9d2e61d7e898f861073ffe48afe5f6d3be77be3c140efbf51e0dc6ca4710a73514e430ea85b2028044c1473a0b56f6ca525fc43098dfeab4f

  • C:\Users\Admin\AppData\Local\Temp\nssE62C.tmp\FileInfo.dll

    Filesize

    589KB

    MD5

    96db521a774244bbab1de9d93d2b0a64

    SHA1

    27c8304e4b17a5a59d414de8ef77b056609c21bc

    SHA256

    f79eaaa02157d6f4cd44d3282ae039ced8ac9fac964ea4d7ed7c12ca92f5833c

    SHA512

    b0bc0e858e0a98c9c7e3f5479249fb4f9f6a92f7680fc437950e94499fe0dff3f778a8c2f8f0dd6d5d61fd9a209817bb59d3166d1f19d9adf1ee2153e00859c3

  • C:\Users\Admin\AppData\Local\Temp\nssE62C.tmp\FileInfo.dll

    Filesize

    275KB

    MD5

    8cae876bb44cd8fd70ea0ca138ba9b94

    SHA1

    ca5b39092a77316d52ada8789cb39f9c3f0160d6

    SHA256

    6f5057647548554e18c0cb4ec2791124cd768ab6ebce36b69a17f13961b9cd94

    SHA512

    e41466e07aa42758a5f698cc7d21e5e253ce5b44264fadeb77c16cc43377d5db44038cf1c2f4c91322000b87530ad3ca2f125952f0c301bdb91a3988673a906e

  • C:\Users\Admin\AppData\Local\Temp\nssE62C.tmp\RCWidgetPlugin.dll

    Filesize

    590KB

    MD5

    cd24917b5789e0bad74effd06425a926

    SHA1

    1905def7d9d7d0bd19ab8c4bbb8db9e14106507a

    SHA256

    686147c317d24b9782c0d61758cbe7439fd519cd55862a5367e2696e1e089f05

    SHA512

    dd3fb01d55c2ff9657694bda3d549f4029f591851b4b61342bbb5e4ca2044a645ae264f41bcee297a3743f6bf873ee0479db41bff2ef53c7aafce6842bf770d8

  • C:\Users\Admin\AppData\Local\Temp\nssE62C.tmp\RCWidgetPlugin.dll

    Filesize

    2.7MB

    MD5

    c8f4719f57485ede91c05335df4cc1b2

    SHA1

    895b4e75ee2e9f302351acb74c3c7936d32585a0

    SHA256

    72c2bd73e2915db5f490498f9cd4ece2f5fe2070b06d3fc7abcfce5a2fd9a101

    SHA512

    f8a37a969961a8299604a930f2b1834502b07baee042597d6a005ee1885a69c71e5cbc9d029209b20e8200b2e40eb4bc5b6ce865139d5ef702e2559d3bca3d09

  • C:\Users\Admin\AppData\Local\Temp\nssE62C.tmp\System.dll

    Filesize

    27KB

    MD5

    a568feaa357f44dd50c5e447fa8ee1b2

    SHA1

    5c765fad342b756d5ea522087c6f7567b5f3ed57

    SHA256

    57947a15ad3215185c7e15a5f0da393570845a13ab7b184a07fcefbf97537e48

    SHA512

    7c8c36c0123de839e677beeba65c1af56c5e85d8f1ff2c94950aed33e026dff3fbda8c49859012862110117977c928b814c0d91c477583a2b8f83d73f3cdf174

  • C:\Users\Admin\AppData\Local\Temp\nssE62C.tmp\libcurl_x86.dll

    Filesize

    971KB

    MD5

    04bc1e15eaaafa7c9bce93ee366d5341

    SHA1

    1b7e818f9790a03d0b83ceefec03e8685fac0842

    SHA256

    07f26bc7988a792383299accfb16128fb64883b3ea6bafccb753b92970ee80fe

    SHA512

    620909267fa64ac6cc839abc4c04509d7c197012714f80299259c03a5d5c1bca8df4ce9b52068397753e6594d5ed862d3683665b2fce2ac509c229b7581b4d13

  • C:\Users\Admin\AppData\Local\Temp\nssE62C.tmp\libcurl_x86.dll

    Filesize

    2.1MB

    MD5

    a26e75c0407c87786eea42febdb32532

    SHA1

    27e52fdca023cb8f031cd55ac37965d93f7f7da7

    SHA256

    635f988beb849c6510f54f681387bf810c2266bd27834c5a9c160cbfe6df44d4

    SHA512

    fdd9760442579ad2a3df4f31464f9e66bc19a4390fa1c81afb516cce817097b5324024f712d9c1bf1a11ad30324f5a8aa83c72a732e1197e8804ab806d3859e6

  • C:\Users\Admin\AppData\Roaming\KeanPdfConverter\Application\2.6.0.764\skins\png\purchaseguide\[email protected]

    Filesize

    936B

    MD5

    5d7c97b7d44bb8c57c658694fe0ab05a

    SHA1

    3328d7e734cfe6720ed8085ca512ae9ad459da44

    SHA256

    e2d52f1f641893a5c50396c9884194a6dbe95c2f3d3e8bcfb58809b3d8f9922e

    SHA512

    f1cb00428f78f9ef939789a285d49644b8b171623a33b759625d1e620b3b53ec78c3eac6f11d76a64167d503cd5feefc7e92e142cfd168c338d4b0fa52b2693d

  • C:\Users\Admin\AppData\Roaming\KeanPdfConverter\RCPDFConverter.hzc

    Filesize

    29B

    MD5

    99fb8e84b8aa92889349054a60e1f359

    SHA1

    1b3dd1afb4fe4533ca16db4dd3e7845c13b0e1c5

    SHA256

    5313e624a817ebcb34675027d12b87465de4fc4fdddfdd74d244490c4911b8e4

    SHA512

    2a99095109445c3ca1b9fad5c87fdfed331641401ca8d19d3ab4d109e18b9dc5feb739485f14f390bd3bcfa3a4325e3b1278fe1bb8690dd8df16edb9af52faac

  • C:\Users\Admin\AppData\Roaming\KeanPdfConverter\RCPDFConverter.stat.lock

    Filesize

    4B

    MD5

    f1d3ff8443297732862df21dc4e57262

    SHA1

    9069ca78e7450a285173431b3e52c5c25299e473

    SHA256

    df3f619804a92fdb4057192dc43dd748ea778adc52bc498ce80524c014b81119

    SHA512

    ec2d57691d9b2d40182ac565032054b7d784ba96b18bcb5be0bb4e70e3fb041eff582c8af66ee50256539f2181d7f9e53627c0189da7e75a4d5ef10ea93b20b3