Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 10:31

General

  • Target

    31dcf3ead048f0a0ae0e23fe431018236fe79b5e596d1ff52b9cc5c63d5ea87a.exe

  • Size

    1.7MB

  • MD5

    ddb979d1f38e3253d58b1d11f993de2e

  • SHA1

    739cf29766c577b9056043c8d38320495ff4447f

  • SHA256

    31dcf3ead048f0a0ae0e23fe431018236fe79b5e596d1ff52b9cc5c63d5ea87a

  • SHA512

    3b0a19836235e5d10ccf6da6040a9e7a45a66109763146e11ab5f547b4ad221906f6af01d62f575ad46bc1a33baf2f118caafa49fc68084269f54152a5a7ffe1

  • SSDEEP

    49152:s07aDJnVNJi+n1+NGi9AOmVDOki6UbdjU:BeDJnF1oGyuDfi6Ub5U

Malware Config

Signatures

  • Executes dropped EXE 6 IoCs
  • Loads dropped DLL 16 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 6 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • UPX packed file 6 IoCs

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

  • Drops file in Program Files directory 17 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\31dcf3ead048f0a0ae0e23fe431018236fe79b5e596d1ff52b9cc5c63d5ea87a.exe
    "C:\Users\Admin\AppData\Local\Temp\31dcf3ead048f0a0ae0e23fe431018236fe79b5e596d1ff52b9cc5c63d5ea87a.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:448
    • C:\Program Files (x86)\QvodPlayer\kuaibo.exe
      "C:\Program Files (x86)\QvodPlayer\kuaibo.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:4272
    • C:\Program Files (x86)\QvodPlayer\qvodupdate.exe
      "C:\Program Files (x86)\QvodPlayer\qvodupdate.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Installs/modifies Browser Helper Object
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4540
    • C:\Program Files (x86)\QvodPlayer\qvodkunbang.exe
      "C:\Program Files (x86)\QvodPlayer\qvodkunbang.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4596
      • C:\Program Files (x86)\tools\BaiduP2PService.exe
        "C:\Program Files (x86)\tools\BaiduP2PService.exe" init
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Modifies Internet Explorer settings
        PID:2184
      • C:\Program Files (x86)\tools\sr.exe
        "C:\Program Files (x86)\tools\sr.exe" "http://conf.a101.cc/tool/install.txt" "C:\ProgramData\Baidu\BaiduPlayer\
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:3600
      • C:\Program Files (x86)\tools\BaiduP2PService.exe
        "C:\Program Files (x86)\tools\BaiduP2PService.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:3532

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\QvodPlayer\kuaibo.exe

    Filesize

    408KB

    MD5

    d8b7c3af2f63db6cc542273e192b1d02

    SHA1

    34b9d8be2c314ae099b3f825b801a78b608dec26

    SHA256

    6d56acd63ab77f03feb92e8499b42df24388677e7e2bbbfeb2ff706d4a7550b9

    SHA512

    4b27ac2b324ad5d0aecc8eb64a1f055f9b16837570efe43198dce1d2f5809fcbd104ac39563ea32066990fb0fb34ab85ddf072c4f5ef283c052b742c6a4e675b

  • C:\Program Files (x86)\QvodPlayer\qvodkunbang.exe

    Filesize

    737KB

    MD5

    1009304614108cc969ca448183c54c03

    SHA1

    7df4d9658542c11e40dc390e4dba49554b1084d0

    SHA256

    c5e0e2aad81ed8920984572ea30110c1d341d5a0628213607d396d741526b26f

    SHA512

    05c24315a05f8dae782f33b0b70235dba50f7ee607a3e3f23e2174745db892971843cb62916124983db43ef80268e6558098126f636768ef1edda8dc892c1e5f

  • C:\Program Files (x86)\QvodPlayer\qvodupdate.exe

    Filesize

    304KB

    MD5

    73af65d9136e0a6294d33a1cd720fa1f

    SHA1

    12c88a51134e18ad5799638055b82afa26fbbd79

    SHA256

    c0741f8592d2d07421423a70036b2978fc2d00158cd2837f2f5de267c2c942f7

    SHA512

    3a636aa3dd08fa2250f2cd1aed5bdda0c17e7b1b6c96df045c1fdfc21a9164e545bfe5a2742e46ff4070e9347aa0722d6bad3fff606e08a3901eceabc5514e2a

  • C:\Program Files (x86)\QvodPlayer\tools.exe

    Filesize

    88KB

    MD5

    a1b9f2a3c74ef973879dba488ce9ce1a

    SHA1

    4dff7bf406bf681e2d7f81ecec349628f722053c

    SHA256

    c0a1b86c1f39897b5308ba876f5631bc55751bde494161f7a0c87c1454bdaea8

    SHA512

    dc7a5c8e7703e6b40fab370c4a99be0b7a65e870d23e6f3cde007fbffaa4de5294108fad534af0dd281f647a27337b00ba823b7ae0b3944b50798a82b3679e6a

  • C:\Program Files (x86)\tools\BaiduP2PService.exe

    Filesize

    508KB

    MD5

    012a8879efa6f8dbc3c6ba58a659fefb

    SHA1

    d2a2dac321ff5a78de52e926044ba362f4004cde

    SHA256

    774839fe17e1ff94e45a21e6c1ac3c884e8fa0a3cb5ef24e9b8ae503d70dfa66

    SHA512

    b0f060cd5231f255083e2437026488d5fa3493e97cebb83a4638680551299db1a01862ca433d52efa8ecff80aa6ba5982cdd015a9f5081364b80ee92b79b78ba

  • C:\Program Files (x86)\tools\P2PBase.dll

    Filesize

    496KB

    MD5

    a86a90ba120c455ac0e3655f146d5a0f

    SHA1

    277c55191fbbadf888626df4fba279591632a406

    SHA256

    577790026b949f666546299cd1dd002bc76447b86feed056cfe8c903a8039c43

    SHA512

    a1d1d9386575187a81867db036c59ce76cede87a981fec7462283ccc0f76e0e8c8a85c6e66fd74a4305b6f402c224db9c1525e22015a4400d0bbedd1c72a9d47

  • C:\Program Files (x86)\tools\P2PStatReport.dll

    Filesize

    364KB

    MD5

    3b14cae0ea1d045bb5b196017913edb3

    SHA1

    7ca456595148f2d5e71444a612f2351c4cd8a20d

    SHA256

    a2aeac1855ccb0bab911ddbfd7c79e86834020dc3c260a335249d41aff594982

    SHA512

    6c475600f041c229f8fb330e201f658db58f1a46f016731e64cf65cee64242876c7b71aef671532f41106cc35de9963b599eb39b63e1d980ef911392fbf0a200

  • C:\Program Files (x86)\tools\P2SBase.dll

    Filesize

    512KB

    MD5

    894ab861e608eacbac24280ab234368f

    SHA1

    e283ef8757f04b0252ec5dce22e6e8094bed7737

    SHA256

    687df23126f0da0348f8c5165b11b72982636177c6f53f5fe827c3f036fd83bb

    SHA512

    26a78e26a60bfd48e93b1e61ede2cc2a7c9c9cb61bdd729f86b2692fed0eb4fedc72953ca83bc3fc945a0cc21d3d3232e73a03be39ea5755ddcc0dbd8ef3bed3

  • C:\Program Files (x86)\tools\sr.exe

    Filesize

    154KB

    MD5

    83bcf3ad82ce65d2bd0fdd364fe32cb5

    SHA1

    32c5080bbf51dd22bed7f594a92f753a25eef73c

    SHA256

    5635105c90c618c8db7a11cc031dbfb91aba92b0b8c960d6fb02f1fb4ff9758d

    SHA512

    852c6176bd92c2fa4d8177764bcf8e6c9acb06cea488972376e6d6acb4e01c02f306f9b73ca36663f1c82b0443049e0898a0d6638a0760f957eade50a6ba8e81

  • C:\ProgramData\tools\ie10.ico

    Filesize

    66KB

    MD5

    0dd21d0a21f47a54bdd4a8344c870839

    SHA1

    f714a9e6062697ffe3bec31690f44579f2809b69

    SHA256

    053eaa1b94f5d4ecdc740a338987580feef9d9fa6e994a9e9f17a0dac55612f7

    SHA512

    9734cb39ae46ece49663ed63359521d5c327885c2de320419b0d2472dbeb6158e4f4c40d047d404c5f2643be6fd1eba3c9b02d6e1ede44e76b9daf0e70f9cb68

  • C:\ProgramData\tools\ie6.ico

    Filesize

    17KB

    MD5

    bf69cff7e66a3aa109dda84eb0232813

    SHA1

    a5d83c6a2a3adc896a1eba23cd2db139e580d713

    SHA256

    1c4494e1b1b52d5c9ef5142f084f950cd986159f9652277c496b48ef19d927c4

    SHA512

    2a842f34dd57854523cc597851bcf4c094653e02ffc8d80228ab1e52742c12c26c19a9137685f202cb93a5c54838c985a814d29c0f9466fb616067bb273ef39a

  • C:\ProgramData\tools\ie8.ico

    Filesize

    17KB

    MD5

    c3e81d293ff596acd5596573c5bc0d92

    SHA1

    24f7eb541cf59abea6352b53a0b26392f9956017

    SHA256

    56a625bd2b7aee97368e92154c25da550dad3067b4c2f7f934cba21f40fa5f96

    SHA512

    e9b150e46493825ffa9aae71fe98579fc04e517398cb97bb473c98544b49022a0851928c95c9f2114bf40b6e113165b5bae5184a08fb18850550ee0af7515ea6

  • C:\ProgramData\tools\sougou_search.ico

    Filesize

    17KB

    MD5

    d9f97bbefebd7f6680a5cd7e428e7c6e

    SHA1

    b8f27fd1cecd21a0d893cd6c4d2900fcf5e657a9

    SHA256

    bb445582d1ea6728c3ef6836d0523b3d36b36f3ebc1206cdfcde1ef92493f506

    SHA512

    5808b085bdb028dae82434b255a0b1da3391409942899ecd4a7a01734e617f5e11a28d56e01d82aace80e5e37f395f43113cc8e96b532726388818f3c41d7f5d

  • C:\Users\Admin\AppData\LocalLow\Baidu\BaiduPlayer\P2PCfg.ini

    Filesize

    187B

    MD5

    35db0faeff678befd8b54ecf35fa6240

    SHA1

    eb3d4a604fd18af3570d8b227c02c57cb2cdf6c8

    SHA256

    1d5439198ec32576d31495dd6a9e7b5c3a280c68e892a91fc2bb261e3c9dcca2

    SHA512

    0e8dd9106e7f2813d9ef45b6ef8356595060182387c7fffb24ff5fe9aa22af7bb68f3ec5676bbe49ab6ea16034e5440ae23bdd260be8001e992ac2ea4e58fb87

  • C:\Users\Admin\AppData\Local\Temp\nseD13C.tmp\nsTools.dll

    Filesize

    262KB

    MD5

    69fcb9ae215b1397ae1f9751da7016d0

    SHA1

    da3816591f15fcdae48910fb632ee5d2f8c09d4d

    SHA256

    ba5b2e57997aae2ce636a76e8ffc536498bf3882d61648f30c169cc17fd1f342

    SHA512

    f9c6aa7b420b1e18ab7e7351f4d228e5b2fd047fc70e170b037efda0bca4b5ff146f6457f477aeaecf829e42d3c730530483c240e0b1de98aef217c2bcc56689

  • C:\Users\Admin\AppData\Local\Temp\nsmCAC3.tmp\System.dll

    Filesize

    11KB

    MD5

    bf712f32249029466fa86756f5546950

    SHA1

    75ac4dc4808ac148ddd78f6b89a51afbd4091c2e

    SHA256

    7851cb12fa4131f1fee5de390d650ef65cac561279f1cfe70ad16cc9780210af

    SHA512

    13f69959b28416e0b8811c962a49309dca3f048a165457051a28a3eb51377dcaf99a15e86d7eee8f867a9e25ecf8c44da370ac8f530eeae7b5252eaba64b96f4

  • C:\Users\Admin\AppData\Local\Temp\nsmCAC3.tmp\nsTools.dll

    Filesize

    260KB

    MD5

    6ae9eaa868bcb42ae79bf9701b18e7ec

    SHA1

    80bd26a403aaee21fc2b9af0d5585a768ea3acd0

    SHA256

    d4fb435c03841d4911cba57bd01212156d4a0ab4554e5a25b3604e43b3622fb5

    SHA512

    06c60bb27b39064c237e52d3ccea2371953fc454321eab2046ffcb5cc9771206accb0124fdf1726d5cf821906ee05e03dc7ae9ca2534f6543e585382a9c0a688

  • C:\Users\Admin\AppData\Local\Temp\nsrA2F8.tmp\System.dll

    Filesize

    11KB

    MD5

    959ea64598b9a3e494c00e8fa793be7e

    SHA1

    40f284a3b92c2f04b1038def79579d4b3d066ee0

    SHA256

    03cd57ab00236c753e7ddeee8ee1c10839ace7c426769982365531042e1f6f8b

    SHA512

    5e765e090f712beffce40c5264674f430b08719940d66e3a4d4a516fd4ade859f7853f614d9d6bbb602780de54e11110d66dbb0f9ca20ef6096ede531f9f6d64

  • C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\Intrenet. Expleror.lnk

    Filesize

    1003B

    MD5

    0004367116d070aef0f3bb80f04600f6

    SHA1

    21605a6eba94eee52f8a620539ebfed84f4ee301

    SHA256

    e8f229b5ad85727ff75db52a5310d1660f321be5808f1ef356d75d1d8e14bc95

    SHA512

    65f01dec1624295666f5cd6403dbc25ab20ffbf09d80b149b0f9758640a29715ad615077122294d3ed61264efba648764e2c8782106c1e5de9b536e00ee6621b

  • C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\Mozlila Friefox.lnk

    Filesize

    992B

    MD5

    0dcf00fecd5f8373308f1dd74dd9cf70

    SHA1

    ce72b9fcc8878127ed037cd0e9308aaf1e575e57

    SHA256

    396e371ee17a86ff7e7cc2cb67b6d1bdcfda05d020edd24254a856d1a73bceab

    SHA512

    c97f840a554638d3621a587f878d5402ca9e0fd009bdd37010fd6c74307eac9c7cb9bdbf0b3465efc22ce9587c284d62fe2686696b1e3ec455c3f81a39d210b1

  • C:\Users\Admin\Desktop\Intrenet. Expleror.lnk

    Filesize

    979B

    MD5

    7f5ab72a2c693ea46b36d5da71ddeb8b

    SHA1

    8984db17fcb460fc314db29b85663161b302b8f1

    SHA256

    4b40b2a0f6717449be1c36eac5e6b1f1c2fae3a66a07dadf95e1f5ba4c9d6314

    SHA512

    9b8a2165ea5892c0f9b4aa4e25e365bd81e95adf509b9c60c6b6d0da5d2a02ba7edb6f8bd24ccec63051a991871b53e1125f961df3ea78f1b8a7c801ce94521c

  • memory/448-22-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/448-0-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/448-133-0x0000000000400000-0x0000000000534000-memory.dmp

    Filesize

    1.2MB

  • memory/2184-164-0x0000000000A70000-0x0000000000ACD000-memory.dmp

    Filesize

    372KB

  • memory/2184-167-0x0000000000AD0000-0x0000000000B54000-memory.dmp

    Filesize

    528KB

  • memory/3532-182-0x0000000000900000-0x000000000095D000-memory.dmp

    Filesize

    372KB

  • memory/3532-185-0x0000000000960000-0x00000000009E4000-memory.dmp

    Filesize

    528KB

  • memory/4272-24-0x0000000000400000-0x00000000004B6000-memory.dmp

    Filesize

    728KB

  • memory/4272-21-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

    Filesize

    4KB

  • memory/4272-19-0x0000000000400000-0x00000000004B6000-memory.dmp

    Filesize

    728KB

  • memory/4596-149-0x00000000023A0000-0x00000000023E8000-memory.dmp

    Filesize

    288KB