Analysis

  • max time kernel
    150s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    06-01-2024 10:22

General

  • Target

    45fbda8dcf7d68ac3ced36afe512052e.exe

  • Size

    140KB

  • MD5

    45fbda8dcf7d68ac3ced36afe512052e

  • SHA1

    8f91626d71ffce512d0fe76927914205e3f801ad

  • SHA256

    d2e573203edafedb47f6bbdecdf538a2a2c3e763cb25178604c49691b5233c2e

  • SHA512

    452a5fbf61296f4069a02ed84bdbb99c606bbcc70cd878cfa83d248788fd72b6fb8f54af1fda54df47e76c877ddd72e3d52065b3e884d82a938c74b2e2d8983e

  • SSDEEP

    3072:0EamHrX3oZYw+yL6M8XT8viIQi88phTD27ZLbFTKSPi5Uj+BnYTRavcrhcXyOke:XX4234ZQ70pJ5eYYTAct+

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 14 IoCs
  • Drops file in System32 directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies Internet Explorer settings 1 TTPs 3 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45fbda8dcf7d68ac3ced36afe512052e.exe
    "C:\Users\Admin\AppData\Local\Temp\45fbda8dcf7d68ac3ced36afe512052e.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2056
    • C:\Windows\SysWOW64\51b105.exe
      C:\Windows\system32\51b105.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2652
    • C:\Windows\SysWOW64\gggg25.exe
      C:\Windows\system32\gggg25.exe
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2624
    • C:\Windows\SysWOW64\ddddy4.exe
      C:\Windows\system32\ddddy4.exe
      2⤵
      • Executes dropped EXE
      • Modifies Internet Explorer settings
      • Suspicious use of SetWindowsHookEx
      PID:2544

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\53STNJLW\background_gradient[1]

    Filesize

    453B

    MD5

    20f0110ed5e4e0d5384a496e4880139b

    SHA1

    51f5fc61d8bf19100df0f8aadaa57fcd9c086255

    SHA256

    1471693be91e53c2640fe7baeecbc624530b088444222d93f2815dfce1865d5b

    SHA512

    5f52c117e346111d99d3b642926139178a80b9ec03147c00e27f07aab47fe38e9319fe983444f3e0e36def1e86dd7c56c25e44b14efdc3f13b45ededa064db5a

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\53STNJLW\bullet[1]

    Filesize

    447B

    MD5

    26f971d87ca00e23bd2d064524aef838

    SHA1

    7440beff2f4f8fabc9315608a13bf26cabad27d9

    SHA256

    1d8e5fd3c1fd384c0a7507e7283c7fe8f65015e521b84569132a7eabedc9d41d

    SHA512

    c62eb51be301bb96c80539d66a73cd17ca2021d5d816233853a37db72e04050271e581cc99652f3d8469b390003ca6c62dad2a9d57164c620b7777ae99aa1b15

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\HJ0GGVIM\ErrorPageTemplate[1]

    Filesize

    2KB

    MD5

    f4fe1cb77e758e1ba56b8a8ec20417c5

    SHA1

    f4eda06901edb98633a686b11d02f4925f827bf0

    SHA256

    8d018639281b33da8eb3ce0b21d11e1d414e59024c3689f92be8904eb5779b5f

    SHA512

    62514ab345b6648c5442200a8e9530dfb88a0355e262069e0a694289c39a4a1c06c6143e5961074bfac219949102a416c09733f24e8468984b96843dc222b436

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\HJ0GGVIM\info_48[1]

    Filesize

    4KB

    MD5

    5565250fcc163aa3a79f0b746416ce69

    SHA1

    b97cc66471fcdee07d0ee36c7fb03f342c231f8f

    SHA256

    51129c6c98a82ea491f89857c31146ecec14c4af184517450a7a20c699c84859

    SHA512

    e60ea153b0fece4d311769391d3b763b14b9a140105a36a13dad23c2906735eaab9092236deb8c68ef078e8864d6e288bef7ef1731c1e9f1ad9b0170b95ac134

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\M2VO416U\errorPageStrings[1]

    Filesize

    2KB

    MD5

    e3e4a98353f119b80b323302f26b78fa

    SHA1

    20ee35a370cdd3a8a7d04b506410300fd0a6a864

    SHA256

    9466d620dc57835a2475f8f71e304f54aee7160e134ba160baae0f19e5e71e66

    SHA512

    d8e4d73c76804a5abebd5dbc3a86dcdb6e73107b873175a8de67332c113fb7c4899890bf7972e467866fa4cd100a7e2a10a770e5a9c41cbf23b54351b771dcee

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\M2VO416U\httpErrorPagesScripts[1]

    Filesize

    8KB

    MD5

    3f57b781cb3ef114dd0b665151571b7b

    SHA1

    ce6a63f996df3a1cccb81720e21204b825e0238c

    SHA256

    46e019fa34465f4ed096a9665d1827b54553931ad82e98be01edb1ddbc94d3ad

    SHA512

    8cbf4ef582332ae7ea605f910ad6f8a4bc28513482409fa84f08943a72cac2cf0fa32b6af4c20c697e1fac2c5ba16b5a64a23af0c11eefbf69625b8f9f90c8fa

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\W79VKSP8\navcancl[1]

    Filesize

    2KB

    MD5

    4bcfe9f8db04948cddb5e31fe6a7f984

    SHA1

    42464c70fc16f3f361c2419751acd57d51613cdf

    SHA256

    bee0439fcf31de76d6e2d7fd377a24a34ac8763d5bf4114da5e1663009e24228

    SHA512

    bb0ef3d32310644285f4062ad5f27f30649c04c5a442361a5dbe3672bd8cb585160187070872a31d9f30b70397d81449623510365a371e73bda580e00eef0e4e

  • C:\Windows\SysWOW64\MSINET.OCX

    Filesize

    112KB

    MD5

    7bec181a21753498b6bd001c42a42722

    SHA1

    3249f233657dc66632c0539c47895bfcee5770cc

    SHA256

    73da54b69911bdd08ea8bbbd508f815ef7cfa59c4684d75c1c602252ec88ee31

    SHA512

    d671e25ae5e02a55f444d253f0e4a42af6a5362d9759fb243ad6d2c333976ab3e98669621ec0850ad915ee06acbe8e70d77b084128fc275462223f4f5ab401bc

  • C:\Windows\SysWOW64\MSWINSCK.OCX

    Filesize

    105KB

    MD5

    9484c04258830aa3c2f2a70eb041414c

    SHA1

    b242a4fb0e9dcf14cb51dc36027baff9a79cb823

    SHA256

    bf7e47c16d7e1c0e88534f4ef95e09d0fd821ed1a06b0d95a389b35364b63ff5

    SHA512

    9d0e9f0d88594746ba41ea4a61a53498619eda596e12d8ec37d01cfe8ceb08be13e3727c83d630a6d9e6d03066f62444bb94ea5a0d2ed9d21a270e612db532a0

  • C:\Windows\SysWOW64\ddddy4.exe

    Filesize

    9KB

    MD5

    60f5cf15f2276d018dff890b5ca504ee

    SHA1

    7250ce7ce25c9dd1efa22c97d5903f72fae2fdd2

    SHA256

    a6d461dcb677e432c5d646c9d99b093addff6fed8fc2def5c48c553b74b88277

    SHA512

    57fb7948450ee07bc4cf00aae1aa17a0f28e41e3878539d92e6941e994bb8020c1702ddf39978dcd640352332d5095c02745ee65294e44e89db159b9e6084008

  • \Windows\SysWOW64\51b105.exe

    Filesize

    36KB

    MD5

    cadf9900371257e6625e9d83b867245e

    SHA1

    7ebb314c54978496780c9c914ded4bc1a91e11f3

    SHA256

    dce2dc20ef6cdb1b1906eec4b105f8490db08890c0e01db08b8a1413202211ae

    SHA512

    38c2bc723b725a44c598c7afee4560a62c81c4c6c9bebac490de307eafae044110ec5211e3814768d68c0a951704b7ab54ad892b74796c67d746a1f7398d92b6

  • \Windows\SysWOW64\gggg25.exe

    Filesize

    11KB

    MD5

    b0037c80184d270bb3d8575bc5a971f4

    SHA1

    6950fd4e8a27fcb5e979661fd966c456d57eb97b

    SHA256

    1517e794753eaf2c06a8a08c8c19f6f724ac0ff68565ebc35a7f6c6bf5790492

    SHA512

    850c18deeb483a08ecb977e4cf93b2c119601cd36e1897af8d8ae7f94ab7883060cc0f5d99c0897d8f5eb865dd5bd38091a1bcea80d3dde520aa1c39763a0c50

  • memory/2544-101-0x00000000048C0000-0x0000000004CD2000-memory.dmp

    Filesize

    4.1MB

  • memory/2624-48-0x0000000004650000-0x0000000004A62000-memory.dmp

    Filesize

    4.1MB

  • memory/2652-65-0x0000000004F60000-0x0000000005372000-memory.dmp

    Filesize

    4.1MB