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Analysis

  • max time kernel
    172s
  • max time network
    181s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/11/2022, 10:35

General

  • Target

    cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe

  • Size

    780KB

  • MD5

    27fd2c92ab35affb595faf9c3d486bbb

  • SHA1

    09c05dc8884c72b3bf8340136cd4aafd9ea0b22c

  • SHA256

    cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d

  • SHA512

    8ea804219bcbee43b7de0b61fa169f76ce6c6b8ae9481963d20cf3f37f799023b381d75f33c6315c8e0dd7c41c263eec8d2f95b30f72676400503227b8695116

  • SSDEEP

    12288:qhiDoNJ398W0WSSo/xviVUIh/ZUXZXCFEpUUPTDm3Fs+IOSD:qhiDoNJQWSSoWUUYkTI

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Registers COM server for autorun 1 TTPs 3 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Modifies registry class 34 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe
    "C:\Users\Admin\AppData\Local\Temp\cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3080
    • C:\Users\Admin\AppData\Local\Temp\2763565d\setup.exe
      "C:\Users\Admin\AppData\Local\Temp/2763565d/setup.exe" ProfileFileName=step0.ini
      2⤵
      • Executes dropped EXE
      • Registers COM server for autorun
      • Checks whether UAC is enabled
      • Modifies registry class
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2556

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\2763565d\installer\boot.dat

    Filesize

    1KB

    MD5

    82ff009dd3236db90393cead19bd2b16

    SHA1

    3b9eab7281a500960d6598316db7b8299970d8ba

    SHA256

    0f1d6e066ebc9ed29cc2f194fad5091431a57eb85e13fdd19d1c8881c9402e71

    SHA512

    47bc6609654812719030e470f949b2af139346937cb689d078de731d57278f2743da5a1cf2dd71bbadb47251be7e5b784c429ba2769559e2d4dcddc978fbe8f1

  • C:\Users\Admin\AppData\Local\Temp\2763565d\installer\installer-config.dat

    Filesize

    4KB

    MD5

    26346960decad3a50d16370897784854

    SHA1

    a2a5986399f33bd62cd15757895475f818291302

    SHA256

    e6283313fa634034a1251471b5517fa9264c55f1e8008af103dbb13242dcc88f

    SHA512

    1344d6c3201e33ff26063c58b2030b1b16fb8bcab951caa9bfe9cce4c09d190881705a7eafccc6ccfe0bdf1abf71ae360ea3e3ef10ee6ef0cfaf0eb1aba39e54

  • C:\Users\Admin\AppData\Local\Temp\2763565d\installer\installer.dat

    Filesize

    36KB

    MD5

    298dc9fe1774bad46acae8aec86b8a40

    SHA1

    f9f5564461b94e309043e2c555b645fdb69611b0

    SHA256

    ceee1f89c72361136d3c7f884c9a54ccf3e99aa25fbc0aeef4c79c9f1e38307e

    SHA512

    a47c66bd350774b0932a42062952e9cd260daf0cf4b6a2f5ce886a24e592bb113aaa0d386c712d7a63ef3070f85540a8125579a524269091684e59ccc601f2eb

  • C:\Users\Admin\AppData\Local\Temp\2763565d\installer\new-screen.dat

    Filesize

    2KB

    MD5

    ff3ac2ce15df8c6e09677fff184dd67e

    SHA1

    a9b938df0cb6338c557c118766e25acc97bcf1f8

    SHA256

    ae780c4499c3560092e6b5bcbf4ae596f7b0df3e77d0d3cb3eeb33b54eeb2dfe

    SHA512

    a7fdd31a34c45d608f99afb06c9ac54c2218603f1d3828af13a0060e19f2d4903ddc253f3209455acff7459679e3514cade3289e21c1f3f598a07b7e8e361ad0

  • C:\Users\Admin\AppData\Local\Temp\2763565d\installer\step0.ini

    Filesize

    13KB

    MD5

    5b7c9bc87b7c0e83881a712b822189ee

    SHA1

    b498c2810befe0c3b077b041fcd528f828b42857

    SHA256

    5e4b19721aadaa4909bd2fec8d7fa196a3581cb3fdc2c08cd98950e8eb7a20fd

    SHA512

    cb37a2da3ae66c8a0069164fc3eef718e5892bce2bfd81df38fa71afc900575ce4093ab6678ade561616f88cc474cecdd6196b589460e9ca5480f6aef882db16

  • C:\Users\Admin\AppData\Local\Temp\2763565d\installer\step0.ini

    Filesize

    9KB

    MD5

    53fdf05f7923725b9becc5d9a4e0b3c9

    SHA1

    24549517ab23c915bad747c91f41d050dab65d6e

    SHA256

    3fbf19d943def107117ebb4ba0108286024b619e4dbbc0749ef6df0defe17d10

    SHA512

    852613195c34d456b3c77ed622c43deefd380eced5b5df2c5a08478a53d2a492dbab7ce3fd6fa978951c20c312db834970f5da6beeab72851ae228132a77f3f2

  • C:\Users\Admin\AppData\Local\Temp\2763565d\setup.exe

    Filesize

    1.4MB

    MD5

    c3bc99a2f410a5bede595c6a35aabc44

    SHA1

    cf513259f468b9b15d1749dbe60d215c0b76098c

    SHA256

    747193c4bdfed0a0d9dc2cd79e9682787169467c90e89d165026ccc220142cd6

    SHA512

    ddc3eee00d14947fc7cab3ff870328e9046c62357ef1a0ba809ec846a404e3797a1bead5c85ba393ef2536589ea69293da3eefa57e1e99f33b60912c1f1908b3

  • C:\Users\Admin\AppData\Local\Temp\2763565d\setup.exe

    Filesize

    1.4MB

    MD5

    c3bc99a2f410a5bede595c6a35aabc44

    SHA1

    cf513259f468b9b15d1749dbe60d215c0b76098c

    SHA256

    747193c4bdfed0a0d9dc2cd79e9682787169467c90e89d165026ccc220142cd6

    SHA512

    ddc3eee00d14947fc7cab3ff870328e9046c62357ef1a0ba809ec846a404e3797a1bead5c85ba393ef2536589ea69293da3eefa57e1e99f33b60912c1f1908b3