Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    03-12-2022 10:42

General

  • Target

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e.exe

  • Size

    370KB

  • MD5

    a80bf9cba80fa69b7612b5947b197723

  • SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

  • SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

  • SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • SSDEEP

    6144:3q8UWDkUi7jDLaC7G5QGiUlSFYcH+WNEvWZR+GoqjoOLo6+WYg:RRgUG7aC7G6GQH5NFZR+GooY6Yg

Score
8/10

Malware Config

Signatures

  • Adds policy Run key to start application 2 TTPs 6 IoCs
  • Drops file in Drivers directory 2 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 17 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Modifies data under HKEY_USERS 14 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e.exe
    "C:\Users\Admin\AppData\Local\Temp\fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e.exe"
    1⤵
    • Adds policy Run key to start application
    • Drops file in Drivers directory
    • Loads dropped DLL
    • Adds Run key to start application
    • Modifies data under HKEY_USERS
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\ProgramData\Microsoft\csrss.exe
      C:\ProgramData\Microsoft\csrss.exe /a 1
      2⤵
      • Executes dropped EXE
      PID:1752

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\ProgramData\Microsoft\csrss.exe

    Filesize

    370KB

    MD5

    79305f9994064022f661b41d59c11ecb

    SHA1

    7968047de5497fb94da63acb021622993d5ee91d

    SHA256

    625ee18d9113d5674670c42ec8d0e3fd97bf1c79a8a8d6275bf55d5368a98951

    SHA512

    a667d09f3ef62cc0425be6054e244befc02a73327367fea23ac7d8879625a67d37739f2af3c557ea456837f0af423f2784f5c9a736cace4c18a845574cbd6bf2

  • C:\Users\Admin\AppData\Local\Temp\Twain002.Mtx

    Filesize

    10B

    MD5

    d4a826d51100de961ca6decea8a4e742

    SHA1

    fcce0806c41a590a41f8f8a032902cf38ecc5fbc

    SHA256

    276ced51409f8b16626f524e5cb38d70fcf136915dbaa1c179692ccba6f70bd5

    SHA512

    9c7e2edb5fe1794b883544d76084ae4f975f5dae80c80987cd8a0ee3297e7e9bc4d5cc24e7d364ae439dfc1cc94846bf6627022ddbe96a32a090db172b72d391

  • \ProgramData\Microsoft\csrss.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \ProgramData\Microsoft\csrss.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \ProgramData\Microsoft\csrss.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \ProgramData\Microsoft\csrss.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \ProgramData\Microsoft\csrss.exe

    Filesize

    370KB

    MD5

    79305f9994064022f661b41d59c11ecb

    SHA1

    7968047de5497fb94da63acb021622993d5ee91d

    SHA256

    625ee18d9113d5674670c42ec8d0e3fd97bf1c79a8a8d6275bf55d5368a98951

    SHA512

    a667d09f3ef62cc0425be6054e244befc02a73327367fea23ac7d8879625a67d37739f2af3c557ea456837f0af423f2784f5c9a736cace4c18a845574cbd6bf2

  • \ProgramData\mqtgsvc.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \ProgramData\mqtgsvc.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Users\Admin\AppData\Local\Microsoft\Windows\dllhst3g.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Users\Admin\AppData\Local\Microsoft\Windows\dllhst3g.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Users\Admin\AppData\Local\Microsoft\rsvp.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Users\Admin\AppData\Local\Microsoft\rsvp.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Users\Admin\AppData\Roaming\Microsoft\mstsc.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Users\Admin\AppData\Roaming\Microsoft\mstsc.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Users\Admin\AppData\Roaming\cmstp.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Users\Admin\AppData\Roaming\cmstp.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Windows\SysWOW64\drivers\dllhst3g.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • \Windows\SysWOW64\drivers\dllhst3g.exe

    Filesize

    370KB

    MD5

    a80bf9cba80fa69b7612b5947b197723

    SHA1

    07622081d530608ac6619b6b25b75a5a7b820cad

    SHA256

    fed5e28f5d6ca5f2e7f5a5b60cb1ccabd653fea0053a1cee440f7ee2c9262d6e

    SHA512

    ad761f4b86b52989f091e323dad2ff681a0dc8de1571aa71898d002e8fab0dde431daab8e7334674502bc4caf4d1a7bfdf21a0863335d768f6e042bf627fbbb5

  • memory/1752-74-0x0000000076201000-0x0000000076203000-memory.dmp

    Filesize

    8KB