Analysis

  • max time kernel
    39s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    04/12/2022, 07:19

General

  • Target

    e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.exe

  • Size

    294KB

  • MD5

    218fb36acbcea6b58f23e4fd0f819b5c

  • SHA1

    22f00ef1d9e3719922dda34db5a014c6aae9447f

  • SHA256

    e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf

  • SHA512

    765b46b67c65c2e74aeaf3854ad698e3449bf9faf2b2afbb615b5256d60c66e8847d8052a76f44658dac899c7d4a309544a6b8be5403919c34a825e84ec47412

  • SSDEEP

    6144:cdYgxDExluzMm2mBiXS6S9JSelDyX2UFLstcAyXRU0ODDon:tgxDEvuLTKSH9flD74sK60ODDon

Score
8/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies Internet Explorer start page 1 TTPs 1 IoCs
  • Runs regedit.exe 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.exe
    "C:\Users\Admin\AppData\Local\Temp\e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\is-K5EQ4.tmp\e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-K5EQ4.tmp\e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.tmp" /SL5="$70122,51915,51712,C:\Users\Admin\AppData\Local\Temp\e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1504
      • C:\Windows\SysWOW64\regedit.exe
        "C:\Windows\Regedit.exe" -s C:\Progra~1\TaoBao\info.desc
        3⤵
        • Modifies Internet Explorer settings
        • Modifies Internet Explorer start page
        • Runs regedit.exe
        PID:588
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.exe"
        3⤵
        • Deletes itself
        PID:1928

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Program Files\TaoBao\info.desc

    Filesize

    280B

    MD5

    a0fd44bf16c285a195d371ba2404dc0a

    SHA1

    1880991f3f49d2f35e86ce2575d7535517a10f28

    SHA256

    686ea1ff46449d5412e6454ca7329a6f03e777714e35d502640c61ac16849613

    SHA512

    3477a190eda4b3fd79319ebeab24c3a62cdaffeb4d58f65488713f23e370f8a906365985dad5a8bd39a5d2e047c6f1da40af1d952cb3899c9809a32fb03b970a

  • C:\Users\Admin\AppData\Local\Temp\is-K5EQ4.tmp\e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.tmp

    Filesize

    706KB

    MD5

    1a6c2b578c69b9388e22d38afa16a7fb

    SHA1

    186370d5438b1f5f3d75891aa8412e8edd00981c

    SHA256

    86ac18632bfdca026df9fe12a1d4df2de64bbdc1d2d7e42d2dcbf7809cbbebb3

    SHA512

    fb868c629cd0255b7620c9260bb5712b6622f53f0b7de3d6125c295e02d16f03584ce3a90eccb02b65ce9825885aa1bca5f68c7cc09dc0c09e7c208fcef54714

  • \Users\Admin\AppData\Local\Temp\is-K5EQ4.tmp\e24eeb6b7bf9a4ebf42cbaaa8974604ad7e7ec14460455496f40c37eb6b9a8cf.tmp

    Filesize

    706KB

    MD5

    1a6c2b578c69b9388e22d38afa16a7fb

    SHA1

    186370d5438b1f5f3d75891aa8412e8edd00981c

    SHA256

    86ac18632bfdca026df9fe12a1d4df2de64bbdc1d2d7e42d2dcbf7809cbbebb3

    SHA512

    fb868c629cd0255b7620c9260bb5712b6622f53f0b7de3d6125c295e02d16f03584ce3a90eccb02b65ce9825885aa1bca5f68c7cc09dc0c09e7c208fcef54714

  • \Users\Admin\AppData\Local\Temp\is-P9VJH.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • \Users\Admin\AppData\Local\Temp\is-P9VJH.tmp\_isetup\_shfoldr.dll

    Filesize

    22KB

    MD5

    92dc6ef532fbb4a5c3201469a5b5eb63

    SHA1

    3e89ff837147c16b4e41c30d6c796374e0b8e62c

    SHA256

    9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

    SHA512

    9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

  • memory/1504-64-0x0000000074531000-0x0000000074533000-memory.dmp

    Filesize

    8KB

  • memory/2016-58-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2016-54-0x00000000760C1000-0x00000000760C3000-memory.dmp

    Filesize

    8KB

  • memory/2016-69-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB

  • memory/2016-55-0x0000000000400000-0x0000000000414000-memory.dmp

    Filesize

    80KB