Windows 7 deprecation

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Analysis

  • max time kernel
    135s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/06/2023, 15:45 UTC

General

  • Target

    IE8-WindowsServer2003-x86-CHS.exe

  • Size

    16.1MB

  • MD5

    ddd6164ec524d31dcab3c75c375641da

  • SHA1

    09325ec29082b1bec1a8ce93b26b3f9c63a69596

  • SHA256

    9f90ce776ec014808d64352a802f52e0202c1419a5ae3cc13aaafd4570d88843

  • SHA512

    341b68f9ee10d3aa856029012a2ce12d47c7df90a1df5c4eb293eb9bb7482c40c9bb2306b941a60b4d57751440de60568d66c5398becc5321111809cd3e3e0ce

  • SSDEEP

    393216:csND0ZwksVw+IZ1V2pm7RvCqPHL+PxLEDJV5ggL:cl/s8ypm7Rv+PaJUy

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\IE8-WindowsServer2003-x86-CHS.exe
    "C:\Users\Admin\AppData\Local\Temp\IE8-WindowsServer2003-x86-CHS.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1916
    • \??\c:\6d6ba1e50bb3cf64e0541ee99646\update\iesetup.exe
      c:\6d6ba1e50bb3cf64e0541ee99646\update\iesetup.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Windows directory
      PID:2944

Network

  • flag-us
    DNS
    58.55.71.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.55.71.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    0.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    0.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    209.205.72.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    209.205.72.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    13.86.106.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    13.86.106.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    64.13.109.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    64.13.109.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    254.133.241.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    254.133.241.8.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    183.59.114.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    183.59.114.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    183.59.114.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    183.59.114.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    171.39.242.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    171.39.242.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    171.39.242.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    171.39.242.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    2.36.159.162.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    2.36.159.162.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    2.36.159.162.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    2.36.159.162.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    86.23.85.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    86.23.85.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    126.140.241.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    126.140.241.8.in-addr.arpa
    IN PTR
    Response
  • 93.184.220.29:80
    322 B
    7
  • 93.184.220.29:80
    322 B
    7
  • 40.125.122.176:443
    260 B
    5
  • 40.125.122.176:443
    260 B
    5
  • 87.248.202.1:80
    322 B
    7
  • 87.248.202.1:80
    322 B
    7
  • 173.223.113.164:443
    322 B
    7
  • 173.223.113.131:80
    322 B
    7
  • 204.79.197.203:80
    322 B
    7
  • 40.125.122.151:443
    260 B
    5
  • 88.221.25.155:80
    322 B
    7
  • 8.8.8.8:53
    58.55.71.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    58.55.71.13.in-addr.arpa

  • 8.8.8.8:53
    0.159.190.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    0.159.190.20.in-addr.arpa

  • 8.8.8.8:53
    209.205.72.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    209.205.72.20.in-addr.arpa

  • 8.8.8.8:53
    13.86.106.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    13.86.106.20.in-addr.arpa

  • 8.8.8.8:53
    64.13.109.52.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    64.13.109.52.in-addr.arpa

  • 8.8.8.8:53
    254.133.241.8.in-addr.arpa
    dns
    72 B
    126 B
    1
    1

    DNS Request

    254.133.241.8.in-addr.arpa

  • 8.8.8.8:53
    183.59.114.20.in-addr.arpa
    dns
    144 B
    316 B
    2
    2

    DNS Request

    183.59.114.20.in-addr.arpa

    DNS Request

    183.59.114.20.in-addr.arpa

  • 8.8.8.8:53
    171.39.242.20.in-addr.arpa
    dns
    144 B
    316 B
    2
    2

    DNS Request

    171.39.242.20.in-addr.arpa

    DNS Request

    171.39.242.20.in-addr.arpa

  • 8.8.8.8:53
    2.36.159.162.in-addr.arpa
    dns
    142 B
    266 B
    2
    2

    DNS Request

    2.36.159.162.in-addr.arpa

    DNS Request

    2.36.159.162.in-addr.arpa

  • 8.8.8.8:53
    86.23.85.13.in-addr.arpa
    dns
    70 B
    144 B
    1
    1

    DNS Request

    86.23.85.13.in-addr.arpa

  • 8.8.8.8:53
    126.140.241.8.in-addr.arpa
    dns
    72 B
    126 B
    1
    1

    DNS Request

    126.140.241.8.in-addr.arpa

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\6d6ba1e50bb3cf64e0541ee99646\update\iesetup.exe

    Filesize

    1.0MB

    MD5

    6b5f10832b00b206a3f8774567a5f960

    SHA1

    4e7b57124e8a1c69947b9bc4dfa3fb8f6c70c6f6

    SHA256

    c0d3fdc340d32d599512740f611c24cb9b232a3972243577942c16128823ead6

    SHA512

    461399f8054b96730ff915c9e2eb6ca30931e06ed59cfb58ad2611fbb059ee46c9c372f802822824f8f00f9a4da6b70fe6cbf226644ee46bee33f78fa5d2f268

  • C:\6d6ba1e50bb3cf64e0541ee99646\update\sqmapi.dll

    Filesize

    138KB

    MD5

    9c7d9ef8de6683b41ba5aed60931b370

    SHA1

    8250c393231a51994efdc2d2542e330059fa3253

    SHA256

    f61988179bf124755c94b979926a67190e1b9b00953231bd83240242aad85cac

    SHA512

    3bb2049cbe30433114b5ddbfe9bf6b35a9492717979219ec539fa8838cebc557016d80fd49be0600b9a96ae0b9395168e0969b41c6b72baabb0943c1656c0393

  • \??\c:\6d6ba1e50bb3cf64e0541ee99646\update\ie8.cat

    Filesize

    46KB

    MD5

    487cef1b09917a20ed42594235ae3e24

    SHA1

    1d296a6b27e3d1c22846670b7f582bbc81419717

    SHA256

    4b56d4eedd46cfcfc52dc8bb81a13598d3f247a6bb7be0ed561fb3787c0ba320

    SHA512

    2439bb4a8f122ea49bf7fe5652cb3def25dc0cf799e7b9dd25306b4fa83334f193c80699762e3941ed9aadc822c046602ec7eb16ae33eb686df553b6d310db10

  • \??\c:\6d6ba1e50bb3cf64e0541ee99646\update\iecustom.dll

    Filesize

    56KB

    MD5

    803918dc4afc24b0f2e7a0741b407c3a

    SHA1

    8ad4deb9be6b86d38aa946c8812a6235f4023722

    SHA256

    367200f1cc29353867f9b81c2fdde8c8f754b541470320ffe32d2478a908c083

    SHA512

    aabfe4db32104627c1f893b6b469cb1eb910d41e00ea309f66369e3c2a44bcd09b9d1311d6f28c3f76aaab082e32219eae9570e420a932611441474a350c3fc3

  • \??\c:\6d6ba1e50bb3cf64e0541ee99646\update\iesetup.exe

    Filesize

    1.0MB

    MD5

    6b5f10832b00b206a3f8774567a5f960

    SHA1

    4e7b57124e8a1c69947b9bc4dfa3fb8f6c70c6f6

    SHA256

    c0d3fdc340d32d599512740f611c24cb9b232a3972243577942c16128823ead6

    SHA512

    461399f8054b96730ff915c9e2eb6ca30931e06ed59cfb58ad2611fbb059ee46c9c372f802822824f8f00f9a4da6b70fe6cbf226644ee46bee33f78fa5d2f268

  • \??\c:\6d6ba1e50bb3cf64e0541ee99646\update\sqmapi.dll

    Filesize

    138KB

    MD5

    9c7d9ef8de6683b41ba5aed60931b370

    SHA1

    8250c393231a51994efdc2d2542e330059fa3253

    SHA256

    f61988179bf124755c94b979926a67190e1b9b00953231bd83240242aad85cac

    SHA512

    3bb2049cbe30433114b5ddbfe9bf6b35a9492717979219ec539fa8838cebc557016d80fd49be0600b9a96ae0b9395168e0969b41c6b72baabb0943c1656c0393

  • \??\c:\6d6ba1e50bb3cf64e0541ee99646\update\update.exe

    Filesize

    712KB

    MD5

    4599ad83996082516ffe0ae50c648805

    SHA1

    686621d0a0c3a3478a967c555a17d012ec4bf60d

    SHA256

    863ca400fc95c48e2cefaa95acf32b30e6f5bc8e5c553eb0932c2001ec5b060b

    SHA512

    306b0718ac67a5513111fe217a10909193ea711c47cb6a8debdc61d4aa3435e6f269e3c8b0ed3c9f8e97f0a73304fb4f42521b84c59cf3dae24864f07f0441af

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