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Analysis

  • max time kernel
    141s
  • max time network
    154s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240221-en
  • resource tags

    arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    22/02/2024, 19:07 UTC

General

  • Target

    encodings/cp775.pyc

  • Size

    13KB

  • MD5

    83601f4304a5e2d45c0488acc35178ee

  • SHA1

    a4eff29fa3036c7f8f6b975f58c3345261b4e193

  • SHA256

    051c7c8e27dfdc423726722bf4d26033425e805f530d5ac9fb44e3811409285d

  • SHA512

    ac26c0dd667b12e998a57871ebf8bfdab64d7bfa933242994731e72acd887b98b5b2fd2fc3ff9fc09730352adcbe82bb44fc444a2ee6999358b1977fb4aa29d6

  • SSDEEP

    192:6amwB9TEJfPWQSvNz7PTVO+tX7lNpnkqJX1GTnGRtFyzF5VAXE2JHFtoSmhF8p:vni2vHO+tLlN1kTnG0RA0R8p

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\encodings\cp775.pyc
    1⤵
    • Modifies registry class
    PID:2824
  • C:\Windows\system32\OpenWith.exe
    C:\Windows\system32\OpenWith.exe -Embedding
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:328
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:4084

    Network

    • flag-us
      DNS
      194.178.17.96.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      194.178.17.96.in-addr.arpa
      IN PTR
      Response
      194.178.17.96.in-addr.arpa
      IN PTR
      a96-17-178-194deploystaticakamaitechnologiescom
    • flag-us
      DNS
      55.36.223.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      55.36.223.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      ris.api.iris.microsoft.com
      Remote address:
      8.8.8.8:53
      Request
      ris.api.iris.microsoft.com
      IN A
      Response
      ris.api.iris.microsoft.com
      IN CNAME
      ris-prod.trafficmanager.net
      ris-prod.trafficmanager.net
      IN CNAME
      asf-ris-prod-neu-azsc.northeurope.cloudapp.azure.com
      asf-ris-prod-neu-azsc.northeurope.cloudapp.azure.com
      IN A
      20.234.120.54
    • flag-us
      DNS
      ocsp.digicert.com
      Remote address:
      8.8.8.8:53
      Request
      ocsp.digicert.com
      IN A
      Response
      ocsp.digicert.com
      IN CNAME
      ocsp.edge.digicert.com
      ocsp.edge.digicert.com
      IN CNAME
      fp2e7a.wpc.2be4.phicdn.net
      fp2e7a.wpc.2be4.phicdn.net
      IN CNAME
      fp2e7a.wpc.phicdn.net
      fp2e7a.wpc.phicdn.net
      IN A
      192.229.221.95
    • flag-us
      DNS
      ocsp.digicert.com
      Remote address:
      8.8.8.8:53
      Request
      ocsp.digicert.com
      IN A
    • flag-us
      DNS
      54.120.234.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      54.120.234.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      95.221.229.192.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      95.221.229.192.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      arc.msn.com
      Remote address:
      8.8.8.8:53
      Request
      arc.msn.com
      IN A
      Response
      arc.msn.com
      IN CNAME
      arc.trafficmanager.net
      arc.trafficmanager.net
      IN CNAME
      iris-de-prod-azsc-v2-neu-b.northeurope.cloudapp.azure.com
      iris-de-prod-azsc-v2-neu-b.northeurope.cloudapp.azure.com
      IN A
      20.223.36.55
    • flag-us
      DNS
      19.229.111.52.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      19.229.111.52.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      90.65.42.20.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      90.65.42.20.in-addr.arpa
      IN PTR
      Response
    • flag-us
      DNS
      200.197.79.204.in-addr.arpa
      Remote address:
      8.8.8.8:53
      Request
      200.197.79.204.in-addr.arpa
      IN PTR
      Response
      200.197.79.204.in-addr.arpa
      IN PTR
      a-0001a-msedgenet
    • flag-us
      DNS
      ctldl.windowsupdate.com
      Remote address:
      8.8.8.8:53
      Request
      ctldl.windowsupdate.com
      IN A
      Response
      ctldl.windowsupdate.com
      IN CNAME
      wu-bg-shim.trafficmanager.net
      wu-bg-shim.trafficmanager.net
      IN CNAME
      download.windowsupdate.com.edgesuite.net
      download.windowsupdate.com.edgesuite.net
      IN CNAME
      a767.dspw65.akamai.net
      a767.dspw65.akamai.net
      IN A
      96.17.178.173
      a767.dspw65.akamai.net
      IN A
      96.17.178.210
      a767.dspw65.akamai.net
      IN A
      96.17.178.202
      a767.dspw65.akamai.net
      IN A
      96.17.178.190
      a767.dspw65.akamai.net
      IN A
      96.17.178.209
      a767.dspw65.akamai.net
      IN A
      96.17.178.175
    • flag-us
      DNS
      ris.api.iris.microsoft.com
      Remote address:
      8.8.8.8:53
      Request
      ris.api.iris.microsoft.com
      IN A
      Response
      ris.api.iris.microsoft.com
      IN CNAME
      ris-prod.trafficmanager.net
      ris-prod.trafficmanager.net
      IN CNAME
      asf-ris-prod-neu-azsc.northeurope.cloudapp.azure.com
      asf-ris-prod-neu-azsc.northeurope.cloudapp.azure.com
      IN A
      20.234.120.54
    • flag-us
      DNS
      arc.msn.com
      Remote address:
      8.8.8.8:53
      Request
      arc.msn.com
      IN A
      Response
      arc.msn.com
      IN CNAME
      arc.trafficmanager.net
      arc.trafficmanager.net
      IN CNAME
      iris-de-prod-azsc-v2-neu-b.northeurope.cloudapp.azure.com
      iris-de-prod-azsc-v2-neu-b.northeurope.cloudapp.azure.com
      IN A
      20.223.36.55
    • 204.79.197.200:443
      tse1.mm.bing.net
      tls
      1.6kB
      8.5kB
      18
      16
    • 204.79.197.200:443
      tse1.mm.bing.net
      tls
      57.0kB
      1.5MB
      1132
      1130
    • 8.8.8.8:53
      194.178.17.96.in-addr.arpa
      dns
      341 B
      654 B
      5
      4

      DNS Request

      194.178.17.96.in-addr.arpa

      DNS Request

      55.36.223.20.in-addr.arpa

      DNS Request

      ris.api.iris.microsoft.com

      DNS Response

      20.234.120.54

      DNS Request

      ocsp.digicert.com

      DNS Request

      ocsp.digicert.com

      DNS Response

      192.229.221.95

    • 8.8.8.8:53
      54.120.234.20.in-addr.arpa
      dns
      344 B
      793 B
      5
      5

      DNS Request

      54.120.234.20.in-addr.arpa

      DNS Request

      95.221.229.192.in-addr.arpa

      DNS Request

      arc.msn.com

      DNS Response

      20.223.36.55

      DNS Request

      19.229.111.52.in-addr.arpa

      DNS Request

      90.65.42.20.in-addr.arpa

    • 8.8.8.8:53
      200.197.79.204.in-addr.arpa
      dns
      271 B
      767 B
      4
      4

      DNS Request

      200.197.79.204.in-addr.arpa

      DNS Request

      ctldl.windowsupdate.com

      DNS Response

      96.17.178.173
      96.17.178.210
      96.17.178.202
      96.17.178.190
      96.17.178.209
      96.17.178.175

      DNS Request

      ris.api.iris.microsoft.com

      DNS Response

      20.234.120.54

      DNS Request

      arc.msn.com

      DNS Response

      20.223.36.55

    MITRE ATT&CK Enterprise v15

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