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Analysis

  • max time kernel
    144s
  • max time network
    158s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240709-en
  • resource tags

    arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    27/07/2024, 21:35 UTC

General

  • Target

    CoinBase Checker/CoinBase Checker/libeay32.dll

  • Size

    988KB

  • MD5

    177bda0c92482dfa2c162a3750932b9c

  • SHA1

    cb3b8a465fb55e9e0b4bb5a3298a481557a799d5

  • SHA256

    17a4b75ef43a4fdeedaef86c39bead6719144e3e368b55898b79ecb371012854

  • SHA512

    d6900cbcd53d2993ea639e70fe7d0b29595153c4ef54eb9c4a264c22963ca64d551dd633ce1c5d657bd371ddeebcff00419d50a13e423d44f25c8ac9f8ccf3d0

  • SSDEEP

    12288:baTkV9YfAjvnC+pcU0MfHJQXA7WpVn2UNKQbox5b6j6iHk:bOBcnJpcTMve5pV9sQbsejrHk

Score
3/10

Malware Config

Signatures

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\CoinBase Checker\CoinBase Checker\libeay32.dll",#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4704
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe "C:\Users\Admin\AppData\Local\Temp\CoinBase Checker\CoinBase Checker\libeay32.dll",#1
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2552

Network

  • flag-us
    DNS
    68.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    68.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    58.99.105.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.99.105.20.in-addr.arpa
    IN PTR
    Response
  • 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
    ctldl.windowsupdate.com.delivery.microsoft.com
    ctldl.windowsupdate.com.delivery.microsoft.com
    IN CNAME
    wu-b-net.trafficmanager.net
    wu-b-net.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
    92.123.140.25
    a767.dspw65.akamai.net
    IN A
    92.123.143.240
  • flag-us
    DNS
    self.events.data.microsoft.com
    Remote address:
    8.8.8.8:53
    Request
    self.events.data.microsoft.com
    IN A
    Response
    self.events.data.microsoft.com
    IN CNAME
    self-events-data.trafficmanager.net
    self-events-data.trafficmanager.net
    IN CNAME
    onedscolprdeus09.eastus.cloudapp.azure.com
    onedscolprdeus09.eastus.cloudapp.azure.com
    IN A
    20.42.73.26
  • flag-us
    DNS
    25.140.123.92.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    25.140.123.92.in-addr.arpa
    IN PTR
    Response
    25.140.123.92.in-addr.arpa
    IN PTR
    a92-123-140-25deploystaticakamaitechnologiescom
  • 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-weu.westeurope.cloudapp.azure.com
    iris-de-prod-azsc-v2-weu.westeurope.cloudapp.azure.com
    IN A
    20.103.156.88
  • flag-us
    DNS
    nexusrules.officeapps.live.com
    Remote address:
    8.8.8.8:53
    Request
    nexusrules.officeapps.live.com
    IN A
    Response
    nexusrules.officeapps.live.com
    IN CNAME
    prod.nexusrules.live.com.akadns.net
    prod.nexusrules.live.com.akadns.net
    IN A
    52.111.243.31
  • flag-us
    DNS
    26.73.42.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    26.73.42.20.in-addr.arpa
    IN PTR
    Response
  • 150.171.27.10:443
    tse1.mm.bing.net
    tls
    1.6kB
    7.2kB
    17
    15
  • 150.171.27.10:443
    tse1.mm.bing.net
    tls
    147.8kB
    4.4MB
    3157
    3163
  • 150.171.27.10:443
    tse1.mm.bing.net
    tls
    1.6kB
    7.2kB
    17
    15
  • 150.171.27.10:443
    tse1.mm.bing.net
    tls
    1.6kB
    7.2kB
    17
    15
  • 150.171.27.10:443
    tse1.mm.bing.net
    tls
    2.5kB
    7.2kB
    17
    15
  • 8.8.8.8:53
    68.159.190.20.in-addr.arpa
    dns
    288 B
    792 B
    4
    4

    DNS Request

    68.159.190.20.in-addr.arpa

    DNS Request

    58.99.105.20.in-addr.arpa

    DNS Request

    ctldl.windowsupdate.com

    DNS Response

    92.123.140.25
    92.123.143.240

    DNS Request

    self.events.data.microsoft.com

    DNS Response

    20.42.73.26

  • 8.8.8.8:53
    25.140.123.92.in-addr.arpa
    dns
    275 B
    608 B
    4
    4

    DNS Request

    25.140.123.92.in-addr.arpa

    DNS Request

    arc.msn.com

    DNS Response

    20.103.156.88

    DNS Request

    nexusrules.officeapps.live.com

    DNS Response

    52.111.243.31

    DNS Request

    26.73.42.20.in-addr.arpa

MITRE ATT&CK Enterprise v15

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