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Overview

overview

8

Static

static

ef6dfcec7a...0b.dll

windows7-x64

8

ef6dfcec7a...0b.dll

windows10-2004-x64

8

Analysis

  • max time kernel
    135s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/10/2022, 17:26 UTC

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General

  • Target

    ef6dfcec7a338ad05ec03bf5cfac1d20b26221e3ca4a36d2bb7d3b78ae2c590b.dll

  • Size

    19KB

  • MD5

    12a7e662ebd1b63d172db9232ba67cb0

  • SHA1

    faab9e3171614bbf0eafcf53b99bd62ad32cfdf0

  • SHA256

    ef6dfcec7a338ad05ec03bf5cfac1d20b26221e3ca4a36d2bb7d3b78ae2c590b

  • SHA512

    0acf73107caceaa7cca85df4809bdcfac31caafb99032270d94b7d8880f3600bd65ad97f93134eea3a0db877100c5ec4800a4ecfe34923d103903c412b722a06

  • SSDEEP

    384:f7/n22ITPgfEhDsrQ800i80zY4+j7JdZgU0FaXE8:f7/nyPhhDsGn80zpW7JdZgtFaXE

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\ef6dfcec7a338ad05ec03bf5cfac1d20b26221e3ca4a36d2bb7d3b78ae2c590b.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4664
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\ef6dfcec7a338ad05ec03bf5cfac1d20b26221e3ca4a36d2bb7d3b78ae2c590b.dll,#1
      2⤵
      • Blocklisted process makes network request
      PID:4744

Network

  • flag-us
    DNS
    capital.go2cloud.org
    rundll32.exe
    Remote address:
    8.8.8.8:53
    Request
    capital.go2cloud.org
    IN A
    Response
    capital.go2cloud.org
    IN A
    34.198.147.111
    capital.go2cloud.org
    IN A
    52.20.195.125
    capital.go2cloud.org
    IN A
    52.205.36.237
  • flag-us
    GET
    http://capital.go2cloud.org/aff_c?offer_id=4&aff_id=1006&source=11&aff_sub=1505&aff_sub2=4223161&aff_sub3=0&aff_sub4=0&aff_sub5=0&url=http%3A%2F%2Fup.cp-rig.xyz/offer.php%3FaffId%3D{aff_id}%26trackingId%3D467344%26instId%3D11%26ho_trackingid%3D{transaction_id}%26cc%3DRU
    rundll32.exe
    Remote address:
    34.198.147.111:80
    Request
    GET http://capital.go2cloud.org/aff_c?offer_id=4&aff_id=1006&source=11&aff_sub=1505&aff_sub2=4223161&aff_sub3=0&aff_sub4=0&aff_sub5=0&url=http%3A%2F%2Fup.cp-rig.xyz/offer.php%3FaffId%3D{aff_id}%26trackingId%3D467344%26instId%3D11%26ho_trackingid%3D{transaction_id}%26cc%3DRU HTTP/1.1
    Host: capital.go2cloud.org
    Connection: close
    Accept: */*
    User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; fr; rv:1.8.1.3) Gecko/20070309 Firefox/2.0.0.3
    Response
    HTTP/1.1 404 Not Found
    Server: nginx
    Date: Wed, 12 Oct 2022 00:15:31 GMT
    Content-Length: 0
    Connection: close
  • flag-us
    GET
    http://capital.go2cloud.org/aff_c?offer_id=4&aff_id=1006&source=11&aff_sub=1505&aff_sub2=4223161&aff_sub3=0&aff_sub4=0&aff_sub5=0&url=http%3A%2F%2Fup.cp-rig.xyz/offer.php%3FaffId%3D{aff_id}%26trackingId%3D467344%26instId%3D11%26ho_trackingid%3D{transaction_id}%26cc%3DRU
    rundll32.exe
    Remote address:
    34.198.147.111:80
    Request
    GET http://capital.go2cloud.org/aff_c?offer_id=4&aff_id=1006&source=11&aff_sub=1505&aff_sub2=4223161&aff_sub3=0&aff_sub4=0&aff_sub5=0&url=http%3A%2F%2Fup.cp-rig.xyz/offer.php%3FaffId%3D{aff_id}%26trackingId%3D467344%26instId%3D11%26ho_trackingid%3D{transaction_id}%26cc%3DRU HTTP/1.1
    Host: capital.go2cloud.org
    Connection: close
    Accept: */*
    User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; fr; rv:1.8.1.3) Gecko/20070309 Firefox/2.0.0.3
    Response
    HTTP/1.1 404 Not Found
    Server: nginx
    Date: Wed, 12 Oct 2022 00:15:31 GMT
    Content-Length: 0
    Connection: close
  • 178.79.208.1:80
    260 B
     5
  • 34.198.147.111:80
    http://capital.go2cloud.org/aff_c?offer_id=4&aff_id=1006&source=11&aff_sub=1505&aff_sub2=4223161&aff_sub3=0&aff_sub4=0&aff_sub5=0&url=http%3A%2F%2Fup.cp-rig.xyz/offer.php%3FaffId%3D{aff_id}%26trackingId%3D467344%26instId%3D11%26ho_trackingid%3D{transaction_id}%26cc%3DRU
    http
    rundll32.exe
    678 B
     324 B
     5
    5

    HTTP Request

    GET http://capital.go2cloud.org/aff_c?offer_id=4&aff_id=1006&source=11&aff_sub=1505&aff_sub2=4223161&aff_sub3=0&aff_sub4=0&aff_sub5=0&url=http%3A%2F%2Fup.cp-rig.xyz/offer.php%3FaffId%3D{aff_id}%26trackingId%3D467344%26instId%3D11%26ho_trackingid%3D{transaction_id}%26cc%3DRU

    HTTP Response

    404
  • 34.198.147.111:80
    http://capital.go2cloud.org/aff_c?offer_id=4&aff_id=1006&source=11&aff_sub=1505&aff_sub2=4223161&aff_sub3=0&aff_sub4=0&aff_sub5=0&url=http%3A%2F%2Fup.cp-rig.xyz/offer.php%3FaffId%3D{aff_id}%26trackingId%3D467344%26instId%3D11%26ho_trackingid%3D{transaction_id}%26cc%3DRU
    http
    rundll32.exe
    678 B
     324 B
     5
    5

    HTTP Request

    GET http://capital.go2cloud.org/aff_c?offer_id=4&aff_id=1006&source=11&aff_sub=1505&aff_sub2=4223161&aff_sub3=0&aff_sub4=0&aff_sub5=0&url=http%3A%2F%2Fup.cp-rig.xyz/offer.php%3FaffId%3D{aff_id}%26trackingId%3D467344%26instId%3D11%26ho_trackingid%3D{transaction_id}%26cc%3DRU

    HTTP Response

    404
  • 93.184.220.29:80
    322 B
     7
  • 104.80.225.205:443
    322 B
     7
  • 20.42.73.26:443
    322 B
     7
  • 8.8.8.8:53
    capital.go2cloud.org
    dns
    rundll32.exe
    66 B
     114 B
     1
    1

    DNS Request

    capital.go2cloud.org

    DNS Response

    34.198.147.111
    52.20.195.125
    52.205.36.237

MITRE ATT&CK Matrix

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