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Analysis

  • max time kernel
    142s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/07/2023, 17:00 UTC

General

  • Target

    9a1710f89e7d7c_JC.exe

  • Size

    94KB

  • MD5

    9a1710f89e7d7cccc76591e856d9eaee

  • SHA1

    b2b14a4b9961b92e9523c3e7f0043730714d1675

  • SHA256

    4fd1858a55836f2d0eee3af8f76c28650de635fb351a6a9ca451c406add96320

  • SHA512

    f8d48829e40462f0d2a75278a8262ec555eff0fb03e86a3c528133526351bc64f78a7b94ad96d1abb67cc20f5e57c435a09b6d301855df786e9b4bcfc505529d

  • SSDEEP

    1536:ZzFbxmLPWQMOtEvwDpj386Sj/Rs580giz6SJ0U/WJpq8n:ZVxkGOtEvwDpjct

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a1710f89e7d7c_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\9a1710f89e7d7c_JC.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4068
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:3152

Network

  • flag-us
    DNS
    8.8.8.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.8.8.8.in-addr.arpa
    IN PTR
    Response
    8.8.8.8.in-addr.arpa
    IN PTR
    dnsgoogle
  • flag-us
    DNS
    146.78.124.51.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    146.78.124.51.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    134.32.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    134.32.126.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    8.3.197.209.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    8.3.197.209.in-addr.arpa
    IN PTR
    Response
    8.3.197.209.in-addr.arpa
    IN PTR
    vip0x008map2sslhwcdnnet
  • flag-us
    DNS
    bestccc.com
    misid.exe
    Remote address:
    8.8.8.8:53
    Request
    bestccc.com
    IN A
    Response
    bestccc.com
    IN A
    103.14.121.240
  • flag-us
    DNS
    9.228.82.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    9.228.82.20.in-addr.arpa
    IN PTR
    Response
  • flag-in
    GET
    https://bestccc.com/hr/ho2.exe
    misid.exe
    Remote address:
    103.14.121.240:443
    Request
    GET /hr/ho2.exe HTTP/1.1
    Accept: text/*, application/*
    User-Agent: Updates downloader
    Host: bestccc.com
    Cache-Control: no-cache
    Response
    HTTP/1.1 404 Not Found
    Date: Mon, 17 Jul 2023 17:00:22 GMT
    Server: Apache/2
    Content-Length: 315
    Content-Type: text/html; charset=iso-8859-1
  • flag-us
    DNS
    155.245.36.23.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    155.245.36.23.in-addr.arpa
    IN PTR
    Response
    155.245.36.23.in-addr.arpa
    IN PTR
    a23-36-245-155deploystaticakamaitechnologiescom
  • 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
    43.58.199.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    43.58.199.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    240.121.14.103.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    240.121.14.103.in-addr.arpa
    IN PTR
    Response
    240.121.14.103.in-addr.arpa
    IN PTR
    10314121240-static-reversegooddomainregistrycom
  • 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
  • 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
  • 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
  • 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
  • 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
  • flag-us
    DNS
    101.15.18.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    101.15.18.104.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    crl.comodoca.com
    misid.exe
    Remote address:
    8.8.8.8:53
    Request
    crl.comodoca.com
    IN A
    Response
    crl.comodoca.com
    IN CNAME
    crl.comodoca.com.cdn.cloudflare.net
    crl.comodoca.com.cdn.cloudflare.net
    IN A
    104.18.14.101
    crl.comodoca.com.cdn.cloudflare.net
    IN A
    104.18.15.101
  • flag-us
    GET
    http://crl.comodoca.com/cPanelIncCertificationAuthority.crl
    misid.exe
    Remote address:
    104.18.14.101:80
    Request
    GET /cPanelIncCertificationAuthority.crl HTTP/1.1
    Connection: Keep-Alive
    Accept: */*
    User-Agent: Microsoft-CryptoAPI/10.0
    Host: crl.comodoca.com
    Response
    HTTP/1.1 200 OK
    Date: Mon, 17 Jul 2023 17:00:40 GMT
    Content-Type: application/pkix-crl
    Content-Length: 57705
    Connection: keep-alive
    Last-Modified: Mon, 17 Jul 2023 14:17:57 GMT
    ETag: "64b54d95-e169"
    X-CCACDN-Mirror-ID: mscrl2
    Cache-Control: max-age=14400, s-maxage=3600
    Expires: Mon, 24 Jul 2023 14:17:57 GMT
    X-CCACDN-Proxy-ID: mcdpinlb6
    X-Frame-Options: SAMEORIGIN
    CF-Cache-Status: HIT
    Age: 2639
    Accept-Ranges: bytes
    Server: cloudflare
    CF-RAY: 7e840ae0ee3a0e87-AMS
  • flag-us
    DNS
    101.14.18.104.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    101.14.18.104.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    59.128.231.4.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    59.128.231.4.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    103.169.127.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    103.169.127.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    198.187.3.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    198.187.3.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    126.177.238.8.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    126.177.238.8.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    0.77.109.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    0.77.109.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    27.73.42.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    27.73.42.20.in-addr.arpa
    IN PTR
    Response
  • 103.14.121.240:443
    https://bestccc.com/hr/ho2.exe
    tls, http
    misid.exe
    1.1kB
    5.8kB
    13
    9

    HTTP Request

    GET https://bestccc.com/hr/ho2.exe

    HTTP Response

    404
  • 104.18.14.101:80
    http://crl.comodoca.com/cPanelIncCertificationAuthority.crl
    http
    misid.exe
    1.3kB
    60.0kB
    26
    45

    HTTP Request

    GET http://crl.comodoca.com/cPanelIncCertificationAuthority.crl

    HTTP Response

    200
  • 8.8.8.8:53
    8.8.8.8.in-addr.arpa
    dns
    66 B
    90 B
    1
    1

    DNS Request

    8.8.8.8.in-addr.arpa

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

    DNS Request

    146.78.124.51.in-addr.arpa

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

    DNS Request

    134.32.126.40.in-addr.arpa

  • 8.8.8.8:53
    8.3.197.209.in-addr.arpa
    dns
    70 B
    111 B
    1
    1

    DNS Request

    8.3.197.209.in-addr.arpa

  • 8.8.8.8:53
    bestccc.com
    dns
    misid.exe
    57 B
    73 B
    1
    1

    DNS Request

    bestccc.com

    DNS Response

    103.14.121.240

  • 8.8.8.8:53
    9.228.82.20.in-addr.arpa
    dns
    70 B
    156 B
    1
    1

    DNS Request

    9.228.82.20.in-addr.arpa

  • 8.8.8.8:53
    155.245.36.23.in-addr.arpa
    dns
    72 B
    137 B
    1
    1

    DNS Request

    155.245.36.23.in-addr.arpa

  • 8.8.8.8:53
    95.221.229.192.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    95.221.229.192.in-addr.arpa

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

    DNS Request

    43.58.199.20.in-addr.arpa

  • 8.8.8.8:53
    240.121.14.103.in-addr.arpa
    dns
    73 B
    139 B
    1
    1

    DNS Request

    240.121.14.103.in-addr.arpa

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

    DNS Request

    54.120.234.20.in-addr.arpa

    DNS Request

    54.120.234.20.in-addr.arpa

    DNS Request

    54.120.234.20.in-addr.arpa

    DNS Request

    54.120.234.20.in-addr.arpa

    DNS Request

    54.120.234.20.in-addr.arpa

  • 8.8.8.8:53
    101.15.18.104.in-addr.arpa
    dns
    72 B
    134 B
    1
    1

    DNS Request

    101.15.18.104.in-addr.arpa

  • 8.8.8.8:53
    crl.comodoca.com
    dns
    misid.exe
    62 B
    143 B
    1
    1

    DNS Request

    crl.comodoca.com

    DNS Response

    104.18.14.101
    104.18.15.101

  • 8.8.8.8:53
    101.14.18.104.in-addr.arpa
    dns
    72 B
    134 B
    1
    1

    DNS Request

    101.14.18.104.in-addr.arpa

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

    DNS Request

    59.128.231.4.in-addr.arpa

  • 8.8.8.8:53
    103.169.127.40.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    103.169.127.40.in-addr.arpa

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

    DNS Request

    198.187.3.20.in-addr.arpa

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

    DNS Request

    126.177.238.8.in-addr.arpa

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

    DNS Request

    0.77.109.52.in-addr.arpa

  • 8.8.8.8:53
    27.73.42.20.in-addr.arpa
    dns
    70 B
    156 B
    1
    1

    DNS Request

    27.73.42.20.in-addr.arpa

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\misid.exe

    Filesize

    95KB

    MD5

    86bf518e82a0c09ec3939115718a646f

    SHA1

    9eb15f30768b7731174ac8858fd94230dfbac7df

    SHA256

    d8173dfb9e24e9a7e4baa305819c3f85ddd61ce810c446bd5f136e97c2f06a6f

    SHA512

    5641e619d06b12eb1ec2f92f51363fd1bfbf3d9175be78993087ff8b9e652bc1d68a468a1dc2e97924f5053989d7f5111302ed395c76535a054a656fba846121

  • C:\Users\Admin\AppData\Local\Temp\misid.exe

    Filesize

    95KB

    MD5

    86bf518e82a0c09ec3939115718a646f

    SHA1

    9eb15f30768b7731174ac8858fd94230dfbac7df

    SHA256

    d8173dfb9e24e9a7e4baa305819c3f85ddd61ce810c446bd5f136e97c2f06a6f

    SHA512

    5641e619d06b12eb1ec2f92f51363fd1bfbf3d9175be78993087ff8b9e652bc1d68a468a1dc2e97924f5053989d7f5111302ed395c76535a054a656fba846121

  • C:\Users\Admin\AppData\Local\Temp\misid.exe

    Filesize

    95KB

    MD5

    86bf518e82a0c09ec3939115718a646f

    SHA1

    9eb15f30768b7731174ac8858fd94230dfbac7df

    SHA256

    d8173dfb9e24e9a7e4baa305819c3f85ddd61ce810c446bd5f136e97c2f06a6f

    SHA512

    5641e619d06b12eb1ec2f92f51363fd1bfbf3d9175be78993087ff8b9e652bc1d68a468a1dc2e97924f5053989d7f5111302ed395c76535a054a656fba846121

  • C:\Users\Admin\AppData\Local\Temp\misids.exe

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/3152-150-0x0000000000450000-0x0000000000453000-memory.dmp

    Filesize

    12KB

  • memory/3152-153-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/3152-154-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/4068-133-0x00000000004F0000-0x00000000004F3000-memory.dmp

    Filesize

    12KB

  • memory/4068-134-0x00000000005B0000-0x00000000005B6000-memory.dmp

    Filesize

    24KB

  • memory/4068-135-0x00000000005B0000-0x00000000005B6000-memory.dmp

    Filesize

    24KB

  • memory/4068-136-0x00000000005D0000-0x00000000005D6000-memory.dmp

    Filesize

    24KB

  • memory/4068-152-0x00000000004F0000-0x00000000004F3000-memory.dmp

    Filesize

    12KB

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