Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/12/2024, 15:36 UTC

General

  • Target

    03ae071235d37edc3ea30848462bccbc.exe

  • Size

    4.2MB

  • MD5

    03ae071235d37edc3ea30848462bccbc

  • SHA1

    d8425df6c157fc8699596f64a0bf996692ebc947

  • SHA256

    72662d9e82835cb7e3210889828befd75dd7921c8bb6c45f5757c23602432536

  • SHA512

    2ef13be57bdebf61bf59e7b39a5c522f91ddb9d003a1a9a66b3fa9c7ef35ead57626858050ef2615ed87da4a32759328121e63fb46b2b4ce2f949caeea8871dc

  • SSDEEP

    98304:96/aLUGOI+ds3fWZOf+6hrjqgYyHX83X/x6MmfIOe2AHk5JLr4D5:UyLUBI+do26hflYyHX+J6Zn0uJLr25

Malware Config

Extracted

Family

cryptbot

Signatures

  • CryptBot

    CryptBot is a C++ stealer distributed widely in bundle with other software.

  • Cryptbot family
  • Enumerates VirtualBox registry keys 2 TTPs 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • 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 behavior: EnumeratesProcesses 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\03ae071235d37edc3ea30848462bccbc.exe
    "C:\Users\Admin\AppData\Local\Temp\03ae071235d37edc3ea30848462bccbc.exe"
    1⤵
    • Enumerates VirtualBox registry keys
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:4824

Network

  • flag-us
    DNS
    httpbin.org
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    8.8.8.8:53
    Request
    httpbin.org
    IN A
    Response
  • flag-us
    DNS
    httpbin.org
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    8.8.8.8:53
    Request
    httpbin.org
    IN AAAA
    Response
    httpbin.org
    IN A
    98.85.100.80
    httpbin.org
    IN A
    34.226.108.155
  • 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
    80.100.85.98.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    80.100.85.98.in-addr.arpa
    IN PTR
    Response
    80.100.85.98.in-addr.arpa
    IN PTR
    ec2-98-85-100-80 compute-1 amazonawscom
  • flag-us
    DNS
    home.twentytk20pn.top
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    8.8.8.8:53
    Request
    home.twentytk20pn.top
    IN A
    Response
    home.twentytk20pn.top
    IN A
    147.45.113.159
  • flag-us
    DNS
    home.twentytk20pn.top
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    8.8.8.8:53
    Request
    home.twentytk20pn.top
    IN AAAA
    Response
  • flag-ru
    POST
    http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    147.45.113.159:80
    Request
    POST /WEIsmPfDcpBFJozngnYN1734366322 HTTP/1.1
    Host: home.twentytk20pn.top
    Accept: */*
    Content-Type: application/json
    Content-Length: 438706
    Response
    HTTP/1.1 200 OK
    Server: nginx/1.22.1
    Date: Fri, 20 Dec 2024 15:36:34 GMT
    Content-Type: text/html; charset=utf-8
    Content-Length: 1
    Connection: close
  • flag-us
    DNS
    159.113.45.147.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    159.113.45.147.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
    232.168.11.51.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    232.168.11.51.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    home.twentytk20pn.top
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    8.8.8.8:53
    Request
    home.twentytk20pn.top
    IN A
    Response
  • flag-us
    DNS
    home.twentytk20pn.top
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    8.8.8.8:53
    Request
    home.twentytk20pn.top
    IN AAAA
    Response
    home.twentytk20pn.top
    IN A
    147.45.113.159
  • flag-ru
    GET
    http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322?argument=0
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    147.45.113.159:80
    Request
    GET /WEIsmPfDcpBFJozngnYN1734366322?argument=0 HTTP/1.1
    Host: home.twentytk20pn.top
    Accept: */*
    Response
    HTTP/1.1 404 NOT FOUND
    Server: nginx/1.22.1
    Date: Fri, 20 Dec 2024 15:36:34 GMT
    Content-Type: text/html; charset=utf-8
    Content-Length: 207
    Connection: close
  • flag-us
    DNS
    home.twentytk20pn.top
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    8.8.8.8:53
    Request
    home.twentytk20pn.top
    IN A
    Response
    home.twentytk20pn.top
    IN A
    147.45.113.159
  • flag-us
    DNS
    home.twentytk20pn.top
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    8.8.8.8:53
    Request
    home.twentytk20pn.top
    IN AAAA
    Response
  • flag-ru
    POST
    http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322
    03ae071235d37edc3ea30848462bccbc.exe
    Remote address:
    147.45.113.159:80
    Request
    POST /WEIsmPfDcpBFJozngnYN1734366322 HTTP/1.1
    Host: home.twentytk20pn.top
    Accept: */*
    Content-Type: application/json
    Content-Length: 31
    Response
    HTTP/1.1 404 NOT FOUND
    Server: nginx/1.22.1
    Date: Fri, 20 Dec 2024 15:36:35 GMT
    Content-Type: text/html; charset=utf-8
    Content-Length: 207
    Connection: close
  • flag-us
    DNS
    56.163.245.4.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    56.163.245.4.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    206.23.85.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    206.23.85.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    73.144.22.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    73.144.22.2.in-addr.arpa
    IN PTR
    Response
    73.144.22.2.in-addr.arpa
    IN PTR
    a2-22-144-73deploystaticakamaitechnologiescom
  • flag-us
    DNS
    14.227.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    14.227.111.52.in-addr.arpa
    IN PTR
    Response
  • 98.85.100.80:443
    httpbin.org
    tls
    03ae071235d37edc3ea30848462bccbc.exe
    1.5kB
    6.4kB
    14
    15
  • 147.45.113.159:80
    http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322
    http
    03ae071235d37edc3ea30848462bccbc.exe
    452.1kB
    4.3kB
    330
    103

    HTTP Request

    POST http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322

    HTTP Response

    200
  • 147.45.113.159:80
    http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322?argument=0
    http
    03ae071235d37edc3ea30848462bccbc.exe
    331 B
    544 B
    5
    4

    HTTP Request

    GET http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322?argument=0

    HTTP Response

    404
  • 147.45.113.159:80
    http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322
    http
    03ae071235d37edc3ea30848462bccbc.exe
    404 B
    544 B
    5
    4

    HTTP Request

    POST http://home.twentytk20pn.top/WEIsmPfDcpBFJozngnYN1734366322

    HTTP Response

    404
  • 8.8.8.8:53
    httpbin.org
    dns
    03ae071235d37edc3ea30848462bccbc.exe
    160 B
    250 B
    2
    2

    DNS Request

    httpbin.org

    DNS Request

    httpbin.org

    DNS Response

    98.85.100.80
    34.226.108.155

  • 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
    80.100.85.98.in-addr.arpa
    dns
    71 B
    125 B
    1
    1

    DNS Request

    80.100.85.98.in-addr.arpa

  • 8.8.8.8:53
    home.twentytk20pn.top
    dns
    03ae071235d37edc3ea30848462bccbc.exe
    180 B
    232 B
    2
    2

    DNS Request

    home.twentytk20pn.top

    DNS Request

    home.twentytk20pn.top

    DNS Response

    147.45.113.159

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

    DNS Request

    159.113.45.147.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
    232.168.11.51.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    232.168.11.51.in-addr.arpa

  • 8.8.8.8:53
    home.twentytk20pn.top
    dns
    03ae071235d37edc3ea30848462bccbc.exe
    180 B
    232 B
    2
    2

    DNS Request

    home.twentytk20pn.top

    DNS Request

    home.twentytk20pn.top

    DNS Response

    147.45.113.159

  • 8.8.8.8:53
    home.twentytk20pn.top
    dns
    03ae071235d37edc3ea30848462bccbc.exe
    180 B
    232 B
    2
    2

    DNS Request

    home.twentytk20pn.top

    DNS Request

    home.twentytk20pn.top

    DNS Response

    147.45.113.159

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

    DNS Request

    56.163.245.4.in-addr.arpa

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

    DNS Request

    206.23.85.13.in-addr.arpa

  • 8.8.8.8:53
    73.144.22.2.in-addr.arpa
    dns
    70 B
    133 B
    1
    1

    DNS Request

    73.144.22.2.in-addr.arpa

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

    DNS Request

    14.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4824-0-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-1-0x0000000077C94000-0x0000000077C96000-memory.dmp

    Filesize

    8KB

  • memory/4824-2-0x0000000000661000-0x00000000008E5000-memory.dmp

    Filesize

    2.5MB

  • memory/4824-3-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-4-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-5-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-6-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-7-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-8-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-9-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-10-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-11-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

  • memory/4824-12-0x0000000000660000-0x00000000011B9000-memory.dmp

    Filesize

    11.3MB

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