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Analysis

  • max time kernel
    91s
  • max time network
    94s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/12/2024, 16:17 UTC

General

  • Target

    GLWorker.exe

  • Size

    1.8MB

  • MD5

    cd5c3746a0c9c36e4fa7c60f780b53c3

  • SHA1

    38b818925e8687b3a03a5c04e277bd4c9067136f

  • SHA256

    2fd882b6b2204bde9322d770a48e8bfdabc17d879840abee9952876c76591bd8

  • SHA512

    1094185d4e506f1da33ad437845332f42d5d82e9af06a2620502c5b7d23a25e08df0e7511c5c2b2a17aa7f4344ba48dfbbec70029b2580bf3b6d840bec18b002

  • SSDEEP

    49152:IzroXxa1qMtyV1MtyfJTkbzvTrOnfPd5wydw8p:IzroXxa1qX8RbzLrAfPS8p

Malware Config

Signatures

  • Banload

    Banload variants download malicious files, then install and execute the files.

  • Banload family
  • 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.

  • 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.

  • Modifies registry class 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\GLWorker.exe
    "C:\Users\Admin\AppData\Local\Temp\GLWorker.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of AdjustPrivilegeToken
    PID:4872

Network

  • flag-us
    DNS
    149.220.183.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    149.220.183.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    83.210.23.2.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    83.210.23.2.in-addr.arpa
    IN PTR
    Response
    83.210.23.2.in-addr.arpa
    IN PTR
    a2-23-210-83deploystaticakamaitechnologiescom
  • flag-us
    DNS
    69.31.126.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    69.31.126.40.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
    97.17.167.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    97.17.167.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    58.55.71.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    58.55.71.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    228.249.119.40.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    228.249.119.40.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    50.23.12.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    50.23.12.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    18.31.95.13.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    18.31.95.13.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    20.49.80.91.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    20.49.80.91.in-addr.arpa
    IN PTR
    Response
No results found
  • 8.8.8.8:53
    149.220.183.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    149.220.183.52.in-addr.arpa

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

    DNS Request

    83.210.23.2.in-addr.arpa

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

    DNS Request

    69.31.126.40.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
    97.17.167.52.in-addr.arpa
    dns
    71 B
    145 B
    1
    1

    DNS Request

    97.17.167.52.in-addr.arpa

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

    DNS Request

    58.55.71.13.in-addr.arpa

  • 8.8.8.8:53
    228.249.119.40.in-addr.arpa
    dns
    73 B
    159 B
    1
    1

    DNS Request

    228.249.119.40.in-addr.arpa

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

    DNS Request

    50.23.12.20.in-addr.arpa

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

    DNS Request

    18.31.95.13.in-addr.arpa

  • 8.8.8.8:53
    20.49.80.91.in-addr.arpa
    dns
    70 B
    145 B
    1
    1

    DNS Request

    20.49.80.91.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/4872-0-0x0000000000400000-0x000000000060C000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-3-0x0000000002930000-0x0000000002B30000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-8-0x0000000002930000-0x0000000002B30000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-10-0x0000000002930000-0x0000000002B30000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-11-0x0000000002930000-0x0000000002B30000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-14-0x0000000000400000-0x000000000060C000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-16-0x0000000002930000-0x0000000002B30000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-15-0x0000000000400000-0x000000000060C000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-17-0x0000000002930000-0x0000000002B30000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-19-0x0000000000400000-0x000000000060C000-memory.dmp

    Filesize

    2.0MB

  • memory/4872-13-0x0000000000400000-0x000000000060C000-memory.dmp

    Filesize

    2.0MB

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