Analysis

  • max time kernel
    100s
  • max time network
    104s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240704-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-07-2024 06:26

General

  • Target

    62047ff726957cde33910db4cdabccc0N.exe

  • Size

    63KB

  • MD5

    62047ff726957cde33910db4cdabccc0

  • SHA1

    c3a79aa47a19c6c0a9a023a72cbec50b03f8e1f5

  • SHA256

    2a61b9a53eab4f3367910d640a56f91efed198375bd01e2a66f0c3dc303f268d

  • SHA512

    6b07ce1a9c1a7f8afea4f0d6c4bc102abfd68d83621f12f97c2994b2c35cf05f0ba7efe9df2237aac8f05901b69cb060cb20d0d5da6c50c7eb0e08bcb317b139

  • SSDEEP

    1536:6bQx5oPsr2vFxDPhAvzgAQzFZ77MzeTmx:6bQRSHpAvzyf7MzeTO

Score
10/10

Malware Config

Extracted

Family

urelas

C2

218.54.47.76

218.54.47.77

218.54.47.74

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Checks computer location settings 2 TTPs 1 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\62047ff726957cde33910db4cdabccc0N.exe
    "C:\Users\Admin\AppData\Local\Temp\62047ff726957cde33910db4cdabccc0N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4068
    • C:\Users\Admin\AppData\Local\Temp\biudfw.exe
      "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2456
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1428

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    63KB

    MD5

    f74a4d615920e474e1107553d221c62f

    SHA1

    0d973e6d3dddced91cb55b4a4f1bc6e53cb2bd07

    SHA256

    292cc6eeaa01be68d0126e400756b70ca4355e6baa2f1588839b4397bee9337d

    SHA512

    eb7dde1df8478fbac8b9eb43b84d6f440b0d2ff57fe6ed2e30fe2933414a479a7f26ec03ea15c1bfe5f104adfb0862ff8f86e3d7150497007c9c239a27c6bb39

  • C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

    Filesize

    512B

    MD5

    efd90b3ac908d5482af367de3a82184a

    SHA1

    de9f01d2ed0247b7b347e55c5a09721a60147fb9

    SHA256

    44f3db1bb73bb207a88008ae28d0399f888b5714ccccb2056f4148b4455e693d

    SHA512

    6e3355f895af1d81887d5750033c5a139e4a0e1c2c928aeef1fd37f9c191e754b1f524d252c229ea5e744dbef4dd0a8240d9d3443651d42de198e82a197afb02

  • C:\Users\Admin\AppData\Local\Temp\sanfdr.bat

    Filesize

    276B

    MD5

    331d9128048d683331e5fcedf7a312b5

    SHA1

    e7933eefb989b83d24228475bfd485bd580e7671

    SHA256

    cf37066b11b4d00b6679168810bde72c9c4893e94203549585aef55521a80b17

    SHA512

    096e541dfdee719747defe325dbd5486b313b94e7e63fa2b6ef1ba799f7d85ecbed8528a71839c4c98b92300cb163984674ed30967dc6e9e55c276c4430b26c3

  • memory/2456-15-0x0000000000F30000-0x0000000000F55000-memory.dmp

    Filesize

    148KB

  • memory/2456-20-0x0000000000F30000-0x0000000000F55000-memory.dmp

    Filesize

    148KB

  • memory/2456-22-0x0000000000F30000-0x0000000000F55000-memory.dmp

    Filesize

    148KB

  • memory/2456-28-0x0000000000F30000-0x0000000000F55000-memory.dmp

    Filesize

    148KB

  • memory/4068-0-0x0000000000050000-0x0000000000075000-memory.dmp

    Filesize

    148KB

  • memory/4068-17-0x0000000000050000-0x0000000000075000-memory.dmp

    Filesize

    148KB