Analysis

  • max time kernel
    92s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-11-2024 01:16

General

  • Target

    dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe

  • Size

    66KB

  • MD5

    fd542f27e63cefa1e19c82af964d29f8

  • SHA1

    bf4db0dfd51e3ba49406d5b08da935bbf701a457

  • SHA256

    dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68

  • SHA512

    5270df660ff01f6421b2ca7d7ffecef687bc0f4e2c32f65864002f565e44a178fd6cab3bb13b0d16382764d1d51322aea4d36e662dfd3cbc5236399b77f1c7a3

  • SSDEEP

    1536:6bQx5oPsr2vFxDPhAvzgAQzFZ77MzeTmUD0l:6bQRSHpAvzyf7MzeThD0l

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.

  • Urelas family
  • 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\dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe
    "C:\Users\Admin\AppData\Local\Temp\dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1032
    • 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:3772
    • 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:1696

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    66KB

    MD5

    52122c766d28f9f634c94b11982a4855

    SHA1

    37f9eeaed3cfbbeeb0933f527ea49a1f28d006ac

    SHA256

    8c158c2057831c4df74d99d2c6f2acb2a4b634ba20bc27056ed62ae2448a8dbf

    SHA512

    05055fd8fc980d6e8105852eb03f3e88c79d85ec78123d66a87f53f1ab08ec731e851e75da6454768cfc29eb397f15944e1512839d94773645dfd92c5e29e185

  • 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

    338B

    MD5

    6530ae2f9fc734987c714c2715ee4fbd

    SHA1

    c634d81a5217641cf500d57c60425f3634344ff8

    SHA256

    eebb381b3d4baa3c58341dcc55af8b8d88a315f6bbb29040f4e00f8365a42761

    SHA512

    f19acdea465a59501e44b8e690e8022a06230191a21f52126f1271307617875e322f740259c726c05a93f73553722ca32b85ad8fcfff790c8bc57f0cae6e9974

  • memory/1032-0-0x0000000000600000-0x0000000000625000-memory.dmp

    Filesize

    148KB

  • memory/1032-18-0x0000000000600000-0x0000000000625000-memory.dmp

    Filesize

    148KB

  • memory/3772-14-0x0000000000140000-0x0000000000165000-memory.dmp

    Filesize

    148KB

  • memory/3772-21-0x0000000000140000-0x0000000000165000-memory.dmp

    Filesize

    148KB

  • memory/3772-23-0x0000000000140000-0x0000000000165000-memory.dmp

    Filesize

    148KB

  • memory/3772-30-0x0000000000140000-0x0000000000165000-memory.dmp

    Filesize

    148KB