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
    23-11-2024 10:43

General

  • Target

    32b23609a4322f0b95f30ac8f8ae635fd933d0064a9a1d42b2a5b0cbc09cd792.exe

  • Size

    60KB

  • MD5

    6cda88109fdcd3c3ef1dccaca57c4b6a

  • SHA1

    9be1ddf5b03391baebc2b42f726be79217a0b790

  • SHA256

    32b23609a4322f0b95f30ac8f8ae635fd933d0064a9a1d42b2a5b0cbc09cd792

  • SHA512

    e2fc34c2e1a0a07231b301db46af4d65a34aadb35eb25eb45a64b454c87e92529806174c2a2a85393555c5bb8b798dee0749696cc11505997a9e18603eb2577e

  • SSDEEP

    768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPr:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd9W

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\32b23609a4322f0b95f30ac8f8ae635fd933d0064a9a1d42b2a5b0cbc09cd792.exe
    "C:\Users\Admin\AppData\Local\Temp\32b23609a4322f0b95f30ac8f8ae635fd933d0064a9a1d42b2a5b0cbc09cd792.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4420
    • 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:4840
    • 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:3768

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    60KB

    MD5

    61ecf5ff7c325f3df6396403a6f89a32

    SHA1

    fb957b402b0a6d6c46464c276c9fff8eb0fac903

    SHA256

    e826eb92cef49f3dedfc4ad0e802df17c477e8bede3507c8362635bbbd80ec40

    SHA512

    b88b1444475f882a4f335a11707b56491daca6fcc1cbbc21e8ce467683d4811569cdb2624415259f1161844a92cf2b01448562c0c29da700967f55fd7e5d78b0

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

    Filesize

    512B

    MD5

    55e10a9af74d3f3fa5ae3cb7ff5ad9d4

    SHA1

    449221fd8d7196a54de2bd583625d8d1b64db56a

    SHA256

    a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1

    SHA512

    4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a

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

    Filesize

    338B

    MD5

    e25e5bab251ac6cde3578593bafc2a37

    SHA1

    01e62a5e58254fc986527abebfc906866ff683be

    SHA256

    e6ef5c4d40eb7b5fcc49fcbac12b2c65737ca8dc2d03ef6db46e5fc1b354c564

    SHA512

    57e8e6e046d9305a23f59161a24701d125c182af3a387fcfdbde90beff6cfcc4d263d2e92aa5ae4ceb2f3dd0e42a10a45abdfecc5820490cc480737be4a1b13e

  • memory/4420-0-0x0000000000B20000-0x0000000000B55000-memory.dmp

    Filesize

    212KB

  • memory/4420-15-0x0000000000B20000-0x0000000000B55000-memory.dmp

    Filesize

    212KB

  • memory/4840-10-0x0000000000310000-0x0000000000345000-memory.dmp

    Filesize

    212KB

  • memory/4840-18-0x0000000000310000-0x0000000000345000-memory.dmp

    Filesize

    212KB

  • memory/4840-20-0x0000000000310000-0x0000000000345000-memory.dmp

    Filesize

    212KB

  • memory/4840-26-0x0000000000310000-0x0000000000345000-memory.dmp

    Filesize

    212KB