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Analysis

  • max time kernel
    101s
  • max time network
    103s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/10/2024, 06:53

General

  • Target

    c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe

  • Size

    475KB

  • MD5

    500a01c76e42e2772ec258609109c4c0

  • SHA1

    13488794a902f65780dbf320cedbd44050425685

  • SHA256

    c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30

  • SHA512

    6f48c34d604e140ccb1e2aba16771f2d40dc02e6bda7a1adf11c50600a589a27ef94cfe539ba7a2bd4bb4ec12c759ad584261979a7c8e77f4e124dad4b419261

  • SSDEEP

    12288:93CtSokfFGUMKwlTIU/b37dJ75WEe+eKTxB6mZD:9x9GzHlTv/b35tecFB6Y

Score
10/10

Malware Config

Extracted

Family

urelas

C2

121.88.5.183

121.88.5.184

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\c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe
    "C:\Users\Admin\AppData\Local\Temp\c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4212
    • C:\Users\Admin\AppData\Local\Temp\sander.exe
      "C:\Users\Admin\AppData\Local\Temp\sander.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3460
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_sannuyex.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2228

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    343B

    MD5

    d2642ab664ff50eaa0c5ea3d1835ddc6

    SHA1

    ddcdc6701e61a02ccae099385ff45ae089867d8f

    SHA256

    c72e4cf033c0b826df061117495a30896580a239698da1a7f3aecfba760f5026

    SHA512

    ffb34d62e3173240ce78701ca3491be6e77c2144fea39400a97426cd21236d0b6a76c494e672eb7424509009eaa862d32500fa638bb48635ace13f8b9991144e

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

    Filesize

    512B

    MD5

    145cec05d8d704ff7aa3d812b1aff628

    SHA1

    097ae09965ed3804359803708b8af87b5b90fcbb

    SHA256

    66c8ae290d7cf992faf67b10d1ef8ad91857f3709f459af69b6a11f521a3aeea

    SHA512

    1037d7926aec2831c8b084cc19aa38ce91bc8dcff15af731ce0e7cea79fa7806d4d341a9535c39b0ccb8d6f19bc2badf6d20d3b4ab1c931cd5be6994c4323b9d

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

    Filesize

    476KB

    MD5

    8a5dea0cc357e1175bfd387e221d5d48

    SHA1

    eb717cb4220545bc672db531e2d5eef52a877157

    SHA256

    449938abe42f52b207be218c411ca44fdc150279d6fc3896d84c1e1a0470765f

    SHA512

    7d1fe75fcc11890a8e8749e9bae0aacf88b13555d3763f4ffd6defed3b290417bdb2222a02fd0a0272dd1a2a93fec63dc3a151571987a0218e16347ae5aa82f1

  • memory/3460-12-0x0000000000EF0000-0x0000000000F72000-memory.dmp

    Filesize

    520KB

  • memory/3460-14-0x0000000000EF0000-0x0000000000F72000-memory.dmp

    Filesize

    520KB

  • memory/3460-19-0x0000000000EF0000-0x0000000000F72000-memory.dmp

    Filesize

    520KB

  • memory/3460-20-0x0000000000EF0000-0x0000000000F72000-memory.dmp

    Filesize

    520KB

  • memory/4212-0-0x0000000000BA0000-0x0000000000C22000-memory.dmp

    Filesize

    520KB

  • memory/4212-1-0x0000000000BA0000-0x0000000000C22000-memory.dmp

    Filesize

    520KB

  • memory/4212-17-0x0000000000BA0000-0x0000000000C22000-memory.dmp

    Filesize

    520KB