Analysis

  • max time kernel
    89s
  • max time network
    91s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-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.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\62047ff726957cde33910db4cdabccc0N.exe
    "C:\Users\Admin\AppData\Local\Temp\62047ff726957cde33910db4cdabccc0N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2252
    • 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:2776
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2148

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • 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

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

    Filesize

    63KB

    MD5

    fe3216fc538ad5f682b44e82570df674

    SHA1

    ad2e7edc4e315541f0a4a9184b03c6662711d3e8

    SHA256

    e9a8a78da442040322e8d4a30720671a431b85f859876e9c4770f008c2918117

    SHA512

    d638af478917f59d036786682f96eecfd7fee322b2b1aece6925a420ad97eeba6bbad5ca74230ecfd47ea5acc60c7607609d198f6df379701c60c6148438b149

  • memory/2252-0-0x0000000000BB0000-0x0000000000BD5000-memory.dmp

    Filesize

    148KB

  • memory/2252-9-0x00000000004B0000-0x00000000004D5000-memory.dmp

    Filesize

    148KB

  • memory/2252-19-0x0000000000BB0000-0x0000000000BD5000-memory.dmp

    Filesize

    148KB

  • memory/2776-10-0x0000000000B60000-0x0000000000B85000-memory.dmp

    Filesize

    148KB

  • memory/2776-22-0x0000000000B60000-0x0000000000B85000-memory.dmp

    Filesize

    148KB

  • memory/2776-24-0x0000000000B60000-0x0000000000B85000-memory.dmp

    Filesize

    148KB

  • memory/2776-31-0x0000000000B60000-0x0000000000B85000-memory.dmp

    Filesize

    148KB