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Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 10:49

General

  • Target

    567756a0d8796c02b9c7e9efbf2c23a32e8a6a669968c16a869c9869ee9695e1.exe

  • Size

    66KB

  • MD5

    529f11466b4c7d9513bb876bc177ff8d

  • SHA1

    b37caf70335e7267bfd948a3c00b8136b1cf64ba

  • SHA256

    567756a0d8796c02b9c7e9efbf2c23a32e8a6a669968c16a869c9869ee9695e1

  • SHA512

    315fa071077cdb07664873bbf83de45dce63e546217fe7d553553adf2cab2a10b7ef001ddd70f38b7a6b91bb67f0d22ef457613b8f2c01dc02008c54f8ab5e96

  • SSDEEP

    1536:6bQx5oPsr2vFxDPhAvzgAQzFZ77MzeTmUD0j:6bQRSHpAvzyf7MzeThD0j

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
  • 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\567756a0d8796c02b9c7e9efbf2c23a32e8a6a669968c16a869c9869ee9695e1.exe
    "C:\Users\Admin\AppData\Local\Temp\567756a0d8796c02b9c7e9efbf2c23a32e8a6a669968c16a869c9869ee9695e1.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:528
    • 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:1768
    • 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:2716

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

    338B

    MD5

    131b3f713a213dfc05ca9aabdd4c76d7

    SHA1

    e51794691eb144522dfbb7923b82e5e130726193

    SHA256

    69313a5b17d31ba248afddec260627b2e308f7e7e7168e3fe1d6e0697c13adf0

    SHA512

    8845396a24c7362fa566b614cca829e89f7b5ebe2446e63bf96b785d23d8c5ad7bb6e7460687223ebfa5e39214ba01a20ca786993f603c124ebdaf20c7d88d73

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

    Filesize

    66KB

    MD5

    2fff40e87047514e1fb132b15fdba750

    SHA1

    b93597e243d2c177e89e3112e5736e63b2325230

    SHA256

    28e74662da049e2dde0449a2b04039e84335461633a6ddf167b544c00e5be589

    SHA512

    a0f4da6de90f17ca557238496bbf55b2c160daeebae7fc442ce6120084fb31beffd7aabb971f08e54de688953916138e192e8fb1de3e36050106c5cdffa7ad92

  • memory/528-0-0x0000000000230000-0x0000000000255000-memory.dmp

    Filesize

    148KB

  • memory/528-6-0x00000000005C0000-0x00000000005E5000-memory.dmp

    Filesize

    148KB

  • memory/528-19-0x0000000000230000-0x0000000000255000-memory.dmp

    Filesize

    148KB

  • memory/1768-10-0x0000000000320000-0x0000000000345000-memory.dmp

    Filesize

    148KB

  • memory/1768-22-0x0000000000320000-0x0000000000345000-memory.dmp

    Filesize

    148KB

  • memory/1768-24-0x0000000000320000-0x0000000000345000-memory.dmp

    Filesize

    148KB

  • memory/1768-30-0x0000000000320000-0x0000000000345000-memory.dmp

    Filesize

    148KB