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Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    19/10/2024, 02:38

General

  • Target

    784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe

  • Size

    61KB

  • MD5

    00db57ed96fd2098d9a862cdeb6a6d10

  • SHA1

    7a6cac4a0c84b8b1bc2db6d978b8ecb2f9d10873

  • SHA256

    784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0

  • SHA512

    34d6ac1f5f31c6d27c6a7d2f9731e8c903e87f78681488bb84ad0653b079370e553bddf99ba8abd95919495d753e9c4fb237bdb3aa732ab752d7fa2db753ec36

  • SSDEEP

    768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPA:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdT

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\784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe
    "C:\Users\Admin\AppData\Local\Temp\784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1868
    • 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:2180
    • 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:2804

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • 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

    340B

    MD5

    45a59f0569903e12dc89a26469adf588

    SHA1

    e1c609dfe1cbdac61eb2956549acdf4d2125b09d

    SHA256

    2bb681dab9b2a8ba2f2bb683fe62bf7e6e0c6ae0ffa5d8fef540a793d02fecfe

    SHA512

    c0141710a2446c855ae1846b29d08f8d24c9cfb310c2c9f6dd4e8d070834b9db4f1aa3fc2f0e45c020e3308172fe12b7b8f85264cfde309a01a2a18c976b6799

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

    Filesize

    61KB

    MD5

    22bd6025038ef3253b1a93005a295fe0

    SHA1

    1aded73f5e003280422d1f6deea0aa2d80089c6a

    SHA256

    1e273f2dfa08999bbc178a90c5b0e0a61fb33c4eef3667858fe6e0e93804b577

    SHA512

    982d27422b79d310b49cfa4531155f1f5743a6022354353bd7e9ed7d67f8a7668417cb25005a58f2d83ccf6334379764e2c5c6b10cf8ede91e63e2e3ca5289aa

  • memory/1868-0-0x0000000000270000-0x00000000002A5000-memory.dmp

    Filesize

    212KB

  • memory/1868-8-0x0000000000480000-0x00000000004B5000-memory.dmp

    Filesize

    212KB

  • memory/1868-19-0x0000000000270000-0x00000000002A5000-memory.dmp

    Filesize

    212KB

  • memory/2180-17-0x0000000000B30000-0x0000000000B65000-memory.dmp

    Filesize

    212KB

  • memory/2180-22-0x0000000000B30000-0x0000000000B65000-memory.dmp

    Filesize

    212KB

  • memory/2180-24-0x0000000000B30000-0x0000000000B65000-memory.dmp

    Filesize

    212KB

  • memory/2180-31-0x0000000000B30000-0x0000000000B65000-memory.dmp

    Filesize

    212KB