Analysis

  • max time kernel
    149s
  • max time network
    76s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2024 11:52

General

  • Target

    8a3cd75ba42ce6863d3d920c13490c65b54b03c50d499fc432230224938fc46bN.exe

  • Size

    331KB

  • MD5

    37fe6876c0864c4b1603f415713a8a30

  • SHA1

    4daf69b800cf5d258c9fcf511d61e4478f0242f9

  • SHA256

    8a3cd75ba42ce6863d3d920c13490c65b54b03c50d499fc432230224938fc46b

  • SHA512

    c0285bec719e1ae821fa88d50eb4447d315a36adf13dc48e288381a6f26c0603fb23005c15c7bad0a30c62ae7ced9f82ef0040ccb1f931a4e86347e33f543d4b

  • SSDEEP

    6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYV7:vHW138/iXWlK885rKlGSekcj66ciE7

Score
10/10

Malware Config

Extracted

Family

urelas

C2

218.54.31.226

218.54.31.165

218.54.31.166

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 54 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8a3cd75ba42ce6863d3d920c13490c65b54b03c50d499fc432230224938fc46bN.exe
    "C:\Users\Admin\AppData\Local\Temp\8a3cd75ba42ce6863d3d920c13490c65b54b03c50d499fc432230224938fc46bN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2296
    • C:\Users\Admin\AppData\Local\Temp\loaxu.exe
      "C:\Users\Admin\AppData\Local\Temp\loaxu.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1748
      • C:\Users\Admin\AppData\Local\Temp\awujx.exe
        "C:\Users\Admin\AppData\Local\Temp\awujx.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2868
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2792

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    4f237e2fc86c1f1f2b92b627c68ffafb

    SHA1

    c0d7607700d7804b07de537051e7fe2ca95d3a3c

    SHA256

    e4aa4bb70edc5b78037c60a80aa48ebfba1e99a3c2ea382304509a81be74deb2

    SHA512

    4b7953774ceb9abf63175fe1c086733d7367b3ab471a7bd68bf0f82b6b856978aff19923b2f45a8aa42808a76157772e3baf6e95ff7bb33e148fb1e140d9c0f7

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

    Filesize

    512B

    MD5

    1528cb2dbf1e7e03ec96f5aeb6fee5f6

    SHA1

    9117d274e63ad1fdeebdd966b5331d83471eb7b1

    SHA256

    2255a0548e70b8d750b14e89ad07f0fcb09dbbf7b83568a660e8ddcb340a36f6

    SHA512

    d3f032f1a8192e6c14e8e06afb918710568f49336d934e96aeafadf5bb5d8b5e350c40db31b1d827d89bfaba5979c2cb69ba3c656174aca782551cc856f0be18

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

    Filesize

    172KB

    MD5

    76cd1fcdb6d5878c4af057641d093fc7

    SHA1

    954a523d6723ecbcec808c38cb13122b0c619daa

    SHA256

    44d7adae420055b55a7be2533caee02910f43cc9b10bc1547770700d2c85b371

    SHA512

    4046612c5417581ef66bb3de8fd78c22e507df4bf30471c2c9b3c3dcad74702da8401770ebf7ca60e83e2991b3169d6f212a3a726966118bf6f7d7bed9996c99

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

    Filesize

    331KB

    MD5

    403e0aa177f509f25090c542ca0767eb

    SHA1

    0d20f6e4df03f1553c3debea32d8a80871a04d77

    SHA256

    8a93073a1783a2cabf29d7b11964660fba85be90bde5e52175097482b39da79e

    SHA512

    576d3afe18395cf948501d922cb42d07154917396101e3dce0755373c2c7d8501ef19c574482530674084a6b09880bc720848a391a3843d508e4219457e12d52

  • memory/1748-25-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/1748-42-0x0000000000E80000-0x0000000000F01000-memory.dmp

    Filesize

    516KB

  • memory/1748-21-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/1748-11-0x0000000000E80000-0x0000000000F01000-memory.dmp

    Filesize

    516KB

  • memory/1748-24-0x0000000000E80000-0x0000000000F01000-memory.dmp

    Filesize

    516KB

  • memory/1748-38-0x0000000003710000-0x00000000037A9000-memory.dmp

    Filesize

    612KB

  • memory/2296-20-0x00000000002D0000-0x0000000000351000-memory.dmp

    Filesize

    516KB

  • memory/2296-0-0x00000000002D0000-0x0000000000351000-memory.dmp

    Filesize

    516KB

  • memory/2296-1-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/2296-9-0x0000000001DF0000-0x0000000001E71000-memory.dmp

    Filesize

    516KB

  • memory/2868-46-0x0000000000E90000-0x0000000000F29000-memory.dmp

    Filesize

    612KB

  • memory/2868-43-0x0000000000E90000-0x0000000000F29000-memory.dmp

    Filesize

    612KB

  • memory/2868-48-0x0000000000E90000-0x0000000000F29000-memory.dmp

    Filesize

    612KB

  • memory/2868-49-0x0000000000E90000-0x0000000000F29000-memory.dmp

    Filesize

    612KB

  • memory/2868-50-0x0000000000E90000-0x0000000000F29000-memory.dmp

    Filesize

    612KB

  • memory/2868-51-0x0000000000E90000-0x0000000000F29000-memory.dmp

    Filesize

    612KB

  • memory/2868-52-0x0000000000E90000-0x0000000000F29000-memory.dmp

    Filesize

    612KB