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Analysis

  • max time kernel
    119s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/12/2024, 12:21

General

  • Target

    776ec9790a94bd2bd57bc4f6667cfc821b691e13e7be1a4110f86680a23c1d17N.exe

  • Size

    334KB

  • MD5

    6880190130796f515d46f9f542a953e0

  • SHA1

    9266e0bc63bc4647b39d3825c7c2a8977e7a7de4

  • SHA256

    776ec9790a94bd2bd57bc4f6667cfc821b691e13e7be1a4110f86680a23c1d17

  • SHA512

    37267d0c0055bf6cd85f94aa0176e9f188a573414cf640096443d6a845049bda69befdec162572bcff137fa50b58da7f60598a7ad89d9b1fed5af7e4f009733a

  • SSDEEP

    6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYw:vHW138/iXWlK885rKlGSekcj66ciV

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.

  • Urelas family
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 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 48 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\776ec9790a94bd2bd57bc4f6667cfc821b691e13e7be1a4110f86680a23c1d17N.exe
    "C:\Users\Admin\AppData\Local\Temp\776ec9790a94bd2bd57bc4f6667cfc821b691e13e7be1a4110f86680a23c1d17N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4048
    • C:\Users\Admin\AppData\Local\Temp\fyecf.exe
      "C:\Users\Admin\AppData\Local\Temp\fyecf.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:376
      • C:\Users\Admin\AppData\Local\Temp\ajfuw.exe
        "C:\Users\Admin\AppData\Local\Temp\ajfuw.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4800
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    4be2edb18f8fe2a8a3343215ac5d05ce

    SHA1

    b2b01b4be8cd105766edb97c7a842bfc938a25b3

    SHA256

    56049cb6a01f1914e8d2d1975a09dc2d843039c184584c17c60ebf360df16f9e

    SHA512

    ba8644f0d6acae70eebcf8a517a32cea890cdddb143876e3b49ab1a803e73ce36f133d5ca0d3b2b9987e4fe90290e1db35a64e318873b488f4caaaa37897b1a3

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

    Filesize

    172KB

    MD5

    aeb15ad15f0ff357a276c7a346c1db10

    SHA1

    d44ca977f6542ea3b3fb781dd29ceb7fc67830d0

    SHA256

    89b05f64207452b6005cc4d960457a64becdfd5724dbed52a67f6169600076e9

    SHA512

    878c94c8273c2be58a0228017205f1efacb175388e8770759dc8552eb5bb7ad73572363392c8ee2037e0e8c448c814ab65fc718e297bbd299c660f1eac21a0dc

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

    Filesize

    334KB

    MD5

    094cf477b8f7798ae16536a03a19908e

    SHA1

    59212c7f35506fe552871a8fecb657b199a767ad

    SHA256

    cd68a4644377450f48f167d5a5f9d31c75ade1f9d5bcd9c7819466f352e9c652

    SHA512

    573c922d7fd5ad9771365deacd9427ef75fe1e15e181f27bb2d7fb5d2e331fff43988c0998528675bfc1f8540f86a3ca799ac4caba9b72a038bd8f76d483d896

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

    Filesize

    512B

    MD5

    d56961606c4e58f57533ea63308f0f99

    SHA1

    5f532bb5d92a41642888ba6479eefd3339490efc

    SHA256

    3c130ffa5f2144484cdcb724f47427a1b3ae3f0ca75500fed933fe166cf6f117

    SHA512

    adc98b94d8b7297fc1fb2c2460cd8c7515470089062b7d8b88d94d9ca014e793e61a980e0bd0a5da2ba11e5a7b1cf615235257ca0ba9c76419547ac3bf10d0cd

  • memory/376-21-0x0000000000790000-0x0000000000791000-memory.dmp

    Filesize

    4KB

  • memory/376-44-0x0000000000700000-0x0000000000781000-memory.dmp

    Filesize

    516KB

  • memory/376-10-0x0000000000700000-0x0000000000781000-memory.dmp

    Filesize

    516KB

  • memory/376-14-0x0000000000790000-0x0000000000791000-memory.dmp

    Filesize

    4KB

  • memory/376-20-0x0000000000700000-0x0000000000781000-memory.dmp

    Filesize

    516KB

  • memory/4048-17-0x00000000003F0000-0x0000000000471000-memory.dmp

    Filesize

    516KB

  • memory/4048-0-0x00000000003F0000-0x0000000000471000-memory.dmp

    Filesize

    516KB

  • memory/4048-1-0x0000000000C80000-0x0000000000C81000-memory.dmp

    Filesize

    4KB

  • memory/4800-38-0x0000000000560000-0x00000000005F9000-memory.dmp

    Filesize

    612KB

  • memory/4800-41-0x0000000000560000-0x00000000005F9000-memory.dmp

    Filesize

    612KB

  • memory/4800-39-0x00000000001E0000-0x00000000001E2000-memory.dmp

    Filesize

    8KB

  • memory/4800-46-0x00000000001E0000-0x00000000001E2000-memory.dmp

    Filesize

    8KB

  • memory/4800-47-0x0000000000560000-0x00000000005F9000-memory.dmp

    Filesize

    612KB

  • memory/4800-48-0x0000000000560000-0x00000000005F9000-memory.dmp

    Filesize

    612KB