Analysis

  • max time kernel
    60s
  • max time network
    58s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-12-2024 19:47

General

  • Target

    d7a5d61abd7dd2566a85b10c0509c6de9380f23fe79589468eea79c8669ea15d.exe

  • Size

    57KB

  • MD5

    7f987b52648a3805a0a48388fe18bfce

  • SHA1

    8549fd4aff18239c3036cb402e18b096c6800465

  • SHA256

    d7a5d61abd7dd2566a85b10c0509c6de9380f23fe79589468eea79c8669ea15d

  • SHA512

    b351d0ad6f826e6ae25796712c70cab59daf76a7ceb7bf4023e016c41daab4fa380c3a1e99b9d77ce39cb2ea3c797f311966a1312d522d2636a29a6bee593db2

  • SSDEEP

    1536:MQPzemdaNqAPG17k74qlmbbVgYyvxcd5jnGWqN7kS8Dc:MOemdTd1o74qlmbbJ+x+Ikpc

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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d7a5d61abd7dd2566a85b10c0509c6de9380f23fe79589468eea79c8669ea15d.exe
    "C:\Users\Admin\AppData\Local\Temp\d7a5d61abd7dd2566a85b10c0509c6de9380f23fe79589468eea79c8669ea15d.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4396
    • 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:2988
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    57KB

    MD5

    898f3079af500bff2b2a49033c2482cf

    SHA1

    54029e4e4c837e14bb167235137fbdc4706eaecb

    SHA256

    6563bb99bddcd7f3f02fce9daef29aa3d511143d5937d6262b24b26b7a7414e7

    SHA512

    bea98fdb21997e5884219238811ab370336513f9a9f115d4af888189ccdd45d5a9600a190351b47e1636e35632c784fa15f825bbda3b7d36083c79d1f7756a91

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

    Filesize

    512B

    MD5

    7cdc8777d33db85bc19aefb64879a7f7

    SHA1

    f2d494d4dfe93a05eb58513935196e8578648adf

    SHA256

    9af382db716e39144dda99d3d9afbd5df9b65e6a36af229e715c00539bce6336

    SHA512

    34b075db80bf3704f76f9dd28eedffe88c9b3b5f730c79c27b9908fe2865847ae925487de2dcc1a8566bd3836d3b770ca3831d0b110312376684a92e42c6b48f

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

    Filesize

    338B

    MD5

    9a13f6100e57f12ce71840df339791df

    SHA1

    3b8ebd61559ec966199ef918c82be1c32d412305

    SHA256

    f88f60e7aa07e4662e7d1fcf3f6280f18e38b2ca64bae380662a47b098680a4e

    SHA512

    71a8945ce0033b401c35bcd124755d156e05b0d5b190e629d970c5dc3850100f5acbc3096f6788c24cc99cc6b498eb0cc4afb7907dc49b2f2b9b6d911331c29d

  • memory/2988-12-0x00000000001E0000-0x0000000000206000-memory.dmp

    Filesize

    152KB

  • memory/2988-17-0x00000000001E0000-0x0000000000206000-memory.dmp

    Filesize

    152KB

  • memory/2988-19-0x00000000001E0000-0x0000000000206000-memory.dmp

    Filesize

    152KB

  • memory/4396-0-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/4396-14-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB