Analysis

  • max time kernel
    150s
  • max time network
    82s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2024 02:48

General

  • Target

    228dda6362c74b2d3bb06c974669db1868b3beef46c49d30c33b9b92d0e5b799N.exe

  • Size

    331KB

  • MD5

    b2b46805c6d9040e35b03cbcc2291570

  • SHA1

    1f8c09742e89bc1920b0996382875069a2699ed7

  • SHA256

    228dda6362c74b2d3bb06c974669db1868b3beef46c49d30c33b9b92d0e5b799

  • SHA512

    05b4587e1e080bafc8d6b1c5f373273e0601d9e73fcf20ad33c19721e1cee1b89b3ea57081e301adac512b9140a2ea3b088b4ccfa176ae627d0823e4b9413580

  • SSDEEP

    6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYVH:vHW138/iXWlK885rKlGSekcj66ciEH

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
  • 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 53 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\228dda6362c74b2d3bb06c974669db1868b3beef46c49d30c33b9b92d0e5b799N.exe
    "C:\Users\Admin\AppData\Local\Temp\228dda6362c74b2d3bb06c974669db1868b3beef46c49d30c33b9b92d0e5b799N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Users\Admin\AppData\Local\Temp\afutj.exe
      "C:\Users\Admin\AppData\Local\Temp\afutj.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2804
      • C:\Users\Admin\AppData\Local\Temp\neyvc.exe
        "C:\Users\Admin\AppData\Local\Temp\neyvc.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:2960
    • 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:2920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    321fde60b66c64c4701cb5b752f9d577

    SHA1

    217bdea5ccb5a394cf3da4f6147192343f9e6dbd

    SHA256

    4ebdee2fa534f770db37aca411d0ef97cd23540daf2f6fd39b4b73839571156a

    SHA512

    75036d7a7aac9e4a51335c3901ba5157701ba8f0b81264c050cecabb73185643cf6f71545d4683413b88fcd794d666805655251584c5aa89eac76cf6294c833e

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

    Filesize

    512B

    MD5

    f25c13b1486ddcf8951d05f0e7145fbd

    SHA1

    a6e52b97cfd813136daa5879ca98d45b9fb9cf45

    SHA256

    7cadd247591e5980c9c8cbfe115d1f09c607a3b527edf5460cf95821d8ad3031

    SHA512

    7fd38e36fafff2b95b69d36299dd8381131316d75bd2fef115469bb9991383f9464fe8f32fe1b6851636100fabfd9d318a908fa7a0c993db2b488719b2c06366

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

    Filesize

    331KB

    MD5

    7d2a935d30e773b04e6377d52cff8c54

    SHA1

    b363da09746fa15a2b45b9d8c615b59c852384b3

    SHA256

    ec4f748713ca1fcb217ec556bd7fbddb288b944f1f2c05ccb969b7d2677c16f1

    SHA512

    c50077e63531628f792d4a274f1b290743dc1783b050403c9e36e9bc8a01ea44f9990fd6fbbe498ff323981342ee93a5223662d181432d5ca08c40e08867b834

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

    Filesize

    172KB

    MD5

    ca0db21eb6d0e09069db8ffd4cd51ca3

    SHA1

    c9fe4efa06257be2b868773b9076dff370089b47

    SHA256

    d7067354901de737c17ab2bb1f4b2ee923192a18476add8bf84da3cc4d7d132f

    SHA512

    558291e4c082aef212eccbf7ba6d1fbdc0ed15305d2102601e0c49987a589500ce4ac4d3d335fa97a4a44c767757a6ac8b0ac7af56cd1b1effafe8e3497f0b9f

  • memory/2792-1-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/2792-0-0x0000000000FC0000-0x0000000001041000-memory.dmp

    Filesize

    516KB

  • memory/2792-8-0x00000000024A0000-0x0000000002521000-memory.dmp

    Filesize

    516KB

  • memory/2792-20-0x0000000000FC0000-0x0000000001041000-memory.dmp

    Filesize

    516KB

  • memory/2804-23-0x00000000001F0000-0x0000000000271000-memory.dmp

    Filesize

    516KB

  • memory/2804-12-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/2804-40-0x00000000001F0000-0x0000000000271000-memory.dmp

    Filesize

    516KB

  • memory/2804-38-0x0000000003B60000-0x0000000003BF9000-memory.dmp

    Filesize

    612KB

  • memory/2960-42-0x0000000000110000-0x00000000001A9000-memory.dmp

    Filesize

    612KB

  • memory/2960-41-0x0000000000110000-0x00000000001A9000-memory.dmp

    Filesize

    612KB

  • memory/2960-46-0x0000000000110000-0x00000000001A9000-memory.dmp

    Filesize

    612KB

  • memory/2960-47-0x0000000000110000-0x00000000001A9000-memory.dmp

    Filesize

    612KB

  • memory/2960-48-0x0000000000110000-0x00000000001A9000-memory.dmp

    Filesize

    612KB

  • memory/2960-49-0x0000000000110000-0x00000000001A9000-memory.dmp

    Filesize

    612KB

  • memory/2960-50-0x0000000000110000-0x00000000001A9000-memory.dmp

    Filesize

    612KB