Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    09/04/2024, 19:22

General

  • Target

    3430ee8706cd29a5daf62024b67b825e.exe

  • Size

    487KB

  • MD5

    3430ee8706cd29a5daf62024b67b825e

  • SHA1

    e2cba5141d3667eab23b1be0b42f79f9706400a6

  • SHA256

    07e76d48048f345831535e1483a3013ca8e2c1b9a96511304ddbf8935c4b8d88

  • SHA512

    5db5033d37def9d917a43167f5af963aeb0c8578710e734c115e89d3f49c1b5eb3cb2515653e6cf53559af859d79d7f951596d7c535f0b0edad22d520925f8ea

  • SSDEEP

    12288:cpbfVlu0agWfZlnxgmEpZGsrUs99uDEq5EGDFhy:cpbGRZxSfGCUs99hq5Ja

Score
10/10

Malware Config

Extracted

Family

urelas

C2

1.234.83.146

133.242.129.155

218.54.31.226

218.54.31.165

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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\3430ee8706cd29a5daf62024b67b825e.exe
    "C:\Users\Admin\AppData\Local\Temp\3430ee8706cd29a5daf62024b67b825e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2364
    • C:\Users\Admin\AppData\Local\Temp\yfnit.exe
      "C:\Users\Admin\AppData\Local\Temp\yfnit.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Users\Admin\AppData\Local\Temp\elvuk.exe
        "C:\Users\Admin\AppData\Local\Temp\elvuk.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:2024
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
      2⤵
      • Deletes itself
      PID:2564

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

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

          Filesize

          276B

          MD5

          f1642693dc780689dc5892f762254062

          SHA1

          453aa30df7547487e4459eddb466b8c96ab2a356

          SHA256

          664628cbcdf7dfc28de2760fcf5272290686efa26ce4989e8132683c1218d57b

          SHA512

          acdcfee5fc119ff2d6bb0829702a1c171fb6a865e7fbede00b36e32612cba1b4642e95457b2d5903f396d60a2d3b773ee0437cf398616faf6bf182fd2db0a890

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

          Filesize

          179KB

          MD5

          fda647f62854b77aa396dec1fde85f37

          SHA1

          7e3055767ee7a78f45eccc54db784871f5477e7f

          SHA256

          92e531dc8e9f5ce17efa5c885e85f4c6a7e1fefe273cb53cb8282242798a4f2c

          SHA512

          2af551933102a39cd8865d714163e8540c931ebbf97da9fd784345cb02dc4f0634ff4750e825898813aaa95bceb919e39b5e52ba7915070996816e4f1a81b86a

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

          Filesize

          512B

          MD5

          01eb495d430a5ab80ce9a43588e4fc0e

          SHA1

          d950bf93d270484222f578aba17af77d425dd99f

          SHA256

          7076def7c6dfe06fdbd2831c4c7804f5e6619d35e24d77255beed482d9f80558

          SHA512

          37bbd02e9cdd8939181f01677897bc7115498f61531d3e18187e262129b2398cccaaa1d7b4abe6751945a03694d1bf4bf55cb3de630ec6300cd1e2f05c3a6fd1

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

          Filesize

          487KB

          MD5

          fb1fc105ce5b191f391c1eacd1c68550

          SHA1

          4b204939a9eb010cb0a5a70f2bc1546c8cc28f46

          SHA256

          0948116c5150a578a692028b30f140b291812995967d34ad86ead7112d9cd070

          SHA512

          3701c9f4f9b0ba2ff5dfa2afbb0fbb7edb19c041cbdb202d3bfaa2bcf65489209f44f25bf2bf5ec6e2f0c44da5d8106b051668deff0af6cfc598b241b2727d51

        • memory/1744-33-0x0000000003E60000-0x0000000003F1F000-memory.dmp

          Filesize

          764KB

        • memory/1744-27-0x0000000000ED0000-0x0000000000F56000-memory.dmp

          Filesize

          536KB

        • memory/1744-20-0x0000000000ED0000-0x0000000000F56000-memory.dmp

          Filesize

          536KB

        • memory/1744-26-0x0000000003E60000-0x0000000003F1F000-memory.dmp

          Filesize

          764KB

        • memory/2024-29-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2024-31-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2024-32-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2024-34-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2024-35-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2024-36-0x0000000000400000-0x00000000004BF000-memory.dmp

          Filesize

          764KB

        • memory/2364-0-0x0000000000A40000-0x0000000000AC6000-memory.dmp

          Filesize

          536KB

        • memory/2364-17-0x0000000000A40000-0x0000000000AC6000-memory.dmp

          Filesize

          536KB

        • memory/2364-6-0x0000000002340000-0x00000000023C6000-memory.dmp

          Filesize

          536KB