Analysis

  • max time kernel
    149s
  • max time network
    84s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-10-2024 09:40

General

  • Target

    def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe

  • Size

    333KB

  • MD5

    c58a33997c726970f95036ac10700ea0

  • SHA1

    6f1de5eb343eac83e5655f700cbd26df8ce0b5e8

  • SHA256

    def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868

  • SHA512

    31b20d9386fa879ec1a8f325359a4da9dfd16d1cde3ed40eac08b622a0b281ecf2fea45050fe0fa588a89d815f199f939896e7f444c1098e3350dbd4c73b8449

  • SSDEEP

    6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYn:vHW138/iXWlK885rKlGSekcj66cie

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 52 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe
    "C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2904
    • C:\Users\Admin\AppData\Local\Temp\mirut.exe
      "C:\Users\Admin\AppData\Local\Temp\mirut.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2436
      • C:\Users\Admin\AppData\Local\Temp\riabn.exe
        "C:\Users\Admin\AppData\Local\Temp\riabn.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3068
    • 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:2820

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    342B

    MD5

    af07bbbf99824bb85d4b9b850a1aa6a4

    SHA1

    b8ec12968efb0a2df10777d10ed34e1d28789bbe

    SHA256

    e56caf3c576e3fa94afb3be10f6fc9ee44bc135e1ca1889bb1605da68e5aaf56

    SHA512

    0d593fc865d89460b465d24d02ecf54772bb1503bc27b53f76cc40d805c10c44f61ff8e7d0000ec4ffdd52be3fd8f3c52d4177bb08f10792751269d6601153b9

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

    Filesize

    512B

    MD5

    6850c5a93212a7b3d3f141dae7260aa8

    SHA1

    686a4aa22971128df1db62c31f47bb36c3213627

    SHA256

    553420faff7d930ec671ea49e194d5ec4a6452d983766acaa2abc5c7fd7a836b

    SHA512

    c87b5d76e0ac59b8be93c380d514b2363aba7ea02159cd863ed7d7fafcc42a740cddbe9d0ebc4ef7a3b0c626f2e479515ebfae5dd3595c1c4dbe1c6876ffc7e3

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

    Filesize

    333KB

    MD5

    e615ae092b985fb2f5882b63f1cee16d

    SHA1

    2516cb9d5a75c87a2139f057dabaf042fbae1f29

    SHA256

    36228f9ff3b2513f711fb7d367ce5c725d068615a332369b3982e9b0f5f82307

    SHA512

    dc1a57844dc2726a3004d7790fbe0b9d126fbd6a1022ebb01f7b84d36c1b3ebbcce3e84d4efa2f851284170282a7bf242b0d0ddcdf2ababb38e1d745fa90429d

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

    Filesize

    172KB

    MD5

    1d3d898e536a535f27af57d2b9a75890

    SHA1

    256d35ccc88c0f6d4acd2582293bb218cc014b08

    SHA256

    839eb40d1b6415fa4f56ebfcbe60e33b10b2b8f174244391d8ca6daaa6917007

    SHA512

    7da931b0efba9016a6c9406ccfd613205477e2de6c16c1f7ce008747ca377ea1d53eb3a48c6a1ad2eeaf18c2aedac71a93711309519cdb7603c8ed66efe9d601

  • memory/2436-11-0x0000000000D60000-0x0000000000DE1000-memory.dmp

    Filesize

    516KB

  • memory/2436-12-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/2436-40-0x0000000000D60000-0x0000000000DE1000-memory.dmp

    Filesize

    516KB

  • memory/2436-24-0x0000000000D60000-0x0000000000DE1000-memory.dmp

    Filesize

    516KB

  • memory/2904-7-0x0000000000E40000-0x0000000000EC1000-memory.dmp

    Filesize

    516KB

  • memory/2904-21-0x0000000001000000-0x0000000001081000-memory.dmp

    Filesize

    516KB

  • memory/2904-1-0x0000000000020000-0x0000000000021000-memory.dmp

    Filesize

    4KB

  • memory/2904-0-0x0000000001000000-0x0000000001081000-memory.dmp

    Filesize

    516KB

  • memory/3068-41-0x0000000000C10000-0x0000000000CA9000-memory.dmp

    Filesize

    612KB

  • memory/3068-42-0x0000000000C10000-0x0000000000CA9000-memory.dmp

    Filesize

    612KB

  • memory/3068-46-0x0000000000C10000-0x0000000000CA9000-memory.dmp

    Filesize

    612KB

  • memory/3068-47-0x0000000000C10000-0x0000000000CA9000-memory.dmp

    Filesize

    612KB

  • memory/3068-48-0x0000000000C10000-0x0000000000CA9000-memory.dmp

    Filesize

    612KB

  • memory/3068-49-0x0000000000C10000-0x0000000000CA9000-memory.dmp

    Filesize

    612KB

  • memory/3068-50-0x0000000000C10000-0x0000000000CA9000-memory.dmp

    Filesize

    612KB