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Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    20/10/2024, 14:53

General

  • Target

    6e81f335d58ec557c099f4acd8f15837ba01b677f909589007ab5f88119c805bN.exe

  • Size

    80KB

  • MD5

    db2a52f461023dd9a657beb650b2c950

  • SHA1

    9e44b71946374464e3810dc3b3ddf4344cbff1b3

  • SHA256

    6e81f335d58ec557c099f4acd8f15837ba01b677f909589007ab5f88119c805b

  • SHA512

    ebaf3fc456425ca62f467737ca8497cf8e0c7b9481a7e375307971d191206375c674774a0f4b90c28de1d990cedd0efe7b04becc1a184a6358bf0064b5333498

  • SSDEEP

    1536:9HxkDvWdB7O9dKymMyCMGni2Lz1LaRQLDEr4m:9RkjWjK9ABpGzlaRQLe4m

Malware Config

Extracted

Family

urelas

C2

218.54.47.77

218.54.47.74

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e81f335d58ec557c099f4acd8f15837ba01b677f909589007ab5f88119c805bN.exe
    "C:\Users\Admin\AppData\Local\Temp\6e81f335d58ec557c099f4acd8f15837ba01b677f909589007ab5f88119c805bN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2520
    • C:\Users\Admin\AppData\Local\Temp\huter.exe
      "C:\Users\Admin\AppData\Local\Temp\huter.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2124
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2380

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    512B

    MD5

    55d2fdd1432483e3ba86ebeccfe130b6

    SHA1

    7280b14d708800fd15303b2caa8628a0fbd7aa08

    SHA256

    5cfd1668ec0e5f3b5f8d04e54091d6f173bede6e6f9bb418819fd550095139fb

    SHA512

    36fd81128552356672b52936699c5e6362268c8131857e778e02a6862600c4feb20d13063d5f838e0887cb5083c648d39fe07faffba18c26387760752f9dd1f3

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

    Filesize

    340B

    MD5

    31cc99df17d6a9cb62d5e247013c9584

    SHA1

    8e3c1fca4dd257e4c6ec9e86adcb76ad9ffb2117

    SHA256

    4570bf04272a8bcea981bde57d2ff74425235e390b2b16f7a0491bd6cc18520d

    SHA512

    928ed2e117d9554fe3b5e16e3b38e299058f453482adfd65d78325462cc7c73f805dc1b86ad04f18163fe6d94f83a5f945ff9a17f48d9202671debee7c9b92f4

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

    Filesize

    80KB

    MD5

    9f8abef917c9b5d453bf9a73e3bdd6e0

    SHA1

    e96927c340b1d3d5fea60b2bfa4b9db42232dc5e

    SHA256

    8310f63687fb2684710d739a3b56fb3af6452de4a532c6dcf169b8708261e73d

    SHA512

    233d48de20ee91ca253ad8670d67bd88ccd262ddc3ae0554df9bafe15f24e02be5ecefc36c5e06ddc28c4f10769f9f043c66b8684c4d35ae78b68eb55a02afe6

  • memory/2124-21-0x0000000000F50000-0x0000000000F81000-memory.dmp

    Filesize

    196KB

  • memory/2124-23-0x0000000000F50000-0x0000000000F81000-memory.dmp

    Filesize

    196KB

  • memory/2124-26-0x0000000000F50000-0x0000000000F81000-memory.dmp

    Filesize

    196KB

  • memory/2520-0-0x0000000000D50000-0x0000000000D81000-memory.dmp

    Filesize

    196KB

  • memory/2520-8-0x0000000000460000-0x0000000000491000-memory.dmp

    Filesize

    196KB

  • memory/2520-18-0x0000000000D50000-0x0000000000D81000-memory.dmp

    Filesize

    196KB