Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-08-2024 01:20

General

  • Target

    161db86eb5f9237449a1027c1f63f310.exe

  • Size

    84KB

  • MD5

    161db86eb5f9237449a1027c1f63f310

  • SHA1

    db84b6c68774555ec724c737798e289818b25eaf

  • SHA256

    9b3643ecbf7402006d8cf776811ae5190d1a70a8bd3ac491c7c20a8d97691efb

  • SHA512

    cd369f9b767ce4513e0bb42e365ea7f7c34de683b61dcbda0c51ab0dd76964ecade34d25f1639bf65bbb12bd49ff032601f0cefd6be0318bd34712d739a7391e

  • SSDEEP

    1536:Jz+jIHNv+vsFbwW6dk0QeLb4NMHriBRxiDkURF+:JznH976dUCnuniDI

Malware Config

Extracted

Family

urelas

C2

112.175.88.207

112.175.88.208

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 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 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe
    "C:\Users\Admin\AppData\Local\Temp\161db86eb5f9237449a1027c1f63f310.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4552
    • 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:4964
    • 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:1264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    512B

    MD5

    a01dba4c45102fc15292fd5591166536

    SHA1

    d96191c30e0f09439d8547f4ededbf6726ccd54b

    SHA256

    cc2f9d3db04690b746c18d40c70f8dbc9ca18520b68619d9ccaeac500af98904

    SHA512

    277a86f44c2648668205cd6c3c9f83feef147a5ad10839a130713eee9c931c26088d4dd95798b1d0e69f3439239abdee79d37656ad3963147a878a9433d60d32

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

    Filesize

    84KB

    MD5

    07e22f632c6ba0c7cdf97d2c3cb9a653

    SHA1

    a2f33b0956db23ac800b3784bd6d5097379b037d

    SHA256

    f39b1ff6295145570cee0d176d42a672a5bb3054ff777b5f5379e9606038fb7d

    SHA512

    12029331b934fb66e5e13d178f527e68fb3f9655584810877f2288b69172dca78a2b075f815d5f8de4a3845ccdc39292e77f42324c08dac21ad1e66626e5154d

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

    Filesize

    274B

    MD5

    f6ded6959fb77f028c1fc4610cf98ac9

    SHA1

    86878df65adbc4fc768d21851ed844e0288f1f0c

    SHA256

    e81200edb8bdeb4f0cf6f7b5ffa97452fe542e17c1667c25ea916f895ad39286

    SHA512

    6a4196bd40fdd61c3e086a7f92186cbc8ee45058263d123889394c2f850f11e60768667f8e365c37cefe0e8fc245de23221fb382d095acbb53ac9d6a7552c892

  • memory/4552-0-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/4552-18-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/4964-15-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/4964-21-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/4964-23-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB

  • memory/4964-29-0x0000000000400000-0x0000000000431000-memory.dmp

    Filesize

    196KB