Analysis

  • max time kernel
    148s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    28-07-2024 19:15

General

  • Target

    1661221d219912683c3a62eae6603dda3714f8f602e895c1b2604bc1159d37be.exe

  • Size

    6.5MB

  • MD5

    905f253fda7bc0e45dc3441bc786635e

  • SHA1

    2271db4c633feb62df4d38c98949723cbfdd862f

  • SHA256

    1661221d219912683c3a62eae6603dda3714f8f602e895c1b2604bc1159d37be

  • SHA512

    59667bbc5acca0e25b201f014f93348d916306c13d8f6d060ec72d8aad0722913a46261358e953e1703a83c9fbad04c4e4e79b02adcf9ab2a16f3bc20acbc317

  • SSDEEP

    98304:Roc5swrA2XGxlHKcjTjNk3o659yrnfKtDrKIAyyks+Ctf8mQZVSe:i0LrA2kHKQHNk3og9unipQyOaOe

Malware Config

Extracted

Family

urelas

C2

218.54.31.165

218.54.31.226

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 3 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 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 13 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1661221d219912683c3a62eae6603dda3714f8f602e895c1b2604bc1159d37be.exe
    "C:\Users\Admin\AppData\Local\Temp\1661221d219912683c3a62eae6603dda3714f8f602e895c1b2604bc1159d37be.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:536
    • C:\Users\Admin\AppData\Local\Temp\mytio.exe
      "C:\Users\Admin\AppData\Local\Temp\mytio.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2788
      • C:\Users\Admin\AppData\Local\Temp\pixeuj.exe
        "C:\Users\Admin\AppData\Local\Temp\pixeuj.exe" OK
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1148
        • C:\Users\Admin\AppData\Local\Temp\haelg.exe
          "C:\Users\Admin\AppData\Local\Temp\haelg.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:900
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1592
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2572

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    340B

    MD5

    472a0a6217b7b2908675502fb682ab84

    SHA1

    64bb97f1d7a9cfe144c33c6c09de2f167e55c8f2

    SHA256

    f04c1f21953ca88cce113b66010f2032767301fe9438904e2991fe2b19ffa623

    SHA512

    36544d404f9db1e784ae0c09b2464c318c1f20230f80ad800ce105f9697dfa48ed7d88db92ab8157b6de59e00971cc2a0246683bef639f5741ea9c1c9c0d71f4

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

    Filesize

    224B

    MD5

    a931ff11550e1e7d325d837a443b9ff9

    SHA1

    17647f1376597d71522136c5a0872c0381f84e60

    SHA256

    94bda0d8185a2a05dc084081ddc69cf0d753e74723d891813d82b8279bb80489

    SHA512

    6206fad339d6e99d28986f84aa55d6ec69a46c3ae1fededfe13de6e57928e952fe70ad61c246254c87daf86452e494615b2f9aa3a680447d3d918d81f166093b

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

    Filesize

    104B

    MD5

    dbef593bccc2049f860f718cd6fec321

    SHA1

    e7e9f8235b4eb70aa99dd2c38009f2152575a8d0

    SHA256

    30f820bb1ca6c20bcd77113c7377e01f31cdf0ec5b64864f22887d41a9bf3c7a

    SHA512

    3e87c661c343b72f5dff4587b99688dbf655be9d6d903a75151bd9f204f55858e90388591f660bcbded5278ef94e322bf3e7c57374c9b16fce1eef7082395a2a

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

    Filesize

    512B

    MD5

    d40763e4089f79955d6b7a3289cbeab9

    SHA1

    8b12fb5715a01de5b1ee73e801521a681cd4d4ea

    SHA256

    136a698fb2849ce46bebffe64392044c5a0c3d122ad4d5f6090a0012f1edc92e

    SHA512

    49d6ccf70aac4d5a5b87aa27e708d6fccfce2a7fe7ce78350d6b13e10d08a03d570532ac4e168256a3b2f48c0da8e9c1aa92a88670f1ae5faa484f5f5761b0f0

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

    Filesize

    6.5MB

    MD5

    39cee0450bfa8e9e58464bfecd33e844

    SHA1

    1c339e62d86d9eefed8e971e3b33a94483bc0bbe

    SHA256

    4dfb0955405f96f9695fa3cd305f1caac09fe3ed48ac136a687ce2bd6a001a63

    SHA512

    ecb9026cc35eff8af94b8d96345f003bda79a47c6ec013faf2f811394de5c0154d714ba906636b64ee85cb4cfff7e1d61de5707243ed2ee1b2f9aa0e5a776aea

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

    Filesize

    459KB

    MD5

    bb05484924b583191b0f1df3276ff135

    SHA1

    a216a6eca14d476127501e8463104c8a065aeb5e

    SHA256

    ebffc5948583716710404a182d13f175bde90c9e78e7fda2d9440fb7665bbfc2

    SHA512

    a9d5f03858f98bf3bcf6a95ed2d09b81b65c9f5321b5a0ba0250ca0c7a0ef97e311d69903a3285f8c55f016f9ce6243b214e80e8e651ff781e1977c427153d27

  • memory/536-52-0x0000000004100000-0x0000000004BEC000-memory.dmp

    Filesize

    10.9MB

  • memory/536-61-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/536-28-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/536-25-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/536-23-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/536-20-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/536-18-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/536-15-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/536-13-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/536-11-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/536-10-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/536-8-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/536-6-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/536-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/536-1-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/536-36-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/536-0-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/536-41-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/536-51-0x0000000004100000-0x0000000004BEC000-memory.dmp

    Filesize

    10.9MB

  • memory/536-30-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/536-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/536-98-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/536-33-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/536-37-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/536-35-0x00000000002A0000-0x00000000002A1000-memory.dmp

    Filesize

    4KB

  • memory/900-174-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/900-168-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/1148-169-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/1148-167-0x0000000004740000-0x00000000048D9000-memory.dmp

    Filesize

    1.6MB

  • memory/2788-76-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2788-114-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2788-84-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2788-102-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2788-74-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2788-81-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2788-79-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2788-86-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2788-104-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB