Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    31-07-2024 22:33

General

  • Target

    0f03916e5764030aecb65ae5137e6780N.exe

  • Size

    6.5MB

  • MD5

    0f03916e5764030aecb65ae5137e6780

  • SHA1

    3e8c85be4101ab8a0c01cbe82cbf880b12da2cc9

  • SHA256

    32d5120fdeeee7bd1dc0a6b14579d2668747966add76c2eb1e8b4a7d1314c2bd

  • SHA512

    8a1d45fe4c5bb44ad13ae15b0f34cbaea00136f9a9a36aceee77704cceaadcf91399c5467e780cc0482cc51a6884131ba994ea02e45ac9a10d9c584b0a93732f

  • SSDEEP

    98304:Roc5swrA2XGxlHKcjTjNk3o659yrnfKtDrKIAyyks+Ctf8mQZVSo:i0LrA2kHKQHNk3og9unipQyOaOo

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 4 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 9 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f03916e5764030aecb65ae5137e6780N.exe
    "C:\Users\Admin\AppData\Local\Temp\0f03916e5764030aecb65ae5137e6780N.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2576
    • C:\Users\Admin\AppData\Local\Temp\afmut.exe
      "C:\Users\Admin\AppData\Local\Temp\afmut.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2900
      • C:\Users\Admin\AppData\Local\Temp\morunu.exe
        "C:\Users\Admin\AppData\Local\Temp\morunu.exe" OK
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1664
        • C:\Users\Admin\AppData\Local\Temp\xufiy.exe
          "C:\Users\Admin\AppData\Local\Temp\xufiy.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1920
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2516
    • 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:2504

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    224B

    MD5

    9b4d093db32452ddadf6dd69b660cff7

    SHA1

    332d16c6b104021adebe8c00e6c21575b0d9de8f

    SHA256

    e729b2ed24ec1b7304aae4cd99434a365f6e3d3c51e2ea1f9da33092891d0ecc

    SHA512

    37fbb023cf2283921e81c6e89460b98b32c384549214bd1e2354eee9183d3d129a8ef08e991145ceee8d8094248e8ce7daadd2495046c70d0b8f74d2f7a104fc

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

    Filesize

    278B

    MD5

    056b47c36a5be7c84a84776d04778058

    SHA1

    9a43ea0351f2edb7b5905e441a06266af51eb87e

    SHA256

    f40399ae65f46bd068865dab1d5725b49ec14f6b45304e5c0494300bf2d6ce20

    SHA512

    125abd5fab8f2ceba9786eab0c36684e1e24f972af7345a28a3356d8a2678db5832bddce79a784fb40ad546d1942df5c4b0b631f8c6f2da2580bdcb7026e6f8a

  • 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

    71b33260263d537639b02c1fa4fc3b69

    SHA1

    b6787402be8adce3ac80540d5b6e3f88a0c8a183

    SHA256

    0f1ca552c05b7fb0db182a5047e8660c90d86b2b467320f901933d193061ced0

    SHA512

    4abfa573216457297ae29f80218c132a6f95115cb75f5023086868c7e6d252ca79e3c227f1ed8733f76112068f453c0d8489943e3c167dcf60c4728a199930f0

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

    Filesize

    6.5MB

    MD5

    794abee7447f594c50069bbdac4ee1e3

    SHA1

    80651c4ea7abe329505337fcde9883b6503de7df

    SHA256

    ac61fc4e586347f33372d7008268055c31431a45c0ff08ea99acddac8bb23cac

    SHA512

    e793e8bf9b1ab5e31ec8b1dd98c8116c94efbd716997f840acacd0d04e2435a4a1dabd0b83fa5fcdcc81569bbb444c27b933e9b579121537293c7b3b99cd2873

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

    Filesize

    459KB

    MD5

    8fb8af39afbad0238842e776f1322885

    SHA1

    5227ae583f014e95a10dd21b3fb475b427122f2e

    SHA256

    b5359e1e814dbe5cb98d988341fa6a861dee62eb250e398ec5d5863353c8302a

    SHA512

    07333aed65c7dd43254662e16093b193713fe1bf429a100714e074f226c630a1dd33bf96a81703d4acf0090d4c3afdeb18ac5841ba1cbb857e48ddfa6c2b49a4

  • memory/1664-171-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/1664-161-0x0000000004A80000-0x0000000004C19000-memory.dmp

    Filesize

    1.6MB

  • memory/1920-176-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/1920-163-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/2576-52-0x0000000004380000-0x0000000004E6C000-memory.dmp

    Filesize

    10.9MB

  • memory/2576-0-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2576-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2576-13-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2576-11-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2576-8-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2576-6-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2576-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2576-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2576-36-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2576-41-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2576-20-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2576-61-0x0000000004380000-0x0000000004E6C000-memory.dmp

    Filesize

    10.9MB

  • memory/2576-28-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2576-23-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2576-60-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2576-1-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2576-63-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/2576-25-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2576-18-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2576-10-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2576-35-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2576-40-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/2576-33-0x0000000000310000-0x0000000000311000-memory.dmp

    Filesize

    4KB

  • memory/2576-30-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2900-89-0x0000000001090000-0x0000000001091000-memory.dmp

    Filesize

    4KB

  • memory/2900-77-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2900-74-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2900-72-0x00000000003E0000-0x00000000003E1000-memory.dmp

    Filesize

    4KB

  • memory/2900-69-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2900-67-0x00000000003D0000-0x00000000003D1000-memory.dmp

    Filesize

    4KB

  • memory/2900-113-0x00000000042A0000-0x0000000004D8C000-memory.dmp

    Filesize

    10.9MB

  • memory/2900-115-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2900-79-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/2900-82-0x0000000001080000-0x0000000001081000-memory.dmp

    Filesize

    4KB

  • memory/2900-84-0x0000000001080000-0x0000000001081000-memory.dmp

    Filesize

    4KB

  • memory/2900-87-0x0000000001090000-0x0000000001091000-memory.dmp

    Filesize

    4KB

  • memory/2900-105-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2900-104-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2900-62-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB