Analysis

  • max time kernel
    119s
  • max time network
    114s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-07-2024 03:50

General

  • Target

    8c998e707315ec9b559a8cb61a188090N.exe

  • Size

    6.5MB

  • MD5

    8c998e707315ec9b559a8cb61a188090

  • SHA1

    87b37e77a8703952fb16daff64e2f712485f8e9d

  • SHA256

    751a1bfb73fc05bb9915827c69ea6febf9a9b9a9e73046098c5be031b6587912

  • SHA512

    94fcd779cabeae0d276a147bb072a778f73caf6f96a56136f16102048c888e43a3ebccf85c556fc793fcb4c34eb6398af6caa4482ed2be6a917a4309254f67d4

  • SSDEEP

    98304:Roc5swrA2XGxlHKcjTjNk3o659yrnfKtDrKIAyyks+Ctf8mQZVSu:i0LrA2kHKQHNk3og9unipQyOaOu

Malware Config

Extracted

Family

urelas

C2

218.54.31.165

218.54.31.226

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Checks computer location settings 2 TTPs 3 IoCs

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

  • Executes dropped EXE 3 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 18 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8c998e707315ec9b559a8cb61a188090N.exe
    "C:\Users\Admin\AppData\Local\Temp\8c998e707315ec9b559a8cb61a188090N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3556
    • C:\Users\Admin\AppData\Local\Temp\joepy.exe
      "C:\Users\Admin\AppData\Local\Temp\joepy.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5016
      • C:\Users\Admin\AppData\Local\Temp\rukery.exe
        "C:\Users\Admin\AppData\Local\Temp\rukery.exe" OK
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:3044
        • C:\Users\Admin\AppData\Local\Temp\zymav.exe
          "C:\Users\Admin\AppData\Local\Temp\zymav.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1244
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1504
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1808

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    278B

    MD5

    c00dbd601b4f93ffc7f0050d209906c4

    SHA1

    6bcffea011e9bc0f58f945b4df44ad3a5e23a7f4

    SHA256

    371790975c164b3a2059ac1da9a3ff4e2d5edb9f22409b786d5acd4caec43cae

    SHA512

    c757396fa72262e1d7ca906de8dedd9446e6cb3cfc22abd0947423fbf0f7dad6ee296cfab344d11afc54fbbf0380f7d87eb1d936c1b413771bdd3e6f66b54059

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

    Filesize

    224B

    MD5

    abc7549465caa3417ab2e5a58f03250a

    SHA1

    8ae3ba55cca93c8703f45001506458ad00acae33

    SHA256

    e3cd6d8ae3fee7f95da822ca162c65c1219f696e5cf642e13f757b043acaee40

    SHA512

    3623bd4f1610be597402986c397e6b484bee2b031d5f5f0f7a8210b399d5399a921a29f0fa5309169a10c7eabfc6b9989538bb54fcce4decc06e1bf0cbb05e94

  • 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

    433f9470cdee864f3a73653a46db9421

    SHA1

    d7cc4ad83bde83cfabf0eb3bfd79dff4f0a0f0b2

    SHA256

    f4cdc192c6611038f96628258b71ba7cdcb2a6787ff18c2f50d3b9d136de0e85

    SHA512

    51efb2d633529f37bbdafc1773a9ab306a67f6b8e504770e0aab1335e44713d60e7a70a758916c64170cee9354a72d11c16d0f2be2f842267618ccd597bebb49

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

    Filesize

    6.5MB

    MD5

    7a937eee07f35dfcaeefeb61472ca110

    SHA1

    0ba323999bfe9269bee87628b32cf9ccd7bc711c

    SHA256

    ecfb8a1545904768779d50c9038ceccad6b3a986d3c1fc755f22e47337bff9d8

    SHA512

    0d2232aae79b50ff036099aa1f65d2788051e5d4f72b865a5557dea2815473ff3ae583887b406514bb522d230af7589350dff60ebba77c41934bf435c60def73

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

    Filesize

    459KB

    MD5

    3e3abdb15e483f36c902ce2651ce88b8

    SHA1

    1a8fc6478c85778a155a84829fd9e36d947051a1

    SHA256

    6f6ce07ba7237e93def0d2f0067c0717a47c48143594f4e3ef22098b9b16fab2

    SHA512

    332ca8aad9eaa19958d222d29e8f0b2e95ade3f8033c37508bcdc376568bdbb02f3f67c3726e590f591b59cc31d51fb5e2289c1e5dbc07ffdd7ea1db141968a5

  • memory/1244-70-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/1244-74-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/3044-56-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/3044-54-0x0000000001000000-0x0000000001001000-memory.dmp

    Filesize

    4KB

  • memory/3044-71-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/3044-48-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/3556-4-0x00000000010F0000-0x00000000010F1000-memory.dmp

    Filesize

    4KB

  • memory/3556-26-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/3556-25-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/3556-14-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/3556-0-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/3556-13-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/3556-1-0x00000000010A0000-0x00000000010A1000-memory.dmp

    Filesize

    4KB

  • memory/3556-2-0x00000000010B0000-0x00000000010B1000-memory.dmp

    Filesize

    4KB

  • memory/3556-5-0x0000000001100000-0x0000000001101000-memory.dmp

    Filesize

    4KB

  • memory/3556-6-0x0000000001110000-0x0000000001111000-memory.dmp

    Filesize

    4KB

  • memory/3556-7-0x0000000001120000-0x0000000001121000-memory.dmp

    Filesize

    4KB

  • memory/3556-9-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/3556-3-0x00000000010C0000-0x00000000010C1000-memory.dmp

    Filesize

    4KB

  • memory/5016-35-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/5016-47-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/5016-38-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/5016-28-0x0000000000F40000-0x0000000000F41000-memory.dmp

    Filesize

    4KB

  • memory/5016-29-0x0000000000FA0000-0x0000000000FA1000-memory.dmp

    Filesize

    4KB

  • memory/5016-30-0x0000000000FB0000-0x0000000000FB1000-memory.dmp

    Filesize

    4KB

  • memory/5016-31-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

    Filesize

    4KB

  • memory/5016-32-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

    Filesize

    4KB

  • memory/5016-33-0x0000000002B70000-0x0000000002B71000-memory.dmp

    Filesize

    4KB

  • memory/5016-34-0x0000000002B80000-0x0000000002B81000-memory.dmp

    Filesize

    4KB