Analysis

  • max time kernel
    115s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240730-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-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.

  • 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 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 18 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f03916e5764030aecb65ae5137e6780N.exe
    "C:\Users\Admin\AppData\Local\Temp\0f03916e5764030aecb65ae5137e6780N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5100
    • C:\Users\Admin\AppData\Local\Temp\apfyv.exe
      "C:\Users\Admin\AppData\Local\Temp\apfyv.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4816
      • C:\Users\Admin\AppData\Local\Temp\secuiw.exe
        "C:\Users\Admin\AppData\Local\Temp\secuiw.exe" OK
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2216
        • C:\Users\Admin\AppData\Local\Temp\ahkeh.exe
          "C:\Users\Admin\AppData\Local\Temp\ahkeh.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:4796
        • 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:3876
    • 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:5112

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    224B

    MD5

    95db8a2443a10694b474c273e2c9596e

    SHA1

    ce51ced277fc8478549c230e8525b44af0a45447

    SHA256

    9c4dd9ad4f9e3e9bf799d74b2fd14df458ff3ec558ed5f0c6400d3211312c92f

    SHA512

    199bbe735620d4c2912c2616fb37470be4c440c672b48b9357a7908b5807f4d18a401e6dba2d6b2341bd2b17eedc69f073dcbb4a606124b6bb4de5823913f399

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

    Filesize

    278B

    MD5

    056b47c36a5be7c84a84776d04778058

    SHA1

    9a43ea0351f2edb7b5905e441a06266af51eb87e

    SHA256

    f40399ae65f46bd068865dab1d5725b49ec14f6b45304e5c0494300bf2d6ce20

    SHA512

    125abd5fab8f2ceba9786eab0c36684e1e24f972af7345a28a3356d8a2678db5832bddce79a784fb40ad546d1942df5c4b0b631f8c6f2da2580bdcb7026e6f8a

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

    Filesize

    459KB

    MD5

    06e5de9f8da905a2e6ed8e50f3951789

    SHA1

    3d1b0e009731a53f82d0d61504de60f8cdcae448

    SHA256

    21087158cb515e8eb2dd7e8d801e6b8cb1dd59939eff54daf98325d60758f414

    SHA512

    4a0748f32f8cf3de3ddaaef392cccde1022510d32380a1b69a582c17ac335e6768f1b88e4c7403a366a2dee7917e7401c2dc657c234c623780df61265c562b7c

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

    Filesize

    6.5MB

    MD5

    e8b8a792a5d4e72956929c75c0c338bf

    SHA1

    a54839ef7c9c71d67c80ffa20bc18abd0c586334

    SHA256

    bef70188c6035c298fc0c2af1e4a2d33ee1d9104aa99093df577f8920b5486ae

    SHA512

    f8f57dd82fa1e9ea44d374e69943c7e87fec01bb6b944e24f1c7785035b216627138440db45da808feea3da943fff2d832e7e832f7d68293a73dfc5a9229591b

  • 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

    3ea5b49debd50bbd2352e19155f6c363

    SHA1

    9aa1c3a05743a549df5dbf819aa326f3c014e3c4

    SHA256

    95ed20ce45d55234275ce08cfa31a64a0208d56fba6c6a8f0a8f1aafad122901

    SHA512

    ded9abab38f978285e13dbfb82bebf6cb85966f25e7802dad04abb93de17f081f102b0271b78f927468b1217799b3091ece4e4beca8dfa1df68797a9024c1f0d

  • memory/2216-51-0x0000000001030000-0x0000000001031000-memory.dmp

    Filesize

    4KB

  • memory/2216-50-0x0000000001020000-0x0000000001021000-memory.dmp

    Filesize

    4KB

  • memory/2216-72-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2216-57-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2216-52-0x0000000001040000-0x0000000001041000-memory.dmp

    Filesize

    4KB

  • memory/4796-71-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/4796-75-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/4796-76-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/4816-49-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/4816-30-0x0000000000F50000-0x0000000000F51000-memory.dmp

    Filesize

    4KB

  • memory/4816-29-0x0000000000F40000-0x0000000000F41000-memory.dmp

    Filesize

    4KB

  • memory/4816-39-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/4816-40-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/4816-25-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/4816-36-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/4816-35-0x0000000002B80000-0x0000000002B81000-memory.dmp

    Filesize

    4KB

  • memory/4816-34-0x0000000002B70000-0x0000000002B71000-memory.dmp

    Filesize

    4KB

  • memory/4816-33-0x0000000002B60000-0x0000000002B61000-memory.dmp

    Filesize

    4KB

  • memory/4816-32-0x0000000002B50000-0x0000000002B51000-memory.dmp

    Filesize

    4KB

  • memory/4816-31-0x0000000001060000-0x0000000001061000-memory.dmp

    Filesize

    4KB

  • memory/5100-0-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/5100-27-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/5100-26-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/5100-14-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/5100-13-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/5100-2-0x0000000001070000-0x0000000001071000-memory.dmp

    Filesize

    4KB

  • memory/5100-4-0x0000000001090000-0x0000000001091000-memory.dmp

    Filesize

    4KB

  • memory/5100-5-0x00000000010B0000-0x00000000010B1000-memory.dmp

    Filesize

    4KB

  • memory/5100-6-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/5100-7-0x00000000010F0000-0x00000000010F1000-memory.dmp

    Filesize

    4KB

  • memory/5100-8-0x0000000001100000-0x0000000001101000-memory.dmp

    Filesize

    4KB

  • memory/5100-3-0x0000000001080000-0x0000000001081000-memory.dmp

    Filesize

    4KB

  • memory/5100-1-0x0000000000F80000-0x0000000000F81000-memory.dmp

    Filesize

    4KB