Analysis

  • max time kernel
    149s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12-10-2024 09:40

General

  • Target

    def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe

  • Size

    333KB

  • MD5

    c58a33997c726970f95036ac10700ea0

  • SHA1

    6f1de5eb343eac83e5655f700cbd26df8ce0b5e8

  • SHA256

    def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868

  • SHA512

    31b20d9386fa879ec1a8f325359a4da9dfd16d1cde3ed40eac08b622a0b281ecf2fea45050fe0fa588a89d815f199f939896e7f444c1098e3350dbd4c73b8449

  • SSDEEP

    6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYn:vHW138/iXWlK885rKlGSekcj66cie

Score
10/10

Malware Config

Extracted

Family

urelas

C2

218.54.31.226

218.54.31.165

218.54.31.166

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe
    "C:\Users\Admin\AppData\Local\Temp\def25c03fa68d007f62b5b8ca42175194dafa4ad54b73248b382578679ce1868N.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4624
    • C:\Users\Admin\AppData\Local\Temp\holiw.exe
      "C:\Users\Admin\AppData\Local\Temp\holiw.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4364
      • C:\Users\Admin\AppData\Local\Temp\iqrun.exe
        "C:\Users\Admin\AppData\Local\Temp\iqrun.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3788
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1276

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    af07bbbf99824bb85d4b9b850a1aa6a4

    SHA1

    b8ec12968efb0a2df10777d10ed34e1d28789bbe

    SHA256

    e56caf3c576e3fa94afb3be10f6fc9ee44bc135e1ca1889bb1605da68e5aaf56

    SHA512

    0d593fc865d89460b465d24d02ecf54772bb1503bc27b53f76cc40d805c10c44f61ff8e7d0000ec4ffdd52be3fd8f3c52d4177bb08f10792751269d6601153b9

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

    Filesize

    512B

    MD5

    aaa3f15a02d22da7daf8bfeea2c5949e

    SHA1

    df63dfe669f34a7c5f6210e636feb7d393def7db

    SHA256

    2df1b2e35509f7571d5e3cb628dfeb86afc5b6d70b1c57cb29f275adf77d366a

    SHA512

    f9df2d02fe28610629f936dbf4456488a49482030ddad799f5868ce1c041cb02aceddb4f6532d15564c720133817d071d4dbff198af6e01f489db1d8bfbfab96

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

    Filesize

    333KB

    MD5

    10e397c9dbf60a0a3faa18599df606fa

    SHA1

    8644c3bc0e382cc0e6755b1cf69049b03289d81b

    SHA256

    a3af35cdadbcde95785ce8412ee2ea44dbc26aa403d66aedffdca89562e26aab

    SHA512

    4109ae460dcba51835fda55bb2c15151733d9ae4a6f8dd7aea0f29ccb83d6a5bf26d524025109b7551410df4e981091bc96c462b3af475c5173459a2edc5c6fe

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

    Filesize

    172KB

    MD5

    03d60a80f4ecf957a9bc2df8f2f5cb27

    SHA1

    6ba25335f442c9a0d2f451849252f67207b847f4

    SHA256

    c0ab7fb49c95cc18a4db23b54df28d2c338a33aef194366f9e273d8b6408054a

    SHA512

    b2547a89f9c9fa17ddf10dbeea6eae385310dfd9811d2e2e38dd1c9c894ccf2160915325f625c44ba6f34195d7569f3433bae2f78cdedac8dbb2640e8c4b9d78

  • memory/3788-47-0x00000000002A0000-0x00000000002A2000-memory.dmp

    Filesize

    8KB

  • memory/3788-48-0x00000000002D0000-0x0000000000369000-memory.dmp

    Filesize

    612KB

  • memory/3788-51-0x00000000002D0000-0x0000000000369000-memory.dmp

    Filesize

    612KB

  • memory/3788-50-0x00000000002D0000-0x0000000000369000-memory.dmp

    Filesize

    612KB

  • memory/3788-49-0x00000000002D0000-0x0000000000369000-memory.dmp

    Filesize

    612KB

  • memory/3788-46-0x00000000002D0000-0x0000000000369000-memory.dmp

    Filesize

    612KB

  • memory/3788-42-0x00000000002D0000-0x0000000000369000-memory.dmp

    Filesize

    612KB

  • memory/3788-39-0x00000000002A0000-0x00000000002A2000-memory.dmp

    Filesize

    8KB

  • memory/3788-38-0x00000000002D0000-0x0000000000369000-memory.dmp

    Filesize

    612KB

  • memory/4364-41-0x0000000000680000-0x0000000000701000-memory.dmp

    Filesize

    516KB

  • memory/4364-21-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/4364-20-0x0000000000680000-0x0000000000701000-memory.dmp

    Filesize

    516KB

  • memory/4364-14-0x00000000003F0000-0x00000000003F1000-memory.dmp

    Filesize

    4KB

  • memory/4364-13-0x0000000000680000-0x0000000000701000-memory.dmp

    Filesize

    516KB

  • memory/4624-1-0x0000000000530000-0x0000000000531000-memory.dmp

    Filesize

    4KB

  • memory/4624-0-0x00000000007D0000-0x0000000000851000-memory.dmp

    Filesize

    516KB

  • memory/4624-17-0x00000000007D0000-0x0000000000851000-memory.dmp

    Filesize

    516KB