Analysis

  • max time kernel
    149s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-10-2024 15:41

General

  • Target

    9abf4aee9f7da279b8dab80eaad1c96948fbfe9747442555af4e9ad0d2d1288aN.exe

  • Size

    410KB

  • MD5

    11c25c7af15bae9c20e5b2e3f69da5d0

  • SHA1

    aaf9829664a76c423bc4504ed65e4f089069429e

  • SHA256

    9abf4aee9f7da279b8dab80eaad1c96948fbfe9747442555af4e9ad0d2d1288a

  • SHA512

    bdcf77fb242809228b61850ba4e578e1ede24e746634689c325780658eb5a4dd6e4135d4a633202c395e6ff2d1e6542f9b3248f66b58a97b026508b88331d57d

  • SSDEEP

    6144:kzU7blKaP2iCWhWapKRaRXOkN4Swel6f3IsInOtk:eU7M5ijWh0XOW4sEfeOe

Malware Config

Extracted

Family

urelas

C2

218.54.31.226

218.54.31.165

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • ASPack v2.12-2.42 1 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • 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\9abf4aee9f7da279b8dab80eaad1c96948fbfe9747442555af4e9ad0d2d1288aN.exe
    "C:\Users\Admin\AppData\Local\Temp\9abf4aee9f7da279b8dab80eaad1c96948fbfe9747442555af4e9ad0d2d1288aN.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4440
    • C:\Users\Admin\AppData\Local\Temp\cygeb.exe
      "C:\Users\Admin\AppData\Local\Temp\cygeb.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3436
      • C:\Users\Admin\AppData\Local\Temp\umukb.exe
        "C:\Users\Admin\AppData\Local\Temp\umukb.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4584
    • 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:5068

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    342B

    MD5

    7b005e68ba608bed0f82bca950281e7f

    SHA1

    d8aa71bb2248e59685668514c773d382d9c711bd

    SHA256

    63c7dc1e1a47cd86a2b29d1b1ffed7c12aeeb85c4c994ac5088456b335188a6c

    SHA512

    c0b6a6d0d5e11d44545f446588261480d8b76db73177c35b1cd335de60342a02133c990a35ccfd042fae9e4adeba3a969ba7b48f2f674a41461ef5a7d3431cd7

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

    Filesize

    410KB

    MD5

    95729ea0e069ba75c9faa229cf172b52

    SHA1

    cbccaa68e453b642b93abbb0c38b45d923219478

    SHA256

    d3bf41398857f63b794a2924ca19722d40c1d371b539fbc107d09f2530461eee

    SHA512

    6d69083ea98127db139ecc4d4602d089b398fc1c8d9b2ce2f57d09f53a1d0f8de560ff4060b7ac6e5c2c1140b8d9ceca77144763ea8bfa5ff4751c26e84d59b6

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

    Filesize

    512B

    MD5

    c5ab2e02955a356cdd2a4240daac5f1e

    SHA1

    ce0a97d642c790866e67e6337f1628718c943982

    SHA256

    63ed0e95e0ffa902edc470ce39c13d38bb577aef3570c36bbec99ad0014a3391

    SHA512

    745572098bcac4b50dc9ad2078f6e3e7b387d9d38aca72339a82c7e983f5657c14ad0c9fd4be48a76e4e7b72cdc13ce2a1e329daf1d5237dc505040b71a29e42

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

    Filesize

    212KB

    MD5

    48aaefa00d62dbefa7cea941de6875a6

    SHA1

    126c15b4b946239e1d279b92458df54d138bc464

    SHA256

    ff98b6aeeb2271d98979b9ea0c5b09ee5440a4e6ddabc0dfb706f4989bbcbf5f

    SHA512

    cec380518cb3b559db0f0f7e35aeace83eb4552492757aa023d83f1ce33e3ee4b039ecec3ad353a488266fae1c400e4661fa699ec5f3114a4c08063b1722dd31

  • memory/3436-26-0x0000000000400000-0x0000000000465000-memory.dmp

    Filesize

    404KB

  • memory/3436-11-0x0000000000400000-0x0000000000465000-memory.dmp

    Filesize

    404KB

  • memory/3436-17-0x0000000000400000-0x0000000000465000-memory.dmp

    Filesize

    404KB

  • memory/4440-14-0x0000000000400000-0x0000000000465000-memory.dmp

    Filesize

    404KB

  • memory/4440-0-0x0000000000400000-0x0000000000465000-memory.dmp

    Filesize

    404KB

  • memory/4584-27-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB

  • memory/4584-30-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB

  • memory/4584-29-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB

  • memory/4584-28-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB

  • memory/4584-32-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB

  • memory/4584-33-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB

  • memory/4584-34-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB

  • memory/4584-35-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB

  • memory/4584-36-0x0000000000BD0000-0x0000000000C64000-memory.dmp

    Filesize

    592KB