Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-12-2024 22:26

General

  • Target

    dbd58e36ee08793e9f5510619195d88c_JaffaCakes118.exe

  • Size

    466KB

  • MD5

    dbd58e36ee08793e9f5510619195d88c

  • SHA1

    aa7a596e2f09be4badd1dabe5452ff09b7cc1db1

  • SHA256

    9ef127038f9d8786e185527facb4e58e27f3cbdcebe3fac0dfee645f3ff1d475

  • SHA512

    4ba186429f80c67ff18b9c7373c4336d5017388a534153947d496558b0e650fda2b7f927c13072c3698549a67e26f8fc7220df865e871f0feaa7d324fac8bb0e

  • SSDEEP

    12288:j3CtSokfFGUMKwlTIU/b37dJ75WEe+eKTxB6mq:jx9GzHlTv/b35tecFB6X

Score
10/10

Malware Config

Extracted

Family

urelas

C2

121.88.5.183

121.88.5.184

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Urelas family
  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dbd58e36ee08793e9f5510619195d88c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\dbd58e36ee08793e9f5510619195d88c_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Users\Admin\AppData\Local\Temp\sander.exe
      "C:\Users\Admin\AppData\Local\Temp\sander.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3080
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_sannuyex.bat" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1044

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    305B

    MD5

    bb4054751e64bb827747a962180f4d41

    SHA1

    f811b76c66b2800b147f2cfd785fd95ef76ca7f3

    SHA256

    c7c0dc3e25b1f5415ce4a7aff945141a5cc9f82afcb80540937f40f2cbfa25c3

    SHA512

    a351832b45ad68b169c1a356941fc7cb9a7d30b939483291352dacc0944ac5263e3e888e9b7a9a525aa4cf8749641f519f6d42912f21ac3c25f633b513d4b33f

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

    Filesize

    512B

    MD5

    145cec05d8d704ff7aa3d812b1aff628

    SHA1

    097ae09965ed3804359803708b8af87b5b90fcbb

    SHA256

    66c8ae290d7cf992faf67b10d1ef8ad91857f3709f459af69b6a11f521a3aeea

    SHA512

    1037d7926aec2831c8b084cc19aa38ce91bc8dcff15af731ce0e7cea79fa7806d4d341a9535c39b0ccb8d6f19bc2badf6d20d3b4ab1c931cd5be6994c4323b9d

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

    Filesize

    466KB

    MD5

    dfe2ff1b257e337c5379e8e9e6503b73

    SHA1

    6a40fc0731e350745c8245997bb8bff591b0b162

    SHA256

    462634b678bebeaafd10478385edcdd655b9fdeb15d9118e9194f7f18b2f784c

    SHA512

    872b1550cc64f2d47edfae4a81e6bf3f8bab0187a27734960c55cefb1a1f08793c11b1c2479b52e8bf2eee6872c85f4941baf3ad432b1aa845e397ff83801912

  • memory/3080-10-0x00000000009D0000-0x0000000000A52000-memory.dmp

    Filesize

    520KB

  • memory/3080-17-0x00000000009D0000-0x0000000000A52000-memory.dmp

    Filesize

    520KB

  • memory/3080-18-0x00000000009D0000-0x0000000000A52000-memory.dmp

    Filesize

    520KB

  • memory/5080-0-0x0000000000840000-0x00000000008C2000-memory.dmp

    Filesize

    520KB

  • memory/5080-14-0x0000000000840000-0x00000000008C2000-memory.dmp

    Filesize

    520KB