urelas | 4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284

Analysis

max time kernel
95s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/11/2024, 05:09

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General

Target

4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe
Size

60KB
MD5

d846322be4729848ee9dbf28ef5299db
SHA1

4760c092f090bed8e5d3157923f84c008ff0c033
SHA256

4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284
SHA512

c81da35318da19154ba73b4e43b9ed4bc908786df7a68f760d390f9cf8cd676f0f0d72100e529c515c6fa1cab77f9458e1977419d11a564e3058e160a6f35004
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxP9:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdaB

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

218.54.47.76

218.54.47.77

218.54.47.74

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
urelas

Checks computer location settings 2 TTPs 1 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe

Executes dropped EXE 1 IoCs

pid	Process
2188	biudfw.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 780 wrote to memory of 2188	780	4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe	84
PID 780 wrote to memory of 2188	780	4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe	84
PID 780 wrote to memory of 2188	780	4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe	84
PID 780 wrote to memory of 2756	780	4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe	85
PID 780 wrote to memory of 2756	780	4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe	85
PID 780 wrote to memory of 2756	780	4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe	85

C:\Users\Admin\AppData\Local\Temp\4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe
"C:\Users\Admin\AppData\Local\Temp\4089e8cb86665774740bf6e4f8242de907444e659d14d0a28e75aebe44062284.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:780
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2188
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\biudfw.exe

Filesize
60KB

MD5
7527262c2a15c861b80b16029342401e

SHA1
ef258d718835510581415425a9b922043a630e5d

SHA256
b7ea094872a1d73bf61e90ade470911fdddd29189e0429e64b560b14773f160f

SHA512
d6afad4e0cb6a4ed6c7ea2d450938fb7f9573e406c17ea0f909e38e044670b130884719a9a4bd38762030e8f16fbfb0b0eb7023cc37563be3da23cf313f75b4c

Download Submit
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

Filesize
512B

MD5
55e10a9af74d3f3fa5ae3cb7ff5ad9d4

SHA1
449221fd8d7196a54de2bd583625d8d1b64db56a

SHA256
a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1

SHA512
4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a

Download Submit
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat

Filesize
338B

MD5
36deaed6e1490e0cf1bbd1198dee5199

SHA1
36db43dcf5ddf7eadef6fa5e8b837b02a2a69dd3

SHA256
61da9d604029402c484103525e5269a1984ac0dc543d04c3697a4ee3039b55bf

SHA512
429a655160f729fbafa8e15852e72a973ed87de4337d2e2887deffb8af5ccd43b6529998db52926fc9cf144fdd713315e29f4123d7c2087d011512159ae5a21d

Download Submit
memory/780-0-0x0000000000D70000-0x0000000000DA5000-memory.dmp

Filesize
212KB

Download
memory/780-15-0x0000000000D70000-0x0000000000DA5000-memory.dmp

Filesize
212KB

Download
memory/2188-10-0x0000000000940000-0x0000000000975000-memory.dmp

Filesize
212KB

Download
memory/2188-18-0x0000000000940000-0x0000000000975000-memory.dmp

Filesize
212KB

Download
memory/2188-20-0x0000000000940000-0x0000000000975000-memory.dmp

Filesize
212KB

Download
memory/2188-27-0x0000000000940000-0x0000000000975000-memory.dmp

Filesize
212KB

Download