urelas | d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f

Analysis

max time kernel
93s
max time network
94s
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 00:40

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General

Target

d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe
Size

60KB
MD5

fe9dceca82e5ee4555d6223e1ab9d9bd
SHA1

b6a3a81e3349fd3d47650e688e602a2cc2aa9824
SHA256

d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f
SHA512

43ab171820b5de934f1ced6f0170c38ea9b00dacb744820bffbba8552f0b5ee62a9122735fbb1b04258b39b3e4ce21239581fdc1e9ccd971e5f915860f92be72
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPx:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd9y

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe

Executes dropped EXE 1 IoCs

pid	Process
4260	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	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.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 1672 wrote to memory of 4260	1672	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	85
PID 1672 wrote to memory of 4260	1672	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	85
PID 1672 wrote to memory of 4260	1672	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	85
PID 1672 wrote to memory of 8	1672	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	86
PID 1672 wrote to memory of 8	1672	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	86
PID 1672 wrote to memory of 8	1672	d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe	86

C:\Users\Admin\AppData\Local\Temp\d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe
"C:\Users\Admin\AppData\Local\Temp\d17502d1e449050c45b3ab633928c6d8d1ba06807672e2db2b992d635800082f.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1672
- 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:4260
- 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:8

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
3f0af243774ed19f53990e30e2906443

SHA1
824249a8d9de72354f24a5b08980706d9cfede34

SHA256
f304a137e721a6f181dbd6efb404bd66e05fea448048268b1a37b37929647e69

SHA512
71c8c426fc6cc2ef951eec1b0691eb0665052df2a3ed3358f47117f90f433527203eed015282dd01c56811d07fbbafa97cc1cb89edb5b21bd8065807bf850a4b

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
20e4ec4eb3a66b042513f21171e9a36e

SHA1
f944243809a85c6282d4e68969254fd38d9dc5ab

SHA256
da385b73d45d56da061f9d109aa83ec5b60778654a54f551b5a940a765b5b80c

SHA512
5fb9c43c99d01041e02fca69ba903bb99bf4d724959b823ddc132a79a036ba8edbff345bdcc9a7eeca385703ed58b6f606c1bcca12cc26a51f35824bd7202ff9

Download Submit
memory/1672-0-0x0000000000E90000-0x0000000000EC5000-memory.dmp

Filesize
212KB

Download
memory/1672-15-0x0000000000E90000-0x0000000000EC5000-memory.dmp

Filesize
212KB

Download
memory/4260-10-0x0000000000930000-0x0000000000965000-memory.dmp

Filesize
212KB

Download
memory/4260-18-0x0000000000930000-0x0000000000965000-memory.dmp

Filesize
212KB

Download
memory/4260-20-0x0000000000930000-0x0000000000965000-memory.dmp

Filesize
212KB

Download
memory/4260-27-0x0000000000930000-0x0000000000965000-memory.dmp

Filesize
212KB

Download