urelas | d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621e

Analysis

max time kernel
103s
max time network
130s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 20:16

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General

Target

d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe
Size

57KB
MD5

b24a504f5c5f7eac5cc678c2895e0420
SHA1

6ae0e33e036e8faf662b2e47efdb9de72a9d8e0d
SHA256

d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621e
SHA512

4ed71d259c967cf8b16d53260ce60a48187926acd226616661b85c11ecbe025728032193606b0da8635177f5a9439a4ada9ae27bb9672e6dfcd5feaf806fafd3
SSDEEP

1536:MQPzemdaNqAPG17k74qlmbbVgYyvxcd5jnGWqN7kS8T:MOemdTd1o74qlmbbJ+x+Ikx

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe

Executes dropped EXE 1 IoCs

pid	Process
1144	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	d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.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 5116 wrote to memory of 1144	5116	d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe	89
PID 5116 wrote to memory of 1144	5116	d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe	89
PID 5116 wrote to memory of 1144	5116	d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe	89
PID 5116 wrote to memory of 4608	5116	d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe	90
PID 5116 wrote to memory of 4608	5116	d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe	90
PID 5116 wrote to memory of 4608	5116	d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe	90

C:\Users\Admin\AppData\Local\Temp\d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe
"C:\Users\Admin\AppData\Local\Temp\d172e96253442c43692bb502dcffa2aa08d8b7f17180d9b1242222098bda621eN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5116
- 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:1144
- 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:4608

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
57KB

MD5
206989e56c6f2d968ed1266f1c9165ed

SHA1
cbd04bbb6ea6e9f07165b6152dda55a811b88b44

SHA256
d553638bd4f5c4e8c7fdd4a1b06dd5a8c61d3847497aa34bb68895d1480b748c

SHA512
11e0687aae23c4ce776d4722f81fbec33dd2064595438101678ad996abfabe1f830371e2d56612debe4f498a9aee0196a2c94165e6cdb029b7d14aa1b39a4897

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

Filesize
512B

MD5
7cdc8777d33db85bc19aefb64879a7f7

SHA1
f2d494d4dfe93a05eb58513935196e8578648adf

SHA256
9af382db716e39144dda99d3d9afbd5df9b65e6a36af229e715c00539bce6336

SHA512
34b075db80bf3704f76f9dd28eedffe88c9b3b5f730c79c27b9908fe2865847ae925487de2dcc1a8566bd3836d3b770ca3831d0b110312376684a92e42c6b48f

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

Filesize
340B

MD5
fa34f53caa16540d52a79e4a1dd79a92

SHA1
836d310f9fae734739763ff40b76d0f1a5668d9a

SHA256
fb2b4b504256aa80b565c4b15a4e8f97a295109f7ffbc1f8137877eeb9e66cca

SHA512
9bd62363ff81537930e7fefbe481f93ae3a7bec8fa36335f784a25618690e9d43e4c4eee5487ce8b2d56c0e0edf5b52c62640d30eeae2bd975bb88db0cb5ce2c

Download Submit
memory/1144-10-0x0000000000F60000-0x0000000000F86000-memory.dmp

Filesize
152KB

Download
memory/1144-17-0x0000000000F60000-0x0000000000F86000-memory.dmp

Filesize
152KB

Download
memory/1144-19-0x0000000000F60000-0x0000000000F86000-memory.dmp

Filesize
152KB

Download
memory/1144-26-0x0000000000F60000-0x0000000000F86000-memory.dmp

Filesize
152KB

Download
memory/5116-0-0x0000000000020000-0x0000000000046000-memory.dmp

Filesize
152KB

Download
memory/5116-14-0x0000000000020000-0x0000000000046000-memory.dmp

Filesize
152KB

Download