urelas | 797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63

Analysis

max time kernel
94s
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
22-11-2024 08:27

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General

Target

797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe
Size

193KB
MD5

61680c917c1a19dac1b096853c2bcc5a
SHA1

16d8f43406c910483c0a4e1ea5327e0aa34058fc
SHA256

797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63
SHA512

fea54941f01c4391d6c307719f7c84fcead30a33f8ac3cc407d041969cb464ae58d6c86a1c9e5eabaa471f3d6b5fcc52be3b4d162bc63bb5f54d191a90273f07
SSDEEP

3072:gAwixCZ6Sh77R2Gpf606U8v0e7OIgPDFIbbzhPM67fIhA:gExhk7rh7NEOIYWlPM6r6A

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	797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe

Executes dropped EXE 1 IoCs

pid	Process
3500	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	797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.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 4712 wrote to memory of 3500	4712	797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe	85
PID 4712 wrote to memory of 3500	4712	797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe	85
PID 4712 wrote to memory of 3500	4712	797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe	85
PID 4712 wrote to memory of 2164	4712	797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe	86
PID 4712 wrote to memory of 2164	4712	797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe	86
PID 4712 wrote to memory of 2164	4712	797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe	86

C:\Users\Admin\AppData\Local\Temp\797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe
"C:\Users\Admin\AppData\Local\Temp\797863e7e81c2300c16865f8f8d3c62867df75e65a8cb648d862aa7a8b9d4b63.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4712
- 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:3500
- 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:2164

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
193KB

MD5
5c133be1973adcecff29b29f9ec2390b

SHA1
8f3d9ec3bad5414482a7866e0e9bce247270d20f

SHA256
dfa34730cc7c96b7ce41186f763ebc2af1dbe155d9b0350a6891a34ad60f82a0

SHA512
65c26c0b84fd2e6c016c6b66718a4773dcd3496c0cec1a7ef0cb6fe265f7887ad02a29a8fd1ecd002234abc32d068ec98505826d080f0cf1c704f59f225cb4bd

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

Filesize
512B

MD5
2776cde4761cefd1198f4712989957b1

SHA1
c801245a080524e704e8e3da95700e58e9d1ca3c

SHA256
69ca5964abf7f1c054541bcc32f2712d3fa51342913affed5023825e3dca521f

SHA512
bdc242f5c69d10cbfa903bbf20448a9e93213ee303091f1ae9ff8d29c83250168491d9b553841f8ed9b756aef29c499eea3562ff9f94b5619012eb21d5d88c4a

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

Filesize
338B

MD5
1d0611bb97ead3fd92b0bfc8964a0dd4

SHA1
9956bfbaebb5b5d7d0b17cbe376a5e7739efb541

SHA256
3e2ac7efa69ec213edf95b542a7d34dad3c89a01971b08682f57efacec86fe83

SHA512
2cd31f644ecaf25a054aa7c742d6404a88a1c4d8490f4bde27b730924d613cbe5df3b481d320fc10414b1c68e086473dc2f220ef6f55798fd4c0e8f3bf767c7b

Download Submit
memory/3500-12-0x0000000000EA0000-0x0000000000ED4000-memory.dmp

Filesize
208KB

Download
memory/3500-17-0x0000000000EA0000-0x0000000000ED4000-memory.dmp

Filesize
208KB

Download
memory/3500-18-0x0000000000EA0000-0x0000000000ED4000-memory.dmp

Filesize
208KB

Download
memory/4712-0-0x0000000000940000-0x0000000000974000-memory.dmp

Filesize
208KB

Download
memory/4712-14-0x0000000000940000-0x0000000000974000-memory.dmp

Filesize
208KB

Download