urelas | dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68

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
19-11-2024 01:14

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General

Target

dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe
Size

66KB
MD5

fd542f27e63cefa1e19c82af964d29f8
SHA1

bf4db0dfd51e3ba49406d5b08da935bbf701a457
SHA256

dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68
SHA512

5270df660ff01f6421b2ca7d7ffecef687bc0f4e2c32f65864002f565e44a178fd6cab3bb13b0d16382764d1d51322aea4d36e662dfd3cbc5236399b77f1c7a3
SSDEEP

1536:6bQx5oPsr2vFxDPhAvzgAQzFZ77MzeTmUD0l:6bQRSHpAvzyf7MzeThD0l

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	dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe

Executes dropped EXE 1 IoCs

pid	Process
408	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	dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.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 4328 wrote to memory of 408	4328	dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe	87
PID 4328 wrote to memory of 408	4328	dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe	87
PID 4328 wrote to memory of 408	4328	dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe	87
PID 4328 wrote to memory of 3432	4328	dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe	88
PID 4328 wrote to memory of 3432	4328	dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe	88
PID 4328 wrote to memory of 3432	4328	dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe	88

C:\Users\Admin\AppData\Local\Temp\dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe
"C:\Users\Admin\AppData\Local\Temp\dd9d798378ebf628908c73cfc8294f7c6442fdb9fcf95e19fd0cc155668d9d68.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4328
- 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:408
- 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:3432

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
66KB

MD5
7f6b022f878c655ee286d8e0cd1cb367

SHA1
09daabcee0e6ba21be72ef3ca47f2c25f01850ee

SHA256
6e07e62e43d9c1b91fc50383b7406c1cb4595b6ef8e8e6e812195feddfc6d522

SHA512
9f75f7693160d88230b06b7d00ff6e29d3858f90690205f1c991ebafad18c16580c2a7c47ab217b6c2785ba6dfae33ce81f81889e6a35abb8a2c112a488158bd

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

Filesize
512B

MD5
efd90b3ac908d5482af367de3a82184a

SHA1
de9f01d2ed0247b7b347e55c5a09721a60147fb9

SHA256
44f3db1bb73bb207a88008ae28d0399f888b5714ccccb2056f4148b4455e693d

SHA512
6e3355f895af1d81887d5750033c5a139e4a0e1c2c928aeef1fd37f9c191e754b1f524d252c229ea5e744dbef4dd0a8240d9d3443651d42de198e82a197afb02

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

Filesize
338B

MD5
6530ae2f9fc734987c714c2715ee4fbd

SHA1
c634d81a5217641cf500d57c60425f3634344ff8

SHA256
eebb381b3d4baa3c58341dcc55af8b8d88a315f6bbb29040f4e00f8365a42761

SHA512
f19acdea465a59501e44b8e690e8022a06230191a21f52126f1271307617875e322f740259c726c05a93f73553722ca32b85ad8fcfff790c8bc57f0cae6e9974

Download Submit
memory/408-12-0x0000000000C00000-0x0000000000C25000-memory.dmp

Filesize
148KB

Download
memory/408-21-0x0000000000C00000-0x0000000000C25000-memory.dmp

Filesize
148KB

Download
memory/408-23-0x0000000000C00000-0x0000000000C25000-memory.dmp

Filesize
148KB

Download
memory/408-30-0x0000000000C00000-0x0000000000C25000-memory.dmp

Filesize
148KB

Download
memory/4328-0-0x0000000000D20000-0x0000000000D45000-memory.dmp

Filesize
148KB

Download
memory/4328-18-0x0000000000D20000-0x0000000000D45000-memory.dmp

Filesize
148KB

Download