urelas | 3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
01-11-2024 02:27

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General

Target

3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe
Size

197KB
MD5

86db93c8e9ae99403ac25ae3920c29d7
SHA1

a622a7c55864c5f5c58cf142569a158235a877ac
SHA256

3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d
SHA512

3612cf620eb765f011a9fc79a381d2727583c0ba7da430a9632033ff60c072d93f2a24add2964c7cab23f6438671511e55e74f56211640f6fc6e4165b5b4a9d2
SSDEEP

3072:HlFv8dvfdEDRmycmX260ps0GAqjuVZ6rNOjdu5k:H/v8trzlOYqjuCNe9

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	3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe

Executes dropped EXE 1 IoCs

pid	Process
1036	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	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 1036	1816	3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe	90
PID 1816 wrote to memory of 1036	1816	3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe	90
PID 1816 wrote to memory of 1036	1816	3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe	90
PID 1816 wrote to memory of 1236	1816	3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe	91
PID 1816 wrote to memory of 1236	1816	3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe	91
PID 1816 wrote to memory of 1236	1816	3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe	91

C:\Users\Admin\AppData\Local\Temp\3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe
"C:\Users\Admin\AppData\Local\Temp\3315e164547f46e82ec184ec5d2be55d11081e5eecb54de5833e673b4651278d.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1816
- 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:1036
- 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:1236

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
197KB

MD5
9e91004ad09d35d9ff4213feaae82d1f

SHA1
d1eeddb69612fd27a5be6a1a943d532566481854

SHA256
856b214addabee66b07c0c2216450118ea88b27990cdf82f4ed6f490733f02e7

SHA512
33cf48b8e1fc1f357d603b1fdd6019a7610f5d46977d3281913e451b9791e7ef9df4e0830cb3532c1060272c5ff297577da2353bdf8267a1a1bbbdd049acfae6

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
7959e5efc211109a7409ebc39cd4040f

SHA1
7f72c078e2204880b8a99fea3c788ae870d4e8e1

SHA256
6ba6032445786d382c96cdd7b0946e8b039118a41edc6044fa59aa7986c035f1

SHA512
3ff24f06004cacd182e3dc69b0270dcc81cfdc32342909f488e5de5112424482b0952656959df4e5056a45579cde2ed50eb317fabffb4bb3717dd698a25354d3

Download Submit
memory/1036-10-0x0000000000E80000-0x0000000000EB7000-memory.dmp

Filesize
220KB

Download
memory/1036-17-0x0000000000E80000-0x0000000000EB7000-memory.dmp

Filesize
220KB

Download
memory/1036-18-0x0000000000E80000-0x0000000000EB7000-memory.dmp

Filesize
220KB

Download
memory/1816-0-0x00000000001C0000-0x00000000001F7000-memory.dmp

Filesize
220KB

Download
memory/1816-14-0x00000000001C0000-0x00000000001F7000-memory.dmp

Filesize
220KB

Download