urelas | 650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497

Analysis

max time kernel
90s
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
20-01-2025 18:27

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General

Target

650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe
Size

60KB
MD5

fdd82983a1b60e09530daf47f559f998
SHA1

20f5446cea2250eb02871f128419fb83f2c96917
SHA256

650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497
SHA512

0b926ee3ecdda0bc02e05fe2369b5bd087a4ef0f87f04f195dc93ca88f784750e0b6a81eb2bf97a391a92ba1d805968750fc449d81811d400baf9133fd1a900e
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPu:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd99

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	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe

Executes dropped EXE 1 IoCs

pid	Process
4224	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	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.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 1096 wrote to memory of 4224	1096	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	84
PID 1096 wrote to memory of 4224	1096	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	84
PID 1096 wrote to memory of 4224	1096	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	84
PID 1096 wrote to memory of 944	1096	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	85
PID 1096 wrote to memory of 944	1096	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	85
PID 1096 wrote to memory of 944	1096	650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe	85

C:\Users\Admin\AppData\Local\Temp\650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe
"C:\Users\Admin\AppData\Local\Temp\650979d288ef7b78cdfb35d686289d59b51b8d0f9bb23c9780bf16b1d1ab0497.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1096
- 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:4224
- 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:944

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
213185950554d2172514664b9b89d4b2

SHA1
df05fef37f3acd5487f372667cf4793d9b660b6a

SHA256
b06fdcaa9f75086f602e5fdf864b9379c6dd472d47d0c5705854edd9d8d0c5b0

SHA512
9f679ffc0807e32c95e058b5cf7e91f6e4c104d40cfa0c1deea96c7e34330e5b4e357dadd9e425e2fd3847aebd39d99d2efc141b927b9afa71f700aa8d4b9bc3

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
a61dd2c5539bdbb134e820cffd9ab129

SHA1
2fe6ad48a0c9dd80ff7854d78de20be38e0fc163

SHA256
6a8ce5dfe89063a0d0e8d092196e2e06dc86cfae2808aec71f66496bd749f6ef

SHA512
71b23f21d22369885fc75e983b51eb2c942bd8f66722e7152e4f5c34d355a1d785ff84bb4e42f674eaf6f4e58e64f2aac73d025ead8a3d712930fe96c7586499

Download Submit
memory/1096-0-0x0000000000EC0000-0x0000000000EF5000-memory.dmp

Filesize
212KB

Download
memory/1096-14-0x0000000000EC0000-0x0000000000EF5000-memory.dmp

Filesize
212KB

Download
memory/4224-12-0x0000000000A10000-0x0000000000A45000-memory.dmp

Filesize
212KB

Download
memory/4224-17-0x0000000000A10000-0x0000000000A45000-memory.dmp

Filesize
212KB

Download
memory/4224-19-0x0000000000A10000-0x0000000000A45000-memory.dmp

Filesize
212KB

Download
memory/4224-26-0x0000000000A10000-0x0000000000A45000-memory.dmp

Filesize
212KB

Download