urelas | 3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913

General

Target

3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe
Size

61KB
MD5

e82a7ac8448a06dc39c95f7b0bdc7133
SHA1

a876f0f6a95e918b2fd27e020db48a54d2f56963
SHA256

3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913
SHA512

7a90f30cb6e874d1a52bd8839bd0915379ee69a088bd0ee2ed1f90c5041e0b390d21a30993b1fc3ba9288c598c7f9f0a482e80c228524d5d577e2155fba6dbe8
SSDEEP

1536:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd9lF:K0GAqjuVZ6rNO9lF

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

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

Deletes itself 1 IoCs

pid	Process
2088	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2808	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.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	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.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 8 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 2808	1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe	31
PID 1508 wrote to memory of 2808	1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe	31
PID 1508 wrote to memory of 2808	1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe	31
PID 1508 wrote to memory of 2808	1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe	31
PID 1508 wrote to memory of 2088	1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe	32
PID 1508 wrote to memory of 2088	1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe	32
PID 1508 wrote to memory of 2088	1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe	32
PID 1508 wrote to memory of 2088	1508	3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe	32

C:\Users\Admin\AppData\Local\Temp\3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe
"C:\Users\Admin\AppData\Local\Temp\3053c2fcb95b46c78cded6ecb7426fdfeff12f0a86fd21ef48f9151294e18913.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1508
- 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:2808
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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
0daa6f6048285372e29f0096f2cf9dad

SHA1
5bac94ae937bbda39e7a90fbec42a5139bf1671c

SHA256
c73547ae56e032897b29b3fbe14d4dcfa459ceeda83a58e93cd1a79ba262e89e

SHA512
6231a34832acc4750f558f72048880291904c33bb908b232618b2746920e61868ced53d7bfedf3cd7cfa8acc4ca278f06063da5fc8fd0d513acbc49ea84db046

Download Submit
\Users\Admin\AppData\Local\Temp\biudfw.exe

Filesize
61KB

MD5
0f23df0f8048882ff493da1bf391a243

SHA1
0a38df2a581098a46c1afd08df7fee4b0435b8ed

SHA256
a60d04e4c49b6e75e889c2e54adacec5b92be9e26d0b8338faef28de6042730c

SHA512
15d101555b4f1eee3a32b65b8d16dcb78457859e9a2ebc879af24fcf05eeb39f7590b9e62f785d4123aa21893bfa24d27038de071eedfbf9777f789160458358

Download Submit
memory/1508-0-0x0000000000B50000-0x0000000000B85000-memory.dmp

Filesize
212KB

Download
memory/1508-15-0x00000000009A0000-0x00000000009D5000-memory.dmp

Filesize
212KB

Download
memory/1508-19-0x0000000000B50000-0x0000000000B85000-memory.dmp

Filesize
212KB

Download
memory/2808-16-0x0000000000E20000-0x0000000000E55000-memory.dmp

Filesize
212KB

Download
memory/2808-22-0x0000000000E20000-0x0000000000E55000-memory.dmp

Filesize
212KB

Download
memory/2808-24-0x0000000000E20000-0x0000000000E55000-memory.dmp

Filesize
212KB

Download
memory/2808-31-0x0000000000E20000-0x0000000000E55000-memory.dmp

Filesize
212KB

Download

Analysis

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