urelas | 63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4

General

Target

63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe
Size

273KB
MD5

344326795dd73f0f995dd321b9ab2d20
SHA1

bfb74c315b6d44aab02dd48aa77915c19ab72c2d
SHA256

63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4
SHA512

e835c19f3e78eff13ef71b40a7946e3116eca73f3396d5fd286930e25afe4deccc2553098a21c724c5fe12ccf0edb47cc0ee03845829a5a383b39908bf9bacfa
SSDEEP

3072:pp56zRJ83+OJ7NoGvdwWy6k04yW/KME0jj0Q:pOzRWu27dlOd5W0b

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
2448	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1624	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.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	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.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 2156 wrote to memory of 1624	2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe	30
PID 2156 wrote to memory of 1624	2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe	30
PID 2156 wrote to memory of 1624	2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe	30
PID 2156 wrote to memory of 1624	2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe	30
PID 2156 wrote to memory of 2448	2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe	31
PID 2156 wrote to memory of 2448	2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe	31
PID 2156 wrote to memory of 2448	2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe	31
PID 2156 wrote to memory of 2448	2156	63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe	31

C:\Users\Admin\AppData\Local\Temp\63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe
"C:\Users\Admin\AppData\Local\Temp\63e0e7df039a1ffd7dba4a85c79c4b3c9ec0b80abe02f35f3eb0ce75d6fc0ba4N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2156
- 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:1624
- 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:2448

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
ac5e84ed8031d66a9fcd5e472ba8091b

SHA1
06303add604104d6abbb69458f89773c066b470c

SHA256
3a3cfa6f4786dab0ac8bc76204948f32a3a2cbd094922f87c251ec80d22baae5

SHA512
7bf829102a70a1304dae435b8ae3c9ef9a925af7e995fe381d80730f4f702e1fd2a0a1b6a3a4b4667925f5bb95c897166a8fc0f52d3171d9cdba0bf09b53f152

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

Filesize
340B

MD5
dbf7579c20ee69d6824dadfabfd86c4b

SHA1
8c3f92039a993ff8c25f18676df2a96661ea8ff6

SHA256
a64777ff45ec1a78e6980df660f3f6ec621dd3eb7b5bd9170452be1a47b2c968

SHA512
3af26a982e8e043c47fa4f11818ffb2cf8499c4c3c4e6048d6cdfcc9971f7398153793447dd925133865555131a2f4c49ad982001f97bf392f6edb00662288cb

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

Filesize
273KB

MD5
0936ef7f175f637268ffdf509e819d5c

SHA1
e71ef8851b5eafdc3cca9b122efbe770332fb201

SHA256
d4ed19673c3db5a0971406cf00f9b7494b6e5ed8bf722e7ad5de80cf030c6e6e

SHA512
6c6fb9cde9a93ba0c043e752c12bc95dadbadf96cee4d943aa2c5ad0182610817361fe65c7da7bac384e26edb144ba1b693511c3459bf5cdca0dac413487b7fc

Download Submit
memory/1624-10-0x0000000000820000-0x0000000000866000-memory.dmp

Filesize
280KB

Download
memory/1624-21-0x0000000000820000-0x0000000000866000-memory.dmp

Filesize
280KB

Download
memory/1624-22-0x0000000000820000-0x0000000000866000-memory.dmp

Filesize
280KB

Download
memory/2156-0-0x0000000000220000-0x0000000000266000-memory.dmp

Filesize
280KB

Download
memory/2156-8-0x0000000000A70000-0x0000000000AB6000-memory.dmp

Filesize
280KB

Download
memory/2156-18-0x0000000000220000-0x0000000000266000-memory.dmp

Filesize
280KB

Download

Analysis

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