urelas | 2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f

General

Target

2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe
Size

60KB
MD5

3f979d588b61caf650a831b6a7121277
SHA1

52593a24343bd74093ec3ca8570296d48f64d0b0
SHA256

2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f
SHA512

a4c9acfba4f6583fc4df2c9e39813ec93acf0aacbe3b8f51d869389b431d2d817415f04048b23ee457050a7deccc985b3ebb5f53c50673f489adbfe28f8d1cae
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxP4:nK0GjMeQG3iaQREuVZ6ro29p4YxbKda8

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
2800	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2772	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.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	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.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 432 wrote to memory of 2772	432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe	29
PID 432 wrote to memory of 2772	432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe	29
PID 432 wrote to memory of 2772	432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe	29
PID 432 wrote to memory of 2772	432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe	29
PID 432 wrote to memory of 2800	432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe	30
PID 432 wrote to memory of 2800	432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe	30
PID 432 wrote to memory of 2800	432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe	30
PID 432 wrote to memory of 2800	432	2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe	30

C:\Users\Admin\AppData\Local\Temp\2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe
"C:\Users\Admin\AppData\Local\Temp\2bca31dbe6ea2506dedacf67e85ade3d1f0676b42805168c6aa415ec3d32eb7f.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:432
- 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:2772
- 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:2800

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
c97c27ba49aa43d33ebab0d20f18416e

SHA1
819636f6d2e4b7ccc873fcbc29790d05c88e8846

SHA256
6f2941d5f45ab8a570693800ab7bcbda3ee7f1a3c49346635efd33eb5392afe5

SHA512
8148cbb145df642ee794e714c16e466c5d7d837f26ffea2c9f320d1832d54add88c6c99ba5c8e32101421354c1a974872ea30e5225b8c73cc42f7b0b3a0e6720

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

Filesize
60KB

MD5
68fa553977a091f16455513d1e69a9f3

SHA1
365eed218180f8f1d9a8bb0a2dd03a08f48a7dae

SHA256
295c75f5ee1e72415c0731e3e54fc320dc5beaae6d9855d0c36c54452cd9099e

SHA512
b4bf6de863c00fd95d9040a6f47f3be935ddb1c9cf7b80c506ec8ff5525cc2625028dbf586530b2b4f11688abf8beeef831f5c4aba4cdd513d3a51c97642cb5d

Download Submit
memory/432-0-0x00000000000B0000-0x00000000000E5000-memory.dmp

Filesize
212KB

Download
memory/432-7-0x0000000000470000-0x00000000004A5000-memory.dmp

Filesize
212KB

Download
memory/432-19-0x00000000000B0000-0x00000000000E5000-memory.dmp

Filesize
212KB

Download
memory/2772-11-0x0000000000250000-0x0000000000285000-memory.dmp

Filesize
212KB

Download
memory/2772-22-0x0000000000250000-0x0000000000285000-memory.dmp

Filesize
212KB

Download
memory/2772-24-0x0000000000250000-0x0000000000285000-memory.dmp

Filesize
212KB

Download
memory/2772-30-0x0000000000250000-0x0000000000285000-memory.dmp

Filesize
212KB

Download

Analysis

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