urelas | 3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc

General

Target

3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe
Size

169KB
MD5

a48ec8742c239425eb97f1976946de02
SHA1

e8b55b254d54e5a602b389f3cd13cacd20dc3f52
SHA256

3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc
SHA512

2737187742a75f8382cfc09055474faba9d3652f306791d8fd04d6920b8a745f62a5c29759c711a68eb91ea301057ec5d74767b1780ec521a53b8eef7585a9f7
SSDEEP

3072:yp56zRJ83+OJ7NoGvdwWy6k04yW/KR0Yx4BXP1:yOzRWu27dlOd5/YWV9

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
2884	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2456	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.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	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.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 2208 wrote to memory of 2456	2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe	30
PID 2208 wrote to memory of 2456	2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe	30
PID 2208 wrote to memory of 2456	2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe	30
PID 2208 wrote to memory of 2456	2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe	30
PID 2208 wrote to memory of 2884	2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe	31
PID 2208 wrote to memory of 2884	2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe	31
PID 2208 wrote to memory of 2884	2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe	31
PID 2208 wrote to memory of 2884	2208	3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe	31

C:\Users\Admin\AppData\Local\Temp\3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe
"C:\Users\Admin\AppData\Local\Temp\3b23e01ccddcce6ea19bbfd03a139ff40971d0fbae1838a810fc974067618bfc.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2208
- 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:2456
- 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:2884

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

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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
338B

MD5
4a07adf202e5d7e360ca60d39a584aed

SHA1
2c9e9076627cae02074cff57495cb2ee1243a581

SHA256
4888cc3f32ccbc16dfb9825a0460a26abfb20e39ec7eb92a86934558d70ed38f

SHA512
f46234b7cfbde062104d7eb42524191a901b9c98274753e5bf61fa9737590402d0b23a6d325fd4d88a70b8983b379b17e6c1c7f16039a3a404835901138385e7

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

Filesize
169KB

MD5
fe14fc17875de87dfe022eb96ae088e5

SHA1
706172e9fcf6d3b5c62a7a74317b3790f6b24052

SHA256
70de46778ea3f2a5fce9bd8b45525a2948590556077b1103018aea26b87301c8

SHA512
de14155c9c1e9a96433725ea2bd077c57650ad9d0f31f8ce45db208b5dd45ca19122bb9bc3d44f855a471cb6bb52702aa5386d5bf33595e504f2786bf95e34b9

Download Submit
memory/2208-0-0x0000000001350000-0x000000000137B000-memory.dmp

Filesize
172KB

Download
memory/2208-8-0x0000000000970000-0x000000000099B000-memory.dmp

Filesize
172KB

Download
memory/2208-18-0x0000000001350000-0x000000000137B000-memory.dmp

Filesize
172KB

Download
memory/2456-17-0x0000000000D40000-0x0000000000D6B000-memory.dmp

Filesize
172KB

Download
memory/2456-21-0x0000000000D40000-0x0000000000D6B000-memory.dmp

Filesize
172KB

Download
memory/2456-22-0x0000000000D40000-0x0000000000D6B000-memory.dmp

Filesize
172KB

Download

Analysis

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