urelas | 5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451f

General

Target

5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe
Size

186KB
MD5

e911dbcfb35e484339e586daf7f7c5c0
SHA1

4562addd7d2964b582a2b9157eee93033feaf309
SHA256

5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451f
SHA512

7f43278aa5d59e180d75095233b2d130691d91dda3741809488bd65adb2822de8d7e72eadb5b8d3f4d3f3433df5347c5f5e5e047a14f8c0ae3746e90bd505fd7
SSDEEP

3072:1tpCP+/oGvWSldHy64T9fQmZ+luXwy2f9LDhDAl:Tp+IrvNyhhh4yfWvO

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
2796	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2400	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.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	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.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 2368 wrote to memory of 2400	2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe	31
PID 2368 wrote to memory of 2400	2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe	31
PID 2368 wrote to memory of 2400	2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe	31
PID 2368 wrote to memory of 2400	2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe	31
PID 2368 wrote to memory of 2796	2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe	32
PID 2368 wrote to memory of 2796	2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe	32
PID 2368 wrote to memory of 2796	2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe	32
PID 2368 wrote to memory of 2796	2368	5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe	32

C:\Users\Admin\AppData\Local\Temp\5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe
"C:\Users\Admin\AppData\Local\Temp\5cc319ed0cb07c04e03b113af0a6570dba3b8d3b4afae49649838c85b804451fN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2368
- 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:2400
- 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:2796

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\biudfw.exe

Filesize
186KB

MD5
86624d389ebb70b9d211a019c0921089

SHA1
efa44404c04787ab987f0df0e3cbbee11df5a908

SHA256
57e098c400ec96cead48b257c4840097a5ed7bebc95bc9a4d237bb27555f20dc

SHA512
57f71678af709dac0dbf223899158d0bc1c08334a94d1e0da6f1ef3cd82c0bc47c980e04b00a9e33966b12e4f18dcdcbe9d704d505d689d96fb75b6ed832b5f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

Filesize
512B

MD5
26625b4ca7658f7ba4dc7d982782323c

SHA1
574aa314998c39e683675ccf457b0305341a4aaf

SHA256
c494e0ffeee72023dac244366c08072f677ba328ba805f9e480abc2824e99283

SHA512
5a9af4c6be10240dec0d33b37bc6f6836f1db5d0a2a9dd158d63848a8a97dad68e2d9217aca2b2d1cf122d9534aba0d23b247f6686c4ff934bd7035a927d9b9d

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

Filesize
340B

MD5
4b24a57df48cf87023b18a7ca8b1e8d8

SHA1
5e461b738670613af2ad336882446440b5d15561

SHA256
4a4eb1b0c3eaa33b82c69531191315147d258002ceaab5ff1b66bafe64bdf82b

SHA512
5408be0e97d76428f82779a1e56cf51cd688c4fc231263d3a8e44e9ef58aed12d79bfa52dbeb1fc57e2c3979c79a392a48a608c2f53d97c7ea0408019a1a2268

Download Submit
memory/2368-0-0x0000000000E50000-0x0000000000E82000-memory.dmp

Filesize
200KB

Download
memory/2368-9-0x0000000000490000-0x00000000004C2000-memory.dmp

Filesize
200KB

Download
memory/2368-18-0x0000000000E50000-0x0000000000E82000-memory.dmp

Filesize
200KB

Download
memory/2400-10-0x00000000003A0000-0x00000000003D2000-memory.dmp

Filesize
200KB

Download
memory/2400-21-0x00000000003A0000-0x00000000003D2000-memory.dmp

Filesize
200KB

Download
memory/2400-22-0x00000000003A0000-0x00000000003D2000-memory.dmp

Filesize
200KB

Download

Analysis

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