urelas | c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30

General

Target

c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe
Size

475KB
MD5

500a01c76e42e2772ec258609109c4c0
SHA1

13488794a902f65780dbf320cedbd44050425685
SHA256

c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30
SHA512

6f48c34d604e140ccb1e2aba16771f2d40dc02e6bda7a1adf11c50600a589a27ef94cfe539ba7a2bd4bb4ec12c759ad584261979a7c8e77f4e124dad4b419261
SSDEEP

12288:93CtSokfFGUMKwlTIU/b37dJ75WEe+eKTxB6mZD:9x9GzHlTv/b35tecFB6Y

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

121.88.5.183

121.88.5.184

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas

Deletes itself 1 IoCs

pid	Process
2340	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2544	sander.exe

Loads dropped DLL 1 IoCs

pid	Process
1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.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	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sander.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 2544	1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe	30
PID 1800 wrote to memory of 2544	1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe	30
PID 1800 wrote to memory of 2544	1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe	30
PID 1800 wrote to memory of 2544	1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe	30
PID 1800 wrote to memory of 2340	1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe	31
PID 1800 wrote to memory of 2340	1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe	31
PID 1800 wrote to memory of 2340	1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe	31
PID 1800 wrote to memory of 2340	1800	c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe	31

C:\Users\Admin\AppData\Local\Temp\c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe
"C:\Users\Admin\AppData\Local\Temp\c58f0c7b9a428038d20f5819839bf551144185868cf77ac5a9bb024bd7d61a30N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Users\Admin\AppData\Local\Temp\sander.exe
  "C:\Users\Admin\AppData\Local\Temp\sander.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2544
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\_sannuyex.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2340

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\_sannuyex.bat

Filesize
343B

MD5
d2642ab664ff50eaa0c5ea3d1835ddc6

SHA1
ddcdc6701e61a02ccae099385ff45ae089867d8f

SHA256
c72e4cf033c0b826df061117495a30896580a239698da1a7f3aecfba760f5026

SHA512
ffb34d62e3173240ce78701ca3491be6e77c2144fea39400a97426cd21236d0b6a76c494e672eb7424509009eaa862d32500fa638bb48635ace13f8b9991144e

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

Filesize
512B

MD5
145cec05d8d704ff7aa3d812b1aff628

SHA1
097ae09965ed3804359803708b8af87b5b90fcbb

SHA256
66c8ae290d7cf992faf67b10d1ef8ad91857f3709f459af69b6a11f521a3aeea

SHA512
1037d7926aec2831c8b084cc19aa38ce91bc8dcff15af731ce0e7cea79fa7806d4d341a9535c39b0ccb8d6f19bc2badf6d20d3b4ab1c931cd5be6994c4323b9d

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

Filesize
476KB

MD5
2d7bbd6a0da0786b54153a915d079041

SHA1
29d2b7fdd7c70af22bb9d022c8a79b15de589518

SHA256
b84941c570285459d2567fa1ba7b7f063ac93eed9ab7f9803737369b07c7ad00

SHA512
fc6cccf78bf584454256fd33186ad727e12e370ca37bd95bd20a0e9b7ca171c884bf9ffa2e3193c4c66f706131d90b01b2aab9d84278200f270dd5dd66bf173a

Download Submit
memory/1800-1-0x00000000012B0000-0x0000000001332000-memory.dmp

Filesize
520KB

Download
memory/1800-0-0x00000000012B0000-0x0000000001332000-memory.dmp

Filesize
520KB

Download
memory/1800-10-0x00000000011B0000-0x0000000001232000-memory.dmp

Filesize
520KB

Download
memory/1800-20-0x00000000012B0000-0x0000000001332000-memory.dmp

Filesize
520KB

Download
memory/2544-11-0x0000000001010000-0x0000000001092000-memory.dmp

Filesize
520KB

Download
memory/2544-12-0x0000000001010000-0x0000000001092000-memory.dmp

Filesize
520KB

Download
memory/2544-23-0x0000000001010000-0x0000000001092000-memory.dmp

Filesize
520KB

Download
memory/2544-24-0x0000000001010000-0x0000000001092000-memory.dmp

Filesize
520KB

Download

Analysis

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