urelas | e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6

General

Target

e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe
Size

57KB
MD5

cf2a4f2bb279bfa058c9959eef7ca996
SHA1

1145a2db59d3060bf39dbd84e12df8b8598d719e
SHA256

e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6
SHA512

4ea339c36ac8a2187f75fac6452cc2e9d78d8870bc3ffa49d23880c387144c3470478dd03d777beb22c5e10c1e678c3d8bb650841d9db3f4445f13a5437091d2
SSDEEP

1536:MQPzemdaNqAPG17k74qlmbbVgYyvxcd5jnGWqN7kS8R:MOemdTd1o74qlmbbJ+x+Ik3

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
2820	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2284	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.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	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.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 2592 wrote to memory of 2284	2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe	31
PID 2592 wrote to memory of 2284	2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe	31
PID 2592 wrote to memory of 2284	2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe	31
PID 2592 wrote to memory of 2284	2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe	31
PID 2592 wrote to memory of 2820	2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe	32
PID 2592 wrote to memory of 2820	2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe	32
PID 2592 wrote to memory of 2820	2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe	32
PID 2592 wrote to memory of 2820	2592	e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe	32

C:\Users\Admin\AppData\Local\Temp\e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe
"C:\Users\Admin\AppData\Local\Temp\e350b0c0ecd551ae9874ab5ad3d9453e334e7ff9f5c1d5ac6b7691cdf49846a6.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2592
- 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:2284
- 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:2820

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
7cdc8777d33db85bc19aefb64879a7f7

SHA1
f2d494d4dfe93a05eb58513935196e8578648adf

SHA256
9af382db716e39144dda99d3d9afbd5df9b65e6a36af229e715c00539bce6336

SHA512
34b075db80bf3704f76f9dd28eedffe88c9b3b5f730c79c27b9908fe2865847ae925487de2dcc1a8566bd3836d3b770ca3831d0b110312376684a92e42c6b48f

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

Filesize
338B

MD5
df455c08bdb279100af6cdeece1363a3

SHA1
d6d0286244d66e4b7cff4a6ee17b509cfdebdceb

SHA256
256ce19d65267e281c253526e8ca40b6f769b8b8f97c1cd9abb7b44c955d5930

SHA512
6a3404601d87777dfb453e29682d8877e8a8cbbc591f19cd03a7118120e72ded34d388b992c03e6dfde1d0fc28f9bc7ffc752bd38c7dfe8b8c1bbc93adcea2b2

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

Filesize
57KB

MD5
934de60ff9493ef87893f54231a6421e

SHA1
5933e77e1ec2ab424f0e21ca256cdae997d1abcf

SHA256
c5949b7ed7e9879353a1ac37fc4abfdbd3f228ace1d1505301b341d4ce47c342

SHA512
408a9fe9a754573f16ee9f9f4f1a55610bafd6a29e6ac2b1c2c6dcd93a854ad4ee796e9c441dfa895f42aa1c415c7dfac43889ace2ee0cb1c045637c9d8852af

Download Submit
memory/2284-16-0x0000000000250000-0x0000000000276000-memory.dmp

Filesize
152KB

Download
memory/2284-21-0x0000000000250000-0x0000000000276000-memory.dmp

Filesize
152KB

Download
memory/2284-23-0x0000000000250000-0x0000000000276000-memory.dmp

Filesize
152KB

Download
memory/2284-30-0x0000000000250000-0x0000000000276000-memory.dmp

Filesize
152KB

Download
memory/2592-0-0x00000000012D0000-0x00000000012F6000-memory.dmp

Filesize
152KB

Download
memory/2592-5-0x0000000000AD0000-0x0000000000AF6000-memory.dmp

Filesize
152KB

Download
memory/2592-18-0x00000000012D0000-0x00000000012F6000-memory.dmp

Filesize
152KB

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Analysis

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