urelas | 4221a10ee79d1507ee5152a9eddad6430f7de57e9746e85a93f89cbea91ac36f

General

Target

NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe
Size

289KB
MD5

00e88e3ce274240256760a7ac9ebe8b0
SHA1

4ec2b317a7e5eedd1ca6b7b99db52ed4863bd65a
SHA256

4221a10ee79d1507ee5152a9eddad6430f7de57e9746e85a93f89cbea91ac36f
SHA512

29f24ad9d2798218f6f861426a74d03ecdd60050d7df971916dfae9d0f86529c71b4ce8346dbce8aa584de1f4bcb0e17fecdc1430e34f1b53d444c98be745307
SSDEEP

6144:vgE7TPeAJSCvJmquWT52nhojpJj+mKuGoS7zvR:vRPeaJmXWF2nhwph+mYoSJ

Score

10^/10

urelas trojan upx

Malware Config

Extracted

Family

urelas

C2

1.234.83.146

133.242.129.155

218.54.31.226

218.54.30.235

218.54.31.165

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1114462139-3090196418-29517368-1000\Control Panel\International\Geo\Nation	NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe

Executes dropped EXE 1 IoCs

pid	Process
5100	nudoh.exe

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1828-0-0x0000000000400000-0x0000000000475000-memory.dmp	upx
behavioral2/memory/1828-3-0x0000000000400000-0x0000000000475000-memory.dmp	upx
behavioral2/files/0x0007000000022df1-8.dat	upx
behavioral2/files/0x0007000000022df1-10.dat	upx
behavioral2/memory/5100-13-0x0000000000400000-0x0000000000475000-memory.dmp	upx
behavioral2/files/0x0007000000022df1-12.dat	upx
behavioral2/memory/1828-16-0x0000000000400000-0x0000000000475000-memory.dmp	upx
behavioral2/memory/5100-19-0x0000000000400000-0x0000000000475000-memory.dmp	upx
behavioral2/memory/5100-20-0x0000000000400000-0x0000000000475000-memory.dmp	upx
behavioral2/memory/5100-22-0x0000000000400000-0x0000000000475000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1828 wrote to memory of 5100	1828	NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe	86
PID 1828 wrote to memory of 5100	1828	NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe	86
PID 1828 wrote to memory of 5100	1828	NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe	86
PID 1828 wrote to memory of 3424	1828	NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe	87
PID 1828 wrote to memory of 3424	1828	NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe	87
PID 1828 wrote to memory of 3424	1828	NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe	87

C:\Users\Admin\AppData\Local\Temp\NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.00e88e3ce274240256760a7ac9ebe8b0.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Users\Admin\AppData\Local\Temp\nudoh.exe
  "C:\Users\Admin\AppData\Local\Temp\nudoh.exe"
  2⤵
  - Executes dropped EXE
  PID:5100
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  PID:3424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_uinsey.bat

Filesize
286B

MD5
285e1d4e6454338bc6ad551e71f7bfee

SHA1
506df8f9b62905f09fd4cba441ee3951d286558b

SHA256
ada7a454584f8da873f52da47b48d07d1aa5c82640783f844802c9eee5047987

SHA512
e27386f5de510409df46c2daa7cc79f984a63fed3292979e745c26fd9b1055f8c4eda66b3d070103a942124b06dc3170f237ebe2eac22936477eb14da825ce5e

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

Filesize
512B

MD5
532708613e7d8c34dde8d934a919e44b

SHA1
b4c0e4f5949e3ff448bb187462abfa9074c92dd5

SHA256
5c3e7c53fa7f08d99bc7afc4de08da75ca9d5577f48f74bb7f6d7fc163a7596f

SHA512
bd14f06082795fd1a6a11f24654bd907c83371d1ef5a57ee3ca4a3ee99b44c18fb494e7d04a0b6eb198f5c8d9842e96c38e0c694bd49ce77453324a90b957a48

Download Submit
C:\Users\Admin\AppData\Local\Temp\nudoh.exe

Filesize
289KB

MD5
2680f8f8987c5108220e4774028a35ab

SHA1
001cd1291b75bbb804634bbab3c03bf8c907aa6d

SHA256
7bd541ee325fbbd1c06270c6e233bcc36cfe3d03c2cf2dab8bc16ba631247ae9

SHA512
202f6c18e1b2600e4accbf02af65020fdc7c17f924242772229c62316997d82cafcc5d8c42f55b7b3a64bbf019b6d1cd9c5222d0f8153b222c1c94eb8ca6a341

Download Submit
C:\Users\Admin\AppData\Local\Temp\nudoh.exe

Filesize
289KB

MD5
2680f8f8987c5108220e4774028a35ab

SHA1
001cd1291b75bbb804634bbab3c03bf8c907aa6d

SHA256
7bd541ee325fbbd1c06270c6e233bcc36cfe3d03c2cf2dab8bc16ba631247ae9

SHA512
202f6c18e1b2600e4accbf02af65020fdc7c17f924242772229c62316997d82cafcc5d8c42f55b7b3a64bbf019b6d1cd9c5222d0f8153b222c1c94eb8ca6a341

Download Submit
C:\Users\Admin\AppData\Local\Temp\nudoh.exe

Filesize
289KB

MD5
2680f8f8987c5108220e4774028a35ab

SHA1
001cd1291b75bbb804634bbab3c03bf8c907aa6d

SHA256
7bd541ee325fbbd1c06270c6e233bcc36cfe3d03c2cf2dab8bc16ba631247ae9

SHA512
202f6c18e1b2600e4accbf02af65020fdc7c17f924242772229c62316997d82cafcc5d8c42f55b7b3a64bbf019b6d1cd9c5222d0f8153b222c1c94eb8ca6a341

Download Submit
memory/1828-0-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/1828-3-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/1828-16-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/5100-13-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/5100-19-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/5100-20-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download
memory/5100-22-0x0000000000400000-0x0000000000475000-memory.dmp

Filesize
468KB

Download

Analysis

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