urelas | 83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e

Analysis

max time kernel
94s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-11-2024 09:15

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General

Target

83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe
Size

51KB
MD5

5a8ebbdc35e6a3caecfa66340826e192
SHA1

0969613872152b004fe0bcb876ac384782ce8f4f
SHA256

83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e
SHA512

0a5ed23df12d2763119c08fdf7f50882369f33f96fcdab6f66b728a262e307f212f370b8208fc048feaa4e6cbfc905335e6dd9ad8a637acad43709024e78092c
SSDEEP

1536:h+Ds6ClDXuqweo/0khAUnJDgabGsVy6umfFlPhP4:KsdXfBo/DBJBGzkP5P4

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

121.88.5.183

218.54.28.139

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe

Executes dropped EXE 1 IoCs

pid	Process
1720	shoste.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shoste.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2088 wrote to memory of 1720	2088	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	88
PID 2088 wrote to memory of 1720	2088	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	88
PID 2088 wrote to memory of 1720	2088	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	88
PID 2088 wrote to memory of 1360	2088	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	89
PID 2088 wrote to memory of 1360	2088	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	89
PID 2088 wrote to memory of 1360	2088	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	89

C:\Users\Admin\AppData\Local\Temp\83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe
"C:\Users\Admin\AppData\Local\Temp\83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2088
- C:\Users\Admin\AppData\Local\Temp\shoste.exe
  "C:\Users\Admin\AppData\Local\Temp\shoste.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1720
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

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
f51c1462254f3bb8aa00201af0b0a030

SHA1
60d3c892bb5c4f654c318451012f936d81164418

SHA256
695c02a7ab1d4a3bf5060ab1c7c63f651dc1fd945c0c5c3263c23db769f689c5

SHA512
41059643033b10394b1593371e22542e4b7f504a3da36ca2cdbf28521dd24bd70d70f42c99f580227e9799c64b5c23c7b9182ca518245b66eb831868e043e0b0

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

Filesize
338B

MD5
be98a3158867a8fe04e07ebce0eeae08

SHA1
cf765a52146109fd458e6df6b3177cf75ac6e418

SHA256
f7c7940951ae8891c8b1488e83b2cfac13d7d8cdda918426e62ba521b063f7cd

SHA512
3eb17473ef08e7755a605380398d085efb103005c29b4fc143a5e5f96aba44cdd58eba6f0efdff674c40d10020a05745ca9ab10fd4d0ce37e06e816d9f2deae0

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C:\Users\Admin\AppData\Local\Temp\shoste.exe

Filesize
51KB

MD5
acf867fbe1d5196c7428db2e89d42aae

SHA1
b45cb916c3845570c42ba805c03d81acc5dca590

SHA256
613b0c6447697cb4c17643eb13085b75ef7ee524e686a3286b02c4acaf1de9f6

SHA512
aeca3e48c95b69e12e047f1fc4a5dd1a0f4ddedd5b049978417f11a02597a96f90108641290d518ef353673d8f8c37c27afa5cc13fa8c33eadc8f5820be9d7b3

Download Submit
memory/1720-12-0x00000000007B0000-0x00000000007E5000-memory.dmp

Filesize
212KB

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memory/1720-18-0x00000000007B0000-0x00000000007E5000-memory.dmp

Filesize
212KB

Download
memory/1720-25-0x00000000007B0000-0x00000000007E5000-memory.dmp

Filesize
212KB

Download
memory/2088-0-0x0000000000F50000-0x0000000000F85000-memory.dmp

Filesize
212KB

Download
memory/2088-15-0x0000000000F50000-0x0000000000F85000-memory.dmp

Filesize
212KB

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