urelas | 83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e

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

C2

121.88.5.183

218.54.28.139

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
urelas
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2116 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

shoste.exe

pid process

2384 shoste.exe
Loads dropped DLL 1 IoCs

Processes:

83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe

pid process

2508 83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2116	cmd.exe

pid	process
2384	shoste.exe

pid	process
2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe

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

Processes:

83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exeshoste.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shoste.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe

description	pid	process	target process
PID 2508 wrote to memory of 2384	2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	shoste.exe
PID 2508 wrote to memory of 2384	2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	shoste.exe
PID 2508 wrote to memory of 2384	2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	shoste.exe
PID 2508 wrote to memory of 2384	2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	shoste.exe
PID 2508 wrote to memory of 2116	2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	cmd.exe
PID 2508 wrote to memory of 2116	2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	cmd.exe
PID 2508 wrote to memory of 2116	2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	cmd.exe
PID 2508 wrote to memory of 2116	2508	83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe
"C:\Users\Admin\AppData\Local\Temp\83b591f5ea6d9131d736b8fbf255ff5f691d84ad8625778f959295764575067e.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2508
- 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:2384
- 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:2116

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
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

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

Filesize
51KB

MD5
7f2b09661d8419b7fa33f7096539eedd

SHA1
f1cf81573173c678322d56b307ed4fa240eb5450

SHA256
1efdbf2b00e83d984cc1a946a0cf95f408f72520fe13a1b9839001277d45dffa

SHA512
59abb8a5ef75d49a5096586e3cf5c1aa003582ede8ad687b62bcdd0e8fb1ab2f83d5cfd2cbb84fe547655b60de0eeb1b9547e8a5ac49089cde7206b43c4f0689

Download Submit
memory/2384-20-0x0000000000C20000-0x0000000000C55000-memory.dmp

Filesize
212KB

Download
memory/2384-27-0x0000000000C20000-0x0000000000C55000-memory.dmp

Filesize
212KB

Download
memory/2508-0-0x0000000000380000-0x00000000003B5000-memory.dmp

Filesize
212KB

Download
memory/2508-17-0x0000000000380000-0x00000000003B5000-memory.dmp

Filesize
212KB

Download
memory/2508-9-0x0000000000590000-0x00000000005C5000-memory.dmp

Filesize
212KB

Download

Analysis

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