urelas | 51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804

General

Target

51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe
Size

334KB
MD5

7a181789d0257b40a159ab4696ebdd80
SHA1

5ba1408568657c069093a923ec223f05c1465789
SHA256

51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804
SHA512

0873dbad88af0dfdceb5161ec1eaacbbfaf690676cc1743b037a2fa80fad0a6f07c51df8df54ff7b66666fafaec6edb890c40464c353ac49a4a2ed66f51f849f
SSDEEP

6144:nvHWrZ+i8/iYiVst4UKVRw8pDrKlGSeNWcx1RsF9gc+XYPT:vHW138/iXWlK885rKlGSekcj66ciK

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

218.54.31.226

218.54.31.165

218.54.31.166

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
urelas

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exexoicb.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	xoicb.exe

Executes dropped EXE 2 IoCs

Processes:

xoicb.exenifyk.exe

pid process

3904 xoicb.exe
2880 nifyk.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
3904	xoicb.exe
2880	nifyk.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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:

51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exexoicb.execmd.exenifyk.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xoicb.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nifyk.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

nifyk.exe

pid	process
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe
2880	nifyk.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exexoicb.exe

description	pid	process	target process
PID 4452 wrote to memory of 3904	4452	51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe	xoicb.exe
PID 4452 wrote to memory of 3904	4452	51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe	xoicb.exe
PID 4452 wrote to memory of 3904	4452	51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe	xoicb.exe
PID 4452 wrote to memory of 4132	4452	51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe	cmd.exe
PID 4452 wrote to memory of 4132	4452	51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe	cmd.exe
PID 4452 wrote to memory of 4132	4452	51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe	cmd.exe
PID 3904 wrote to memory of 2880	3904	xoicb.exe	nifyk.exe
PID 3904 wrote to memory of 2880	3904	xoicb.exe	nifyk.exe
PID 3904 wrote to memory of 2880	3904	xoicb.exe	nifyk.exe

C:\Users\Admin\AppData\Local\Temp\51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe
"C:\Users\Admin\AppData\Local\Temp\51e2e0562467ed45d951ae561eb5b189273cc13b37c20b1a2b941ea28b61f804N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4452
- C:\Users\Admin\AppData\Local\Temp\xoicb.exe
  "C:\Users\Admin\AppData\Local\Temp\xoicb.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3904
- - C:\Users\Admin\AppData\Local\Temp\nifyk.exe
    "C:\Users\Admin\AppData\Local\Temp\nifyk.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2880
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4132

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
342B

MD5
dfa98e3c887f69b92ca241f39102d10d

SHA1
bf08c1c8e7394cca6ac430e7e4ea89c9f1e21f47

SHA256
c06c318b9f96a11467e5201b10e26f75259e81fb12ad11b1c9adb80ab4b43bfe

SHA512
b323d649e87a395e67958f54835a9f4b6794bb4a80da7f19612c78bf9fe77d801e185380da1ee2e9340e60292cf1f7857d97d3e235125bd7c238f5aa47c8b287

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

Filesize
512B

MD5
ac32409d1ecf91b11352698ffabc01f1

SHA1
8bbaff612b2ab1b759d3d90d5f80540cfc2e41f8

SHA256
860473704d63374e5644f4519c73db762d71280ed8e2d51dc90a24b0b4a91261

SHA512
fbbaaef6d24137fead12c402363794fea665014859d87166a4e5653382fc00191cba4ff4206b65042c46729ff1c954455d1f046909d5bd53f0d5402fe21f2f9b

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

Filesize
172KB

MD5
3cf2b0add8d77df1daadffcea0d0b275

SHA1
bc907737dd30dfda00aa4cfd63fff12dedecc50a

SHA256
5a65b6f0394482baa564e4a5fe0ac043191575c76a5310ba93f38abcb493dd94

SHA512
284117c87e3ca086877d9149999c6803a86db24add32c8674a3b8cc05ceb263f8f28375bd9a03492f09fb182e5524696792b3a56175fa105101c1af50a173d01

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

Filesize
334KB

MD5
7f517c5e818eba66315e9ac18b2bcd77

SHA1
7ab8ee274c28677c0c7db3ae9cb1c7fffea81c0f

SHA256
9c6c95ab70d2809d8fbfdf03714e2078ca22f0d959977058f4d2a81dff39ef01

SHA512
2b9366f883953917db0d78e1aa75e4f983f39e578dff4fd9b57b11044ff42d43aebae27b9013663f44f6bc0fa2a84781d1d085be051ebc45662ef087656b81b9

Download Submit
memory/2880-39-0x0000000000160000-0x0000000000162000-memory.dmp

Filesize
8KB

Download
memory/2880-47-0x00000000004D0000-0x0000000000569000-memory.dmp

Filesize
612KB

Download
memory/2880-46-0x00000000004D0000-0x0000000000569000-memory.dmp

Filesize
612KB

Download
memory/2880-45-0x0000000000160000-0x0000000000162000-memory.dmp

Filesize
8KB

Download
memory/2880-40-0x00000000004D0000-0x0000000000569000-memory.dmp

Filesize
612KB

Download
memory/2880-41-0x00000000004D0000-0x0000000000569000-memory.dmp

Filesize
612KB

Download
memory/3904-12-0x0000000000F30000-0x0000000000FB1000-memory.dmp

Filesize
516KB

Download
memory/3904-38-0x0000000000F30000-0x0000000000FB1000-memory.dmp

Filesize
516KB

Download
memory/3904-20-0x0000000000F30000-0x0000000000FB1000-memory.dmp

Filesize
516KB

Download
memory/3904-14-0x0000000000F10000-0x0000000000F11000-memory.dmp

Filesize
4KB

Download
memory/4452-17-0x0000000000500000-0x0000000000581000-memory.dmp

Filesize
516KB

Download
memory/4452-0-0x0000000000500000-0x0000000000581000-memory.dmp

Filesize
516KB

Download
memory/4452-1-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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