urelas | cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742

Analysis

max time kernel
94s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
08-11-2024 01:48

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General

Target

cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe
Size

80KB
MD5

90548919a9060797b4bf3759f29db290
SHA1

30dfc18f28dad95d0b97cbe80ea48b3c07c81062
SHA256

cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742
SHA512

5103f96f283fe5cb7a8f4bc0d0e60653ee721a7d7dca590d49d139e4fe86bc72742405a6fa82cd78ea6ce5eb542bc596eee6b4d8eda8d01cd9ce01cb63c5b3aa
SSDEEP

1536:zxKyhnAUfUiZR9G84qk+Be/HZ17hmZpDsxu1+:zLCEZTGx518ox6+

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

218.54.28.139

121.88.5.183

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe

Executes dropped EXE 1 IoCs

pid	Process
4220	poldge.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	cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	poldge.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4672 wrote to memory of 4220	4672	cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe	86
PID 4672 wrote to memory of 4220	4672	cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe	86
PID 4672 wrote to memory of 4220	4672	cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe	86
PID 4672 wrote to memory of 4808	4672	cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe	87
PID 4672 wrote to memory of 4808	4672	cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe	87
PID 4672 wrote to memory of 4808	4672	cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe	87

C:\Users\Admin\AppData\Local\Temp\cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe
"C:\Users\Admin\AppData\Local\Temp\cb5fffbd700a1564046b19b3458cf4bcdc15760dcf402e4b906c9cc2b7082742N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4672
- C:\Users\Admin\AppData\Local\Temp\poldge.exe
  "C:\Users\Admin\AppData\Local\Temp\poldge.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4220
- 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:4808

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
af6f90fee60d60070d9076eba7533c76

SHA1
015da84cb0cfce8699e8b1937dfac54a15e7e792

SHA256
14360d90f621ef9e1d84b269de67f782c9f6a904cf3226c2724d4898c157b687

SHA512
53ce60ef6f9dc9241d106d4e160833430e7855a221babf9835578096313a7a8ba1285df8d5620850ffe9f41f860e04e758a2f0be6fe688a87ea13d780234c3dc

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

Filesize
80KB

MD5
2bba754e82a9b08ffc8ecb2455144dd4

SHA1
46bca88d8b24a2129c97626781365314e206f127

SHA256
8e6f005b506c14c1e06c07a3a36dee1190f79288294636e6b9814d97a6c8a2ea

SHA512
5d71b3ae4b689f5e468796eac6c38204ed5a655fa1e3ca0a95629d5e048f3d390433851b7ed0731c9b2745d9053cbf1a15bb79355d48fd23854e0ca896c6a10e

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

Filesize
340B

MD5
0b62976bf99d2f9373313c024031aefa

SHA1
5062ed629b77c90d1931317cce0b30e88216538f

SHA256
e74e59c265d39fc4a009a68032638a678115066d406a2a785f42cf35286bec1f

SHA512
f6b80270530273991f4e242c83548da6e835b2c40b395713ea097f18d494dad2f368ea8517756677c2b0cbde8208af982070e1171cca7e829c07a2e5d885aa40

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memory/4220-10-0x0000000000100000-0x000000000012E000-memory.dmp

Filesize
184KB

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memory/4220-17-0x0000000000100000-0x000000000012E000-memory.dmp

Filesize
184KB

Download
memory/4220-23-0x0000000000100000-0x000000000012E000-memory.dmp

Filesize
184KB

Download
memory/4672-0-0x0000000000520000-0x000000000054E000-memory.dmp

Filesize
184KB

Download
memory/4672-14-0x0000000000520000-0x000000000054E000-memory.dmp

Filesize
184KB

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