urelas | 511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48

Analysis

max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
06-11-2024 22:49

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General

Target

511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe
Size

767KB
MD5

10d26efc25912c1a8778c55bca3e52d3
SHA1

3d37d07d76ac65d1b741f988cd054e39f13b1299
SHA256

511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48
SHA512

b890cd6f0c3c601328da33f1bbb2b5ff6ce46ac44b48edbb97666c6787ea15f6647475e88b3806a37def059cb452d2023dc0c7c2ebd1d8e4bf5c39f8c9b1f51d
SSDEEP

12288:Al+ZmuQEpbjNpTa9nzuRbBUHUpRAwHPf4us8v1TCo31rvMO8qgsgVIoSUhibNqzw:5jpUqBUKQubvx3FvM5qehib+f3NBmnbT

Score

10^/10

urelas discovery trojan upx

Malware Config

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	vukub.exe

Executes dropped EXE 2 IoCs

pid	Process
736	vukub.exe
836	vucav.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3780-0-0x0000000000400000-0x0000000000614000-memory.dmp	upx
behavioral2/files/0x0002000000022af2-6.dat	upx
behavioral2/memory/3780-14-0x0000000000400000-0x0000000000614000-memory.dmp	upx
behavioral2/memory/736-17-0x0000000000400000-0x0000000000614000-memory.dmp	upx
behavioral2/memory/736-40-0x0000000000400000-0x0000000000614000-memory.dmp	upx

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 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vukub.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vucav.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe
836	vucav.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	836	vucav.exe
Token: SeIncBasePriorityPrivilege	836	vucav.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3780 wrote to memory of 736	3780	511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe	88
PID 3780 wrote to memory of 736	3780	511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe	88
PID 3780 wrote to memory of 736	3780	511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe	88
PID 3780 wrote to memory of 5060	3780	511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe	89
PID 3780 wrote to memory of 5060	3780	511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe	89
PID 3780 wrote to memory of 5060	3780	511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe	89
PID 736 wrote to memory of 836	736	vukub.exe	98
PID 736 wrote to memory of 836	736	vukub.exe	98
PID 736 wrote to memory of 836	736	vukub.exe	98

C:\Users\Admin\AppData\Local\Temp\511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe
"C:\Users\Admin\AppData\Local\Temp\511677b39d2ff65ba9ed5a6e3f40cc92966a43cb91c7ccc48593fab2521c8e48.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3780
- C:\Users\Admin\AppData\Local\Temp\vukub.exe
  "C:\Users\Admin\AppData\Local\Temp\vukub.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:736
- - C:\Users\Admin\AppData\Local\Temp\vucav.exe
    "C:\Users\Admin\AppData\Local\Temp\vucav.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:836
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_sannuy.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5060

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

Replay Monitor

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Downloads

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

Filesize
340B

MD5
7e8faf121ebd060bfbfd41c74053e865

SHA1
e3efc982b1b4d1c8aebb6bb5cb5d98a56566766b

SHA256
79280697856d004e520af0e6111062354406eab4d673aaf4694a610080e45418

SHA512
2a8fa6cdc6046e296e29b82c69af06b0b3021edb662f74a6e42301a8defbef54b3b8e0b51cc748abdd0ea7a944cb911b270bd45d8f411cafc78f36468aa3872f

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

Filesize
512B

MD5
4e7b2a40e1cc44cbb236cb91360db54f

SHA1
03d53e6e9b19eb4e819dced46e6a7205ab903f7c

SHA256
664003e331e9a6da7bba80116eb6d37d6cb334c423216ad5d07149489bf89c0a

SHA512
29c3d1a3a0842d0f36ea8b833c3b3d3bbbd60bcf7575d1f6296639fec1b5e10162934757b4fa3e459e9d9f7bc9d64defe4b5e69556bc2c9bb5c192730103130f

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

Filesize
301KB

MD5
5db68d82dbe02076855844cb8e19c150

SHA1
5bda678b14997ba84157d94bde87d1719db4dd27

SHA256
1de34f3c02dd1019ede4ce8f9a4c8d1a209bb483e14375b1c917fc74d0be40d1

SHA512
8315c1ed1ac71d9033672b5e78608e504fdddd282fcf248778774954ecd5e0c71f447c29318dc9c06160a2b6d9b2f50f6d37de8cf4b84083fa1fe36c961aeb55

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

Filesize
767KB

MD5
121c226f1cd33a6337efe9d4edaae620

SHA1
4fc44450f7f44f007b0c849e909092e1e1a77f18

SHA256
661708d656b9f94e6e6b091a0534dc1c82e2855085de8d2a3afed971b0230900

SHA512
94c7d7a8f466b0279e0b991c814a3fc0b6ed315381aad6216ee26862172f6eccdc3520f488d36771f50c8f87ef496592969db32b79e512db9590dee38f551539

Download Submit
memory/736-40-0x0000000000400000-0x0000000000614000-memory.dmp

Filesize
2.1MB

Download
memory/736-17-0x0000000000400000-0x0000000000614000-memory.dmp

Filesize
2.1MB

Download
memory/836-38-0x0000000001470000-0x0000000001471000-memory.dmp

Filesize
4KB

Download
memory/836-35-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/836-34-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/836-42-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/836-43-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/836-44-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/836-45-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/836-46-0x0000000000990000-0x0000000000A24000-memory.dmp

Filesize
592KB

Download
memory/3780-0-0x0000000000400000-0x0000000000614000-memory.dmp

Filesize
2.1MB

Download
memory/3780-14-0x0000000000400000-0x0000000000614000-memory.dmp

Filesize
2.1MB

Download