urelas | 36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babb

Analysis

max time kernel
149s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-11-2024 10:32

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General

Target

36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe
Size

409KB
MD5

dd27974b04f29dd7b43ce92dae43cd90
SHA1

21ba560271aac3e1d2548a68594ad848918b92d9
SHA256

36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babb
SHA512

f29513f26c39141026d72cc15eb649d6b041aaa99d907ac7054836a8325bc0fa07b1152d687dff2d2d47031b9c7d404bc7fe7d12cad69822974daf6b0d9697eb
SSDEEP

6144:kzU7blKaP2iCWhWapKRaRXOkN4Swel6f3IsInOY+:eU7M5ijWh0XOW4sEfeOz

Score

10^/10

urelas aspackv2 discovery trojan

Malware Config

Extracted

Family

urelas

218.54.31.226

218.54.31.165

Signatures

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

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x0004000000000733-20.dat	aspack_v212_v242

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	uxize.exe

Executes dropped EXE 2 IoCs

pid	Process
4800	uxize.exe
2016	bupuk.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 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	36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	uxize.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bupuk.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe
2016	bupuk.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3120 wrote to memory of 4800	3120	36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe	88
PID 3120 wrote to memory of 4800	3120	36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe	88
PID 3120 wrote to memory of 4800	3120	36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe	88
PID 3120 wrote to memory of 4404	3120	36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe	89
PID 3120 wrote to memory of 4404	3120	36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe	89
PID 3120 wrote to memory of 4404	3120	36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe	89
PID 4800 wrote to memory of 2016	4800	uxize.exe	107
PID 4800 wrote to memory of 2016	4800	uxize.exe	107
PID 4800 wrote to memory of 2016	4800	uxize.exe	107

C:\Users\Admin\AppData\Local\Temp\36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe
"C:\Users\Admin\AppData\Local\Temp\36f5ad635241a703e62e5db25b86437afa5ac3e627ad8d453d61c6af9510babbN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3120
- C:\Users\Admin\AppData\Local\Temp\uxize.exe
  "C:\Users\Admin\AppData\Local\Temp\uxize.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4800
- - C:\Users\Admin\AppData\Local\Temp\bupuk.exe
    "C:\Users\Admin\AppData\Local\Temp\bupuk.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:2016
- 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:4404

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\_uinsey.bat

Filesize
342B

MD5
0d4514c1d29cc90e6c386266520c81d5

SHA1
505a6c72c47b3044379da558211a2fff546da277

SHA256
4721a3f937f6452d73c2fc4e49a28d93a5b3275d8d6375f1ce7dd96fc4beadb4

SHA512
a0a6df796d9a10800e57f65b3c4a2248315e9b838e6d0f568c2ee7e13c15fcdd4e2b150acf9d46da1e919429fe442a419825e63ae9e3d5ac59297b83fe0db571

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

Filesize
212KB

MD5
0472fbd53b09368525f1aca8729b0932

SHA1
40a24f9702ba8b1acbe36987917ebc05c98bf51b

SHA256
6ee0c73b717b604264f9d95675204b0ddf306203893fe6fd9eefa2ce6c0325de

SHA512
84e68b68c866674fbee2ee3ef7130ea49e92cbeabde841cbd55de753c45bc32b8075c30d59657daa82f8b0c965fc431e412db547c70f6b05daba6950c324ef64

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

Filesize
512B

MD5
ddd58d0b420343badeb83a06d4410d74

SHA1
a89ad217c6e377d39608b12e1db17460d2b3b78e

SHA256
9902b09f3992f77de76178d0f0a705da3be001b33ee9c150c19436843512799f

SHA512
51dfdb333be994ca19a1bd60d27ad4c2655afca84861d2158772ce4a36daa5b917289114293675e5148f0427ce763c4c2e207a3a3722aee9db02a141b6f98bba

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

Filesize
409KB

MD5
70f60a5dd60fd5b81a9d6ac54bf121b9

SHA1
0faf4902433c72ab86cad88e4eaff3b82d7c6397

SHA256
4169493f28b54e019a73fc591b6c5453fc3eca3bac0640d931f478b54a298dd6

SHA512
42e417f57d6d0079f6028de5a1961d7a04d8e2643893d0051cc606df25f257cb4584ace489c5623b41d086127eb3d6e57cfc054908c7224224ece65da8918d0c

Download Submit
memory/2016-29-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/2016-28-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/2016-26-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/2016-27-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/2016-31-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/2016-32-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/2016-33-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/2016-34-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/2016-35-0x00000000004D0000-0x0000000000564000-memory.dmp

Filesize
592KB

Download
memory/3120-13-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3120-0-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/4800-16-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/4800-25-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

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