urelas | 2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bc

Analysis

max time kernel
105s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
02-11-2024 08:21

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General

Target

2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe
Size

124KB
MD5

df24c49c66626e354e439fffd1cf4260
SHA1

ebc440e19c1437af7067ede2fcd45033ec0f9ddc
SHA256

2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bc
SHA512

9a76996e084fa2a3654673d2f2dc113eed2bfb64ea292e119c0e59af7c5abcbb2c9646399f55e05f0bf8d409f80d796856737d4ce9dbe539fe01b3ecb6910aa1
SSDEEP

1536:Ko6JdvxttIBcXISDPV2Mhg3GkFceersWjcd06UsfqW2vxq8un1zYL:iHC6D92O8n7eU06UsfUpq/W

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

112.175.88.209

112.175.88.207

112.175.88.208

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe

Executes dropped EXE 1 IoCs

pid	Process
2016	biudfw.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	2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1428 wrote to memory of 2016	1428	2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe	90
PID 1428 wrote to memory of 2016	1428	2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe	90
PID 1428 wrote to memory of 2016	1428	2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe	90
PID 1428 wrote to memory of 640	1428	2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe	91
PID 1428 wrote to memory of 640	1428	2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe	91
PID 1428 wrote to memory of 640	1428	2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe	91

C:\Users\Admin\AppData\Local\Temp\2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe
"C:\Users\Admin\AppData\Local\Temp\2dc9dbcf659cff6762f59cf865553c7f6fbaaf3f10269f7a26e34ff46ff2f8bcN.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2016
- 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:640

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\biudfw.exe

Filesize
124KB

MD5
08251292b72b40738e4f2a63940fa6ef

SHA1
e88aa355baae8c9344f9595c67d95b83093518cd

SHA256
073a5a2da7018669fe26f1276c7911f76c73bfe180a36e152ac18c2a19dfe672

SHA512
54fd3bf2f14e4aa6cbae9e49f86eb609095fed7b09a4de88bc7c9548de7e85dc205bf91c9d93aaca5f5d19f96e1923d0bec990681e5e011518c7b5bb2c7acc4a

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

Filesize
512B

MD5
d8b6fb23d659bed3f6b1cf40a104e95a

SHA1
07c9c74af6b0fe9b78bb1b3aed5bdc1e0b5de952

SHA256
f28d96334bf66f634f899c800b4d5c6195bcf407cb073761f8a4f30a4061f136

SHA512
e841cd9283c63a92395b4221492e2ae6b06d9c4108fcbbfe7d8a7928cfca405c14c0634a6388a4f18da3db611696ea797f9b825ed314d1640a17aa767593e412

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

Filesize
340B

MD5
9989ac27164ab8197226c14e781986c7

SHA1
70020e7a91f6126683ab43f79619427e86d022af

SHA256
d8d7fc6b22bf2439c51077003212fa6a101813efb2cae035ecb68fef8ebb21d6

SHA512
c6088267ef25aebf28101ff5330a1e63fe61717703902a347ec8d25d98a00abe39714a93fedc2b1ae18e07ced5554e0c76e7b7174e30cfd8b73758fbd820ef68

Download Submit
memory/1428-0-0x0000000000C60000-0x0000000000C88000-memory.dmp

Filesize
160KB

Download
memory/1428-17-0x0000000000C60000-0x0000000000C88000-memory.dmp

Filesize
160KB

Download
memory/2016-14-0x0000000000AF0000-0x0000000000B18000-memory.dmp

Filesize
160KB

Download
memory/2016-20-0x0000000000AF0000-0x0000000000B18000-memory.dmp

Filesize
160KB

Download
memory/2016-21-0x0000000000AF0000-0x0000000000B18000-memory.dmp

Filesize
160KB

Download