urelas | 744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452ab

General

Target

744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe
Size

57KB
MD5

0101aa591c2e0158864b6dfde334cb50
SHA1

45167c228ad1264d5aab3f4f4a58f05503f503fd
SHA256

744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452ab
SHA512

30a91cfca1228995ab89b2ba51e8faf8978e6b63fe39f067149fe2c752081eb502f97630b3211a96d972cea0fa5e1c01b9f5408da99dc9a8467702d0e4b1dae8
SSDEEP

1536:MQPzemdaNqAPG17k74qlmbbVgYyvxcd5jnGWqN7kS8o:MOemdTd1o74qlmbbJ+x+Ik+

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

218.54.47.76

218.54.47.77

218.54.47.74

Signatures

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

Deletes itself 1 IoCs

pid	Process
2452	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2456	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.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	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.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 8 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 2456	388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe	31
PID 388 wrote to memory of 2456	388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe	31
PID 388 wrote to memory of 2456	388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe	31
PID 388 wrote to memory of 2456	388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe	31
PID 388 wrote to memory of 2452	388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe	32
PID 388 wrote to memory of 2452	388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe	32
PID 388 wrote to memory of 2452	388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe	32
PID 388 wrote to memory of 2452	388	744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe	32

C:\Users\Admin\AppData\Local\Temp\744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe
"C:\Users\Admin\AppData\Local\Temp\744c7dca2af0f3454c52b669750f9411ec1dc3cf6692afe45276f4d720c452abN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:388
- 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:2456
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2452

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

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\biudfw.exe

Filesize
57KB

MD5
be759c3248c329b03f9465cf3bd773e9

SHA1
1993c5c7194d1181753514e9681f8021fda564fd

SHA256
a57d87e0d5f29b9b3f9ba94a76d9ec7e3a28482a1b6d5fd4ae36cc151c21c3cf

SHA512
287f739aae23369cb3fcadcc49fdcd4ba4cff7b20e7e44e96da7aaaef0fc2146446b4fa92057a629d091e6e2583e8dd857aeb0895675e9b080cf136dcb7f0c55

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

Filesize
512B

MD5
7cdc8777d33db85bc19aefb64879a7f7

SHA1
f2d494d4dfe93a05eb58513935196e8578648adf

SHA256
9af382db716e39144dda99d3d9afbd5df9b65e6a36af229e715c00539bce6336

SHA512
34b075db80bf3704f76f9dd28eedffe88c9b3b5f730c79c27b9908fe2865847ae925487de2dcc1a8566bd3836d3b770ca3831d0b110312376684a92e42c6b48f

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

Filesize
340B

MD5
fb0485db7dc4aaa615a6b42b086b64cf

SHA1
5b852e121c6c606b16793db3d7588deeb8885a76

SHA256
4255f3e9756e39c63c69f79756839811c144579452bb3246fe5b61df535730d6

SHA512
35aa3aaa2f9e7a5d762653f35455b0df074bb9ea83e0507a9998e058d3dc1927d39e48790fea69bafea8a27d85f7755280998c5f22cbf46668e35b91f675c28b

Download Submit
memory/388-0-0x00000000008A0000-0x00000000008C6000-memory.dmp

Filesize
152KB

Download
memory/388-7-0x00000000006B0000-0x00000000006D6000-memory.dmp

Filesize
152KB

Download
memory/388-19-0x00000000008A0000-0x00000000008C6000-memory.dmp

Filesize
152KB

Download
memory/2456-16-0x0000000000B60000-0x0000000000B86000-memory.dmp

Filesize
152KB

Download
memory/2456-22-0x0000000000B60000-0x0000000000B86000-memory.dmp

Filesize
152KB

Download
memory/2456-24-0x0000000000B60000-0x0000000000B86000-memory.dmp

Filesize
152KB

Download
memory/2456-31-0x0000000000B60000-0x0000000000B86000-memory.dmp

Filesize
152KB

Download

Analysis

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