urelas | 6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1

General

Target

6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe
Size

60KB
MD5

3bfc5f40fa267b955e157718c545402a
SHA1

9aad00ecb33780e15c68506ec4cdbd4146408fb7
SHA256

6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1
SHA512

783e33b1cf025df0a287e72c607bc1f648ef3d2845ec70c209e13e525b279880ff718d0cefb0614e9b6654d53f962bff500e2d03c9108919de495c8bfa9ec335
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPY:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd5t

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

Processes:

cmd.exe

pid process

2552 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

biudfw.exe

pid process

2848 biudfw.exe
Loads dropped DLL 1 IoCs

Processes:

6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe

pid process

2728 6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2552	cmd.exe

pid	process
2848	biudfw.exe

pid	process
2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe

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

Processes:

cmd.exe6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exebiudfw.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe

description	pid	process	target process
PID 2728 wrote to memory of 2848	2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe	biudfw.exe
PID 2728 wrote to memory of 2848	2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe	biudfw.exe
PID 2728 wrote to memory of 2848	2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe	biudfw.exe
PID 2728 wrote to memory of 2848	2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe	biudfw.exe
PID 2728 wrote to memory of 2552	2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe	cmd.exe
PID 2728 wrote to memory of 2552	2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe	cmd.exe
PID 2728 wrote to memory of 2552	2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe	cmd.exe
PID 2728 wrote to memory of 2552	2728	6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe
"C:\Users\Admin\AppData\Local\Temp\6d07c5b41747406f524ab7a64b2789df6aa7bfef6a654ef0bfb42c1accae67a1.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2728
- 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:2848
- 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:2552

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

Replay Monitor

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Downloads

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

Filesize
512B

MD5
55e10a9af74d3f3fa5ae3cb7ff5ad9d4

SHA1
449221fd8d7196a54de2bd583625d8d1b64db56a

SHA256
a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1

SHA512
4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a

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

Filesize
338B

MD5
1d7575de779d92a336fbd91d643a4d49

SHA1
58edcabfa64ab1dc03b8bc4392503c200295b683

SHA256
e71bd731e13a0a43ed49a63af77bd211f6d0ef3c916318045ca66e1d752158d8

SHA512
60cac5df731b97da02cc3e86ace45ac420ef2ba85a36930cd9bc64f43f62f85c0eefe42fc6fe9d6de6a944ca35138b0eb2e3d973d2dca9ba97485299609dbcde

Download Submit
\Users\Admin\AppData\Local\Temp\biudfw.exe

Filesize
60KB

MD5
04c9ac344bd0b1fcc52b959ab333b64b

SHA1
090aa5b91c2e747d5303676b671c2d36633204e6

SHA256
d5b9580afbec728423db0e79e10ca3fe50934e7ec7bd6887fe5dbd098c1a773c

SHA512
fe190f1f8ac6b9e22c63bccaa244d35a7df00a825b3fa7f764724a009873c4bfd4c23afaf8292755e90897b012de01a2d26b50f5c0eca047e97d69b634890af7

Download Submit
memory/2728-0-0x00000000010D0000-0x0000000001105000-memory.dmp

Filesize
212KB

Download
memory/2728-8-0x0000000000940000-0x0000000000975000-memory.dmp

Filesize
212KB

Download
memory/2728-19-0x00000000010D0000-0x0000000001105000-memory.dmp

Filesize
212KB

Download
memory/2848-16-0x00000000012E0000-0x0000000001315000-memory.dmp

Filesize
212KB

Download
memory/2848-22-0x00000000012E0000-0x0000000001315000-memory.dmp

Filesize
212KB

Download
memory/2848-24-0x00000000012E0000-0x0000000001315000-memory.dmp

Filesize
212KB

Download
memory/2848-31-0x00000000012E0000-0x0000000001315000-memory.dmp

Filesize
212KB

Download

Analysis

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