urelas | f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54

General

Target

f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe
Size

60KB
MD5

7dd2b583fa469d40bbc317fcc0273742
SHA1

b72c22035fb5d8592bf24dd66e2650c658abe429
SHA256

f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54
SHA512

b126d233e728ba8fd165946db9167c85bb57cfd9fc69230634a83b956c644b78da433fee79351920612b3b18de18bdccc80a0da81c9bec8fed421837827a665c
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPX:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdU

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
2852	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2480	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 2480	2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe	31
PID 2448 wrote to memory of 2480	2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe	31
PID 2448 wrote to memory of 2480	2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe	31
PID 2448 wrote to memory of 2480	2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe	31
PID 2448 wrote to memory of 2852	2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe	32
PID 2448 wrote to memory of 2852	2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe	32
PID 2448 wrote to memory of 2852	2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe	32
PID 2448 wrote to memory of 2852	2448	f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe	32

C:\Users\Admin\AppData\Local\Temp\f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe
"C:\Users\Admin\AppData\Local\Temp\f63e7aaa3e5f29c1f80265453c271f72fa7da9243a984ed339b968fcdcf28a54.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2448
- 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:2480
- 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:2852

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\biudfw.exe

Filesize
60KB

MD5
735eec9c30c25b93088457291804f307

SHA1
86cb5da43665ec0970ffb7b8e50e05c82b79c81e

SHA256
bff30785d5876dbbbef4c28c81577ee66699720c2da06e276b3141e889fc3242

SHA512
72118e1aac063319ef5662bd44e81b47e5b4a95892675cad8f5392cefcbc1538043cdd164f39cdb6c7c492479ac599af482508ed8f1127219282581f68523f52

Download Submit
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
7fccd523c37f793e94ea2cdbdca2d891

SHA1
87eebc04edb7b0c939fd3ef6ae131447f91acb7e

SHA256
5ddc62538b3e6303777224c2de8647e56caf45ed45f5c7fbfe419ff0505ed476

SHA512
7ee3f43737493377a3ab71109dec0879a43bc51a31f139edcdccd210c4491f732c3c39589c077344bb959d98eebdc1b81e5746239f8cbb91c809e57c7e68a796

Download Submit
memory/2448-0-0x0000000000B90000-0x0000000000BC5000-memory.dmp

Filesize
212KB

Download
memory/2448-7-0x0000000000680000-0x00000000006B5000-memory.dmp

Filesize
212KB

Download
memory/2448-18-0x0000000000B90000-0x0000000000BC5000-memory.dmp

Filesize
212KB

Download
memory/2480-10-0x0000000000B40000-0x0000000000B75000-memory.dmp

Filesize
212KB

Download
memory/2480-21-0x0000000000B40000-0x0000000000B75000-memory.dmp

Filesize
212KB

Download
memory/2480-23-0x0000000000B40000-0x0000000000B75000-memory.dmp

Filesize
212KB

Download
memory/2480-30-0x0000000000B40000-0x0000000000B75000-memory.dmp

Filesize
212KB

Download

Analysis

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