urelas | 7e23d56551488c0710d633e0b4a75441ff972655c88ba78555ea52d095b7ff89

General

Target

dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe
Size

59KB
MD5

dd9cc611b317366a1492e70c142db37e
SHA1

889020f68fabfa12037cfd3dd4aaa10065d165bf
SHA256

7e23d56551488c0710d633e0b4a75441ff972655c88ba78555ea52d095b7ff89
SHA512

26fa53e9138731bdc987860d8d497dd91c096b091487c04dac371cbce9763a8deea48ca157c7828d560c2da8cb8105d2351ff8482beec315c05272f1b58853fd
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPs:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd9L

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
2144	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2364	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.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	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.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 2084 wrote to memory of 2364	2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe	30
PID 2084 wrote to memory of 2364	2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe	30
PID 2084 wrote to memory of 2364	2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe	30
PID 2084 wrote to memory of 2364	2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe	30
PID 2084 wrote to memory of 2144	2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe	31
PID 2084 wrote to memory of 2144	2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe	31
PID 2084 wrote to memory of 2144	2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe	31
PID 2084 wrote to memory of 2144	2084	dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\dd9cc611b317366a1492e70c142db37e_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2084
- 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:2364
- 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:2144

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

Loading Replay Monitor...

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
302B

MD5
88b5913dbd998e6b852542352fe477e0

SHA1
5aed88973be1c1bd92266e6c295e5a02569c5b24

SHA256
89554fcab81670a0495fe313d6a4d8daa771e1002912647c79c9cb6550167dc7

SHA512
21b6b863b058a0baa8af66d821bc0eecd4d11080a71cb09ce6973e491065c6c3807585d354dd4c5eb86b02b49a99ccf0a39942999b182dbdc08381ea0b4b4bc2

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

Filesize
59KB

MD5
d643de7f051bffb984ab34f8538394a1

SHA1
c61a05f45aea0545d0d4e704d2d4f2a803d3bce4

SHA256
64552650516ad7bc6190147796ce3fea270965184b7a243c16e909439cf80893

SHA512
725b9817c50f644911f6c72ad89958375d5b99d78f32928ae296f432bcbe25806265ff19341d86e4d86306680387eee909d53651028222c941158693037376d2

Download Submit
memory/2084-0-0x0000000000B40000-0x0000000000B75000-memory.dmp

Filesize
212KB

Download
memory/2084-9-0x0000000000940000-0x0000000000975000-memory.dmp

Filesize
212KB

Download
memory/2084-19-0x0000000000B40000-0x0000000000B75000-memory.dmp

Filesize
212KB

Download
memory/2364-10-0x0000000000E60000-0x0000000000E95000-memory.dmp

Filesize
212KB

Download
memory/2364-22-0x0000000000E60000-0x0000000000E95000-memory.dmp

Filesize
212KB

Download
memory/2364-24-0x0000000000E60000-0x0000000000E95000-memory.dmp

Filesize
212KB

Download
memory/2364-31-0x0000000000E60000-0x0000000000E95000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing