urelas | 4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4

General

Target

4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe
Size

60KB
MD5

33c97f302b62404d9c4e22d3797230bb
SHA1

3bd9acec1077b777e3a2712ade0ce22f06da97f1
SHA256

4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4
SHA512

cafc0113e0ddb94ec98746cb91ed4304794ab6f9b940a7c32d6bf32cd14a35415eb3c7da6019ed2736402cb9beca7a0a6a0623e88f9bd78c6d15eeac2158f222
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPB:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdG

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
1852	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1068	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.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	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 1068	1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe	31
PID 1728 wrote to memory of 1068	1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe	31
PID 1728 wrote to memory of 1068	1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe	31
PID 1728 wrote to memory of 1068	1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe	31
PID 1728 wrote to memory of 1852	1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe	32
PID 1728 wrote to memory of 1852	1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe	32
PID 1728 wrote to memory of 1852	1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe	32
PID 1728 wrote to memory of 1852	1728	4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe	32

C:\Users\Admin\AppData\Local\Temp\4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe
"C:\Users\Admin\AppData\Local\Temp\4d0607085b086c0998c07ee05ec1e6b21681f77b9fb56f4f3b84f56bc6a343f4.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1728
- 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:1068
- 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:1852

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
9221763c43b505386a0961002dc42795

SHA1
2ba91ca049972187c5f7370bcd6919fce53c9add

SHA256
4a9a554ffa29d3469e1e9fdf195ad5356d0e78ca194abfd122694d9ed60fc7ce

SHA512
7a92c104bd360043c9970b8519ae316877de72821268848e2793ec61678ccf2ce9fb311161755c067b2ea3cdc8c04fea5bd4e61364df24b7590a941caa5eba01

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

Filesize
60KB

MD5
c20d0b381a830ff1e8caee74d0ebad1c

SHA1
3bb742d42d70af4eda9af760235167ea599a342e

SHA256
0265c7f2e3047fa789c1a4d266b06a55b685a4bfe16afea353e7dac7f844ed1f

SHA512
a0acd25ebdac03ad351e67e6f934f7e2a5d01f1bb1a663597cb2cf0b21529b21a0156198a47654875e75cda44d9068af7209200f7cd96179c4d1b0c46aba874d

Download Submit
memory/1068-10-0x0000000000050000-0x0000000000085000-memory.dmp

Filesize
212KB

Download
memory/1068-22-0x0000000000050000-0x0000000000085000-memory.dmp

Filesize
212KB

Download
memory/1068-24-0x0000000000050000-0x0000000000085000-memory.dmp

Filesize
212KB

Download
memory/1068-31-0x0000000000050000-0x0000000000085000-memory.dmp

Filesize
212KB

Download
memory/1728-0-0x0000000000D60000-0x0000000000D95000-memory.dmp

Filesize
212KB

Download
memory/1728-9-0x0000000000580000-0x00000000005B5000-memory.dmp

Filesize
212KB

Download
memory/1728-19-0x0000000000D60000-0x0000000000D95000-memory.dmp

Filesize
212KB

Download

Analysis

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