urelas | f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273

General

Target

f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe
Size

66KB
MD5

24cdb4addc5fffaad2636cb3973672f0
SHA1

5b6c42471a253df25f36df7fe71e798a035e3daf
SHA256

f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273
SHA512

6eccd35623ad57ba1082ffb2f8881f18a83a1aa8e61b0ba62b345eda2c407ffd0d5d395219cf715ceb9a7a004f99dd8973c151be28c37ae5d31433579835d97d
SSDEEP

1536:6bQx5oPsr2vFxDPhAvzgAQzFZ77MzeTmUD0s:6bQRSHpAvzyf7MzeThD0s

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
2828	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2052	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.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	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.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 2600 wrote to memory of 2052	2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe	29
PID 2600 wrote to memory of 2052	2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe	29
PID 2600 wrote to memory of 2052	2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe	29
PID 2600 wrote to memory of 2052	2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe	29
PID 2600 wrote to memory of 2828	2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe	30
PID 2600 wrote to memory of 2828	2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe	30
PID 2600 wrote to memory of 2828	2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe	30
PID 2600 wrote to memory of 2828	2600	f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe	30

C:\Users\Admin\AppData\Local\Temp\f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe
"C:\Users\Admin\AppData\Local\Temp\f7b62d6f6b43f6e06fcf542ffa3403760724b430ceabdd225c88a217154b9273N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2600
- 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:2052
- 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:2828

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\golfinfo.ini

Filesize
512B

MD5
efd90b3ac908d5482af367de3a82184a

SHA1
de9f01d2ed0247b7b347e55c5a09721a60147fb9

SHA256
44f3db1bb73bb207a88008ae28d0399f888b5714ccccb2056f4148b4455e693d

SHA512
6e3355f895af1d81887d5750033c5a139e4a0e1c2c928aeef1fd37f9c191e754b1f524d252c229ea5e744dbef4dd0a8240d9d3443651d42de198e82a197afb02

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

Filesize
340B

MD5
36ff0ce10014371f1d0e19a631c375af

SHA1
a4a113149c0b01e4387048d87c43db0f78307835

SHA256
c0fc1702c2d7a6d8ebbb8752e765335be6578a772bffee013239506f6a8452d0

SHA512
018e72873662e7f2109c3e74a18e74628f652924bc695fa7d800d4201df4119f6473f96c411b8df65f18b3c8d2e55c2f667086c9146622714b35e6cf5cba54e4

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

Filesize
66KB

MD5
15c18da4ca23663a8d4843c1007adedc

SHA1
4c4e787645cdc598d3d461bd1b30100f2ef42a9a

SHA256
34a9e44828d231778075688eb6da67ed05de2f22dd566f6928ad2f14c3196b8a

SHA512
62d7c2ba97a512837adf51536e820f1546fa44f93bd797f4d69e7f403cc15482291347b6327097b347976cadbcb2e74532a2aaa87ec752d739860a092449f5fd

Download Submit
memory/2052-10-0x0000000000310000-0x0000000000335000-memory.dmp

Filesize
148KB

Download
memory/2052-22-0x0000000000310000-0x0000000000335000-memory.dmp

Filesize
148KB

Download
memory/2052-24-0x0000000000310000-0x0000000000335000-memory.dmp

Filesize
148KB

Download
memory/2052-31-0x0000000000310000-0x0000000000335000-memory.dmp

Filesize
148KB

Download
memory/2600-0-0x0000000001050000-0x0000000001075000-memory.dmp

Filesize
148KB

Download
memory/2600-6-0x0000000000990000-0x00000000009B5000-memory.dmp

Filesize
148KB

Download
memory/2600-19-0x0000000001050000-0x0000000001075000-memory.dmp

Filesize
148KB

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Analysis

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