urelas | 14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39d

General

Target

14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe
Size

57KB
MD5

f797c33407e76637c8860c8b219ce200
SHA1

97017fd99b883e4de0d3a06cbd3c55cc927534a2
SHA256

14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39d
SHA512

029d34cbe73aed1578056497b620a29a8986f78b1561a8f2f9d235f58c4165dd9013b7af188118731a55b3927d783c1ef4f4305d945a068a55ef32fbda4db092
SSDEEP

1536:amZ+4hcuX5uZ79jmvFQTXnz9yQ/PFBhl1Af:amZ+luXwy2f9LDhDAf

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

1372 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

biudfw.exe

pid process

2120 biudfw.exe
Loads dropped DLL 1 IoCs

Processes:

14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe

pid process

2124 14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
1372	cmd.exe

pid	process
2120	biudfw.exe

pid	process
2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.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:

14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exebiudfw.execmd.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.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

Processes:

14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe

description	pid	process	target process
PID 2124 wrote to memory of 2120	2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe	biudfw.exe
PID 2124 wrote to memory of 2120	2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe	biudfw.exe
PID 2124 wrote to memory of 2120	2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe	biudfw.exe
PID 2124 wrote to memory of 2120	2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe	biudfw.exe
PID 2124 wrote to memory of 1372	2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe	cmd.exe
PID 2124 wrote to memory of 1372	2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe	cmd.exe
PID 2124 wrote to memory of 1372	2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe	cmd.exe
PID 2124 wrote to memory of 1372	2124	14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe
"C:\Users\Admin\AppData\Local\Temp\14bebfcd647f3831c591d4add073f0ab1215ecc6ec0f10ae06a94c9927d4f39dN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2124
- 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:2120
- 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:1372

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\biudfw.exe

Filesize
57KB

MD5
fd3c6c65be31383d19b167403f9e96e8

SHA1
15b2b59dadf1f8febfee6ea7b41ac8cacd287f78

SHA256
3773b47ea247833287e32cfd0638c511c143bea8f8d71f4019e8ed45d3330520

SHA512
e3e94235e1617808ad360933802481c7a1b17baf8679a284b0062949a41f33208e74ae97478578dedda4ed350afe187095e70edbd55edec75bc2586d04ef19f0

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

Filesize
512B

MD5
26625b4ca7658f7ba4dc7d982782323c

SHA1
574aa314998c39e683675ccf457b0305341a4aaf

SHA256
c494e0ffeee72023dac244366c08072f677ba328ba805f9e480abc2824e99283

SHA512
5a9af4c6be10240dec0d33b37bc6f6836f1db5d0a2a9dd158d63848a8a97dad68e2d9217aca2b2d1cf122d9534aba0d23b247f6686c4ff934bd7035a927d9b9d

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

Filesize
340B

MD5
cbe5cc322da9954926d029335bcee3f6

SHA1
4d51a44cab2fb18f22517ecb96b2ee5e961f650d

SHA256
082d5878c6fb9f1972530f92c3fb83d3af5f03c69a00ae5201973622807b9831

SHA512
7c8fe8a47231e40727286abbd82bd20358d0ffe15c0dce1c123f03422d99bb181fc1b980428e1e81702a3501b174ee3d74a6dbf1ab65fcce40771b769151dd34

Download Submit
memory/2120-10-0x00000000013B0000-0x00000000013E2000-memory.dmp

Filesize
200KB

Download
memory/2120-22-0x00000000013B0000-0x00000000013E2000-memory.dmp

Filesize
200KB

Download
memory/2120-25-0x00000000013B0000-0x00000000013E2000-memory.dmp

Filesize
200KB

Download
memory/2120-31-0x00000000013B0000-0x00000000013E2000-memory.dmp

Filesize
200KB

Download
memory/2124-0-0x00000000008C0000-0x00000000008F2000-memory.dmp

Filesize
200KB

Download
memory/2124-9-0x0000000000570000-0x00000000005A2000-memory.dmp

Filesize
200KB

Download
memory/2124-19-0x00000000008C0000-0x00000000008F2000-memory.dmp

Filesize
200KB

Download

Analysis

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