urelas | 652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1ca

General

Target

652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe
Size

55KB
MD5

0f41cf6554c89c7486ddce00aaaff410
SHA1

473f131630e86be55efb00eeb64f90a91e6e1578
SHA256

652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1ca
SHA512

c64eedbce5320fe0cc0517ff054ed22195522b636a2f4c586edab49cbb80e37066570fabd9e5bf8c00308b40e16c9fe45dbff14c0e7231e0310ec2e911f4626f
SSDEEP

1536:qw788avzI+on+TqOK0cHMqtzMLvWsrupwnTf1GqT7o:qwda7KVr0cHneunw1o

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
2904	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2892	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.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	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.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 2004 wrote to memory of 2892	2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe	30
PID 2004 wrote to memory of 2892	2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe	30
PID 2004 wrote to memory of 2892	2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe	30
PID 2004 wrote to memory of 2892	2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe	30
PID 2004 wrote to memory of 2904	2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe	31
PID 2004 wrote to memory of 2904	2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe	31
PID 2004 wrote to memory of 2904	2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe	31
PID 2004 wrote to memory of 2904	2004	652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe	31

C:\Users\Admin\AppData\Local\Temp\652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe
"C:\Users\Admin\AppData\Local\Temp\652b84b4eb5106f43433b5a98ced1d0f3d8dad22d8ea3b75c7bf4a21967ce1caN.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2004
- 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:2892
- 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:2904

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
55KB

MD5
1fd106221a1ab48042e5a91d94d7b61e

SHA1
3f5e75a37ffb9da39ba51ae0a7e0cd6df123609b

SHA256
9f8e55c7837a257d5ffe3471790badfebf4f992f1bfb7c66bac79348a49c8c9e

SHA512
f1e050a7deaaf8c65731009e1fb1a5fe079be57acde948394ba587f2a2c628a32e8633ea34fa716eb00154dd79c69036e7fb8f69871a0081331d2ffff6b2f0ed

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

Filesize
512B

MD5
0750e4580a3e9076e82bdc6ad33ba927

SHA1
b1e526b3833feda0e3b0738c6865fdac6360bf07

SHA256
74428e568204ea0d1c31570864cb96b1c2b672880f7575220957bf5fc2b24d89

SHA512
303b2cb8e644b336d7bf0892eadc84b414afdc41216719721aa0cf27fc18ecea1a2e943f07813c41d55c4166e489f89ec61a4fcead679ed3de8b323ecb42a8d9

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

Filesize
340B

MD5
2d2221cc9f618bcbd81a246e3bc118c5

SHA1
268b96768e4304eed03fc4a0ebf3bc24fbb4b7e8

SHA256
70da31a1fd931c2754ce5f211ea99983737e5fd81580e26f674c03662bd0b72f

SHA512
9c9a28ce05a427501b1e83f120e0c88c6c91825af20ad61c6cdcc69f249db1a778614f3e98c029da26bc0a5e89a7ad5db102bf0f7f28fe114b4b1725c46ba9e0

Download Submit
memory/2004-0-0x0000000000930000-0x0000000000961000-memory.dmp

Filesize
196KB

Download
memory/2004-9-0x0000000000470000-0x00000000004A1000-memory.dmp

Filesize
196KB

Download
memory/2004-18-0x0000000000930000-0x0000000000961000-memory.dmp

Filesize
196KB

Download
memory/2892-10-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/2892-21-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/2892-24-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download
memory/2892-30-0x0000000000160000-0x0000000000191000-memory.dmp

Filesize
196KB

Download

Analysis

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