urelas | 784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0

General

Target

784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe
Size

61KB
MD5

00db57ed96fd2098d9a862cdeb6a6d10
SHA1

7a6cac4a0c84b8b1bc2db6d978b8ecb2f9d10873
SHA256

784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0
SHA512

34d6ac1f5f31c6d27c6a7d2f9731e8c903e87f78681488bb84ad0653b079370e553bddf99ba8abd95919495d753e9c4fb237bdb3aa732ab752d7fa2db753ec36
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPA:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdT

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

Deletes itself 1 IoCs

pid	Process
2456	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2304	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.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	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 2304	1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe	30
PID 1144 wrote to memory of 2304	1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe	30
PID 1144 wrote to memory of 2304	1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe	30
PID 1144 wrote to memory of 2304	1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe	30
PID 1144 wrote to memory of 2456	1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe	31
PID 1144 wrote to memory of 2456	1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe	31
PID 1144 wrote to memory of 2456	1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe	31
PID 1144 wrote to memory of 2456	1144	784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe	31

C:\Users\Admin\AppData\Local\Temp\784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe
"C:\Users\Admin\AppData\Local\Temp\784818a96bcc2823b6460484e4d3e352c54369edf9d8c4b066a04f6b580173c0N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1144
- 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:2304
- 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:2456

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
340B

MD5
45a59f0569903e12dc89a26469adf588

SHA1
e1c609dfe1cbdac61eb2956549acdf4d2125b09d

SHA256
2bb681dab9b2a8ba2f2bb683fe62bf7e6e0c6ae0ffa5d8fef540a793d02fecfe

SHA512
c0141710a2446c855ae1846b29d08f8d24c9cfb310c2c9f6dd4e8d070834b9db4f1aa3fc2f0e45c020e3308172fe12b7b8f85264cfde309a01a2a18c976b6799

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

Filesize
61KB

MD5
bb6305db7212eb44dede54c77068c459

SHA1
9e9175997ac9da5e8678635fcae566bf08d86e90

SHA256
9846db6a8d0f88a830fe4b7f3be903095bc0c804b43469e4dad47baaf0425e0e

SHA512
38806433499e6833e41241b1b37cae9d8848a07fcaa8aca933b5ddf1126b53813af209372402f5fb515233ab507002c187fdc36e201972cf7939bab42e7e2878

Download Submit
memory/1144-0-0x0000000000FB0000-0x0000000000FE5000-memory.dmp

Filesize
212KB

Download
memory/1144-15-0x0000000000420000-0x0000000000455000-memory.dmp

Filesize
212KB

Download
memory/1144-18-0x0000000000FB0000-0x0000000000FE5000-memory.dmp

Filesize
212KB

Download
memory/2304-17-0x0000000000A60000-0x0000000000A95000-memory.dmp

Filesize
212KB

Download
memory/2304-21-0x0000000000A60000-0x0000000000A95000-memory.dmp

Filesize
212KB

Download
memory/2304-23-0x0000000000A60000-0x0000000000A95000-memory.dmp

Filesize
212KB

Download
memory/2304-30-0x0000000000A60000-0x0000000000A95000-memory.dmp

Filesize
212KB

Download

Analysis

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