urelas | 267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9

General

Target

267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe
Size

57KB
MD5

92777caee4500fd51c45f28309c86400
SHA1

a14bddba1c53a0dc74200fe788f10b4d1f026c38
SHA256

267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9
SHA512

4e1b8dca0f91b04a1ea7825b83a7498134560af15454e3cc46bb14c16ddb613cfa53d5a2ad97acb68961479a0b914b4b0e53e9a939988654c9e3dc2b3c9e1f5a
SSDEEP

1536:amZ+4hcuX5uZ79jmvFQTXnz9yQ/PFBhl1LgU:amZ+luXwy2f9LDhDLgU

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
2472	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2060	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.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	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.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 2520 wrote to memory of 2060	2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe	30
PID 2520 wrote to memory of 2060	2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe	30
PID 2520 wrote to memory of 2060	2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe	30
PID 2520 wrote to memory of 2060	2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe	30
PID 2520 wrote to memory of 2472	2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe	31
PID 2520 wrote to memory of 2472	2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe	31
PID 2520 wrote to memory of 2472	2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe	31
PID 2520 wrote to memory of 2472	2520	267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe	31

C:\Users\Admin\AppData\Local\Temp\267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe
"C:\Users\Admin\AppData\Local\Temp\267efb72ec4589473983bc5aa961422ea6b25a63692451376c9dc78e22c93df9N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2520
- 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:2060
- 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:2472

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
26625b4ca7658f7ba4dc7d982782323c

SHA1
574aa314998c39e683675ccf457b0305341a4aaf

SHA256
c494e0ffeee72023dac244366c08072f677ba328ba805f9e480abc2824e99283

SHA512
5a9af4c6be10240dec0d33b37bc6f6836f1db5d0a2a9dd158d63848a8a97dad68e2d9217aca2b2d1cf122d9534aba0d23b247f6686c4ff934bd7035a927d9b9d

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

Filesize
340B

MD5
83216fa7c3a8fbc7b3d9ee51e34f1f01

SHA1
daaad735ac904d587a2f5a0ad5e1fb5d479429b7

SHA256
86195fc0bec550aa4abb97244154862f8bd3b970e678850305b12d2786b30f1b

SHA512
d11273f59ed60098b2ffae4945cf8766061f4913b0fc15ddf188d53de9f9b74348598fa4dd3e6aaebcf81f2cd3f53c4d61456b25e28ca341f11d8b2bd56d1493

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

Filesize
57KB

MD5
067fcead33f4ff2f26304190154c8ebe

SHA1
6e68b628083931f8f304f9762b53836794cca80e

SHA256
a16c134f31227e995b2afc4144eafa9cdc5b1021123d14012b9bc789a5c7ede2

SHA512
32d254308d1bb07fb1ee3e6e6ec4ea832265e0b584d6c9788e2062af4ea8e592c3ab87248196958a23350c3da5503acbbf531c8f6162a70c0ccf8e20dd2c9159

Download Submit
memory/2060-19-0x0000000001310000-0x0000000001342000-memory.dmp

Filesize
200KB

Download
memory/2060-22-0x0000000001310000-0x0000000001342000-memory.dmp

Filesize
200KB

Download
memory/2060-25-0x0000000001310000-0x0000000001342000-memory.dmp

Filesize
200KB

Download
memory/2060-31-0x0000000001310000-0x0000000001342000-memory.dmp

Filesize
200KB

Download
memory/2520-0-0x0000000000D00000-0x0000000000D32000-memory.dmp

Filesize
200KB

Download
memory/2520-16-0x00000000005D0000-0x0000000000602000-memory.dmp

Filesize
200KB

Download
memory/2520-18-0x0000000000D00000-0x0000000000D32000-memory.dmp

Filesize
200KB

Download

Analysis

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