urelas | ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08

General

Target

ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe
Size

68KB
MD5

9f81bedfaf1b15872f87157874b653c0
SHA1

1f7554185e6e08c0e6d30af160a3c87037ebd249
SHA256

ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08
SHA512

80c06a5e628f683f4b3e86413a876ef34309f5fff4120b0b32af9d850c1c54d6f49c0800f663a956f996cd11c551bf7f88c54af3ebb9de6c0b0f57fac7d0f58d
SSDEEP

1536:04/WgLAjdZsp+uChoLnDeoqYAJjvLFymnHsPeOcC:l//AjMp+u2onejH2PeS

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
2840	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2848	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.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	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.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 2400 wrote to memory of 2848	2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe	30
PID 2400 wrote to memory of 2848	2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe	30
PID 2400 wrote to memory of 2848	2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe	30
PID 2400 wrote to memory of 2848	2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe	30
PID 2400 wrote to memory of 2840	2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe	31
PID 2400 wrote to memory of 2840	2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe	31
PID 2400 wrote to memory of 2840	2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe	31
PID 2400 wrote to memory of 2840	2400	ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe	31

C:\Users\Admin\AppData\Local\Temp\ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe
"C:\Users\Admin\AppData\Local\Temp\ba638340ff255614a846f972a2c200ae8e3783916a78803cce2cb85712eced08.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2400
- 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:2848
- 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:2840

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

Loading Replay Monitor...

Downloads

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

Filesize
512B

MD5
a250860c0687ed9dda488805c025a2d2

SHA1
0c181ed3b46463d35631ca169f0928c33a1da389

SHA256
3947c34dfc780b424a3207c6ebe12f667bcb839733107f7a94fe495ec705cb37

SHA512
0286fcd24203ef574c9fc37200e4b0e65d58296162aa89b5424ab48b814bd237e609ab7eaf42a69bdad2ab6414bfbbfaec4757e28b29c69752e0e65a653f665a

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

Filesize
338B

MD5
93286cf08d3195c76e6b63dcd1162fc6

SHA1
b245d032d55e5d39952e6f9429a340cc675ff439

SHA256
f023034fff2e33495d98241f29eba76c69582998a9acfaf2981bf79dbe6fe53e

SHA512
4503f2f8e41e9e51c51ab653d6b3e57c282c5768982ebf8eb790c293adb4dda2bf3fb2eb9f3a7c0c3ac286e57d8e74bddfc7dfe8f04a643f762f3eb00ddb2d41

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

Filesize
68KB

MD5
5ce2f103d4299b8de6cf323c5d31cc7a

SHA1
2ca20ba41117201b1f099ec138ea1cd410ecbe05

SHA256
c46c4d5f566b198988f9469fd5128d21a1e27e3984819feda6234bd2173bac09

SHA512
657d744249b58fbc951ee9134122efa9577ca6f7507ff0242618ae72d1347bff2ccf9548740316dbc90e2ae57aed6c3020115a3029dfbdbc9da1828c935c2de2

Download Submit
memory/2400-0-0x0000000001000000-0x0000000001028000-memory.dmp

Filesize
160KB

Download
memory/2400-6-0x0000000000AD0000-0x0000000000AF8000-memory.dmp

Filesize
160KB

Download
memory/2400-19-0x0000000001000000-0x0000000001028000-memory.dmp

Filesize
160KB

Download
memory/2848-13-0x0000000001070000-0x0000000001098000-memory.dmp

Filesize
160KB

Download
memory/2848-22-0x0000000001070000-0x0000000001098000-memory.dmp

Filesize
160KB

Download
memory/2848-24-0x0000000001070000-0x0000000001098000-memory.dmp

Filesize
160KB

Download
memory/2848-30-0x0000000001070000-0x0000000001098000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing