urelas | b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf

General

Target

b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe
Size

57KB
MD5

6499c25b94de72746749d9d3e41ae441
SHA1

c714663e5fb9c178d35ee9f999a03837d9d20b77
SHA256

b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf
SHA512

4b9c545024c6b8705ec477dec2c4aa56abd4824b0834b5e9f8648ab0353398c2becde5bf43739cf8552afac82e3d538ccac82bf657ead399285f5703f270dd7e
SSDEEP

1536:amZ+4hcuX5uZ79jmvFQTXnz9yQ/PFBhl1At:amZ+luXwy2f9LDhDAt

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
2772	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1576	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 1576	2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe	31
PID 2068 wrote to memory of 1576	2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe	31
PID 2068 wrote to memory of 1576	2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe	31
PID 2068 wrote to memory of 1576	2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe	31
PID 2068 wrote to memory of 2772	2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe	32
PID 2068 wrote to memory of 2772	2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe	32
PID 2068 wrote to memory of 2772	2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe	32
PID 2068 wrote to memory of 2772	2068	b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe	32

C:\Users\Admin\AppData\Local\Temp\b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe
"C:\Users\Admin\AppData\Local\Temp\b0e6d36f46657479f1d960d4d3216d47fae4ec767f1360182200cc09d87e26cf.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068
- 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:1576
- 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:2772

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\golfinfo.ini

Filesize
512B

MD5
26625b4ca7658f7ba4dc7d982782323c

SHA1
574aa314998c39e683675ccf457b0305341a4aaf

SHA256
c494e0ffeee72023dac244366c08072f677ba328ba805f9e480abc2824e99283

SHA512
5a9af4c6be10240dec0d33b37bc6f6836f1db5d0a2a9dd158d63848a8a97dad68e2d9217aca2b2d1cf122d9534aba0d23b247f6686c4ff934bd7035a927d9b9d

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

Filesize
338B

MD5
17297bad330f17eeb00185a0f05b4940

SHA1
a5dbe0a8dc293449c49cc16ca44783541510609a

SHA256
bf4e2c3dff822d2b914b99ca67153a0354ece41329fd9ad8229d644af7e4717b

SHA512
6b77af2075162b9b1fa9598778fec8b63bcb0935a931ad880b35198adb6c13cbbf39c2a2518e1e5c136e3af0e48b976758be3402cc7f806fe44fba6a16ca90df

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

Filesize
57KB

MD5
35a406fa054dc3c3bd51036ebd089eec

SHA1
d086f073d6c7f06b0bed00de77a382feddf48ba4

SHA256
64b51d0fb7c131ae88acbcc5feb6bb03673a0c471e0a041bde3ff614d207a7a5

SHA512
d3ab9e7445f69cd9dda558cf93e9eac15745c65dc591b4170acf4b3ad94fab24b7058a79a6eecf0f56a17a839bea15663b5c66ad4d6fddc69886575a49ad2579

Download Submit
memory/1576-11-0x0000000000F90000-0x0000000000FC2000-memory.dmp

Filesize
200KB

Download
memory/1576-22-0x0000000000F90000-0x0000000000FC2000-memory.dmp

Filesize
200KB

Download
memory/1576-24-0x0000000000F90000-0x0000000000FC2000-memory.dmp

Filesize
200KB

Download
memory/1576-31-0x0000000000F90000-0x0000000000FC2000-memory.dmp

Filesize
200KB

Download
memory/2068-0-0x00000000001E0000-0x0000000000212000-memory.dmp

Filesize
200KB

Download
memory/2068-8-0x00000000002E0000-0x0000000000312000-memory.dmp

Filesize
200KB

Download
memory/2068-19-0x00000000001E0000-0x0000000000212000-memory.dmp

Filesize
200KB

Download

Analysis

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