urelas | 1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987

General

Target

1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe
Size

60KB
MD5

6e687e80f6636c9324ca1eff6919eb32
SHA1

3b2660a9609a7f36d174a1db481e06749df22ba8
SHA256

1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987
SHA512

89833971c7065c8bba6dfa42d72aff6ea62f93b3294142bf2ee589d43fdbe9f90bb6d2310c78a638dcc92cfde9269597a7f8d9209d8521d511cda33a1019b839
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPP:nK0GjMeQG3iaQREuVZ6ro29p4YxbKd0

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
2756	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2680	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.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	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.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 2788 wrote to memory of 2680	2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe	31
PID 2788 wrote to memory of 2680	2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe	31
PID 2788 wrote to memory of 2680	2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe	31
PID 2788 wrote to memory of 2680	2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe	31
PID 2788 wrote to memory of 2756	2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe	32
PID 2788 wrote to memory of 2756	2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe	32
PID 2788 wrote to memory of 2756	2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe	32
PID 2788 wrote to memory of 2756	2788	1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe	32

C:\Users\Admin\AppData\Local\Temp\1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe
"C:\Users\Admin\AppData\Local\Temp\1dbc8a898f9f874c4c857f3ade55f9c0a9c94352da3a23c76d2e1415d65d6987.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2788
- 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:2680
- 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:2756

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\biudfw.exe

Filesize
60KB

MD5
ad1243bbc38c7af2a652df2d9aa55dbf

SHA1
f1c2c491186353dd10e5c2a46d5b02263d5e47bb

SHA256
27ff279a6469195a03eb930a6168ca5ff10d491c37d04acbac48185347de7629

SHA512
75cc33164247c060a46ed6940f83a37e786b1334c6179fc9a83fe1adcfcb6929c59acd39abe439da907258a2c2a9628ebe96fb036e96940cd3329eace56c17e6

Download Submit
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
338B

MD5
d1eb9234f17648b27c283b317e039b81

SHA1
10a41773f40ba940d858fd2faef7b614c9bf6ab4

SHA256
c9a6e9a0ca60afa0b04d30a67604d4710c484b920773faa5fd4d2d8f13e94343

SHA512
014e1b0a53421be2aa380da9c0493a1f43324e9dc8afd114e2e7296c9f5b6dbd764b8f0e60ccc01f6cb94f74512912c52688a38bbf5e2b864eabea6c9774909c

Download Submit
memory/2680-18-0x0000000000180000-0x00000000001B5000-memory.dmp

Filesize
212KB

Download
memory/2680-21-0x0000000000180000-0x00000000001B5000-memory.dmp

Filesize
212KB

Download
memory/2680-24-0x0000000000180000-0x00000000001B5000-memory.dmp

Filesize
212KB

Download
memory/2680-31-0x0000000000180000-0x00000000001B5000-memory.dmp

Filesize
212KB

Download
memory/2788-0-0x0000000000110000-0x0000000000145000-memory.dmp

Filesize
212KB

Download
memory/2788-17-0x0000000000110000-0x0000000000145000-memory.dmp

Filesize
212KB

Download

Analysis

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