urelas | 3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347

Analysis

max time kernel
150s
max time network
127s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 06:47

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General

Target

3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe
Size

348KB
MD5

93db11bb283279a3d520050cf0ef426e
SHA1

f98cb13e6c10407f866ebbc9cb41cac31a293485
SHA256

3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347
SHA512

928217623428c6c85b86872ed5853faa07c0ffbbce829a1f17bf34aec3a47bc85f7557decf95d8d8f591bb3d919720cf1669a1e429750d2b52ba13fbe16ec463
SSDEEP

6144:c/bE5G5KiR0J0dCsnGb/6VOpLc91WlvhDSNZR:A0G5obGGraOpUWlpq

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

218.54.31.226

218.54.31.165

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
urelas

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
2380	cmd.exe

Executes dropped EXE 3 IoCs

Processes:

biahp.exeryxymo.exeodwyo.exe

pid	Process
2892	biahp.exe
1824	ryxymo.exe
1272	odwyo.exe

Loads dropped DLL 6 IoCs

Processes:

3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exebiahp.exeryxymo.exe

pid	Process
2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe
2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe
2892	biahp.exe
2892	biahp.exe
1824	ryxymo.exe
1824	ryxymo.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 6 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

Processes:

biahp.execmd.exeryxymo.exeodwyo.execmd.exe3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biahp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ryxymo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	odwyo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe

Suspicious behavior: EnumeratesProcesses 61 IoCs

Processes:

odwyo.exe

pid	Process
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe
1272	odwyo.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exebiahp.exeryxymo.exe

description	pid	Process	procid_target
PID 2728 wrote to memory of 2892	2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe	30
PID 2728 wrote to memory of 2892	2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe	30
PID 2728 wrote to memory of 2892	2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe	30
PID 2728 wrote to memory of 2892	2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe	30
PID 2728 wrote to memory of 2380	2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe	31
PID 2728 wrote to memory of 2380	2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe	31
PID 2728 wrote to memory of 2380	2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe	31
PID 2728 wrote to memory of 2380	2728	3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe	31
PID 2892 wrote to memory of 1824	2892	biahp.exe	33
PID 2892 wrote to memory of 1824	2892	biahp.exe	33
PID 2892 wrote to memory of 1824	2892	biahp.exe	33
PID 2892 wrote to memory of 1824	2892	biahp.exe	33
PID 1824 wrote to memory of 1272	1824	ryxymo.exe	35
PID 1824 wrote to memory of 1272	1824	ryxymo.exe	35
PID 1824 wrote to memory of 1272	1824	ryxymo.exe	35
PID 1824 wrote to memory of 1272	1824	ryxymo.exe	35
PID 1824 wrote to memory of 1608	1824	ryxymo.exe	36
PID 1824 wrote to memory of 1608	1824	ryxymo.exe	36
PID 1824 wrote to memory of 1608	1824	ryxymo.exe	36
PID 1824 wrote to memory of 1608	1824	ryxymo.exe	36

C:\Users\Admin\AppData\Local\Temp\3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe
"C:\Users\Admin\AppData\Local\Temp\3da45666e1ca4ab248a643666b3594f3195bfbe1c47955438fd172f26341e347.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2728
- C:\Users\Admin\AppData\Local\Temp\biahp.exe
  "C:\Users\Admin\AppData\Local\Temp\biahp.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Users\Admin\AppData\Local\Temp\ryxymo.exe
    "C:\Users\Admin\AppData\Local\Temp\ryxymo.exe" OK
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1824
  - - C:\Users\Admin\AppData\Local\Temp\odwyo.exe
      "C:\Users\Admin\AppData\Local\Temp\odwyo.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      PID:1272
  - - C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
      4⤵
      System Location Discovery: System Language Discovery
      PID:1608
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2380

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\_vslite.bat

Filesize
340B

MD5
eab8cdeb2432c313cf894fecaa61891f

SHA1
18c946de296176c12a253b09782244d0b32743ee

SHA256
04f87133dcb9c056a48337e2a1805bf605e6fb57116d90520d2193594f93b2bd

SHA512
6b806a2e34affbfca2a36bb6d3c7a01d18730feb3e2adef2c91cbe19037d015142076e342aa62299756cd65d8a844cf8c120e0e66c7f90df9fb78d3afb9dadf6

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

Filesize
224B

MD5
5e75c301323d194df59243a5f01d9e4e

SHA1
10cae33f16d226e983e4f85563ae28cc2ae91ff0

SHA256
f2c3986dafc50a1856a993503e905a4795d9b88e5daec5398b6f08dac8731e5c

SHA512
d76c43f166c59879bea3379b29bc9dc7b9125198a3e0e29db4d7947ff08c40252a7abf839cfbd5f277364802e7f5df3262c47e295e5225da023d4a5924ca39a9

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C:\Users\Admin\AppData\Local\Temp\biahp.exe

Filesize
349KB

MD5
160092970417e7a40e9acd51e65d59dd

SHA1
891e7eb00d6df0cad879d8682645812dd7d6dec9

SHA256
080c1432085b318a480dcd9aa1b45147a39378388d5f7fc145cc1e25962177c5

SHA512
002ac7a961988179791cc382cb294f54ae5e5149934ab903b34e733bddc63d869c947ea6364f1d57031c29ba402691ebe51c8ff8e6f6f7c7c81d2d58907b35ec

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

Filesize
512B

MD5
7d57282ba0706027541c4bd96d67aea7

SHA1
49ee928079853ae3c1fd6f185e95a288fbc89113

SHA256
922c745e72b1116f11d542d6a382b1fc653da1df0c6f50aeef16a8b97de3161c

SHA512
7f204742a4505868e2781980dd1336dd6353ef2257cfc9266fec8dee4b31ad9fbaedc4f5e0b9880f2aa9b275b7c4bb4c1ca2d9af1d989a7541986b0b1377d2a5

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

Filesize
115KB

MD5
22576843fd863242a67c062ec79b2d39

SHA1
8474706e12ac2319a9ffdf1a788f850878055c72

SHA256
b7ab93b1d70a1225994b29193debcac470c5a9ea72bcdded366c3f191454d0db

SHA512
1a36bf3d482e7b2753195d9617e24019caa3b7149a09c2a178f1ec43b33b1b41f9bd1fcae50fdc91d7b097d03b70d0c0651fb1fac7cabb722b069d13470143ff

Download Submit
memory/1272-66-0x00000000008E0000-0x0000000000962000-memory.dmp

Filesize
520KB

Download
memory/1272-65-0x00000000008E0000-0x0000000000962000-memory.dmp

Filesize
520KB

Download
memory/1272-64-0x00000000008E0000-0x0000000000962000-memory.dmp

Filesize
520KB

Download
memory/1272-63-0x00000000008E0000-0x0000000000962000-memory.dmp

Filesize
520KB

Download
memory/1272-62-0x00000000008E0000-0x0000000000962000-memory.dmp

Filesize
520KB

Download
memory/1272-61-0x00000000008E0000-0x0000000000962000-memory.dmp

Filesize
520KB

Download
memory/1272-50-0x00000000008E0000-0x0000000000962000-memory.dmp

Filesize
520KB

Download
memory/1824-37-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/1824-43-0x0000000003540000-0x00000000035C2000-memory.dmp

Filesize
520KB

Download
memory/1824-58-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2728-0-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2728-25-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2728-10-0x0000000002940000-0x000000000299C000-memory.dmp

Filesize
368KB

Download
memory/2728-12-0x0000000002940000-0x000000000299C000-memory.dmp

Filesize
368KB

Download
memory/2892-33-0x0000000002130000-0x000000000218C000-memory.dmp

Filesize
368KB

Download
memory/2892-34-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2892-15-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

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