urelas | a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280

Analysis

max time kernel
150s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23/11/2024, 17:57

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General

Target

a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe
Size

557KB
MD5

7fe3c05a108db999797fe06051691586
SHA1

2b44f9d07a02e336dc6c9742b064a21340cedc88
SHA256

a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280
SHA512

e95fb30851baba7b2076ddc18fcca1d63dbbb9c602082bab3c010073cdfeebe10a71c88c55601cbb84f175ac3a2f8d9ddbe7141c1b6ba208b8606ac33a24c471
SSDEEP

12288:zccNvdRExZGe+Q1nSoS++43x+l7QLiaEyT:znPfQp9L3olqFT

Score

10^/10

urelas discovery trojan upx

Malware Config

Extracted

Family

urelas

1.234.83.146

133.242.129.155

218.54.31.226

218.54.31.165

Signatures

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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	liobo.exe

Executes dropped EXE 2 IoCs

pid	Process
1600	liobo.exe
1784	koqok.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4012-0-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/files/0x000a000000023b78-6.dat	upx
behavioral2/memory/1600-11-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/memory/4012-14-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/memory/1600-17-0x0000000000400000-0x00000000004B6000-memory.dmp	upx
behavioral2/memory/1600-28-0x0000000000400000-0x00000000004B6000-memory.dmp	upx

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 4 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	a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	liobo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	koqok.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe
1784	koqok.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4012 wrote to memory of 1600	4012	a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe	83
PID 4012 wrote to memory of 1600	4012	a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe	83
PID 4012 wrote to memory of 1600	4012	a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe	83
PID 4012 wrote to memory of 4596	4012	a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe	84
PID 4012 wrote to memory of 4596	4012	a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe	84
PID 4012 wrote to memory of 4596	4012	a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe	84
PID 1600 wrote to memory of 1784	1600	liobo.exe	103
PID 1600 wrote to memory of 1784	1600	liobo.exe	103
PID 1600 wrote to memory of 1784	1600	liobo.exe	103

C:\Users\Admin\AppData\Local\Temp\a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe
"C:\Users\Admin\AppData\Local\Temp\a5ca924b9f7adb89ca3ee2a87b65ef17f94ee3c47071157f3c421c87556a8280.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Users\Admin\AppData\Local\Temp\liobo.exe
  "C:\Users\Admin\AppData\Local\Temp\liobo.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1600
- - C:\Users\Admin\AppData\Local\Temp\koqok.exe
    "C:\Users\Admin\AppData\Local\Temp\koqok.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1784
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4596

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\_uinsey.bat

Filesize
340B

MD5
b3ce5c1b79472fa7760a9cc0061075e5

SHA1
821a121ce2e23654efa7771d65fbe33bbf096eea

SHA256
cd5eb434e04e6db59d9d7be262689599ae0217ee48a45483f347106eb6a9f005

SHA512
184dc97c249581b992a5d81d819e8aeacd93b30f355afb2b32bbd2e4cbece549ecfab409261ecd2575659f2fa85340e7abf940e275a7c1b16bb2b8343345d009

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

Filesize
512B

MD5
50a06188f0a2d57808bfd39e4e262e5a

SHA1
a747084b5ad1d30ce80480b496b1459956fbbe01

SHA256
e09d87b32fa0f16a017a3cf41aa16173050631d158db3e0125298b8554fc262e

SHA512
a8ceb6c6dfaba1e44dcf33c2bea2656258d605e0a8c80981dd8b5f6434b7ad6ffeeea2d8c550583a1eb321cdf03c803f1221510cbba9d69b11e0de0d6b48a2a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\koqok.exe

Filesize
194KB

MD5
71607e9d7349d353d9ad9938de69c5c0

SHA1
a0665696579c5c97a89319559bb42f8bae17587f

SHA256
9b40d7c827468935b5e783ae7327ca3ed8d1179f42e31ccf0b29022c36d3b260

SHA512
bd73b852a414970ae4711d895b0200b1b65195c6a16639a877cfaafa86ed3cf50961cc4a43fe3f62cebbbe19ea818fba056c9119c5d1ea53be692dc3da9b7553

Download Submit
C:\Users\Admin\AppData\Local\Temp\liobo.exe

Filesize
558KB

MD5
195c538afe7cb6d06418747dd1350d0b

SHA1
6dd548df5cf3260b2db259b44fb6ab26c148ad94

SHA256
1fcd2797719ad20fe2a0f092c2b6a73ab0d4cd8a20fedc46ebb1ba687fd394ea

SHA512
36d7194e6d9b0fa9c5cbe14fb3bd89ea592b0cf664039b645395a0829d2056cec98f4321056ff1252e71dbd71fccc212a180bcebd10211898e69177bb57cafde

Download Submit
memory/1600-11-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/1600-28-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/1600-17-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/1784-27-0x00000000001D0000-0x00000000001D2000-memory.dmp

Filesize
8KB

Download
memory/1784-26-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/1784-31-0x00000000001D0000-0x00000000001D2000-memory.dmp

Filesize
8KB

Download
memory/1784-30-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/1784-32-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/1784-33-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/1784-34-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/1784-35-0x0000000000400000-0x0000000000494000-memory.dmp

Filesize
592KB

Download
memory/4012-0-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download
memory/4012-14-0x0000000000400000-0x00000000004B6000-memory.dmp

Filesize
728KB

Download