urelas | 2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd

General

Target

2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe
Size

76KB
MD5

3539c6479ddd574f3caefaf10738f98e
SHA1

118ff084a5b3c6e4d2e5e164e5bd005eae8a5628
SHA256

2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd
SHA512

b04f27452e6208941039ecf3e3c29bbca97377b78662720983075aae960e8047e812032d06ebe64f413873c96912576df116ceeab6a2145ff2c29dcba9eeb00a
SSDEEP

1536:9HxkDvWdB7O9dKymMyCMGni2Lz1LaRQLDEc:9RkjWjK9ABpGzlaRQLt

Score

10^/10

urelas discovery trojan upx

Malware Config

Extracted

Family

urelas

C2

218.54.47.77

218.54.47.74

Signatures

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

Checks computer location settings 2 TTPs 1 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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe

Executes dropped EXE 1 IoCs

pid	Process
1240	huter.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4112-0-0x00000000002E0000-0x0000000000311000-memory.dmp	upx
behavioral2/files/0x000a000000023b96-6.dat	upx
behavioral2/memory/1240-13-0x0000000000BB0000-0x0000000000BE1000-memory.dmp	upx
behavioral2/memory/4112-17-0x00000000002E0000-0x0000000000311000-memory.dmp	upx
behavioral2/memory/1240-20-0x0000000000BB0000-0x0000000000BE1000-memory.dmp	upx
behavioral2/memory/1240-22-0x0000000000BB0000-0x0000000000BE1000-memory.dmp	upx
behavioral2/memory/1240-25-0x0000000000BB0000-0x0000000000BE1000-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 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	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	huter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4112 wrote to memory of 1240	4112	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	84
PID 4112 wrote to memory of 1240	4112	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	84
PID 4112 wrote to memory of 1240	4112	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	84
PID 4112 wrote to memory of 1756	4112	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	85
PID 4112 wrote to memory of 1756	4112	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	85
PID 4112 wrote to memory of 1756	4112	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	85

C:\Users\Admin\AppData\Local\Temp\2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe
"C:\Users\Admin\AppData\Local\Temp\2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4112
- C:\Users\Admin\AppData\Local\Temp\huter.exe
  "C:\Users\Admin\AppData\Local\Temp\huter.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1240
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1756

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\golfinfo.ini

Filesize
512B

MD5
55d2fdd1432483e3ba86ebeccfe130b6

SHA1
7280b14d708800fd15303b2caa8628a0fbd7aa08

SHA256
5cfd1668ec0e5f3b5f8d04e54091d6f173bede6e6f9bb418819fd550095139fb

SHA512
36fd81128552356672b52936699c5e6362268c8131857e778e02a6862600c4feb20d13063d5f838e0887cb5083c648d39fe07faffba18c26387760752f9dd1f3

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

Filesize
76KB

MD5
df88b407e55214dc99fe0b2d45593776

SHA1
6cb5c89a4814c56b96b25fc88f2eb5856646f8c4

SHA256
13a1ae77597444086040985ae7014673547edcda44ac1580602e1f43b63aa82a

SHA512
3556ea70bcefeab18ae217c42ecb9633a6dd3651e766ee4424c853bfae052f5f83ce2fa75f40b7d4f4298a981da0b78064f17638027a3398879574b585fafed2

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

Filesize
338B

MD5
1c783268e0139e7589167442a5044617

SHA1
ce3b3d76d3f26595ff7b1782dd2264e5b8481eb5

SHA256
466194af281de5da18af82d2428b65f521d5d0923bc35749c9be4c615f3e6020

SHA512
e63d69188045f70522486648d3d087df834c3b96881977d72a8aae1959a9cd3e060520de605146eda32a7b840b18f999f26693efaa54d212a1c2b3ea9e35b2ba

Download Submit
memory/1240-13-0x0000000000BB0000-0x0000000000BE1000-memory.dmp

Filesize
196KB

Download
memory/1240-20-0x0000000000BB0000-0x0000000000BE1000-memory.dmp

Filesize
196KB

Download
memory/1240-22-0x0000000000BB0000-0x0000000000BE1000-memory.dmp

Filesize
196KB

Download
memory/1240-25-0x0000000000BB0000-0x0000000000BE1000-memory.dmp

Filesize
196KB

Download
memory/4112-0-0x00000000002E0000-0x0000000000311000-memory.dmp

Filesize
196KB

Download
memory/4112-17-0x00000000002E0000-0x0000000000311000-memory.dmp

Filesize
196KB

Download

Analysis

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