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

Deletes itself 1 IoCs

pid	Process
2808	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2712	huter.exe

Loads dropped DLL 1 IoCs

pid	Process
2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2688-0-0x00000000008A0000-0x00000000008D1000-memory.dmp	upx
behavioral1/files/0x000f000000015677-4.dat	upx
behavioral1/memory/2712-10-0x0000000001090000-0x00000000010C1000-memory.dmp	upx
behavioral1/memory/2688-18-0x00000000008A0000-0x00000000008D1000-memory.dmp	upx
behavioral1/memory/2712-21-0x0000000001090000-0x00000000010C1000-memory.dmp	upx
behavioral1/memory/2712-23-0x0000000001090000-0x00000000010C1000-memory.dmp	upx
behavioral1/memory/2712-25-0x0000000001090000-0x00000000010C1000-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 11 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2712	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	30
PID 2688 wrote to memory of 2712	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	30
PID 2688 wrote to memory of 2712	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	30
PID 2688 wrote to memory of 2712	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	30
PID 2688 wrote to memory of 2712	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	30
PID 2688 wrote to memory of 2712	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	30
PID 2688 wrote to memory of 2712	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	30
PID 2688 wrote to memory of 2808	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	31
PID 2688 wrote to memory of 2808	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	31
PID 2688 wrote to memory of 2808	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	31
PID 2688 wrote to memory of 2808	2688	2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe	31

C:\Users\Admin\AppData\Local\Temp\2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe
"C:\Users\Admin\AppData\Local\Temp\2346f7fc466a2579b7db4326b349cd9115c9bde7bc4247ee6492fc011e6b6efd.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2688
- 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:2712
- 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:2808

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\golfinfo.ini

Filesize
512B

MD5
55d2fdd1432483e3ba86ebeccfe130b6

SHA1
7280b14d708800fd15303b2caa8628a0fbd7aa08

SHA256
5cfd1668ec0e5f3b5f8d04e54091d6f173bede6e6f9bb418819fd550095139fb

SHA512
36fd81128552356672b52936699c5e6362268c8131857e778e02a6862600c4feb20d13063d5f838e0887cb5083c648d39fe07faffba18c26387760752f9dd1f3

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

Filesize
338B

MD5
1c783268e0139e7589167442a5044617

SHA1
ce3b3d76d3f26595ff7b1782dd2264e5b8481eb5

SHA256
466194af281de5da18af82d2428b65f521d5d0923bc35749c9be4c615f3e6020

SHA512
e63d69188045f70522486648d3d087df834c3b96881977d72a8aae1959a9cd3e060520de605146eda32a7b840b18f999f26693efaa54d212a1c2b3ea9e35b2ba

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

Filesize
76KB

MD5
4da59f0c133609dd21be3f4ee6c55359

SHA1
344dc04ba49e4cfef2fed40fed555e55481a0451

SHA256
75f43987f463f1eb89123144c5f449d9eb75e4ac33a0f0f8451c10e993b20bdf

SHA512
8cdbb7a04355b0a68f22b825ce42e10a665f61a8f871ef2e7ac9c5c4c4af52ae29a48d8ffcd0ae650cbcf0c9288d9451e7b405c8b9e03582a44db66b2f34cf85

Download Submit
memory/2688-0-0x00000000008A0000-0x00000000008D1000-memory.dmp

Filesize
196KB

Download
memory/2688-6-0x0000000001F70000-0x0000000001FA1000-memory.dmp

Filesize
196KB

Download
memory/2688-18-0x00000000008A0000-0x00000000008D1000-memory.dmp

Filesize
196KB

Download
memory/2712-10-0x0000000001090000-0x00000000010C1000-memory.dmp

Filesize
196KB

Download
memory/2712-21-0x0000000001090000-0x00000000010C1000-memory.dmp

Filesize
196KB

Download
memory/2712-23-0x0000000001090000-0x00000000010C1000-memory.dmp

Filesize
196KB

Download
memory/2712-25-0x0000000001090000-0x00000000010C1000-memory.dmp

Filesize
196KB

Download

Analysis

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