urelas | 7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5

General

Target

7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe
Size

75KB
MD5

5656efd78137ba5c4116b9fc276fd435
SHA1

4519dacd01561d0c395ee428272ca9ddbb739d80
SHA256

7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5
SHA512

363be99a049b5a833ad4bc77952bd23bfe17038f95e8792a783cd9d7403061894ebe950f4a313f63c3920331b9f0edd4cb836f2b788f471ecb62ded32c873bbb
SSDEEP

1536:9HxkDvWdB7O9dKymMyCMGni2Lz1LaRQLDxPt:9RkjWjK9ABpGzlaRQLNF

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
2972	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1476	huter.exe

Loads dropped DLL 1 IoCs

pid	Process
2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2488-0-0x0000000000090000-0x00000000000C1000-memory.dmp	upx
behavioral1/files/0x00280000000186b7-4.dat	upx
behavioral1/memory/1476-10-0x00000000012C0000-0x00000000012F1000-memory.dmp	upx
behavioral1/memory/2488-19-0x0000000000090000-0x00000000000C1000-memory.dmp	upx
behavioral1/memory/1476-22-0x00000000012C0000-0x00000000012F1000-memory.dmp	upx
behavioral1/memory/1476-24-0x00000000012C0000-0x00000000012F1000-memory.dmp	upx
behavioral1/memory/1476-27-0x00000000012C0000-0x00000000012F1000-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	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.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 2488 wrote to memory of 1476	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	30
PID 2488 wrote to memory of 1476	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	30
PID 2488 wrote to memory of 1476	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	30
PID 2488 wrote to memory of 1476	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	30
PID 2488 wrote to memory of 1476	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	30
PID 2488 wrote to memory of 1476	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	30
PID 2488 wrote to memory of 1476	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	30
PID 2488 wrote to memory of 2972	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	31
PID 2488 wrote to memory of 2972	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	31
PID 2488 wrote to memory of 2972	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	31
PID 2488 wrote to memory of 2972	2488	7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe	31

C:\Users\Admin\AppData\Local\Temp\7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe
"C:\Users\Admin\AppData\Local\Temp\7d78d5edffdab1f08600c0981a8be02c11d1532c6993e56dce8e080546a28ce5.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2488
- 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:1476
- 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:2972

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

Loading Replay Monitor...

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
83fc7682c7fe83369ba853ce9c52c218

SHA1
c4e5f3e808d48b956aa086e635c17f962347d76e

SHA256
9f3ea702d5a07936077db3d3537617e7b4d0b45e13e5ca3ad6a2e50371dcb878

SHA512
57a6db6c9d55a856315f7c84adc93eb88fab9bac001968f706523b97f8b3e428a4cc0505b94de77db7cba734163659d4fa5db82da5ff692d3c0e7ce7febb59c7

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

Filesize
75KB

MD5
b5cf0b5c45bf86612113abadc2c5a50f

SHA1
6a5320d1044fb878c4bfd0015e206ffe38a4eafd

SHA256
e3855d51a90584c8152c3cc2fcf1599d326b8d03083602e39b6e0806cc483a98

SHA512
58e393c8dcdd71c7b88533ecba68872ea2faa36743e7bead778a23b98b111453cd794cfd37320ae7600ffdaa75a0401d398f396ce6f64bdfeb8404458d1a3c38

Download Submit
memory/1476-10-0x00000000012C0000-0x00000000012F1000-memory.dmp

Filesize
196KB

Download
memory/1476-22-0x00000000012C0000-0x00000000012F1000-memory.dmp

Filesize
196KB

Download
memory/1476-24-0x00000000012C0000-0x00000000012F1000-memory.dmp

Filesize
196KB

Download
memory/1476-27-0x00000000012C0000-0x00000000012F1000-memory.dmp

Filesize
196KB

Download
memory/2488-0-0x0000000000090000-0x00000000000C1000-memory.dmp

Filesize
196KB

Download
memory/2488-7-0x0000000000630000-0x0000000000661000-memory.dmp

Filesize
196KB

Download
memory/2488-19-0x0000000000090000-0x00000000000C1000-memory.dmp

Filesize
196KB

Download

Analysis

Sharing