urelas | a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872

General

Target

a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe
Size

57KB
MD5

bdf0b1396561fba8fb27d3f4b0b8ed41
SHA1

a4bacf1ad91282a0d85d39f695c088e8dc8d1530
SHA256

a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872
SHA512

6cbb8f4a25a67723ddb146ef0cd18ddc55599cc751624661f9b016c333dad4adfcd5148be92bd7c3b1c0a247ee14ea65c016b9f9e98364b42ecd0904f7e3ffb0
SSDEEP

1536:MQPzemdaNqAPG17k74qlmbbVgYyvxcd5jnGWqN7kS8Ne:MOemdTd1o74qlmbbJ+x+Ikm

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

218.54.47.76

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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe

Executes dropped EXE 2 IoCs

pid	Process
3248	biudfw.exe
3248	biudfw.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 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	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4188 wrote to memory of 3248	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	85
PID 4188 wrote to memory of 3248	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	85
PID 4188 wrote to memory of 3248	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	85
PID 4188 wrote to memory of 580	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	86
PID 4188 wrote to memory of 580	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	86
PID 4188 wrote to memory of 580	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	86
PID 4188 wrote to memory of 3248	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	85
PID 4188 wrote to memory of 3248	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	85
PID 4188 wrote to memory of 3248	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	85
PID 4188 wrote to memory of 580	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	86
PID 4188 wrote to memory of 580	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	86
PID 4188 wrote to memory of 580	4188	a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe	86

C:\Users\Admin\AppData\Local\Temp\a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe
"C:\Users\Admin\AppData\Local\Temp\a87a888a40ed1ac3de8fcfe2528b51a2097a4a25840bc0da213083f33161f872.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4188
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3248
- 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:580

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

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Downloads

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

Filesize
57KB

MD5
f011d40de837e7e2346fa8b75b6027f7

SHA1
b2fab56cfb8db426621c9d9cec97a07b7dc9c4f3

SHA256
02272cb0bc9c33b418571ddcd87d72963ebb40d9dd8e6c49130036471db5d59a

SHA512
2757373afc0f595fa78dc62dd8b5b352f5a2b2b4db5033b88aa9e86df369fbb525128ca1b1fbdf91f27cd95d819a36db121aa126942dd03842292e172850d458

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

Filesize
512B

MD5
7cdc8777d33db85bc19aefb64879a7f7

SHA1
f2d494d4dfe93a05eb58513935196e8578648adf

SHA256
9af382db716e39144dda99d3d9afbd5df9b65e6a36af229e715c00539bce6336

SHA512
34b075db80bf3704f76f9dd28eedffe88c9b3b5f730c79c27b9908fe2865847ae925487de2dcc1a8566bd3836d3b770ca3831d0b110312376684a92e42c6b48f

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

Filesize
338B

MD5
d7422754bbf7eadb3322464345f79c3c

SHA1
361ce840408625b507020ac9c4e8266c561ac3e6

SHA256
56d2b1f51f313d18df3b7a05d7d14d4fd7f189b050fecf1b4971095c557c179a

SHA512
99e889b4496bab4f45cff1e7e8c28a0c956cc5ecd3b24189298c446e14d6560d50876d4589b08a99c53a8e6c5663c1adb087cb0da4fe77e9c5af3d59971b2368

Download Submit
memory/3248-10-0x00000000008B0000-0x00000000008D6000-memory.dmp

Filesize
152KB

Download
memory/3248-18-0x00000000008B0000-0x00000000008D6000-memory.dmp

Filesize
152KB

Download
memory/3248-10-0x00000000008B0000-0x00000000008D6000-memory.dmp

Filesize
152KB

Download
memory/3248-18-0x00000000008B0000-0x00000000008D6000-memory.dmp

Filesize
152KB

Download
memory/4188-0-0x0000000000A80000-0x0000000000AA6000-memory.dmp

Filesize
152KB

Download
memory/4188-15-0x0000000000A80000-0x0000000000AA6000-memory.dmp

Filesize
152KB

Download
memory/4188-0-0x0000000000A80000-0x0000000000AA6000-memory.dmp

Filesize
152KB

Download
memory/4188-15-0x0000000000A80000-0x0000000000AA6000-memory.dmp

Filesize
152KB

Download

Analysis

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