urelas | 31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d

General

Target

31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe
Size

62KB
MD5

7418f5d7e50d9b410c0ac7baec9a894b
SHA1

bdca1455fbca27f4dd183d761ff63c3023f55c67
SHA256

31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d
SHA512

bc370d63876c37c1295542d49bb697977a30137dde340e4b748d75f72a3c2d921e9d7ac89311fffb0e203b214f4739e524d638bbe9f65bc4bd1d299c2749bbd4
SSDEEP

1536:saTkcl2v/z0thjkh6+uYLo31d0JuPrROVT:Jo0cAthu6+FQ0JuPkT

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

Deletes itself 1 IoCs

pid	Process
2652	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2724	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.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	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.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 8 IoCs

description	pid	Process	procid_target
PID 2616 wrote to memory of 2724	2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe	30
PID 2616 wrote to memory of 2724	2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe	30
PID 2616 wrote to memory of 2724	2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe	30
PID 2616 wrote to memory of 2724	2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe	30
PID 2616 wrote to memory of 2652	2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe	31
PID 2616 wrote to memory of 2652	2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe	31
PID 2616 wrote to memory of 2652	2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe	31
PID 2616 wrote to memory of 2652	2616	31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe	31

C:\Users\Admin\AppData\Local\Temp\31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe
"C:\Users\Admin\AppData\Local\Temp\31f07747ce71885358dd49f3416aca8290a6684ba699a8ad97448819ce3c467d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2616
- 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:2724
- 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:2652

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

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Downloads

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

Filesize
512B

MD5
657ce9e5dd337971e44dfb9cb3fbf7dd

SHA1
026734083afaa4b7d298781b26a72ac9b67ac831

SHA256
3138d6a5526aaa3cb120adb309f2a27d5fec03c8aa088268a1c7f378dd722472

SHA512
79aab9648bb19ebe5946dd9edd7e11a70ea7b340a1c7539ccff3d3d13de2932bf5ea9077c079208e09bf5d632f00541e52d4926c5c80f86741effb8d86acd26d

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

Filesize
338B

MD5
14da6248c71a3843ac1a2bbb2c4aedc4

SHA1
247cf47afbd92a7ebcf7f6584679af11cdf681db

SHA256
0b11eb7fca80c7f18e3a859fd9f45a6cf0f2d59bc9fb088cb44ee8d1e9505d8c

SHA512
c8d705aa586ab3977a2e873f8be355a74295e5a72214390892fd1870868b266c675fce2e5675877346b7097d7203fdecd8b16efd85c72b057c09be1851e08208

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

Filesize
62KB

MD5
fd47fe156015358345bdeb07151d8631

SHA1
b7c9b7d7fbb79d38796d7b1fe3d952383d19ca97

SHA256
ef6e25f640dc987119ce4fce0695fa9d3fde03ae4bd47e6fc3fd702e65f74399

SHA512
271d03ace9edcd224724c28adf20b37f9521219aeb33aedfc29386b3e7a5c773873039c55217269c1f8f9588bbfa54e1dd24d51d9fdcc5a1866474d4af2e834b

Download Submit
memory/2616-0-0x0000000000040000-0x0000000000065000-memory.dmp

Filesize
148KB

Download
memory/2616-6-0x00000000003D0000-0x00000000003F5000-memory.dmp

Filesize
148KB

Download
memory/2616-19-0x0000000000040000-0x0000000000065000-memory.dmp

Filesize
148KB

Download
memory/2724-10-0x0000000000FD0000-0x0000000000FF5000-memory.dmp

Filesize
148KB

Download
memory/2724-22-0x0000000000FD0000-0x0000000000FF5000-memory.dmp

Filesize
148KB

Download
memory/2724-24-0x0000000000FD0000-0x0000000000FF5000-memory.dmp

Filesize
148KB

Download
memory/2724-31-0x0000000000FD0000-0x0000000000FF5000-memory.dmp

Filesize
148KB

Download

Analysis

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