urelas | 88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94

General

Target

88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe
Size

68KB
MD5

8b5e9d3f1d95501f2dc371e77765f297
SHA1

3677bd1125433a3427bb4a4e83fb32aaf98fa445
SHA256

88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94
SHA512

83a5fe4382c4d6224a5e8ebc8c7005fb3a6f0f889d56f8c51801ef308155b752c49a29323ddf7d2ed8b45a7413876c2a2b9509ec9797c4dfe735a6c9ec2e9fbb
SSDEEP

1536:v6fqsAPQYGmPzmZDDZrV8sMQXGkfn33n7z5WeIuhCare:yLAYUzmdD0sMQl7d7IuhCaq

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
2024	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
836	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.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	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.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 2392 wrote to memory of 836	2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe	31
PID 2392 wrote to memory of 836	2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe	31
PID 2392 wrote to memory of 836	2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe	31
PID 2392 wrote to memory of 836	2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe	31
PID 2392 wrote to memory of 2024	2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe	32
PID 2392 wrote to memory of 2024	2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe	32
PID 2392 wrote to memory of 2024	2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe	32
PID 2392 wrote to memory of 2024	2392	88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe	32

C:\Users\Admin\AppData\Local\Temp\88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe
"C:\Users\Admin\AppData\Local\Temp\88fa590df4030e28590a4b542faeac7165d0c54a6f7fc7d0bd62341c5c60ec94.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2392
- 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:836
- 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:2024

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
1c9b2720af0ca9528b47898d9c7f4799

SHA1
80495f16e333f54ecc700252323c2a7cb7d751e1

SHA256
d1ea9a17b5a635a121e82e7963d3b134f74050da9debcd40c9622f50c5d38fe5

SHA512
5afe876f2cd887458656b1747bce08d03f26ef286bcc83efa93e0111be856d0564bee4d6ef5637c167626bac121f7371b69c7952502d47784ac9ad568bf53eac

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

Filesize
338B

MD5
85b2375984acd1338dad772b272b49c2

SHA1
169e4c1777243e739d5779ea8bd64dd2a653b31b

SHA256
39f43348e2220968461b309f3d5dfbea02c24ab780e18c507bfe896a6dff8ab0

SHA512
866330c86dc935af9b1a7140fa3388ab476dd93ab8244a42ad36d8b4ca4918bb754db43f72c0fe9b509eef323c614edb04334b5c759244dd538209f320b79e63

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

Filesize
68KB

MD5
87507930e6f037aac4e1898e20f498e4

SHA1
5979f0e440e2db324d1b3b17ed5e6a59aff58b60

SHA256
f1cb3c5482ae5e5642bb8f72627e3b06d99dcab092774507ed102c2cf279b638

SHA512
69742d9d37778be71d754a348904ab3da68d2fb692edcc41db3f11bc8965d948b12ec8cd1b400bbb0da54958e5940773e62af52fe5d6e046a642aa25b88a8511

Download Submit
memory/836-21-0x00000000010E0000-0x0000000001107000-memory.dmp

Filesize
156KB

Download
memory/836-23-0x00000000010E0000-0x0000000001107000-memory.dmp

Filesize
156KB

Download
memory/836-30-0x00000000010E0000-0x0000000001107000-memory.dmp

Filesize
156KB

Download
memory/2392-0-0x0000000000EC0000-0x0000000000EE7000-memory.dmp

Filesize
156KB

Download
memory/2392-6-0x0000000000490000-0x00000000004B7000-memory.dmp

Filesize
156KB

Download
memory/2392-18-0x0000000000EC0000-0x0000000000EE7000-memory.dmp

Filesize
156KB

Download

Analysis

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