urelas | 200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42

General

Target

200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe
Size

59KB
MD5

70cd4a5c55eba9390954b36f80804930
SHA1

aed798f1974309adccb7a022d5614a835977ee86
SHA256

200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42
SHA512

ed22cdb09c3e1a6bbd118345fd8d34e0dbe27435b26d74ca16fce6018c8081cd4e73155de0801747caccf17fced8f065ff96cb52cc0819676aeb042911ce8620
SSDEEP

768:jb4zb59Yix/RoyH+5flZirYqc97vFvrpaZG3DHvTdA9GgnOuS5Z3WXcKIZx5uDt:jbQx5oPsr2vFxDPhAvzgdWLIZ7yt

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
2564	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2620	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.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	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2344 wrote to memory of 2620	2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe	30
PID 2344 wrote to memory of 2620	2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe	30
PID 2344 wrote to memory of 2620	2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe	30
PID 2344 wrote to memory of 2620	2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe	30
PID 2344 wrote to memory of 2564	2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe	31
PID 2344 wrote to memory of 2564	2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe	31
PID 2344 wrote to memory of 2564	2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe	31
PID 2344 wrote to memory of 2564	2344	200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe	31

C:\Users\Admin\AppData\Local\Temp\200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe
"C:\Users\Admin\AppData\Local\Temp\200e33e4c1a9b371c66ddbb036b92279e3ed2f65e81752c9b4e29a471c16bb42N.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2344
- 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:2620
- 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:2564

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\biudfw.exe

Filesize
59KB

MD5
b6634f9cc959d7ad40df4580e37a8787

SHA1
00c36e4d006373bfb42314c4ffb1d8452f0ed919

SHA256
35cc3250d9744d5c99d7c44d0c62abd85a425cada5fe7a8074d972bc13f17733

SHA512
6881cd12b1ddd4d845718ec2052b2c014e557b5ae3671b309e2cb9eea04bb64132989f01880f849e9a7555921d53d34e77b9fd78f993db05bcc7cb5da419599e

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

Filesize
512B

MD5
f02bf69ff6351970bce3b50742a769ed

SHA1
577db2279b6489628583d770f441f3316ff2a560

SHA256
df6e69fc42308fb3e8b6ec778c1ba6afa4ec11d0414c86299df8b573a51f13c0

SHA512
42a7fc0af80713ece991b51ce908444414162de5cb704d1e538794db7fca217fe3d9bfde19d7661f62ccd1d8ec3de362675094f364daf48624ace9e9e2239979

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

Filesize
340B

MD5
42d416e7544b1cdd5fcd0ca88f92a145

SHA1
5e4998fa5e373840fdd6b60cd6311261f576a06f

SHA256
1453a9eb20c048bab5c27c3c86623052825243ff7ea90cd35a87ee637a9f23f8

SHA512
1c4c884ecf2c40b69c54f0fc78b7b68b4c098e7f7e8f973101a2bd0e631f3f81fcc846cf47ea96e9541baa2ceae87b6df5471afb498e524bfcf7e1a15b03bcdd

Download Submit
memory/2344-0-0x0000000000BA0000-0x0000000000BC5000-memory.dmp

Filesize
148KB

Download
memory/2344-9-0x00000000004C0000-0x00000000004E5000-memory.dmp

Filesize
148KB

Download
memory/2344-19-0x0000000000BA0000-0x0000000000BC5000-memory.dmp

Filesize
148KB

Download
memory/2620-10-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2620-22-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2620-24-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download
memory/2620-30-0x00000000003C0000-0x00000000003E5000-memory.dmp

Filesize
148KB

Download

Analysis

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