urelas | f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-11-2024 04:25

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General

Target

f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe
Size

57KB
MD5

0c9d084f48790cd9660075fdc56f7732
SHA1

ecece09cfe9436e1b340996b701eb91a32ed6a44
SHA256

f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74
SHA512

1d606a852dd0ce55b154e36d602deb616e1ebc63a6fe27b825ec43afd81cee779ac16f5574d809289634e00056e5b4b757dd2ed5af572cf64f15f648893c2574
SSDEEP

1536:amZ+4hcuX5uZ79jmvFQTXnz9yQ/PFBhl1l0:amZ+luXwy2f9LDhDl0

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe

Executes dropped EXE 1 IoCs

pid	Process
3560	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	f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.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 6 IoCs

description	pid	Process	procid_target
PID 3364 wrote to memory of 3560	3364	f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe	90
PID 3364 wrote to memory of 3560	3364	f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe	90
PID 3364 wrote to memory of 3560	3364	f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe	90
PID 3364 wrote to memory of 3564	3364	f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe	91
PID 3364 wrote to memory of 3564	3364	f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe	91
PID 3364 wrote to memory of 3564	3364	f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe	91

C:\Users\Admin\AppData\Local\Temp\f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe
"C:\Users\Admin\AppData\Local\Temp\f4786e7798b9892b94c17a722e8cbad7b7e7c4f01cd3fbdcd9026e96fb08ad74.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3364
- 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:3560
- 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:3564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

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
e77faf9b2f4fffb948e1ab1847c584e5

SHA1
875df0007d1da4911a7f63c69708c13ccf45058e

SHA256
825afa8eb4026a02de010e93689a06fb6809176e6501a49dc1590b0c78522424

SHA512
7f9bb400c998dda06ee066cac28af1fc74c73cde6b0d508665abcf151de9887f3e9be224d970eb96e86cc69e1cdd52d8c34cfbecf3121223ed98535bbfaceaf7

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

Filesize
512B

MD5
26625b4ca7658f7ba4dc7d982782323c

SHA1
574aa314998c39e683675ccf457b0305341a4aaf

SHA256
c494e0ffeee72023dac244366c08072f677ba328ba805f9e480abc2824e99283

SHA512
5a9af4c6be10240dec0d33b37bc6f6836f1db5d0a2a9dd158d63848a8a97dad68e2d9217aca2b2d1cf122d9534aba0d23b247f6686c4ff934bd7035a927d9b9d

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

Filesize
338B

MD5
d412511bcc2bfae7feabc48b59456e51

SHA1
5fc46be325a08424aa470a6806ecebcb3764f2aa

SHA256
78b86889f58aa4cdfc4d87a70baa2c6afb73a4ba03c89b0d4f55dd97c6e39aa2

SHA512
2794b4663469b37ae890fcd676c61f4748fc86ebed7b5067c20a74b278a93e21eb8a1ee11a38c4767695bbff744615b1a95e913d6d333441cb14ce45853ba21c

Download Submit
memory/3364-0-0x0000000000800000-0x0000000000832000-memory.dmp

Filesize
200KB

Download
memory/3364-18-0x0000000000800000-0x0000000000832000-memory.dmp

Filesize
200KB

Download
memory/3560-12-0x0000000000B10000-0x0000000000B42000-memory.dmp

Filesize
200KB

Download
memory/3560-21-0x0000000000B10000-0x0000000000B42000-memory.dmp

Filesize
200KB

Download
memory/3560-23-0x0000000000B10000-0x0000000000B42000-memory.dmp

Filesize
200KB

Download
memory/3560-30-0x0000000000B10000-0x0000000000B42000-memory.dmp

Filesize
200KB

Download