urelas | 42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098

Analysis

max time kernel
107s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-01-2025 15:35

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General

Target

42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe
Size

59KB
MD5

36f26fcaae5cf8d3aa97fe7cf9f0b633
SHA1

d80e1ac4b25d6e1ea8b961fd5f2ec8438356bfef
SHA256

42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098
SHA512

f88cff7f310671a9f6efd3047b9652918cafa3d2923a067c574c15f3d753e42951f9870d8f4a9216354a29096acd01bcc27568a16fc882a92de7b90426afbda5
SSDEEP

768:jb4zb59Yix/RoyH+5flZirYqc97vFvrpaZG3DHvTdA9GgnOuS5Z3WXcKIZx5uDZ:jbQx5oPsr2vFxDPhAvzgdWLIZ7yZ

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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe

Executes dropped EXE 1 IoCs

pid	Process
3612	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	42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.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 2708 wrote to memory of 3612	2708	42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe	83
PID 2708 wrote to memory of 3612	2708	42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe	83
PID 2708 wrote to memory of 3612	2708	42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe	83
PID 2708 wrote to memory of 116	2708	42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe	84
PID 2708 wrote to memory of 116	2708	42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe	84
PID 2708 wrote to memory of 116	2708	42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe	84

C:\Users\Admin\AppData\Local\Temp\42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe
"C:\Users\Admin\AppData\Local\Temp\42a51a26f5d4e9959db0b228fe7a17247f8572902056814d7fc09e93229bf098.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708
- 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:3612
- 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:116

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
59KB

MD5
9c08dbf5b4fa740f61b6ea93a4bc4650

SHA1
0ef70e9e1bca89dc9e43bbf5bfdf19d009f64cfa

SHA256
77836f344f0d7f28a53c98c106e19a06957d606f40e11bead373d4e84e5029e5

SHA512
c08c736d16fdf0d0c703fc750c78d122958e4fe91c52caa3600a4de8a9b4ad297cff92d7dc12716284fba961ddcbb44274f0ce466ea49c4394e3720a28731b20

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
338B

MD5
a24d9bdbd3aeff6356f5c8671cf20eae

SHA1
d8aaaf3a9936c01bfb389fae3cd73ef6c82a3696

SHA256
9a79179a5b6cafdff07668da12fc3a9870328bfa4b81047bb7bdd04d29180719

SHA512
ef9c4ae996eb7fc5c9e3a40506a3c2e55938345fdf42501184e5f4f9f6460ec372e5887a73a3e8dd8e190c1412eeed0e82c725d463dce4bb670c26c509df0c5d

Download Submit
memory/2708-0-0x00000000007B0000-0x00000000007D5000-memory.dmp

Filesize
148KB

Download
memory/2708-14-0x00000000007B0000-0x00000000007D5000-memory.dmp

Filesize
148KB

Download
memory/3612-9-0x0000000000DA0000-0x0000000000DC5000-memory.dmp

Filesize
148KB

Download
memory/3612-17-0x0000000000DA0000-0x0000000000DC5000-memory.dmp

Filesize
148KB

Download
memory/3612-19-0x0000000000DA0000-0x0000000000DC5000-memory.dmp

Filesize
148KB

Download
memory/3612-26-0x0000000000DA0000-0x0000000000DC5000-memory.dmp

Filesize
148KB

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