urelas | 448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890

Analysis

max time kernel
104s
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
30-10-2024 08:35

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General

Target

448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe
Size

60KB
MD5

d802c3bd3073e11033d842b01dd56f70
SHA1

e2fcb1dd18cd98099c5dde1d42cfb7f83d189777
SHA256

448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890
SHA512

4508bae5f3dda8d280bc94ed9681460c54d60253565eff0037649138d59bc54f47a815d70bb8bf96335c1dd71a05a8d5201d9085afbd0960fdcb5c32137973cc
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPF:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdu

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe

Executes dropped EXE 1 IoCs

pid	Process
3776	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	biudfw.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4820 wrote to memory of 3776	4820	448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe	89
PID 4820 wrote to memory of 3776	4820	448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe	89
PID 4820 wrote to memory of 3776	4820	448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe	89
PID 4820 wrote to memory of 1904	4820	448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe	90
PID 4820 wrote to memory of 1904	4820	448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe	90
PID 4820 wrote to memory of 1904	4820	448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe	90

C:\Users\Admin\AppData\Local\Temp\448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe
"C:\Users\Admin\AppData\Local\Temp\448596f64dbfad0f0179b6393f0d6aa540548062b6588058feacbdaddb5af890N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4820
- 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:3776
- 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:1904

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
60KB

MD5
196a8b7b02d7ed3288daa4916f0b7563

SHA1
a73c137f8e6e6cc263373298f52c73eeffcb4c7b

SHA256
fd8e98aed55fa16c2c046a25d4eed48a789ad2464fcd99f63e73da20a677f835

SHA512
dfa4feda14f7967a072ddcbee3dffdf66517d36bba89537aa4004cbcefbb1404699b29d42f9f683855f9283c6dee115af4215bdf436d449315e0f21e800fcd9c

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

Filesize
512B

MD5
55e10a9af74d3f3fa5ae3cb7ff5ad9d4

SHA1
449221fd8d7196a54de2bd583625d8d1b64db56a

SHA256
a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1

SHA512
4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a

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

Filesize
340B

MD5
5b09776f95bf382961d98b68387b001a

SHA1
acbb23af1c9c92e4aff2e423ce35e5ac6a220e3d

SHA256
1ed9c9bb1bc79a9cb29e27c6fcb8d48189bfbc23a2558e61708c1f00d2ff9a4f

SHA512
ba2050453f21703880fa7af481bcbb1ce2387a152f823fa9891590b367f2783c6b6e68785185138e977fb98e4927fcef82a2e247b17b23e1bc5551fd47fe3dd7

Download Submit
memory/3776-12-0x00000000005C0000-0x00000000005F5000-memory.dmp

Filesize
212KB

Download
memory/3776-18-0x00000000005C0000-0x00000000005F5000-memory.dmp

Filesize
212KB

Download
memory/3776-20-0x00000000005C0000-0x00000000005F5000-memory.dmp

Filesize
212KB

Download
memory/3776-27-0x00000000005C0000-0x00000000005F5000-memory.dmp

Filesize
212KB

Download
memory/4820-0-0x0000000000E90000-0x0000000000EC5000-memory.dmp

Filesize
212KB

Download
memory/4820-15-0x0000000000E90000-0x0000000000EC5000-memory.dmp

Filesize
212KB

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