xloader | c3c180c461a399a1b2c9587574596dc45e4064dfdf63f39aa8a3b7088240cdc5

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 20:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b.exe
Size

164KB
MD5

abcf9c4951969838d5f6ba1c366628f2
SHA1

ed7503276c7ffbab2caa4ee5162e9bbda42fa921
SHA256

3a273798af77eead6eb9269b272f25c99a26ca3f6c7e38567249f66484f6edec
SHA512

073cbafd67ca5399e32b52cd2bc4b91161799b955d96f53d1549c113e578f6be7464a30b5f9c649db47045d8e0b19cafde150c1d3f7b4b84529016147b3e2572
SSDEEP

3072:MpW/wWQ5EkDbwmSuoUufCzPwcldRhJYPe+rrWbKpDhwi9F4bb:tTHduoD8IcldR8W+rrjp9D9F4b

Score

10^/10

xloader u8cq discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

u8cq

Decoy

ardentb.com

kaeltefath.com

galataegitimkurumlari.net

rap8b55d.com

zn9998.com

alvinceremiaam.xyz

whitecorp.net

plandout.com

craftscora.com

katx.info

ruleship.com

qinuxdrone4k.com

vtprealtor.com

serviciomovistar.online

amazon939.com

gm8898.com

housesyrron.com

impqtantaou.com

linksmarttech.net

tubbipets.com

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
Xloader family
xloader

Xloader payload 2 IoCs

rat

resource	yara_rule
behavioral2/memory/4944-2-0x00000000001D0000-0x00000000001F9000-memory.dmp	xloader
behavioral2/memory/4056-7-0x0000000000C80000-0x0000000000CA9000-memory.dmp	xloader

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4944 set thread context of 3568	4944	b.exe	56
PID 4056 set thread context of 3568	4056	wlanext.exe	56

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	wlanext.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b.exe

Suspicious behavior: EnumeratesProcesses 62 IoCs

pid	Process
4944	b.exe
4944	b.exe
4944	b.exe
4944	b.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe
4056	wlanext.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4944	b.exe
4944	b.exe
4944	b.exe
4056	wlanext.exe
4056	wlanext.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4944	b.exe
Token: SeDebugPrivilege	4056	wlanext.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3568 wrote to memory of 4056	3568	Explorer.EXE	83
PID 3568 wrote to memory of 4056	3568	Explorer.EXE	83
PID 3568 wrote to memory of 4056	3568	Explorer.EXE	83
PID 4056 wrote to memory of 3732	4056	wlanext.exe	85
PID 4056 wrote to memory of 3732	4056	wlanext.exe	85
PID 4056 wrote to memory of 3732	4056	wlanext.exe	85

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3568
- C:\Users\Admin\AppData\Local\Temp\b.exe
  "C:\Users\Admin\AppData\Local\Temp\b.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  PID:4944
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4056
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\b.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3732

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/3568-3-0x0000000008920000-0x0000000008A75000-memory.dmp

Filesize
1.3MB

Download
memory/3568-8-0x0000000008920000-0x0000000008A75000-memory.dmp

Filesize
1.3MB

Download
memory/3568-10-0x0000000008D10000-0x0000000008E36000-memory.dmp

Filesize
1.1MB

Download
memory/3568-11-0x0000000008D10000-0x0000000008E36000-memory.dmp

Filesize
1.1MB

Download
memory/3568-13-0x0000000008D10000-0x0000000008E36000-memory.dmp

Filesize
1.1MB

Download
memory/4056-4-0x0000000000420000-0x0000000000437000-memory.dmp

Filesize
92KB

Download
memory/4056-6-0x0000000000420000-0x0000000000437000-memory.dmp

Filesize
92KB

Download
memory/4056-7-0x0000000000C80000-0x0000000000CA9000-memory.dmp

Filesize
164KB

Download
memory/4944-0-0x0000000001610000-0x000000000195A000-memory.dmp

Filesize
3.3MB

Download
memory/4944-2-0x00000000001D0000-0x00000000001F9000-memory.dmp

Filesize
164KB

Download
memory/4944-1-0x00000000001ED000-0x00000000001EE000-memory.dmp

Filesize
4KB

Download