xloader | f277e98f77e8d53ca0bcd9c0420115414206975f2b3f936c47f12360a3067944

Analysis

max time kernel
95s
max time network
135s
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 20:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe
Size

1.6MB
MD5

0eb57a45752250a02951ac1fd7e79061
SHA1

c5f35af89e31633b921f81ca037d37bc27a5d189
SHA256

a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c
SHA512

1854fa87ef160023546d107fe391534ff6947196c4e89bc130619ffca5ad4ea91a6b6007f320de16e286c36ffc149c4e0a3db1cdc93225499c623b44ab329c61
SSDEEP

24576:phOc1xW5oaXpcB7mVSaccPuvcd5OGQT/1/0nS+7n4SYwqK4zf3RTsAHWAgqChJ+T:TAiecqBRNT4wgp/anPCfNQuiNB/e

Score

10^/10

xloader uisg discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

uisg

Decoy

editions-doc.com

nbchengfei.com

adepojuolaoluwa.com

wereldsewoorden.com

sjstyles.com

indigo-cambodia.com

avrenue.com

decaturwilbert.com

tech-really.com

kimurayoshino.com

melocotonmx.com

njrxmjg.com

amandadoylecoach.com

miniaide.com

kocaeliescortalev.com

ycxshi.com

f4funda.com

126047cp.com

projecteutopia.com

masksforvoting.com

Signatures

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

Xloader payload 1 IoCs

rat

resource	yara_rule
behavioral2/memory/4984-13-0x0000000000400000-0x0000000000428000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4540 set thread context of 4984	4540	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe	97

System Location Discovery: System Language Discovery 1 TTPs 1 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	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4984	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe
4984	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4540	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4540 wrote to memory of 4984	4540	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe	97
PID 4540 wrote to memory of 4984	4540	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe	97
PID 4540 wrote to memory of 4984	4540	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe	97
PID 4540 wrote to memory of 4984	4540	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe	97
PID 4540 wrote to memory of 4984	4540	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe	97
PID 4540 wrote to memory of 4984	4540	a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe	97

C:\Users\Admin\AppData\Local\Temp\a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe
"C:\Users\Admin\AppData\Local\Temp\a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4540
- C:\Users\Admin\AppData\Local\Temp\a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe
  "C:\Users\Admin\AppData\Local\Temp\a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4984

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/4540-8-0x000000007456E000-0x000000007456F000-memory.dmp

Filesize
4KB

Download
memory/4540-6-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/4540-2-0x0000000005640000-0x00000000056DC000-memory.dmp

Filesize
624KB

Download
memory/4540-3-0x0000000005C90000-0x0000000006234000-memory.dmp

Filesize
5.6MB

Download
memory/4540-0-0x000000007456E000-0x000000007456F000-memory.dmp

Filesize
4KB

Download
memory/4540-5-0x0000000005870000-0x000000000587A000-memory.dmp

Filesize
40KB

Download
memory/4540-1-0x0000000000AA0000-0x0000000000C34000-memory.dmp

Filesize
1.6MB

Download
memory/4540-7-0x0000000005940000-0x0000000005996000-memory.dmp

Filesize
344KB

Download
memory/4540-4-0x00000000056E0000-0x0000000005772000-memory.dmp

Filesize
584KB

Download
memory/4540-9-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/4540-10-0x0000000002E80000-0x0000000002EB6000-memory.dmp

Filesize
216KB

Download
memory/4540-11-0x0000000006F40000-0x0000000006FB8000-memory.dmp

Filesize
480KB

Download
memory/4540-12-0x0000000006FB0000-0x0000000006FE0000-memory.dmp

Filesize
192KB

Download
memory/4540-15-0x0000000074560000-0x0000000074D10000-memory.dmp

Filesize
7.7MB

Download
memory/4984-16-0x0000000001220000-0x000000000156A000-memory.dmp

Filesize
3.3MB

Download
memory/4984-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download