xloader | df1b0eef4f32a5c2527691175375962957db71bc913d37f6e71150e599b2b31c

Analysis

max time kernel
150s
max time network
161s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
25-05-2022 14:00

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General

Target

INQNEW~0.exe
Size

276KB
MD5

ebb0fecde4a2e88c63c27c82810113b5
SHA1

c5658bec21ea4dfe2d0a66089d2d18bf081c778f
SHA256

df1b0eef4f32a5c2527691175375962957db71bc913d37f6e71150e599b2b31c
SHA512

05960c717d5f30ca5b1424a3a2806c2a7a00b6ec4a3949bdb7db4d7f5fd885119cf18cbb752537ddcb7bc277ecf683d060c40baee3ac6bdb6f76cb5a50598ad8

Score

10^/10

xloader be4o loader rat

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

be4o

Decoy

laboratoriobioixcha.com

tictocperushop.online

wild-oceans.com

belaruscountry.com

kicktmall.com

fitcoinweb.tech

mores.one

gogear.one

gxrcksy.com

samrcq.com

impossible-icecream.com

bravesxx.com

bookchainart.com

sleepsolutionsofmboro.com

ocbrazilbusinessclub.com

advisor76.xyz

xitaotech.com

mgsdtytifgf3414.xyz

johnson-brown.net

cr3drt.com

Signatures

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

Xloader Payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1596-134-0x0000000000500000-0x000000000052B000-memory.dmp	xloader

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Suspicious use of SetThreadContext 1 IoCs

Processes:

INQNEW~0.exe

description pid process target process

PID 504 set thread context of 1596 504 INQNEW~0.exe vbc.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3404 1596 WerFault.exe vbc.exe

description	pid	process	target process
PID 504 set thread context of 1596	504	INQNEW~0.exe	vbc.exe

pid	pid_target	process	target process
3404	1596	WerFault.exe	vbc.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

INQNEW~0.exe

description	pid	process	target process
PID 504 wrote to memory of 1596	504	INQNEW~0.exe	vbc.exe
PID 504 wrote to memory of 1596	504	INQNEW~0.exe	vbc.exe
PID 504 wrote to memory of 1596	504	INQNEW~0.exe	vbc.exe
PID 504 wrote to memory of 1596	504	INQNEW~0.exe	vbc.exe
PID 504 wrote to memory of 1596	504	INQNEW~0.exe	vbc.exe
PID 504 wrote to memory of 1596	504	INQNEW~0.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\INQNEW~0.exe
"C:\Users\Admin\AppData\Local\Temp\INQNEW~0.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:504

C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
2⤵
PID:1596

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1596 -s 184
3⤵
- Program crash
PID:3404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1596 -ip 1596
1⤵
PID:2924

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/504-130-0x0000000000CE0000-0x0000000000D2A000-memory.dmp

Filesize
296KB

Download
memory/504-131-0x0000000005B80000-0x0000000006124000-memory.dmp

Filesize
5.6MB

Download
memory/1596-132-0x0000000000000000-mapping.dmp

Download
memory/1596-134-0x0000000000500000-0x000000000052B000-memory.dmp

Filesize
172KB

Download