xloader | d4dbb398a31310583837a0e3152c739f965ecf44c01e0aacd0249a85630d88be

Analysis

max time kernel
173s
max time network
208s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 01:28

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General

Target

495a3851285b29a43693cf5a93516608.exe
Size

1.2MB
MD5

495a3851285b29a43693cf5a93516608
SHA1

7ef194179534a1d0a1a7aa4aacd504c0f6e05853
SHA256

d4dbb398a31310583837a0e3152c739f965ecf44c01e0aacd0249a85630d88be
SHA512

2e7f7849d731f69007f5b80a71b6981c88b110a086ef655b556f59b9f2cc892c453c9b921dc7d9c6646c191737f222c88d5060e0d9d160f57ef1c9f5bbdbd9c3
SSDEEP

24576:xDS/d3BKzksPks2y8jeLELZ7UuyvA1MN7ZNZZ:AKquLEF7UzvbN7ZNZ

Score

10^/10

xloader wufn loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

wufn

Decoy

rsautoluxe.com

theroseofsharonsalon.com

singnema.com

nathanielwhite108.com

theforumonline.com

iqpt.info

joneshondaservice.com

fafene.com

solanohomebuyerclass.com

zwq.xyz

searchlakeconroehomes.com

briative.com

frystmor.city

systemofyouth.com

sctsmney.com

tv-safetrading.com

thesweetboy.com

occulusblu.com

pawsthemomentpetphotography.com

travelstipsguide.com

Signatures

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral2/memory/3452-7-0x00000000031E0000-0x00000000031F2000-memory.dmp	CustAttr

Xloader payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3276-12-0x0000000000400000-0x0000000000428000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

495a3851285b29a43693cf5a93516608.exe

description pid process target process

PID 3452 set thread context of 3276 3452 495a3851285b29a43693cf5a93516608.exe 495a3851285b29a43693cf5a93516608.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

495a3851285b29a43693cf5a93516608.exe

pid process

3276 495a3851285b29a43693cf5a93516608.exe
3276 495a3851285b29a43693cf5a93516608.exe
3276 495a3851285b29a43693cf5a93516608.exe

description	pid	process	target process
PID 3452 set thread context of 3276	3452	495a3851285b29a43693cf5a93516608.exe	495a3851285b29a43693cf5a93516608.exe

pid	process
3276	495a3851285b29a43693cf5a93516608.exe
3276	495a3851285b29a43693cf5a93516608.exe
3276	495a3851285b29a43693cf5a93516608.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

495a3851285b29a43693cf5a93516608.exe

description	pid	process	target process
PID 3452 wrote to memory of 3276	3452	495a3851285b29a43693cf5a93516608.exe	495a3851285b29a43693cf5a93516608.exe
PID 3452 wrote to memory of 3276	3452	495a3851285b29a43693cf5a93516608.exe	495a3851285b29a43693cf5a93516608.exe
PID 3452 wrote to memory of 3276	3452	495a3851285b29a43693cf5a93516608.exe	495a3851285b29a43693cf5a93516608.exe
PID 3452 wrote to memory of 3276	3452	495a3851285b29a43693cf5a93516608.exe	495a3851285b29a43693cf5a93516608.exe
PID 3452 wrote to memory of 3276	3452	495a3851285b29a43693cf5a93516608.exe	495a3851285b29a43693cf5a93516608.exe
PID 3452 wrote to memory of 3276	3452	495a3851285b29a43693cf5a93516608.exe	495a3851285b29a43693cf5a93516608.exe

C:\Users\Admin\AppData\Local\Temp\495a3851285b29a43693cf5a93516608.exe
"C:\Users\Admin\AppData\Local\Temp\495a3851285b29a43693cf5a93516608.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3452

C:\Users\Admin\AppData\Local\Temp\495a3851285b29a43693cf5a93516608.exe
"C:\Users\Admin\AppData\Local\Temp\495a3851285b29a43693cf5a93516608.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3276

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3276-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/3276-13-0x0000000000FC0000-0x000000000130A000-memory.dmp

Filesize
3.3MB

Download
memory/3452-6-0x0000000005C40000-0x0000000005CDC000-memory.dmp

Filesize
624KB

Download
memory/3452-3-0x0000000005900000-0x0000000005992000-memory.dmp

Filesize
584KB

Download
memory/3452-4-0x0000000005B90000-0x0000000005BA0000-memory.dmp

Filesize
64KB

Download
memory/3452-5-0x00000000059C0000-0x00000000059CA000-memory.dmp

Filesize
40KB

Download
memory/3452-0-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3452-7-0x00000000031E0000-0x00000000031F2000-memory.dmp

Filesize
72KB

Download
memory/3452-8-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3452-9-0x0000000005B90000-0x0000000005BA0000-memory.dmp

Filesize
64KB

Download
memory/3452-10-0x00000000066C0000-0x000000000675E000-memory.dmp

Filesize
632KB

Download
memory/3452-11-0x0000000005B50000-0x0000000005B7E000-memory.dmp

Filesize
184KB

Download
memory/3452-2-0x0000000005E00000-0x00000000063A4000-memory.dmp

Filesize
5.6MB

Download
memory/3452-1-0x0000000000F10000-0x0000000001054000-memory.dmp

Filesize
1.3MB

Download
memory/3452-15-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download