xloader | 93986eac8652157b41ac4464bed7584c6b0c04a3fcdd8bcda47592df69fee3ba

Analysis

max time kernel
144s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 08:30

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General

Target

121a6914b86cfc9ca8d12864cba4da75.exe
Size

1.2MB
MD5

121a6914b86cfc9ca8d12864cba4da75
SHA1

7ba4deaac4c28cf4d60ceaf3e66dff2dfce75ae9
SHA256

93986eac8652157b41ac4464bed7584c6b0c04a3fcdd8bcda47592df69fee3ba
SHA512

5d0f8e1fe822f2e142ac3f9bdb8795708fe7b6df6ce2a75f9db9365930e6b58ed7362aa342133fafe9d7774dcdf25ccb5e1a3e3cc30c1374b2440ae39228f9e8
SSDEEP

24576:xDS/d3BKzksPks2y8jeLELZ7UuyvA1MN6ZNZZ:AKquLEF7UzvbN6ZNZ

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/3488-7-0x00000000057E0000-0x00000000057F2000-memory.dmp	CustAttr

Xloader payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4468-11-0x0000000000400000-0x0000000000428000-memory.dmp	xloader

Suspicious use of SetThreadContext 1 IoCs

Processes:

121a6914b86cfc9ca8d12864cba4da75.exe

description pid process target process

PID 3488 set thread context of 4468 3488 121a6914b86cfc9ca8d12864cba4da75.exe 121a6914b86cfc9ca8d12864cba4da75.exe

description	pid	process	target process
PID 3488 set thread context of 4468	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

121a6914b86cfc9ca8d12864cba4da75.exe121a6914b86cfc9ca8d12864cba4da75.exe

pid	process
3488	121a6914b86cfc9ca8d12864cba4da75.exe
3488	121a6914b86cfc9ca8d12864cba4da75.exe
4468	121a6914b86cfc9ca8d12864cba4da75.exe
4468	121a6914b86cfc9ca8d12864cba4da75.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

121a6914b86cfc9ca8d12864cba4da75.exe

description pid process

Token: SeDebugPrivilege 3488 121a6914b86cfc9ca8d12864cba4da75.exe

description	pid	process
Token: SeDebugPrivilege	3488	121a6914b86cfc9ca8d12864cba4da75.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

121a6914b86cfc9ca8d12864cba4da75.exe

description	pid	process	target process
PID 3488 wrote to memory of 4448	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe
PID 3488 wrote to memory of 4448	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe
PID 3488 wrote to memory of 4448	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe
PID 3488 wrote to memory of 4468	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe
PID 3488 wrote to memory of 4468	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe
PID 3488 wrote to memory of 4468	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe
PID 3488 wrote to memory of 4468	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe
PID 3488 wrote to memory of 4468	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe
PID 3488 wrote to memory of 4468	3488	121a6914b86cfc9ca8d12864cba4da75.exe	121a6914b86cfc9ca8d12864cba4da75.exe

C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe
"C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3488

C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe
"C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe"
2⤵
PID:4448

C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe
"C:\Users\Admin\AppData\Local\Temp\121a6914b86cfc9ca8d12864cba4da75.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:4468

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3488-5-0x0000000005780000-0x000000000578A000-memory.dmp

Filesize
40KB

Download
memory/3488-8-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/3488-3-0x00000000056E0000-0x0000000005772000-memory.dmp

Filesize
584KB

Download
memory/3488-2-0x0000000005DF0000-0x0000000006394000-memory.dmp

Filesize
5.6MB

Download
memory/3488-4-0x0000000005660000-0x0000000005670000-memory.dmp

Filesize
64KB

Download
memory/3488-6-0x0000000005940000-0x00000000059DC000-memory.dmp

Filesize
624KB

Download
memory/3488-1-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/3488-7-0x00000000057E0000-0x00000000057F2000-memory.dmp

Filesize
72KB

Download
memory/3488-0-0x0000000000CD0000-0x0000000000E14000-memory.dmp

Filesize
1.3MB

Download
memory/3488-9-0x0000000006720000-0x00000000067BE000-memory.dmp

Filesize
632KB

Download
memory/3488-10-0x0000000006540000-0x000000000656E000-memory.dmp

Filesize
184KB

Download
memory/3488-13-0x0000000074620000-0x0000000074DD0000-memory.dmp

Filesize
7.7MB

Download
memory/4468-11-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/4468-14-0x0000000001A50000-0x0000000001D9A000-memory.dmp

Filesize
3.3MB

Download
memory/4468-15-0x0000000001A50000-0x0000000001D9A000-memory.dmp

Filesize
3.3MB

Download