xloader | b0b986ed5654b0bc08243773c2c57558c3d1e1158f6744eafd7c9357bf2d401c

General

Target

Payment Advice.pdf.exe
Size

370KB
MD5

5cda0b468d4136fb19e1f79c258acbb9
SHA1

0cb7a1174cf5d5a7089c8ed585c5e670974b9048
SHA256

fa5511f4b07ca39be9b04bee49a2b103cf827a207d316d4d41bad9cede43c9bc
SHA512

e05c563a4caf8aa1def8febbe0042cd97b8b08ff2c6a69215610b321fb77132f6f9f6d804cba0d2cc060e7d81789d379475b03b107087555f717809f51784f44

Score

10^/10

xloader be4o loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

be4o

Decoy

neonewway.club

kuanghong.club

7bkj.com

ooo-club.com

kamchatka-agency.com

sjsndtvitzru.mobi

noireimpactcollective.net

justbe-event.com

easypeasy.community

southcoast.glass

janhenningsen.com

jmxyjj.com

tarihibilet.com

nagradi7.com

percentrostered.net

certvaxid.com

kingseafoodsydney.com

blacksheepwalk.com

waktuk.com

inteligenciaenrefrigeracion.com

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3508-132-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/3508-134-0x0000000000E20000-0x000000000141A000-memory.dmp	xloader
behavioral2/memory/4020-138-0x0000000000990000-0x00000000009B9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

Payment Advice.pdf.exeaspnet_compiler.exehelp.exe

description	pid	process	target process
PID 3248 set thread context of 3508	3248	Payment Advice.pdf.exe	aspnet_compiler.exe
PID 3508 set thread context of 2308	3508	aspnet_compiler.exe	Explorer.EXE
PID 4020 set thread context of 2308	4020	help.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

aspnet_compiler.exehelp.exe

pid	process
3508	aspnet_compiler.exe
3508	aspnet_compiler.exe
3508	aspnet_compiler.exe
3508	aspnet_compiler.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe
4020	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2308 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

aspnet_compiler.exehelp.exe

pid process

3508 aspnet_compiler.exe
3508 aspnet_compiler.exe
3508 aspnet_compiler.exe
4020 help.exe
4020 help.exe

pid	process
2308	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

Payment Advice.pdf.exeaspnet_compiler.exehelp.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	3248	Payment Advice.pdf.exe
Token: SeDebugPrivilege	3508	aspnet_compiler.exe
Token: SeDebugPrivilege	4020	help.exe
Token: SeShutdownPrivilege	2308	Explorer.EXE
Token: SeCreatePagefilePrivilege	2308	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Payment Advice.pdf.exeExplorer.EXEhelp.exe

description	pid	process	target process
PID 3248 wrote to memory of 3508	3248	Payment Advice.pdf.exe	aspnet_compiler.exe
PID 3248 wrote to memory of 3508	3248	Payment Advice.pdf.exe	aspnet_compiler.exe
PID 3248 wrote to memory of 3508	3248	Payment Advice.pdf.exe	aspnet_compiler.exe
PID 3248 wrote to memory of 3508	3248	Payment Advice.pdf.exe	aspnet_compiler.exe
PID 3248 wrote to memory of 3508	3248	Payment Advice.pdf.exe	aspnet_compiler.exe
PID 3248 wrote to memory of 3508	3248	Payment Advice.pdf.exe	aspnet_compiler.exe
PID 2308 wrote to memory of 4020	2308	Explorer.EXE	help.exe
PID 2308 wrote to memory of 4020	2308	Explorer.EXE	help.exe
PID 2308 wrote to memory of 4020	2308	Explorer.EXE	help.exe
PID 4020 wrote to memory of 1032	4020	help.exe	cmd.exe
PID 4020 wrote to memory of 1032	4020	help.exe	cmd.exe
PID 4020 wrote to memory of 1032	4020	help.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2308

C:\Users\Admin\AppData\Local\Temp\Payment Advice.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Advice.pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3248

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3508

C:\Windows\SysWOW64\help.exe
"C:\Windows\SysWOW64\help.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4020

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
3⤵
PID:1032

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2308-136-0x00000000083B0000-0x0000000008542000-memory.dmp

Filesize
1.6MB

Download
memory/2308-141-0x0000000008BB0000-0x0000000008D18000-memory.dmp

Filesize
1.4MB

Download
memory/3248-130-0x0000000000270000-0x00000000002D0000-memory.dmp

Filesize
384KB

Download
memory/3248-131-0x000000001CA20000-0x000000001CA22000-memory.dmp

Filesize
8KB

Download
memory/3508-132-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3508-134-0x0000000000E20000-0x000000000141A000-memory.dmp

Filesize
6.0MB

Download
memory/3508-135-0x0000000000DA0000-0x0000000000DB1000-memory.dmp

Filesize
68KB

Download
memory/4020-137-0x0000000000F50000-0x0000000000F57000-memory.dmp

Filesize
28KB

Download
memory/4020-138-0x0000000000990000-0x00000000009B9000-memory.dmp

Filesize
164KB

Download
memory/4020-139-0x00000000033C0000-0x000000000370A000-memory.dmp

Filesize
3.3MB

Download
memory/4020-140-0x0000000003160000-0x00000000031F0000-memory.dmp

Filesize
576KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads