xloader | 58b2919ca7c0f12320fc3508db29aba5cbd7d36d134903aa8333abe9f54d1728

General

Target

BANK INFORMATION-M017012022-017016.pdf.exe
Size

268KB
MD5

70efe8387b56122c7dd699f2721e29a9
SHA1

4e4d75d7bcd6507b8739a9e5b5c835d317396aab
SHA256

b24fe0dd0ec4d61ac6903f6579d59dcffd17d0e002c96803a551aa3ab17367ef
SHA512

f4fa953a6571b7c42e5a99df2a0365407011e93d60442924c6798b6ed064ab01b31e2751cd4f30909aff3b7b782abe79dfbd2c12e9ff7665244c343bca246f1e

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
behavioral1/memory/732-62-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/732-63-0x000000000041D490-mapping.dmp	xloader
behavioral1/memory/1412-72-0x00000000000D0000-0x00000000000F9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

BANK INFORMATION-M017012022-017016.pdf.exeaspnet_compiler.exerundll32.exe

description	pid	process	target process
PID 1268 set thread context of 732	1268	BANK INFORMATION-M017012022-017016.pdf.exe	aspnet_compiler.exe
PID 732 set thread context of 1416	732	aspnet_compiler.exe	Explorer.EXE
PID 1412 set thread context of 1416	1412	rundll32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 29 IoCs

Processes:

aspnet_compiler.exerundll32.exe

pid	process
732	aspnet_compiler.exe
732	aspnet_compiler.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe
1412	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1416 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

aspnet_compiler.exerundll32.exe

pid process

732 aspnet_compiler.exe
732 aspnet_compiler.exe
732 aspnet_compiler.exe
1412 rundll32.exe
1412 rundll32.exe

pid	process
1416	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

BANK INFORMATION-M017012022-017016.pdf.exeaspnet_compiler.exerundll32.exe

description	pid	process
Token: SeDebugPrivilege	1268	BANK INFORMATION-M017012022-017016.pdf.exe
Token: SeDebugPrivilege	732	aspnet_compiler.exe
Token: SeDebugPrivilege	1412	rundll32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1416 Explorer.EXE
1416 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1416 Explorer.EXE
1416 Explorer.EXE

pid	process
1416	Explorer.EXE
1416	Explorer.EXE

pid	process
1416	Explorer.EXE
1416	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

BANK INFORMATION-M017012022-017016.pdf.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 1268 wrote to memory of 732	1268	BANK INFORMATION-M017012022-017016.pdf.exe	aspnet_compiler.exe
PID 1268 wrote to memory of 732	1268	BANK INFORMATION-M017012022-017016.pdf.exe	aspnet_compiler.exe
PID 1268 wrote to memory of 732	1268	BANK INFORMATION-M017012022-017016.pdf.exe	aspnet_compiler.exe
PID 1268 wrote to memory of 732	1268	BANK INFORMATION-M017012022-017016.pdf.exe	aspnet_compiler.exe
PID 1268 wrote to memory of 732	1268	BANK INFORMATION-M017012022-017016.pdf.exe	aspnet_compiler.exe
PID 1268 wrote to memory of 732	1268	BANK INFORMATION-M017012022-017016.pdf.exe	aspnet_compiler.exe
PID 1268 wrote to memory of 732	1268	BANK INFORMATION-M017012022-017016.pdf.exe	aspnet_compiler.exe
PID 1416 wrote to memory of 1412	1416	Explorer.EXE	rundll32.exe
PID 1416 wrote to memory of 1412	1416	Explorer.EXE	rundll32.exe
PID 1416 wrote to memory of 1412	1416	Explorer.EXE	rundll32.exe
PID 1416 wrote to memory of 1412	1416	Explorer.EXE	rundll32.exe
PID 1416 wrote to memory of 1412	1416	Explorer.EXE	rundll32.exe
PID 1416 wrote to memory of 1412	1416	Explorer.EXE	rundll32.exe
PID 1416 wrote to memory of 1412	1416	Explorer.EXE	rundll32.exe
PID 1412 wrote to memory of 1116	1412	rundll32.exe	cmd.exe
PID 1412 wrote to memory of 1116	1412	rundll32.exe	cmd.exe
PID 1412 wrote to memory of 1116	1412	rundll32.exe	cmd.exe
PID 1412 wrote to memory of 1116	1412	rundll32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1416

C:\Users\Admin\AppData\Local\Temp\BANK INFORMATION-M017012022-017016.pdf.exe
"C:\Users\Admin\AppData\Local\Temp\BANK INFORMATION-M017012022-017016.pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1268

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:732

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1412

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
3⤵
PID:1116

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/732-65-0x0000000000850000-0x0000000000B53000-memory.dmp

Filesize
3.0MB

Download
memory/732-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/732-61-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/732-63-0x000000000041D490-mapping.dmp

Download
memory/732-62-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/732-66-0x0000000000290000-0x00000000002A1000-memory.dmp

Filesize
68KB

Download
memory/1116-70-0x0000000000000000-mapping.dmp

Download
memory/1268-57-0x000000001AED0000-0x000000001AED2000-memory.dmp

Filesize
8KB

Download
memory/1268-58-0x00000000002A0000-0x00000000002DA000-memory.dmp

Filesize
232KB

Download
memory/1268-59-0x0000000000140000-0x000000000014E000-memory.dmp

Filesize
56KB

Download
memory/1268-55-0x0000000000150000-0x0000000000196000-memory.dmp

Filesize
280KB

Download
memory/1268-56-0x0000000000150000-0x0000000000196000-memory.dmp

Filesize
280KB

Download
memory/1412-73-0x00000000021C0000-0x00000000024C3000-memory.dmp

Filesize
3.0MB

Download
memory/1412-69-0x0000000075F81000-0x0000000075F83000-memory.dmp

Filesize
8KB

Download
memory/1412-68-0x0000000000000000-mapping.dmp

Download
memory/1412-71-0x0000000000260000-0x000000000026E000-memory.dmp

Filesize
56KB

Download
memory/1412-72-0x00000000000D0000-0x00000000000F9000-memory.dmp

Filesize
164KB

Download
memory/1412-74-0x00000000005E0000-0x0000000000670000-memory.dmp

Filesize
576KB

Download
memory/1416-67-0x0000000006F20000-0x0000000007088000-memory.dmp

Filesize
1.4MB

Download
memory/1416-75-0x00000000050F0000-0x00000000051BF000-memory.dmp

Filesize
828KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads