xloader | dacada6f63feabf79c83fb521deb881c687ddb4d3902f3b7e98762d746d993d7

General

Target

BANK DETAILS-26012022-971332pdf.exe
Size

234KB
MD5

915102405b44b4eb490450935905b4c5
SHA1

cc89138f906776cc8ceb6135753bd1bfdc423846
SHA256

234d944f1c4d9dcb90a6797dc13bf50fa2290da2230d134ee70bc4b7c4143ab8
SHA512

d34136c97136cdb01cde174506dd02b250894f4427dcac3c0d98dbc2a417db0b1fd15ad950b491b5795fb345ebe4eba175baac23252d3222eb0e5d253adf4615

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/1008-120-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1008-125-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/572-129-0x0000000002D40000-0x0000000002D69000-memory.dmp	xloader

Blocklisted process makes network request 5 IoCs

Processes:

rundll32.exe

flow pid process

35 572 rundll32.exe
36 572 rundll32.exe
38 572 rundll32.exe
40 572 rundll32.exe
42 572 rundll32.exe

flow	pid	process
35	572	rundll32.exe
36	572	rundll32.exe
38	572	rundll32.exe
40	572	rundll32.exe
42	572	rundll32.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

BANK DETAILS-26012022-971332pdf.exeaspnet_compiler.exerundll32.exe

description	pid	process	target process
PID 2620 set thread context of 1008	2620	BANK DETAILS-26012022-971332pdf.exe	aspnet_compiler.exe
PID 1008 set thread context of 3040	1008	aspnet_compiler.exe	Explorer.EXE
PID 1008 set thread context of 3040	1008	aspnet_compiler.exe	Explorer.EXE
PID 572 set thread context of 3040	572	rundll32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

aspnet_compiler.exerundll32.exe

pid	process
1008	aspnet_compiler.exe
1008	aspnet_compiler.exe
1008	aspnet_compiler.exe
1008	aspnet_compiler.exe
1008	aspnet_compiler.exe
1008	aspnet_compiler.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe
572	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3040 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

aspnet_compiler.exerundll32.exe

pid process

1008 aspnet_compiler.exe
1008 aspnet_compiler.exe
1008 aspnet_compiler.exe
1008 aspnet_compiler.exe
572 rundll32.exe
572 rundll32.exe

pid	process
3040	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

BANK DETAILS-26012022-971332pdf.exeaspnet_compiler.exerundll32.exe

description	pid	process
Token: SeDebugPrivilege	2620	BANK DETAILS-26012022-971332pdf.exe
Token: SeDebugPrivilege	1008	aspnet_compiler.exe
Token: SeDebugPrivilege	572	rundll32.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

BANK DETAILS-26012022-971332pdf.exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 2620 wrote to memory of 1008	2620	BANK DETAILS-26012022-971332pdf.exe	aspnet_compiler.exe
PID 2620 wrote to memory of 1008	2620	BANK DETAILS-26012022-971332pdf.exe	aspnet_compiler.exe
PID 2620 wrote to memory of 1008	2620	BANK DETAILS-26012022-971332pdf.exe	aspnet_compiler.exe
PID 2620 wrote to memory of 1008	2620	BANK DETAILS-26012022-971332pdf.exe	aspnet_compiler.exe
PID 2620 wrote to memory of 1008	2620	BANK DETAILS-26012022-971332pdf.exe	aspnet_compiler.exe
PID 2620 wrote to memory of 1008	2620	BANK DETAILS-26012022-971332pdf.exe	aspnet_compiler.exe
PID 3040 wrote to memory of 572	3040	Explorer.EXE	rundll32.exe
PID 3040 wrote to memory of 572	3040	Explorer.EXE	rundll32.exe
PID 3040 wrote to memory of 572	3040	Explorer.EXE	rundll32.exe
PID 572 wrote to memory of 988	572	rundll32.exe	cmd.exe
PID 572 wrote to memory of 988	572	rundll32.exe	cmd.exe
PID 572 wrote to memory of 988	572	rundll32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3040

C:\Users\Admin\AppData\Local\Temp\BANK DETAILS-26012022-971332pdf.exe
"C:\Users\Admin\AppData\Local\Temp\BANK DETAILS-26012022-971332pdf.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2620

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:1008

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:3324

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:572

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
3⤵
PID:988

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/572-128-0x0000000000B20000-0x0000000000B33000-memory.dmp

Filesize
76KB

Download
memory/572-131-0x0000000004A00000-0x0000000004B97000-memory.dmp

Filesize
1.6MB

Download
memory/572-130-0x0000000004D40000-0x0000000005060000-memory.dmp

Filesize
3.1MB

Download
memory/572-129-0x0000000002D40000-0x0000000002D69000-memory.dmp

Filesize
164KB

Download
memory/1008-124-0x0000000000E90000-0x000000000102B000-memory.dmp

Filesize
1.6MB

Download
memory/1008-125-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1008-126-0x0000000001560000-0x0000000001571000-memory.dmp

Filesize
68KB

Download
memory/1008-122-0x0000000001030000-0x0000000001350000-memory.dmp

Filesize
3.1MB

Download
memory/1008-120-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2620-117-0x0000016ABA200000-0x0000016ABA240000-memory.dmp

Filesize
256KB

Download
memory/2620-119-0x0000016ABBE80000-0x0000016ABBE8E000-memory.dmp

Filesize
56KB

Download
memory/2620-118-0x0000016ABC180000-0x0000016ABC182000-memory.dmp

Filesize
8KB

Download
memory/3040-123-0x0000000005410000-0x0000000005519000-memory.dmp

Filesize
1.0MB

Download
memory/3040-127-0x0000000006680000-0x0000000006806000-memory.dmp

Filesize
1.5MB

Download
memory/3040-132-0x00000000064C0000-0x00000000065DD000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads