xloader | 43d831616e23a03c055971bc1c7c9ae0e87f491976e72ce8fa0074610f004488

General

Target

pay $.exe
Size

557KB
MD5

5f36a5d12506389cb097a59838155c52
SHA1

b4de1b62ee1775c0e10fe0442cd1b6b3ef75146b
SHA256

43d831616e23a03c055971bc1c7c9ae0e87f491976e72ce8fa0074610f004488
SHA512

0dd7386c15c606c465496ff837a9780efa889a117da31c93f388601483d7d8f473a3ef80a727f7ac0b039d272c4753abc3bac73bdd53bb109bd5515134dd7ff6

Score

10^/10

xloader t75f loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

t75f

C2

http://www.vertexnailsblaine.com/t75f/

Decoy

onegolfsydney.com

kaizensportscoaching.com

mliacbjv.icu

rinstech.net

midas-parts.com

istmenian.com

ibrahimpike.com

herbspaces.com

gentleman4higher.com

workabusiness.com

isabusive.website

222555dy.com

lwhyzhzb.xyz

gabrielabravoillanes.com

hearthomelife.com

buildswealth.com

printitaz.com

l-mventures.com

baincot3.com

nstaq-labs.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3820-125-0x000000000041D110-mapping.dmp	xloader
behavioral2/memory/3820-124-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/2256-132-0x00000000022C0000-0x00000000022E9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

pay $.exeRegSvcs.exehelp.exe

description	pid	process	target process
PID 740 set thread context of 3820	740	pay $.exe	RegSvcs.exe
PID 3820 set thread context of 2536	3820	RegSvcs.exe	Explorer.EXE
PID 2256 set thread context of 2536	2256	help.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 50 IoCs

Processes:

pay $.exeRegSvcs.exehelp.exe

pid	process
740	pay $.exe
740	pay $.exe
740	pay $.exe
740	pay $.exe
740	pay $.exe
740	pay $.exe
3820	RegSvcs.exe
3820	RegSvcs.exe
3820	RegSvcs.exe
3820	RegSvcs.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe
2256	help.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2536 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exehelp.exe

pid process

3820 RegSvcs.exe
3820 RegSvcs.exe
3820 RegSvcs.exe
2256 help.exe
2256 help.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

pay $.exeRegSvcs.exehelp.exe

description pid process

Token: SeDebugPrivilege 740 pay $.exe
Token: SeDebugPrivilege 3820 RegSvcs.exe
Token: SeDebugPrivilege 2256 help.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

2536 Explorer.EXE

pid	process
2536	Explorer.EXE

pid	process
3820	RegSvcs.exe
3820	RegSvcs.exe
3820	RegSvcs.exe
2256	help.exe
2256	help.exe

description	pid	process
Token: SeDebugPrivilege	740	pay $.exe
Token: SeDebugPrivilege	3820	RegSvcs.exe
Token: SeDebugPrivilege	2256	help.exe

pid	process
2536	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

pay $.exeExplorer.EXEhelp.exe

description	pid	process	target process
PID 740 wrote to memory of 68	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 68	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 68	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 1008	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 1008	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 1008	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 3820	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 3820	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 3820	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 3820	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 3820	740	pay $.exe	RegSvcs.exe
PID 740 wrote to memory of 3820	740	pay $.exe	RegSvcs.exe
PID 2536 wrote to memory of 2256	2536	Explorer.EXE	help.exe
PID 2536 wrote to memory of 2256	2536	Explorer.EXE	help.exe
PID 2536 wrote to memory of 2256	2536	Explorer.EXE	help.exe
PID 2256 wrote to memory of 3844	2256	help.exe	cmd.exe
PID 2256 wrote to memory of 3844	2256	help.exe	cmd.exe
PID 2256 wrote to memory of 3844	2256	help.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2536

C:\Users\Admin\AppData\Local\Temp\pay $.exe
"C:\Users\Admin\AppData\Local\Temp\pay $.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:740

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:68

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1008

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3820

C:\Windows\SysWOW64\autofmt.exe
"C:\Windows\SysWOW64\autofmt.exe"
2⤵
PID:2792

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:2256

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:3844

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/740-123-0x0000000007060000-0x000000000708A000-memory.dmp

Filesize
168KB

Download
memory/740-114-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/740-117-0x00000000051D0000-0x00000000051D1000-memory.dmp

Filesize
4KB

Download
memory/740-118-0x0000000005280000-0x000000000577E000-memory.dmp

Filesize
5.0MB

Download
memory/740-122-0x0000000006EA0000-0x0000000006EFB000-memory.dmp

Filesize
364KB

Download
memory/740-120-0x0000000008980000-0x0000000008981000-memory.dmp

Filesize
4KB

Download
memory/740-116-0x0000000005780000-0x0000000005781000-memory.dmp

Filesize
4KB

Download
memory/740-121-0x00000000088E0000-0x00000000088F6000-memory.dmp

Filesize
88KB

Download
memory/740-119-0x00000000051B0000-0x00000000051B1000-memory.dmp

Filesize
4KB

Download
memory/2256-132-0x00000000022C0000-0x00000000022E9000-memory.dmp

Filesize
164KB

Download
memory/2256-134-0x0000000002A40000-0x0000000002ACF000-memory.dmp

Filesize
572KB

Download
memory/2256-133-0x0000000002E70000-0x0000000003190000-memory.dmp

Filesize
3.1MB

Download
memory/2256-129-0x0000000000000000-mapping.dmp

Download
memory/2256-131-0x00000000002A0000-0x00000000002A7000-memory.dmp

Filesize
28KB

Download
memory/2536-135-0x0000000005570000-0x00000000056A4000-memory.dmp

Filesize
1.2MB

Download
memory/2536-128-0x0000000005E10000-0x0000000005FAC000-memory.dmp

Filesize
1.6MB

Download
memory/3820-124-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3820-126-0x00000000011A0000-0x00000000014C0000-memory.dmp

Filesize
3.1MB

Download
memory/3820-127-0x0000000000E30000-0x0000000000E40000-memory.dmp

Filesize
64KB

Download
memory/3820-125-0x000000000041D110-mapping.dmp

Download
memory/3844-130-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads