xloader | 4dbb7c1c75a4553436b03d96efcb5aa20c7c3668cfd6a50cb2c08fff92d5f499

General

Target

reg.exe
Size

421KB
MD5

6054a52000e12227158d5da6410896c5
SHA1

91b7c607dcac68260ca4175d21372796614269d5
SHA256

4dbb7c1c75a4553436b03d96efcb5aa20c7c3668cfd6a50cb2c08fff92d5f499
SHA512

291c418844648231b70e9886563e7d44d1ae9427b16adadee7004a0a121dfe73610fbc9a53dbf7e266b8a2809ced38fff7071403dba18790f05031bddcf864ae

Score

10^/10

xloader mwev loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

mwev

C2

http://www.scion-go-getter.com/mwev/

Decoy

9linefarms.com

meadow-spring.com

texascountrycharts.com

chinatowndeliver.com

grindsword.com

thegurusigavebirthto.com

rip-online.com

lm-safe-keepingtoyof6.xyz

plumbtechconsulting.com

jgoerlach.com

inbloomsolutions.com

foxandmew.com

tikomobile.store

waybunch.com

thepatriottutor.com

qask.top

pharmacylinked.com

ishii-miona.com

sugarandrocks.com

anabolenpower.net

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/588-128-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/588-129-0x000000000041D480-mapping.dmp	xloader
behavioral2/memory/3844-136-0x0000000003270000-0x0000000003299000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

reg.exereg.execolorcpl.exe

description	pid	process	target process
PID 2536 set thread context of 588	2536	reg.exe	reg.exe
PID 588 set thread context of 2264	588	reg.exe	Explorer.EXE
PID 3844 set thread context of 2264	3844	colorcpl.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

reg.execolorcpl.exe

pid	process
588	reg.exe
588	reg.exe
588	reg.exe
588	reg.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe
3844	colorcpl.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2264 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

reg.execolorcpl.exe

pid process

588 reg.exe
588 reg.exe
588 reg.exe
3844 colorcpl.exe
3844 colorcpl.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

reg.execolorcpl.exe

description pid process

Token: SeDebugPrivilege 588 reg.exe
Token: SeDebugPrivilege 3844 colorcpl.exe

pid	process
2264	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	588	reg.exe
Token: SeDebugPrivilege	3844	colorcpl.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

reg.exeExplorer.EXEcolorcpl.exe

description	pid	process	target process
PID 2536 wrote to memory of 588	2536	reg.exe	reg.exe
PID 2536 wrote to memory of 588	2536	reg.exe	reg.exe
PID 2536 wrote to memory of 588	2536	reg.exe	reg.exe
PID 2536 wrote to memory of 588	2536	reg.exe	reg.exe
PID 2536 wrote to memory of 588	2536	reg.exe	reg.exe
PID 2536 wrote to memory of 588	2536	reg.exe	reg.exe
PID 2264 wrote to memory of 3844	2264	Explorer.EXE	colorcpl.exe
PID 2264 wrote to memory of 3844	2264	Explorer.EXE	colorcpl.exe
PID 2264 wrote to memory of 3844	2264	Explorer.EXE	colorcpl.exe
PID 3844 wrote to memory of 1688	3844	colorcpl.exe	cmd.exe
PID 3844 wrote to memory of 1688	3844	colorcpl.exe	cmd.exe
PID 3844 wrote to memory of 1688	3844	colorcpl.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2264

C:\Users\Admin\AppData\Local\Temp\reg.exe
"C:\Users\Admin\AppData\Local\Temp\reg.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2536

C:\Users\Admin\AppData\Local\Temp\reg.exe
"C:\Users\Admin\AppData\Local\Temp\reg.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:588

C:\Windows\SysWOW64\colorcpl.exe
"C:\Windows\SysWOW64\colorcpl.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3844

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\reg.exe"
3⤵
PID:1688

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/588-128-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/588-131-0x0000000001730000-0x0000000001A50000-memory.dmp

Filesize
3.1MB

Download
memory/588-132-0x0000000001710000-0x0000000001721000-memory.dmp

Filesize
68KB

Download
memory/588-129-0x000000000041D480-mapping.dmp

Download
memory/1688-137-0x0000000000000000-mapping.dmp

Download
memory/2264-140-0x00000000030E0000-0x0000000003178000-memory.dmp

Filesize
608KB

Download
memory/2264-133-0x00000000066D0000-0x00000000067EB000-memory.dmp

Filesize
1.1MB

Download
memory/2536-124-0x0000000005A40000-0x0000000005A41000-memory.dmp

Filesize
4KB

Download
memory/2536-121-0x0000000005650000-0x0000000005651000-memory.dmp

Filesize
4KB

Download
memory/2536-126-0x00000000063D0000-0x00000000063D1000-memory.dmp

Filesize
4KB

Download
memory/2536-125-0x00000000055B0000-0x0000000005AAE000-memory.dmp

Filesize
5.0MB

Download
memory/2536-118-0x0000000000D20000-0x0000000000D21000-memory.dmp

Filesize
4KB

Download
memory/2536-123-0x0000000005860000-0x0000000005868000-memory.dmp

Filesize
32KB

Download
memory/2536-122-0x00000000055C0000-0x00000000055C1000-memory.dmp

Filesize
4KB

Download
memory/2536-120-0x0000000005AB0000-0x0000000005AB1000-memory.dmp

Filesize
4KB

Download
memory/2536-127-0x0000000006470000-0x00000000064C8000-memory.dmp

Filesize
352KB

Download
memory/3844-135-0x00000000001D0000-0x00000000001E9000-memory.dmp

Filesize
100KB

Download
memory/3844-136-0x0000000003270000-0x0000000003299000-memory.dmp

Filesize
164KB

Download
memory/3844-138-0x00000000047A0000-0x0000000004AC0000-memory.dmp

Filesize
3.1MB

Download
memory/3844-139-0x0000000004B50000-0x0000000004BE0000-memory.dmp

Filesize
576KB

Download
memory/3844-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads