xloader | 9bcbcd1a0ff4f8c5f81c5172ae88f670e1e3b97687572ada4a2163204f8fae8c

General

Target

moni.exe
Size

606KB
MD5

7b2f837b3a3f8980901ca3a6f624d8d2
SHA1

7e0b1aabde14b6c64f8553d1d7e3499af79d2448
SHA256

3a4677dc6f14f38983af15458b11d5f92e71dea8d5cd0e5b263c50d211a72621
SHA512

677237124810c3cb0d35af23a2b9c0167d7b31dc0862bd7523841cdbc4c5209e5a71f8af8294f97e2bfa24f7d6984b00c695f0a5a5e1747833301b90fa1a46fe

Score

10^/10

xloader loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.panyu-qqbaby.com/weni/

Decoy

sdmdwang.com

konversationswithkoshie.net

carap.club

eagldeream.com

856380585.xyz

elgallocoffee.com

magetu.info

lovertons.com

theichallenge.com

advancedautorepairsonline.com

wingsstyling.info

tapdaugusta.com

wiloasbanhsgtarewdasc.solutions

donjrisdumb.com

experienceddoctor.com

cloverhillconsultants.com

underwear.show

karensgonewild2020.com

arodsr.com

thefucktardmanual.com

Signatures

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

CustAttr .NET packer 1 IoCs

Detects CustAttr .NET packer in memory.

Processes:

resource	yara_rule
behavioral1/memory/360-63-0x0000000000310000-0x000000000031B000-memory.dmp	CustAttr

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/320-66-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral1/memory/320-67-0x000000000041D000-mapping.dmp	xloader
behavioral1/memory/864-74-0x0000000000080000-0x00000000000A8000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

moni.exeRegSvcs.exesvchost.exe

description	pid	process	target process
PID 360 set thread context of 320	360	moni.exe	RegSvcs.exe
PID 320 set thread context of 1200	320	RegSvcs.exe	Explorer.EXE
PID 864 set thread context of 1200	864	svchost.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

moni.exeRegSvcs.exesvchost.exe

pid	process
360	moni.exe
320	RegSvcs.exe
320	RegSvcs.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe
864	svchost.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exesvchost.exe

pid process

320 RegSvcs.exe
320 RegSvcs.exe
320 RegSvcs.exe
864 svchost.exe
864 svchost.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

moni.exeRegSvcs.exesvchost.exe

description pid process

Token: SeDebugPrivilege 360 moni.exe
Token: SeDebugPrivilege 320 RegSvcs.exe
Token: SeDebugPrivilege 864 svchost.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

Explorer.EXE

pid process

1200 Explorer.EXE
1200 Explorer.EXE
1200 Explorer.EXE
1200 Explorer.EXE
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

Explorer.EXE

pid process

1200 Explorer.EXE
1200 Explorer.EXE
1200 Explorer.EXE
1200 Explorer.EXE

pid	process
320	RegSvcs.exe
320	RegSvcs.exe
320	RegSvcs.exe
864	svchost.exe
864	svchost.exe

description	pid	process
Token: SeDebugPrivilege	360	moni.exe
Token: SeDebugPrivilege	320	RegSvcs.exe
Token: SeDebugPrivilege	864	svchost.exe

pid	process
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE

pid	process
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE
1200	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

moni.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 360 wrote to memory of 320	360	moni.exe	RegSvcs.exe
PID 1200 wrote to memory of 864	1200	Explorer.EXE	svchost.exe
PID 1200 wrote to memory of 864	1200	Explorer.EXE	svchost.exe
PID 1200 wrote to memory of 864	1200	Explorer.EXE	svchost.exe
PID 1200 wrote to memory of 864	1200	Explorer.EXE	svchost.exe
PID 864 wrote to memory of 1632	864	svchost.exe	cmd.exe
PID 864 wrote to memory of 1632	864	svchost.exe	cmd.exe
PID 864 wrote to memory of 1632	864	svchost.exe	cmd.exe
PID 864 wrote to memory of 1632	864	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1200

C:\Users\Admin\AppData\Local\Temp\moni.exe
"C:\Users\Admin\AppData\Local\Temp\moni.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:360

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:320

C:\Windows\SysWOW64\svchost.exe
"C:\Windows\SysWOW64\svchost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:864

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1632

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/320-66-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/320-69-0x00000000000D0000-0x00000000000E0000-memory.dmp

Filesize
64KB

Download
memory/320-68-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download
memory/320-67-0x000000000041D000-mapping.dmp

Download
memory/360-65-0x0000000000650000-0x000000000067F000-memory.dmp

Filesize
188KB

Download
memory/360-60-0x0000000001060000-0x0000000001061000-memory.dmp

Filesize
4KB

Download
memory/360-64-0x0000000005320000-0x0000000005393000-memory.dmp

Filesize
460KB

Download
memory/360-63-0x0000000000310000-0x000000000031B000-memory.dmp

Filesize
44KB

Download
memory/360-62-0x0000000004D00000-0x0000000004D01000-memory.dmp

Filesize
4KB

Download
memory/864-71-0x0000000000000000-mapping.dmp

Download
memory/864-72-0x00000000007F0000-0x00000000007F8000-memory.dmp

Filesize
32KB

Download
memory/864-73-0x0000000000990000-0x0000000000C93000-memory.dmp

Filesize
3.0MB

Download
memory/864-74-0x0000000000080000-0x00000000000A8000-memory.dmp

Filesize
160KB

Download
memory/864-76-0x00000000004A0000-0x000000000052F000-memory.dmp

Filesize
572KB

Download
memory/1200-70-0x0000000003DF0000-0x0000000003ECC000-memory.dmp

Filesize
880KB

Download
memory/1200-77-0x0000000006080000-0x00000000061E9000-memory.dmp

Filesize
1.4MB

Download
memory/1632-75-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads