xloader | bb60b98852cad89fe450ec8486cee96bb6932b29c692f97d5b7ed7936556845f

General

Target

Payment document.exe
Size

532KB
MD5

d0cceb56aaec4f8d458498904813b790
SHA1

8efefaefb2a32c05c3282721be10c0b838c0cc96
SHA256

bb60b98852cad89fe450ec8486cee96bb6932b29c692f97d5b7ed7936556845f
SHA512

26137c91ab694b4bc21d06ed5f5f916c6884f7a7a94536a22948290c9cfa1cb1ac84ecd4f0893784eaab0eb6c674f05d6062b0dc6f61293935bb3eef53571de0

Score

10^/10

xloader dbew loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.4

Campaign

dbew

C2

http://www.mengtai.xyz/dbew/

Decoy

unblock-sites.xyz

xkmfiue.com

8pz96.com

affkart.com

attila-velte.com

hyrq30.website

tinoovia.com

egraintrade.com

smokynagata.com

welojz.xyz

lizethdavid.com

traumland56.com

player23games.com

mvnupersonaltraining.com

anonymousmen.com

learnchinese-school.com

haus-us.com

homayounmusic.com

kp-taku.com

djalleykat.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/3188-124-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/3188-125-0x000000000041D3E0-mapping.dmp	xloader
behavioral2/memory/1916-133-0x0000000002BD0000-0x0000000002BF9000-memory.dmp	xloader

Suspicious use of SetThreadContext 4 IoCs

Processes:

Payment document.exePayment document.exenetsh.exe

description	pid	process	target process
PID 1832 set thread context of 3188	1832	Payment document.exe	Payment document.exe
PID 3188 set thread context of 3052	3188	Payment document.exe	Explorer.EXE
PID 3188 set thread context of 3052	3188	Payment document.exe	Explorer.EXE
PID 1916 set thread context of 3052	1916	netsh.exe	Explorer.EXE

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

Payment document.exePayment document.exenetsh.exe

pid	process
1832	Payment document.exe
1832	Payment document.exe
3188	Payment document.exe
3188	Payment document.exe
3188	Payment document.exe
3188	Payment document.exe
3188	Payment document.exe
3188	Payment document.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe
1916	netsh.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3052 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

Payment document.exenetsh.exe

pid process

3188 Payment document.exe
3188 Payment document.exe
3188 Payment document.exe
3188 Payment document.exe
1916 netsh.exe
1916 netsh.exe

pid	process
3052	Explorer.EXE

pid	process
3188	Payment document.exe
3188	Payment document.exe
3188	Payment document.exe
3188	Payment document.exe
1916	netsh.exe
1916	netsh.exe

Suspicious use of AdjustPrivilegeToken 19 IoCs

Processes:

Payment document.exePayment document.exeExplorer.EXEnetsh.exe

description	pid	process
Token: SeDebugPrivilege	1832	Payment document.exe
Token: SeDebugPrivilege	3188	Payment document.exe
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeDebugPrivilege	1916	netsh.exe
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE

Suspicious use of FindShellTrayWindow 8 IoCs

Processes:

Explorer.EXE

pid process

3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE

pid	process
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Payment document.exeExplorer.EXEnetsh.exe

description	pid	process	target process
PID 1832 wrote to memory of 3188	1832	Payment document.exe	Payment document.exe
PID 1832 wrote to memory of 3188	1832	Payment document.exe	Payment document.exe
PID 1832 wrote to memory of 3188	1832	Payment document.exe	Payment document.exe
PID 1832 wrote to memory of 3188	1832	Payment document.exe	Payment document.exe
PID 1832 wrote to memory of 3188	1832	Payment document.exe	Payment document.exe
PID 1832 wrote to memory of 3188	1832	Payment document.exe	Payment document.exe
PID 3052 wrote to memory of 1916	3052	Explorer.EXE	netsh.exe
PID 3052 wrote to memory of 1916	3052	Explorer.EXE	netsh.exe
PID 3052 wrote to memory of 1916	3052	Explorer.EXE	netsh.exe
PID 1916 wrote to memory of 3940	1916	netsh.exe	cmd.exe
PID 1916 wrote to memory of 3940	1916	netsh.exe	cmd.exe
PID 1916 wrote to memory of 3940	1916	netsh.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3052

C:\Users\Admin\AppData\Local\Temp\Payment document.exe
"C:\Users\Admin\AppData\Local\Temp\Payment document.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1832

C:\Users\Admin\AppData\Local\Temp\Payment document.exe
"C:\Users\Admin\AppData\Local\Temp\Payment document.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3188

C:\Windows\SysWOW64\netsh.exe
"C:\Windows\SysWOW64\netsh.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1916

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Payment document.exe"
3⤵
PID:3940

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1832-121-0x0000000005830000-0x0000000005837000-memory.dmp

Filesize
28KB

Download
memory/1832-114-0x0000000000E30000-0x0000000000E31000-memory.dmp

Filesize
4KB

Download
memory/1832-117-0x0000000005870000-0x0000000005871000-memory.dmp

Filesize
4KB

Download
memory/1832-118-0x00000000059A0000-0x0000000005E9E000-memory.dmp

Filesize
5.0MB

Download
memory/1832-119-0x0000000005820000-0x0000000005821000-memory.dmp

Filesize
4KB

Download
memory/1832-120-0x0000000005BA0000-0x0000000005BA1000-memory.dmp

Filesize
4KB

Download
memory/1832-116-0x0000000005EA0000-0x0000000005EA1000-memory.dmp

Filesize
4KB

Download
memory/1832-122-0x00000000065A0000-0x00000000065FE000-memory.dmp

Filesize
376KB

Download
memory/1832-123-0x0000000008A90000-0x0000000008ABB000-memory.dmp

Filesize
172KB

Download
memory/1916-136-0x0000000003530000-0x00000000035C0000-memory.dmp

Filesize
576KB

Download
memory/1916-134-0x00000000036E0000-0x0000000003A00000-memory.dmp

Filesize
3.1MB

Download
memory/1916-132-0x00000000009C0000-0x00000000009DE000-memory.dmp

Filesize
120KB

Download
memory/1916-133-0x0000000002BD0000-0x0000000002BF9000-memory.dmp

Filesize
164KB

Download
memory/1916-131-0x0000000000000000-mapping.dmp

Download
memory/3052-130-0x0000000006A90000-0x0000000006C11000-memory.dmp

Filesize
1.5MB

Download
memory/3052-128-0x0000000006520000-0x000000000669C000-memory.dmp

Filesize
1.5MB

Download
memory/3052-137-0x0000000005740000-0x000000000589A000-memory.dmp

Filesize
1.4MB

Download
memory/3188-129-0x0000000001CC0000-0x0000000001CD1000-memory.dmp

Filesize
68KB

Download
memory/3188-126-0x0000000001970000-0x0000000001C90000-memory.dmp

Filesize
3.1MB

Download
memory/3188-127-0x0000000001950000-0x0000000001961000-memory.dmp

Filesize
68KB

Download
memory/3188-125-0x000000000041D3E0-mapping.dmp

Download
memory/3188-124-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3940-135-0x0000000000000000-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads