xloader | 79be541f25bdd8abb7e7111bf0d3642b941cfa0349d2b5e7441773c81e6aa8d4

General

Target

$$$.exe
Size

761KB
MD5

2d4991b52cb7c3f5e3cb8ed4d22c069a
SHA1

5f16af33b1cc461e4c6b4f5d1848547040fa1772
SHA256

984dec79b881adf59d5308f52fddeda0fbccbd917b750f6ec9a5be1a1a4dc0fa
SHA512

ee17ff87e053092385d90337cbab6719822f137dbf33408f10dc52f4c0db2579f54d56d54be7e55439945705de9005c27e361c29909d05704339c5333a8b14a2

Score

10^/10

xloader jdt0 loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

jdt0

C2

http://www.jen4x.com/jdt0/

Decoy

william188.com

kmknim.com

freedomnofear.com

industrialohare.com

devopswave.com

g1fz.com

aliceguidi.info

linkared.com

crossboda.com

lpddr3.com

ktnword.xyz

productsdesign.top

dulichnhatviet.com

piazzaassociates.com

inpude.com

kmi.contractors

getkyrobak.com

sportinggoodssuperstore.com

trifoly.info

aspectjudge.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
behavioral1/memory/1712-59-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1712-60-0x000000000041D390-mapping.dmp	xloader
behavioral1/memory/1300-67-0x0000000000070000-0x0000000000099000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

$$$.exeRegSvcs.exewscript.exe

description	pid	process	target process
PID 1048 set thread context of 1712	1048	$$$.exe	RegSvcs.exe
PID 1712 set thread context of 1216	1712	RegSvcs.exe	Explorer.EXE
PID 1300 set thread context of 1216	1300	wscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

$$$.exeRegSvcs.exewscript.exe

pid	process
1048	$$$.exe
1048	$$$.exe
1712	RegSvcs.exe
1712	RegSvcs.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe
1300	wscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exewscript.exe

pid process

1712 RegSvcs.exe
1712 RegSvcs.exe
1712 RegSvcs.exe
1300 wscript.exe
1300 wscript.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

$$$.exeRegSvcs.exewscript.exe

description pid process

Token: SeDebugPrivilege 1048 $$$.exe
Token: SeDebugPrivilege 1712 RegSvcs.exe
Token: SeDebugPrivilege 1300 wscript.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1216 Explorer.EXE
1216 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1216 Explorer.EXE
1216 Explorer.EXE

pid	process
1712	RegSvcs.exe
1712	RegSvcs.exe
1712	RegSvcs.exe
1300	wscript.exe
1300	wscript.exe

description	pid	process
Token: SeDebugPrivilege	1048	$$$.exe
Token: SeDebugPrivilege	1712	RegSvcs.exe
Token: SeDebugPrivilege	1300	wscript.exe

pid	process
1216	Explorer.EXE
1216	Explorer.EXE

pid	process
1216	Explorer.EXE
1216	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

$$$.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1048 wrote to memory of 1712	1048	$$$.exe	RegSvcs.exe
PID 1216 wrote to memory of 1300	1216	Explorer.EXE	wscript.exe
PID 1216 wrote to memory of 1300	1216	Explorer.EXE	wscript.exe
PID 1216 wrote to memory of 1300	1216	Explorer.EXE	wscript.exe
PID 1216 wrote to memory of 1300	1216	Explorer.EXE	wscript.exe
PID 1300 wrote to memory of 772	1300	wscript.exe	cmd.exe
PID 1300 wrote to memory of 772	1300	wscript.exe	cmd.exe
PID 1300 wrote to memory of 772	1300	wscript.exe	cmd.exe
PID 1300 wrote to memory of 772	1300	wscript.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:1216

C:\Users\Admin\AppData\Local\Temp\$$$.exe
"C:\Users\Admin\AppData\Local\Temp\$$$.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1048

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:1712

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1300

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:772

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/772-68-0x0000000000000000-mapping.dmp

Download
memory/1048-55-0x0000000001F90000-0x0000000001F91000-memory.dmp

Filesize
4KB

Download
memory/1048-56-0x00000000003D0000-0x00000000003D7000-memory.dmp

Filesize
28KB

Download
memory/1048-57-0x00000000021A0000-0x00000000021FF000-memory.dmp

Filesize
380KB

Download
memory/1048-58-0x00000000008E0000-0x000000000090F000-memory.dmp

Filesize
188KB

Download
memory/1048-53-0x0000000000910000-0x0000000000911000-memory.dmp

Filesize
4KB

Download
memory/1216-63-0x00000000065F0000-0x00000000066FF000-memory.dmp

Filesize
1.1MB

Download
memory/1216-70-0x0000000007320000-0x000000000746B000-memory.dmp

Filesize
1.3MB

Download
memory/1300-66-0x0000000002010000-0x0000000002313000-memory.dmp

Filesize
3.0MB

Download
memory/1300-64-0x0000000000000000-mapping.dmp

Download
memory/1300-65-0x00000000005D0000-0x00000000005F6000-memory.dmp

Filesize
152KB

Download
memory/1300-67-0x0000000000070000-0x0000000000099000-memory.dmp

Filesize
164KB

Download
memory/1300-69-0x0000000001F30000-0x0000000001FC0000-memory.dmp

Filesize
576KB

Download
memory/1712-62-0x00000000002F0000-0x0000000000301000-memory.dmp

Filesize
68KB

Download
memory/1712-61-0x0000000000880000-0x0000000000B83000-memory.dmp

Filesize
3.0MB

Download
memory/1712-60-0x000000000041D390-mapping.dmp

Download
memory/1712-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads