xloader | a01581f76331c0d9ac33410544e67422ad99c553d6c15a5d3d526c304c908554

General

Target

tmp.exe
Size

728KB
MD5

7bf97c78987dee44d858343ed72da24b
SHA1

e2a445bc4e5923b355aa977cfc73a94e08706c36
SHA256

a01581f76331c0d9ac33410544e67422ad99c553d6c15a5d3d526c304c908554
SHA512

d86e85ea50a4e8fc766c48b509d7bcabf43167ce58f731b6273c5b8c385f15b03e4c914bde8c569f508ecd6e9a7ccf5ee21d8558ef60097d7d8581c0318ee27f

Score

10^/10

xloader r007 loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

r007

Decoy

trashpandaservice.com

mobileads.network

ascolstore.com

gelsinextra.com

bonestell.net

heitoll.xyz

ceapgis.com

mon-lapin.biz

miq-eva.com

rematedesillas.com

playingonline.xyz

hausense.quest

tnyzw.com

appsdial.com

addcolor.city

hagenoblog.com

michaelwesleyj.com

she-zain.com

lorhsems.com

karmaserena.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 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1100-137-0x0000000000400000-0x000000000042A000-memory.dmp	xloader
behavioral2/memory/1100-143-0x0000000000400000-0x000000000042A000-memory.dmp	xloader
behavioral2/memory/4896-146-0x0000000000400000-0x000000000042A000-memory.dmp	xloader
behavioral2/memory/4896-150-0x0000000000400000-0x000000000042A000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

tmp.exetmp.exeraserver.exe

description	pid	process	target process
PID 1372 set thread context of 1100	1372	tmp.exe	tmp.exe
PID 1100 set thread context of 3152	1100	tmp.exe	Explorer.EXE
PID 4896 set thread context of 3152	4896	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

tmp.exeraserver.exe

pid	process
1100	tmp.exe
1100	tmp.exe
1100	tmp.exe
1100	tmp.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe
4896	raserver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3152 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

tmp.exeraserver.exe

pid process

1100 tmp.exe
1100 tmp.exe
1100 tmp.exe
4896 raserver.exe
4896 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

tmp.exeraserver.exe

description pid process

Token: SeDebugPrivilege 1100 tmp.exe
Token: SeDebugPrivilege 4896 raserver.exe

pid	process
3152	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1100	tmp.exe
Token: SeDebugPrivilege	4896	raserver.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

tmp.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 1372 wrote to memory of 1100	1372	tmp.exe	tmp.exe
PID 1372 wrote to memory of 1100	1372	tmp.exe	tmp.exe
PID 1372 wrote to memory of 1100	1372	tmp.exe	tmp.exe
PID 1372 wrote to memory of 1100	1372	tmp.exe	tmp.exe
PID 1372 wrote to memory of 1100	1372	tmp.exe	tmp.exe
PID 1372 wrote to memory of 1100	1372	tmp.exe	tmp.exe
PID 3152 wrote to memory of 4896	3152	Explorer.EXE	raserver.exe
PID 3152 wrote to memory of 4896	3152	Explorer.EXE	raserver.exe
PID 3152 wrote to memory of 4896	3152	Explorer.EXE	raserver.exe
PID 4896 wrote to memory of 4824	4896	raserver.exe	cmd.exe
PID 4896 wrote to memory of 4824	4896	raserver.exe	cmd.exe
PID 4896 wrote to memory of 4824	4896	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3152

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1372

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1100

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4896

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
3⤵
PID:4824

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1100-143-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1100-136-0x0000000000000000-mapping.dmp

Download
memory/1100-137-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1100-139-0x00000000019D0000-0x0000000001D1A000-memory.dmp

Filesize
3.3MB

Download
memory/1100-140-0x0000000001E40000-0x0000000001E51000-memory.dmp

Filesize
68KB

Download
memory/1372-131-0x00000000052D0000-0x0000000005874000-memory.dmp

Filesize
5.6MB

Download
memory/1372-132-0x0000000004D20000-0x0000000004DB2000-memory.dmp

Filesize
584KB

Download
memory/1372-133-0x0000000004DC0000-0x0000000004E5C000-memory.dmp

Filesize
624KB

Download
memory/1372-134-0x0000000004CA0000-0x0000000004CAA000-memory.dmp

Filesize
40KB

Download
memory/1372-135-0x0000000008B40000-0x0000000008BA6000-memory.dmp

Filesize
408KB

Download
memory/1372-130-0x0000000000230000-0x00000000002EC000-memory.dmp

Filesize
752KB

Download
memory/3152-141-0x0000000002B50000-0x0000000002C17000-memory.dmp

Filesize
796KB

Download
memory/3152-149-0x00000000084D0000-0x000000000860C000-memory.dmp

Filesize
1.2MB

Download
memory/3152-151-0x00000000084D0000-0x000000000860C000-memory.dmp

Filesize
1.2MB

Download
memory/4824-144-0x0000000000000000-mapping.dmp

Download
memory/4896-142-0x0000000000000000-mapping.dmp

Download
memory/4896-145-0x00000000009C0000-0x00000000009DF000-memory.dmp

Filesize
124KB

Download
memory/4896-146-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4896-147-0x00000000024E0000-0x000000000282A000-memory.dmp

Filesize
3.3MB

Download
memory/4896-148-0x0000000002270000-0x0000000002300000-memory.dmp

Filesize
576KB

Download
memory/4896-150-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads