xloader | 37dc7edf8d328692e168888bd219de366cd7114965184ec2fe716046652b81c3

General

Target

catzx.exe
Size

637KB
MD5

8d6a4404edc6cceb62c96399991b35fc
SHA1

ddca329231e31acd27a46b6579937a23a4d6678e
SHA256

37dc7edf8d328692e168888bd219de366cd7114965184ec2fe716046652b81c3
SHA512

4d8e2e6ba6fe095512954d5d5de954c161c0dee5d9cb715fa118de6357d6ae18a9c685c9139c98335672b6cb76b2de897de1a61338649801b3a396ec05c67005

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 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4400-138-0x0000000000400000-0x000000000042A000-memory.dmp	xloader
behavioral2/memory/3732-145-0x00000000001A0000-0x00000000001CA000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

catzx.execatzx.exesvchost.exe

description	pid	process	target process
PID 2340 set thread context of 4400	2340	catzx.exe	catzx.exe
PID 4400 set thread context of 8	4400	catzx.exe	Explorer.EXE
PID 3732 set thread context of 8	3732	svchost.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

catzx.execatzx.exesvchost.exe

pid	process
2340	catzx.exe
2340	catzx.exe
4400	catzx.exe
4400	catzx.exe
4400	catzx.exe
4400	catzx.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe
3732	svchost.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

8 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

catzx.exesvchost.exe

pid process

4400 catzx.exe
4400 catzx.exe
4400 catzx.exe
3732 svchost.exe
3732 svchost.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

catzx.execatzx.exesvchost.exe

description pid process

Token: SeDebugPrivilege 2340 catzx.exe
Token: SeDebugPrivilege 4400 catzx.exe
Token: SeDebugPrivilege 3732 svchost.exe

pid	process
8	Explorer.EXE

pid	process
4400	catzx.exe
4400	catzx.exe
4400	catzx.exe
3732	svchost.exe
3732	svchost.exe

description	pid	process
Token: SeDebugPrivilege	2340	catzx.exe
Token: SeDebugPrivilege	4400	catzx.exe
Token: SeDebugPrivilege	3732	svchost.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

catzx.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 2340 wrote to memory of 1104	2340	catzx.exe	catzx.exe
PID 2340 wrote to memory of 1104	2340	catzx.exe	catzx.exe
PID 2340 wrote to memory of 1104	2340	catzx.exe	catzx.exe
PID 2340 wrote to memory of 4400	2340	catzx.exe	catzx.exe
PID 2340 wrote to memory of 4400	2340	catzx.exe	catzx.exe
PID 2340 wrote to memory of 4400	2340	catzx.exe	catzx.exe
PID 2340 wrote to memory of 4400	2340	catzx.exe	catzx.exe
PID 2340 wrote to memory of 4400	2340	catzx.exe	catzx.exe
PID 2340 wrote to memory of 4400	2340	catzx.exe	catzx.exe
PID 8 wrote to memory of 3732	8	Explorer.EXE	svchost.exe
PID 8 wrote to memory of 3732	8	Explorer.EXE	svchost.exe
PID 8 wrote to memory of 3732	8	Explorer.EXE	svchost.exe
PID 3732 wrote to memory of 3708	3732	svchost.exe	cmd.exe
PID 3732 wrote to memory of 3708	3732	svchost.exe	cmd.exe
PID 3732 wrote to memory of 3708	3732	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:8

C:\Users\Admin\AppData\Local\Temp\catzx.exe
"C:\Users\Admin\AppData\Local\Temp\catzx.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2340

C:\Users\Admin\AppData\Local\Temp\catzx.exe
"C:\Users\Admin\AppData\Local\Temp\catzx.exe"
3⤵
PID:1104

C:\Users\Admin\AppData\Local\Temp\catzx.exe
"C:\Users\Admin\AppData\Local\Temp\catzx.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4400

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:3732

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\catzx.exe"
3⤵
PID:3708

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/8-142-0x00000000087B0000-0x0000000008916000-memory.dmp

Filesize
1.4MB

Download
memory/8-149-0x0000000003250000-0x0000000003336000-memory.dmp

Filesize
920KB

Download
memory/1104-136-0x0000000000000000-mapping.dmp

Download
memory/2340-131-0x0000000005F00000-0x00000000064A4000-memory.dmp

Filesize
5.6MB

Download
memory/2340-132-0x0000000005950000-0x00000000059E2000-memory.dmp

Filesize
584KB

Download
memory/2340-133-0x0000000005A90000-0x0000000005B2C000-memory.dmp

Filesize
624KB

Download
memory/2340-134-0x0000000005900000-0x000000000590A000-memory.dmp

Filesize
40KB

Download
memory/2340-135-0x0000000009B30000-0x0000000009B96000-memory.dmp

Filesize
408KB

Download
memory/2340-130-0x0000000000E60000-0x0000000000F04000-memory.dmp

Filesize
656KB

Download
memory/3708-146-0x0000000000000000-mapping.dmp

Download
memory/3732-143-0x0000000000000000-mapping.dmp

Download
memory/3732-145-0x00000000001A0000-0x00000000001CA000-memory.dmp

Filesize
168KB

Download
memory/3732-144-0x0000000000430000-0x000000000043E000-memory.dmp

Filesize
56KB

Download
memory/3732-147-0x0000000000F00000-0x000000000124A000-memory.dmp

Filesize
3.3MB

Download
memory/3732-148-0x0000000000AD0000-0x0000000000B60000-memory.dmp

Filesize
576KB

Download
memory/4400-141-0x0000000000E70000-0x0000000000E81000-memory.dmp

Filesize
68KB

Download
memory/4400-140-0x0000000001300000-0x000000000164A000-memory.dmp

Filesize
3.3MB

Download
memory/4400-138-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4400-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads