xloader | ea828f4b77fa4128a394d3c81be7d569736c07ddaa4e5243a1a2669522bcc552

General

Target

Comanda, factura proforma.exe
Size

714KB
MD5

d0374233b4f0b5872d99e4f91d7ef727
SHA1

36d3f48474f4ae50efe5108cdbeff33f621b33c1
SHA256

640632c9b58708ac0a556ebcbe773fbf391caf17ceac6e444b66679cc89bacbf
SHA512

009335b8f789ab5428d6797f04a1dfd33da8fcfeb87ed179de549d00a6c8e2047232240fcbd89d0ca1f20c5024c0311708d68c7732019049c16727bcaa7627fc

Score

10^/10

xloader pvxz loader persistence rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

pvxz

C2

http://www.finetipster.com/pvxz/

Decoy

imt-token.club

abravewayocen.online

shcloudcar.com

mshoppingworld.online

ncgf08.xyz

stuinfo.xyz

wesavetheplanetofficial.com

tourbox.xyz

believeinyourselftraining.com

jsboyat.com

aaeconomy.info

9etmorea.info

purosepeti7.com

goticketly.com

pinkmemorypt.com

mylifewellnesscentre.com

iridina.online

petrestore.online

neema.xyz

novelfooditalia.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
behavioral1/memory/748-61-0x0000000000000000-mapping.dmp	xloader
behavioral1/memory/748-64-0x0000000072480000-0x00000000724A9000-memory.dmp	xloader
behavioral1/memory/748-69-0x0000000072480000-0x00000000724A9000-memory.dmp	xloader
behavioral1/memory/1292-74-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Comanda, factura proforma.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run\Bkitkupu = "C:\\Users\\Admin\\Contacts\\Bkitkupu\\upuktikB.url"	Comanda, factura proforma.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

mobsync.exesvchost.exe

description	pid	process	target process
PID 748 set thread context of 1208	748	mobsync.exe	Explorer.EXE
PID 748 set thread context of 1208	748	mobsync.exe	Explorer.EXE
PID 1292 set thread context of 1208	1292	svchost.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 27 IoCs

Processes:

mobsync.exesvchost.exe

pid	process
748	mobsync.exe
748	mobsync.exe
748	mobsync.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe
1292	svchost.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

mobsync.exesvchost.exe

pid process

748 mobsync.exe
748 mobsync.exe
748 mobsync.exe
748 mobsync.exe
1292 svchost.exe
1292 svchost.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

mobsync.exesvchost.exe

description pid process

Token: SeDebugPrivilege 748 mobsync.exe
Token: SeDebugPrivilege 1292 svchost.exe

description	pid	process
Token: SeDebugPrivilege	748	mobsync.exe
Token: SeDebugPrivilege	1292	svchost.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Comanda, factura proforma.exeExplorer.EXEsvchost.exe

description	pid	process	target process
PID 824 wrote to memory of 748	824	Comanda, factura proforma.exe	mobsync.exe
PID 824 wrote to memory of 748	824	Comanda, factura proforma.exe	mobsync.exe
PID 824 wrote to memory of 748	824	Comanda, factura proforma.exe	mobsync.exe
PID 824 wrote to memory of 748	824	Comanda, factura proforma.exe	mobsync.exe
PID 824 wrote to memory of 748	824	Comanda, factura proforma.exe	mobsync.exe
PID 824 wrote to memory of 748	824	Comanda, factura proforma.exe	mobsync.exe
PID 824 wrote to memory of 748	824	Comanda, factura proforma.exe	mobsync.exe
PID 1208 wrote to memory of 1292	1208	Explorer.EXE	svchost.exe
PID 1208 wrote to memory of 1292	1208	Explorer.EXE	svchost.exe
PID 1208 wrote to memory of 1292	1208	Explorer.EXE	svchost.exe
PID 1208 wrote to memory of 1292	1208	Explorer.EXE	svchost.exe
PID 1292 wrote to memory of 1400	1292	svchost.exe	cmd.exe
PID 1292 wrote to memory of 1400	1292	svchost.exe	cmd.exe
PID 1292 wrote to memory of 1400	1292	svchost.exe	cmd.exe
PID 1292 wrote to memory of 1400	1292	svchost.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1208

C:\Users\Admin\AppData\Local\Temp\Comanda, factura proforma.exe
"C:\Users\Admin\AppData\Local\Temp\Comanda, factura proforma.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:824

C:\Windows\SysWOW64\mobsync.exe
C:\Windows\System32\mobsync.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:748

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:1292

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\mobsync.exe"
3⤵
PID:1400

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/748-67-0x0000000000200000-0x0000000000211000-memory.dmp

Filesize
68KB

Download
memory/748-59-0x0000000000080000-0x0000000000081000-memory.dmp

Filesize
4KB

Download
memory/748-58-0x0000000072480000-0x00000000724A9000-memory.dmp

Filesize
164KB

Download
memory/748-70-0x0000000000280000-0x0000000000291000-memory.dmp

Filesize
68KB

Download
memory/748-69-0x0000000072480000-0x00000000724A9000-memory.dmp

Filesize
164KB

Download
memory/748-61-0x0000000000000000-mapping.dmp

Download
memory/748-63-0x0000000000090000-0x0000000000091000-memory.dmp

Filesize
4KB

Download
memory/748-64-0x0000000072480000-0x00000000724A9000-memory.dmp

Filesize
164KB

Download
memory/748-65-0x0000000001F10000-0x0000000002213000-memory.dmp

Filesize
3.0MB

Download
memory/824-57-0x00000000003D1000-0x00000000003E5000-memory.dmp

Filesize
80KB

Download
memory/824-56-0x00000000002B0000-0x00000000002B1000-memory.dmp

Filesize
4KB

Download
memory/824-55-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1208-68-0x00000000062D0000-0x000000000646F000-memory.dmp

Filesize
1.6MB

Download
memory/1208-71-0x0000000007480000-0x00000000075BA000-memory.dmp

Filesize
1.2MB

Download
memory/1208-78-0x00000000060C0000-0x0000000006235000-memory.dmp

Filesize
1.5MB

Download
memory/1292-72-0x0000000000000000-mapping.dmp

Download
memory/1292-74-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1292-73-0x0000000000FF0000-0x0000000000FF8000-memory.dmp

Filesize
32KB

Download
memory/1292-75-0x00000000008C0000-0x0000000000BC3000-memory.dmp

Filesize
3.0MB

Download
memory/1292-77-0x0000000000460000-0x00000000004F0000-memory.dmp

Filesize
576KB

Download
memory/1400-76-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads