xloader | 016995a4b65533b314b70ebab42fb3c6dee830dff7a7261080f6e743da562b9a

General

Target

PI20962751514151615.PDF.exe
Size

1020KB
MD5

d152bf2b775706780df89340500fb32e
SHA1

87ded199c4610ea506c28f9b242f4cfb9d2a3a76
SHA256

016995a4b65533b314b70ebab42fb3c6dee830dff7a7261080f6e743da562b9a
SHA512

6d47caae144a75bb35c5eaf01cc48af3e93ec8bc48f3cbe948ea7286949e44910c1a965d33af454067f4d25033bfc7a8514541918b37d2cd3f90b92504d18343

Score

10^/10

xloader pvxz loader persistence rat

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1884-61-0x0000000000000000-mapping.dmp	xloader
behavioral1/memory/1884-65-0x0000000072480000-0x00000000724A9000-memory.dmp	xloader
behavioral1/memory/1924-72-0x00000000000D0000-0x00000000000F9000-memory.dmp	xloader

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

PI20962751514151615.PDF.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-103686315-404690609-2047157615-1000\Software\Microsoft\Windows\CurrentVersion\Run\Grkyrqcc = "C:\\Users\\Admin\\ccqrykrG.url"	PI20962751514151615.PDF.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

DpiScaling.exechkdsk.exe

description	pid	process	target process
PID 1884 set thread context of 1220	1884	DpiScaling.exe	Explorer.EXE
PID 1924 set thread context of 1220	1924	chkdsk.exe	Explorer.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

chkdsk.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

Processes:

DpiScaling.exechkdsk.exe

pid	process
1884	DpiScaling.exe
1884	DpiScaling.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe
1924	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

DpiScaling.exechkdsk.exe

pid process

1884 DpiScaling.exe
1884 DpiScaling.exe
1884 DpiScaling.exe
1924 chkdsk.exe
1924 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 1884 DpiScaling.exe
Token: SeDebugPrivilege 1924 chkdsk.exe

description	pid	process
Token: SeDebugPrivilege	1884	DpiScaling.exe
Token: SeDebugPrivilege	1924	chkdsk.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

PI20962751514151615.PDF.exeExplorer.EXEchkdsk.exe

description	pid	process	target process
PID 1048 wrote to memory of 1884	1048	PI20962751514151615.PDF.exe	DpiScaling.exe
PID 1048 wrote to memory of 1884	1048	PI20962751514151615.PDF.exe	DpiScaling.exe
PID 1048 wrote to memory of 1884	1048	PI20962751514151615.PDF.exe	DpiScaling.exe
PID 1048 wrote to memory of 1884	1048	PI20962751514151615.PDF.exe	DpiScaling.exe
PID 1048 wrote to memory of 1884	1048	PI20962751514151615.PDF.exe	DpiScaling.exe
PID 1048 wrote to memory of 1884	1048	PI20962751514151615.PDF.exe	DpiScaling.exe
PID 1048 wrote to memory of 1884	1048	PI20962751514151615.PDF.exe	DpiScaling.exe
PID 1220 wrote to memory of 1924	1220	Explorer.EXE	chkdsk.exe
PID 1220 wrote to memory of 1924	1220	Explorer.EXE	chkdsk.exe
PID 1220 wrote to memory of 1924	1220	Explorer.EXE	chkdsk.exe
PID 1220 wrote to memory of 1924	1220	Explorer.EXE	chkdsk.exe
PID 1924 wrote to memory of 1316	1924	chkdsk.exe	cmd.exe
PID 1924 wrote to memory of 1316	1924	chkdsk.exe	cmd.exe
PID 1924 wrote to memory of 1316	1924	chkdsk.exe	cmd.exe
PID 1924 wrote to memory of 1316	1924	chkdsk.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1220

C:\Users\Admin\AppData\Local\Temp\PI20962751514151615.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\PI20962751514151615.PDF.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1048

C:\Windows\SysWOW64\DpiScaling.exe
C:\Windows\System32\DpiScaling.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1884

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\DpiScaling.exe"
3⤵
PID:1316

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

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1048-55-0x0000000074E51000-0x0000000074E53000-memory.dmp

Filesize
8KB

Download
memory/1048-56-0x0000000000311000-0x0000000000325000-memory.dmp

Filesize
80KB

Download
memory/1048-57-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/1220-75-0x0000000009370000-0x00000000094E2000-memory.dmp

Filesize
1.4MB

Download
memory/1220-68-0x0000000006550000-0x0000000006658000-memory.dmp

Filesize
1.0MB

Download
memory/1316-73-0x0000000000000000-mapping.dmp

Download
memory/1884-66-0x0000000001FC0000-0x00000000022C3000-memory.dmp

Filesize
3.0MB

Download
memory/1884-65-0x0000000072480000-0x00000000724A9000-memory.dmp

Filesize
164KB

Download
memory/1884-64-0x00000000000F0000-0x00000000000F1000-memory.dmp

Filesize
4KB

Download
memory/1884-67-0x0000000000420000-0x0000000000431000-memory.dmp

Filesize
68KB

Download
memory/1884-61-0x0000000000000000-mapping.dmp

Download
memory/1884-59-0x00000000000E0000-0x00000000000E1000-memory.dmp

Filesize
4KB

Download
memory/1884-58-0x0000000072480000-0x00000000724A9000-memory.dmp

Filesize
164KB

Download
memory/1924-69-0x0000000000000000-mapping.dmp

Download
memory/1924-72-0x00000000000D0000-0x00000000000F9000-memory.dmp

Filesize
164KB

Download
memory/1924-71-0x0000000002080000-0x0000000002383000-memory.dmp

Filesize
3.0MB

Download
memory/1924-70-0x0000000000570000-0x0000000000577000-memory.dmp

Filesize
28KB

Download
memory/1924-74-0x0000000000640000-0x00000000006D0000-memory.dmp

Filesize
576KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads