xloader | 5aa4e2536c1e6a2b7ff9509081c03906f982a95df7e44bcf162429ac8f969f14

General

Target

50% payment.exe
Size

1.1MB
MD5

91d6babf1d4ec9c3ff032c9f44291161
SHA1

a9009a6c66d5b1f945d7e4ef88ed01dbf86f8d5d
SHA256

5aa4e2536c1e6a2b7ff9509081c03906f982a95df7e44bcf162429ac8f969f14
SHA512

6eda488e5c15e63db870163f652809ee1fce1169054cd296988e4d7bc6096091009bc7383efdb541fdfed2526ef18470896fe13971e84d7966a9ec30a1f72ae4

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.precigentriplegene.net/ey9c/

Decoy

veitev.com

alpinerevenuemanagement.com

filthycarwash.com

semanticzone.net

biteasia.com

cranedlbh.com

dassinlegal.com

celebrityworldhindi.com

theberrydesign.com

neapmusic.com

bombayan.com

lux-n-lush.com

yourcoachingconversations.com

asafera.com

aleraretirementpartners.com

fewsolo.xyz

mgformations.com

jenningscaswell.com

fsgateway.net

egeektechlive.com

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/936-66-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/936-67-0x000000000041D090-mapping.dmp	xloader
behavioral1/memory/1776-75-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1812 cmd.exe

pid	process
1812	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

50% payment.exe50% payment.exechkdsk.exe

description	pid	process	target process
PID 1632 set thread context of 936	1632	50% payment.exe	50% payment.exe
PID 936 set thread context of 1244	936	50% payment.exe	Explorer.EXE
PID 1776 set thread context of 1244	1776	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 12 IoCs

Processes:

50% payment.exe50% payment.exechkdsk.exe

pid	process
1632	50% payment.exe
1632	50% payment.exe
936	50% payment.exe
936	50% payment.exe
1776	chkdsk.exe
1776	chkdsk.exe
1776	chkdsk.exe
1776	chkdsk.exe
1776	chkdsk.exe
1776	chkdsk.exe
1776	chkdsk.exe
1776	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

50% payment.exechkdsk.exe

pid process

936 50% payment.exe
936 50% payment.exe
936 50% payment.exe
1776 chkdsk.exe
1776 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

50% payment.exe50% payment.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 1632 50% payment.exe
Token: SeDebugPrivilege 936 50% payment.exe
Token: SeDebugPrivilege 1776 chkdsk.exe

pid	process
936	50% payment.exe
936	50% payment.exe
936	50% payment.exe
1776	chkdsk.exe
1776	chkdsk.exe

description	pid	process
Token: SeDebugPrivilege	1632	50% payment.exe
Token: SeDebugPrivilege	936	50% payment.exe
Token: SeDebugPrivilege	1776	chkdsk.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

50% payment.exeExplorer.EXEchkdsk.exe

description	pid	process	target process
PID 1632 wrote to memory of 936	1632	50% payment.exe	50% payment.exe
PID 1632 wrote to memory of 936	1632	50% payment.exe	50% payment.exe
PID 1632 wrote to memory of 936	1632	50% payment.exe	50% payment.exe
PID 1632 wrote to memory of 936	1632	50% payment.exe	50% payment.exe
PID 1632 wrote to memory of 936	1632	50% payment.exe	50% payment.exe
PID 1632 wrote to memory of 936	1632	50% payment.exe	50% payment.exe
PID 1632 wrote to memory of 936	1632	50% payment.exe	50% payment.exe
PID 1244 wrote to memory of 1776	1244	Explorer.EXE	chkdsk.exe
PID 1244 wrote to memory of 1776	1244	Explorer.EXE	chkdsk.exe
PID 1244 wrote to memory of 1776	1244	Explorer.EXE	chkdsk.exe
PID 1244 wrote to memory of 1776	1244	Explorer.EXE	chkdsk.exe
PID 1776 wrote to memory of 1812	1776	chkdsk.exe	cmd.exe
PID 1776 wrote to memory of 1812	1776	chkdsk.exe	cmd.exe
PID 1776 wrote to memory of 1812	1776	chkdsk.exe	cmd.exe
PID 1776 wrote to memory of 1812	1776	chkdsk.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1244

C:\Users\Admin\AppData\Local\Temp\50% payment.exe
"C:\Users\Admin\AppData\Local\Temp\50% payment.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1632

C:\Users\Admin\AppData\Local\Temp\50% payment.exe
"C:\Users\Admin\AppData\Local\Temp\50% payment.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:936

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:1776

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\50% payment.exe"
3⤵
- Deletes itself
PID:1812

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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/936-67-0x000000000041D090-mapping.dmp

Download
memory/936-70-0x00000000001C0000-0x00000000001D1000-memory.dmp

Filesize
68KB

Download
memory/936-69-0x0000000000A40000-0x0000000000D43000-memory.dmp

Filesize
3.0MB

Download
memory/936-66-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1244-79-0x0000000003BB0000-0x0000000003C56000-memory.dmp

Filesize
664KB

Download
memory/1244-71-0x0000000004E20000-0x0000000004FA4000-memory.dmp

Filesize
1.5MB

Download
memory/1632-65-0x00000000007A0000-0x00000000007CE000-memory.dmp

Filesize
184KB

Download
memory/1632-60-0x0000000000F30000-0x0000000000F31000-memory.dmp

Filesize
4KB

Download
memory/1632-64-0x0000000004F50000-0x0000000004FC2000-memory.dmp

Filesize
456KB

Download
memory/1632-63-0x00000000004B0000-0x00000000004B9000-memory.dmp

Filesize
36KB

Download
memory/1632-62-0x0000000004E10000-0x0000000004E11000-memory.dmp

Filesize
4KB

Download
memory/1776-72-0x0000000000000000-mapping.dmp

Download
memory/1776-74-0x0000000000FF0000-0x0000000000FF7000-memory.dmp

Filesize
28KB

Download
memory/1776-75-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1776-76-0x0000000000C70000-0x0000000000F73000-memory.dmp

Filesize
3.0MB

Download
memory/1776-77-0x0000000075551000-0x0000000075553000-memory.dmp

Filesize
8KB

Download
memory/1776-78-0x0000000000370000-0x0000000000400000-memory.dmp

Filesize
576KB

Download
memory/1812-73-0x0000000000000000-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