xloader | 547b0c2f7b3ee0275ff34781d0fa579a07d437629c9ee5e81d8782bb7e12dc4e

General

Target

Page-1029382393.exe
Size

480KB
MD5

2d6983ca4172cd59f90949443d4b5596
SHA1

06ec7184a82223036b85743cdf988f2166fbb4c7
SHA256

547b0c2f7b3ee0275ff34781d0fa579a07d437629c9ee5e81d8782bb7e12dc4e
SHA512

541fc96ee9d4727a2c0980c8553a54285cc511cf3298d5ca07f53340a0e2da493324aead0035433b9bf4fc31cb646de7127921f02e4a4fb334dfc87999859024

Score

10^/10

xloader c6si loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c6si

Decoy

tristateinc.construction

americanscaregroundstexas.com

kanimisoshiru.com

wihling.com

fishcheekstosa.com

parentsfuid.com

greenstandmarket.com

fc8fla8kzq.com

gametwist-83.club

jobsncvs.com

directrealtysells.com

avida2015.com

conceptasite.net

arkaneattire.com

indev-mobility.info

2160centurypark412.com

valefloor.com

septembership.com

stackflix.com

jimc0sales.net

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
behavioral1/memory/384-61-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/568-67-0x00000000000F0000-0x0000000000119000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

884 cmd.exe

pid	process
884	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Page-1029382393.exePage-1029382393.exewuapp.exe

description	pid	process	target process
PID 940 set thread context of 384	940	Page-1029382393.exe	Page-1029382393.exe
PID 384 set thread context of 1380	384	Page-1029382393.exe	Explorer.EXE
PID 568 set thread context of 1380	568	wuapp.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

Page-1029382393.exewuapp.exe

pid	process
384	Page-1029382393.exe
384	Page-1029382393.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe
568	wuapp.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Page-1029382393.exewuapp.exe

pid process

384 Page-1029382393.exe
384 Page-1029382393.exe
384 Page-1029382393.exe
568 wuapp.exe
568 wuapp.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Page-1029382393.exewuapp.exe

description pid process

Token: SeDebugPrivilege 384 Page-1029382393.exe
Token: SeDebugPrivilege 568 wuapp.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1380 Explorer.EXE
1380 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1380 Explorer.EXE
1380 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	384	Page-1029382393.exe
Token: SeDebugPrivilege	568	wuapp.exe

pid	process
1380	Explorer.EXE
1380	Explorer.EXE

pid	process
1380	Explorer.EXE
1380	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

Page-1029382393.exeExplorer.EXEwuapp.exe

description	pid	process	target process
PID 940 wrote to memory of 384	940	Page-1029382393.exe	Page-1029382393.exe
PID 940 wrote to memory of 384	940	Page-1029382393.exe	Page-1029382393.exe
PID 940 wrote to memory of 384	940	Page-1029382393.exe	Page-1029382393.exe
PID 940 wrote to memory of 384	940	Page-1029382393.exe	Page-1029382393.exe
PID 940 wrote to memory of 384	940	Page-1029382393.exe	Page-1029382393.exe
PID 940 wrote to memory of 384	940	Page-1029382393.exe	Page-1029382393.exe
PID 940 wrote to memory of 384	940	Page-1029382393.exe	Page-1029382393.exe
PID 1380 wrote to memory of 568	1380	Explorer.EXE	wuapp.exe
PID 1380 wrote to memory of 568	1380	Explorer.EXE	wuapp.exe
PID 1380 wrote to memory of 568	1380	Explorer.EXE	wuapp.exe
PID 1380 wrote to memory of 568	1380	Explorer.EXE	wuapp.exe
PID 1380 wrote to memory of 568	1380	Explorer.EXE	wuapp.exe
PID 1380 wrote to memory of 568	1380	Explorer.EXE	wuapp.exe
PID 1380 wrote to memory of 568	1380	Explorer.EXE	wuapp.exe
PID 568 wrote to memory of 884	568	wuapp.exe	cmd.exe
PID 568 wrote to memory of 884	568	wuapp.exe	cmd.exe
PID 568 wrote to memory of 884	568	wuapp.exe	cmd.exe
PID 568 wrote to memory of 884	568	wuapp.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1380

C:\Users\Admin\AppData\Local\Temp\Page-1029382393.exe
"C:\Users\Admin\AppData\Local\Temp\Page-1029382393.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:940

C:\Users\Admin\AppData\Local\Temp\Page-1029382393.exe
"C:\Users\Admin\AppData\Local\Temp\Page-1029382393.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:384

C:\Windows\SysWOW64\wuapp.exe
"C:\Windows\SysWOW64\wuapp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:568

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Page-1029382393.exe"
3⤵
- Deletes itself
PID:884

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/384-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/384-64-0x0000000000460000-0x0000000000471000-memory.dmp

Filesize
68KB

Download
memory/384-62-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/384-61-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/384-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/568-67-0x00000000000F0000-0x0000000000119000-memory.dmp

Filesize
164KB

Download
memory/568-66-0x00000000008B0000-0x00000000008BB000-memory.dmp

Filesize
44KB

Download
memory/568-68-0x0000000001E50000-0x0000000002153000-memory.dmp

Filesize
3.0MB

Download
memory/568-69-0x0000000001D60000-0x0000000001DF0000-memory.dmp

Filesize
576KB

Download
memory/940-58-0x00000000048A0000-0x00000000048FE000-memory.dmp

Filesize
376KB

Download
memory/940-57-0x0000000004860000-0x0000000004861000-memory.dmp

Filesize
4KB

Download
memory/940-56-0x0000000000590000-0x00000000005A4000-memory.dmp

Filesize
80KB

Download
memory/940-55-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/940-54-0x0000000000D60000-0x0000000000DDE000-memory.dmp

Filesize
504KB

Download
memory/1380-65-0x0000000004AD0000-0x0000000004B97000-memory.dmp

Filesize
796KB

Download
memory/1380-70-0x0000000006500000-0x0000000006617000-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads