xloader | 87ad8520f278359ec2d233f63e18b0d3bbf94824fd9392c87ebf86214827cb5d

General

Target

Payment Advice.exe
Size

465KB
MD5

8fd1c8220848296150359907a2f6c6a4
SHA1

6f091b491eb980efb9608a7025ec53d62c6de75b
SHA256

87ad8520f278359ec2d233f63e18b0d3bbf94824fd9392c87ebf86214827cb5d
SHA512

788055f8648d9c8b935c062cbc4eec8271167f95b5cf4b5361478087fe50f0605115c5ff60b0d5946ecbf630cbfe9fa8807518a241c2ff2d06dbbe7f6b53397c

Score

10^/10

xloader a8hq loader persistence rat suricata

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

a8hq

Decoy

veteransductcleaning.com

beajtjunkies.com

houseofascofi.com

scottsdalemediator.com

atelyadesign.com

profitcase.pro

imtokenio.club

qinglingpai.com

bigsmile-meal.net

daytonlivestream.com

aspiradores10.online

ytybs120.com

hdatelier.com

bearpierce.com

yeson28ca.com

booklearner.com

m8j9.club

mmophamthinhlegend.space

hq4a7o6zb.com

sophiadaki.online

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 6 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1616-62-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1616-63-0x000000000041F2C0-mapping.dmp	xloader
behavioral1/memory/1616-65-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1616-73-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral1/memory/1864-76-0x00000000000C0000-0x00000000000EB000-memory.dmp	xloader
behavioral1/memory/1864-81-0x00000000000C0000-0x00000000000EB000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1660 cmd.exe

pid	process
1660	cmd.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	raserver.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HZ5LUHMXCN = "C:\\Program Files (x86)\\Fcfv\\IconCachedpg8f.exe"	raserver.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

Payment Advice.exePayment Advice.exeraserver.exe

description	pid	process	target process
PID 1892 set thread context of 1616	1892	Payment Advice.exe	Payment Advice.exe
PID 1616 set thread context of 1204	1616	Payment Advice.exe	Explorer.EXE
PID 1616 set thread context of 1204	1616	Payment Advice.exe	Explorer.EXE
PID 1864 set thread context of 1204	1864	raserver.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

raserver.exe

description ioc process

File opened for modification C:\Program Files (x86)\Fcfv\IconCachedpg8f.exe raserver.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Fcfv\IconCachedpg8f.exe	raserver.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-790309383-526510583-3802439154-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	raserver.exe

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

Payment Advice.exePayment Advice.exeraserver.exe

pid	process
1892	Payment Advice.exe
1616	Payment Advice.exe
1616	Payment Advice.exe
1616	Payment Advice.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe

Suspicious behavior: MapViewOfSection 8 IoCs

Processes:

Payment Advice.exeraserver.exe

pid	process
1616	Payment Advice.exe
1616	Payment Advice.exe
1616	Payment Advice.exe
1616	Payment Advice.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe
1864	raserver.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Payment Advice.exePayment Advice.exeraserver.exe

description	pid	process
Token: SeDebugPrivilege	1892	Payment Advice.exe
Token: SeDebugPrivilege	1616	Payment Advice.exe
Token: SeDebugPrivilege	1864	raserver.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1204 Explorer.EXE
1204 Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

pid	process
1204	Explorer.EXE
1204	Explorer.EXE

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

Payment Advice.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 1892 wrote to memory of 1552	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1552	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1552	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1552	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1616	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1616	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1616	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1616	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1616	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1616	1892	Payment Advice.exe	Payment Advice.exe
PID 1892 wrote to memory of 1616	1892	Payment Advice.exe	Payment Advice.exe
PID 1204 wrote to memory of 1864	1204	Explorer.EXE	raserver.exe
PID 1204 wrote to memory of 1864	1204	Explorer.EXE	raserver.exe
PID 1204 wrote to memory of 1864	1204	Explorer.EXE	raserver.exe
PID 1204 wrote to memory of 1864	1204	Explorer.EXE	raserver.exe
PID 1864 wrote to memory of 1660	1864	raserver.exe	cmd.exe
PID 1864 wrote to memory of 1660	1864	raserver.exe	cmd.exe
PID 1864 wrote to memory of 1660	1864	raserver.exe	cmd.exe
PID 1864 wrote to memory of 1660	1864	raserver.exe	cmd.exe
PID 1864 wrote to memory of 1336	1864	raserver.exe	Firefox.exe
PID 1864 wrote to memory of 1336	1864	raserver.exe	Firefox.exe
PID 1864 wrote to memory of 1336	1864	raserver.exe	Firefox.exe
PID 1864 wrote to memory of 1336	1864	raserver.exe	Firefox.exe
PID 1864 wrote to memory of 1336	1864	raserver.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1204

C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
"C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1892

C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
"{path}"
3⤵
PID:1552

C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1616

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1864

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Payment Advice.exe"
3⤵
- Deletes itself
PID:1660

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1336

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

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1204-68-0x0000000006080000-0x0000000006216000-memory.dmp

Filesize
1.6MB

Download
memory/1204-82-0x00000000064A0000-0x00000000065AF000-memory.dmp

Filesize
1.1MB

Download
memory/1204-80-0x00000000064A0000-0x00000000065AF000-memory.dmp

Filesize
1.1MB

Download
memory/1204-71-0x0000000006220000-0x0000000006327000-memory.dmp

Filesize
1.0MB

Download
memory/1616-59-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1616-70-0x0000000000370000-0x0000000000381000-memory.dmp

Filesize
68KB

Download
memory/1616-60-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1616-62-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1616-63-0x000000000041F2C0-mapping.dmp

Download
memory/1616-65-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1616-66-0x0000000000820000-0x0000000000B23000-memory.dmp

Filesize
3.0MB

Download
memory/1616-67-0x0000000000120000-0x0000000000131000-memory.dmp

Filesize
68KB

Download
memory/1616-73-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1660-78-0x0000000000000000-mapping.dmp

Download
memory/1864-72-0x0000000000000000-mapping.dmp

Download
memory/1864-75-0x00000000009D0000-0x00000000009EC000-memory.dmp

Filesize
112KB

Download
memory/1864-76-0x00000000000C0000-0x00000000000EB000-memory.dmp

Filesize
172KB

Download
memory/1864-77-0x0000000001DF0000-0x00000000020F3000-memory.dmp

Filesize
3.0MB

Download
memory/1864-79-0x00000000007B0000-0x0000000000840000-memory.dmp

Filesize
576KB

Download
memory/1864-81-0x00000000000C0000-0x00000000000EB000-memory.dmp

Filesize
172KB

Download
memory/1892-57-0x0000000005DD0000-0x0000000005E54000-memory.dmp

Filesize
528KB

Download
memory/1892-58-0x0000000000700000-0x0000000000732000-memory.dmp

Filesize
200KB

Download
memory/1892-54-0x0000000000C30000-0x0000000000CAA000-memory.dmp

Filesize
488KB

Download
memory/1892-56-0x00000000004E0000-0x00000000004EA000-memory.dmp

Filesize
40KB

Download
memory/1892-55-0x00000000753E1000-0x00000000753E3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads