xloader | b0689ba526627ae1cefce61dde4198b704f4ce53f898e1222f6ce40b73bd391c

General

Target

YRS1504720.exe
Size

878KB
MD5

73aaabd4d5155a4ed6a37c6c33a21602
SHA1

ef08b0d3e5429b93c2496747c5163fc55044adbe
SHA256

b0689ba526627ae1cefce61dde4198b704f4ce53f898e1222f6ce40b73bd391c
SHA512

1732e3d6b606b99187f1f17d171f05ef99b808e111b752ccc9453c3d851ef187b7e7a61fb23905233f31c05f8146285deddcab5588502a5b6071af1a39938f14

Score

10^/10

xloader ahc8 loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ahc8

Decoy

192451.com

wwwripostes.net

sirikhalsalaw.com

bitterbaybay.com

stella-scrubs.com

almanecermezcal.com

goodgood.online

translate-now.online

sincerefilm.com

quadrantforensics.com

johnfrenchart.com

plick-click.com

alnileen.com

tghi.xyz

172711.com

maymakita.com

punnyaseva.com

ukash-online.com

sho-yururi-blog.com

hebergement-solidaire.com

Signatures

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

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/672-63-0x000000000041D4F0-mapping.dmp	xloader
behavioral1/memory/672-62-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/672-65-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1628-74-0x0000000000130000-0x0000000000159000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1724 cmd.exe

pid	process
1724	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

YRS1504720.exeYRS1504720.exewuapp.exe

description	pid	process	target process
PID 1828 set thread context of 672	1828	YRS1504720.exe	YRS1504720.exe
PID 672 set thread context of 1376	672	YRS1504720.exe	Explorer.EXE
PID 672 set thread context of 1376	672	YRS1504720.exe	Explorer.EXE
PID 1628 set thread context of 1376	1628	wuapp.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 21 IoCs

Processes:

YRS1504720.exeYRS1504720.exewuapp.exe

pid	process
1828	YRS1504720.exe
1828	YRS1504720.exe
1828	YRS1504720.exe
672	YRS1504720.exe
672	YRS1504720.exe
672	YRS1504720.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe
1628	wuapp.exe

Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

YRS1504720.exewuapp.exe

pid process

672 YRS1504720.exe
672 YRS1504720.exe
672 YRS1504720.exe
672 YRS1504720.exe
1628 wuapp.exe
1628 wuapp.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

YRS1504720.exeYRS1504720.exewuapp.exe

description pid process

Token: SeDebugPrivilege 1828 YRS1504720.exe
Token: SeDebugPrivilege 672 YRS1504720.exe
Token: SeDebugPrivilege 1628 wuapp.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1376 Explorer.EXE
1376 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1376 Explorer.EXE
1376 Explorer.EXE

pid	process
672	YRS1504720.exe
672	YRS1504720.exe
672	YRS1504720.exe
672	YRS1504720.exe
1628	wuapp.exe
1628	wuapp.exe

description	pid	process
Token: SeDebugPrivilege	1828	YRS1504720.exe
Token: SeDebugPrivilege	672	YRS1504720.exe
Token: SeDebugPrivilege	1628	wuapp.exe

pid	process
1376	Explorer.EXE
1376	Explorer.EXE

pid	process
1376	Explorer.EXE
1376	Explorer.EXE

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

YRS1504720.exeExplorer.EXEwuapp.exe

description	pid	process	target process
PID 1828 wrote to memory of 1780	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 1780	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 1780	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 1780	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 672	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 672	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 672	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 672	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 672	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 672	1828	YRS1504720.exe	YRS1504720.exe
PID 1828 wrote to memory of 672	1828	YRS1504720.exe	YRS1504720.exe
PID 1376 wrote to memory of 1628	1376	Explorer.EXE	wuapp.exe
PID 1376 wrote to memory of 1628	1376	Explorer.EXE	wuapp.exe
PID 1376 wrote to memory of 1628	1376	Explorer.EXE	wuapp.exe
PID 1376 wrote to memory of 1628	1376	Explorer.EXE	wuapp.exe
PID 1376 wrote to memory of 1628	1376	Explorer.EXE	wuapp.exe
PID 1376 wrote to memory of 1628	1376	Explorer.EXE	wuapp.exe
PID 1376 wrote to memory of 1628	1376	Explorer.EXE	wuapp.exe
PID 1628 wrote to memory of 1724	1628	wuapp.exe	cmd.exe
PID 1628 wrote to memory of 1724	1628	wuapp.exe	cmd.exe
PID 1628 wrote to memory of 1724	1628	wuapp.exe	cmd.exe
PID 1628 wrote to memory of 1724	1628	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:1376

C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe
"C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1828

C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe
"C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe"
3⤵
PID:1780

C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe
"C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:672

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:1628

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\YRS1504720.exe"
3⤵
- Deletes itself
PID:1724

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/672-66-0x0000000000DD0000-0x00000000010D3000-memory.dmp

Filesize
3.0MB

Download
memory/672-62-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/672-67-0x0000000000290000-0x00000000002A1000-memory.dmp

Filesize
68KB

Download
memory/672-70-0x00000000002D0000-0x00000000002E1000-memory.dmp

Filesize
68KB

Download
memory/672-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/672-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/672-63-0x000000000041D4F0-mapping.dmp

Download
memory/672-65-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1376-71-0x00000000065C0000-0x0000000006701000-memory.dmp

Filesize
1.3MB

Download
memory/1376-68-0x00000000062F0000-0x0000000006423000-memory.dmp

Filesize
1.2MB

Download
memory/1376-78-0x0000000003F40000-0x0000000003FF8000-memory.dmp

Filesize
736KB

Download
memory/1628-73-0x0000000000A50000-0x0000000000A5B000-memory.dmp

Filesize
44KB

Download
memory/1628-72-0x0000000000000000-mapping.dmp

Download
memory/1628-74-0x0000000000130000-0x0000000000159000-memory.dmp

Filesize
164KB

Download
memory/1628-75-0x0000000001E60000-0x0000000002163000-memory.dmp

Filesize
3.0MB

Download
memory/1628-77-0x00000000009A0000-0x0000000000A30000-memory.dmp

Filesize
576KB

Download
memory/1724-76-0x0000000000000000-mapping.dmp

Download
memory/1828-56-0x00000000002F0000-0x00000000002FA000-memory.dmp

Filesize
40KB

Download
memory/1828-58-0x0000000000AB0000-0x0000000000B24000-memory.dmp

Filesize
464KB

Download
memory/1828-57-0x0000000004CC0000-0x0000000004D74000-memory.dmp

Filesize
720KB

Download
memory/1828-55-0x0000000007060000-0x0000000007112000-memory.dmp

Filesize
712KB

Download
memory/1828-54-0x0000000000CE0000-0x0000000000DC4000-memory.dmp

Filesize
912KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads