xloader | c33b26b4e4f428acbe2c4fff00184f4a2328c8bb656e4ca4cf189b782cf4b4ea

General

Target

shipping document.exe
Size

526KB
MD5

14d30f3b7fdc0449489e207fb7335551
SHA1

d7d5ead143507bab37cca353fdba10149a1081e4
SHA256

c33b26b4e4f428acbe2c4fff00184f4a2328c8bb656e4ca4cf189b782cf4b4ea
SHA512

47740effe3940259da1d0f25677a5d965947707cb04b6f03008f8aaf31287bc14fe8300c6b8353dbc1600658a06e6f725468d78d74fdb2662735f7e6dced6915

Score

10^/10

xloader a8hq loader 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 5 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4388-136-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/4388-141-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/4388-146-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/4528-149-0x00000000012F0000-0x000000000131B000-memory.dmp	xloader
behavioral2/memory/4528-153-0x00000000012F0000-0x000000000131B000-memory.dmp	xloader

Suspicious use of SetThreadContext 4 IoCs

Processes:

shipping document.exeshipping document.exemsiexec.exe

description	pid	process	target process
PID 4224 set thread context of 4388	4224	shipping document.exe	shipping document.exe
PID 4388 set thread context of 2032	4388	shipping document.exe	Explorer.EXE
PID 4388 set thread context of 2032	4388	shipping document.exe	Explorer.EXE
PID 4528 set thread context of 2032	4528	msiexec.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

shipping document.exemsiexec.exe

pid	process
4388	shipping document.exe
4388	shipping document.exe
4388	shipping document.exe
4388	shipping document.exe
4388	shipping document.exe
4388	shipping document.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe
4528	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2032 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

shipping document.exemsiexec.exe

pid process

4388 shipping document.exe
4388 shipping document.exe
4388 shipping document.exe
4388 shipping document.exe
4528 msiexec.exe
4528 msiexec.exe

pid	process
2032	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

shipping document.exeExplorer.EXEmsiexec.exe

description	pid	process
Token: SeDebugPrivilege	4388	shipping document.exe
Token: SeShutdownPrivilege	2032	Explorer.EXE
Token: SeCreatePagefilePrivilege	2032	Explorer.EXE
Token: SeDebugPrivilege	4528	msiexec.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

shipping document.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 4224 wrote to memory of 4388	4224	shipping document.exe	shipping document.exe
PID 4224 wrote to memory of 4388	4224	shipping document.exe	shipping document.exe
PID 4224 wrote to memory of 4388	4224	shipping document.exe	shipping document.exe
PID 4224 wrote to memory of 4388	4224	shipping document.exe	shipping document.exe
PID 4224 wrote to memory of 4388	4224	shipping document.exe	shipping document.exe
PID 4224 wrote to memory of 4388	4224	shipping document.exe	shipping document.exe
PID 2032 wrote to memory of 4528	2032	Explorer.EXE	msiexec.exe
PID 2032 wrote to memory of 4528	2032	Explorer.EXE	msiexec.exe
PID 2032 wrote to memory of 4528	2032	Explorer.EXE	msiexec.exe
PID 2032 wrote to memory of 812	2032	Explorer.EXE	wscript.exe
PID 2032 wrote to memory of 812	2032	Explorer.EXE	wscript.exe
PID 2032 wrote to memory of 812	2032	Explorer.EXE	wscript.exe
PID 4528 wrote to memory of 4172	4528	msiexec.exe	cmd.exe
PID 4528 wrote to memory of 4172	4528	msiexec.exe	cmd.exe
PID 4528 wrote to memory of 4172	4528	msiexec.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2032

C:\Users\Admin\AppData\Local\Temp\shipping document.exe
"C:\Users\Admin\AppData\Local\Temp\shipping document.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4224

C:\Users\Admin\AppData\Local\Temp\shipping document.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4388

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
2⤵
PID:812

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4528

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\shipping document.exe"
3⤵
PID:4172

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2032-143-0x0000000003690000-0x00000000037E3000-memory.dmp

Filesize
1.3MB

Download
memory/2032-154-0x00000000033A0000-0x0000000003433000-memory.dmp

Filesize
588KB

Download
memory/2032-152-0x00000000033A0000-0x0000000003433000-memory.dmp

Filesize
588KB

Download
memory/2032-140-0x00000000032D0000-0x000000000339D000-memory.dmp

Filesize
820KB

Download
memory/2032-144-0x00000000032D0000-0x000000000339D000-memory.dmp

Filesize
820KB

Download
memory/4172-147-0x0000000000000000-mapping.dmp

Download
memory/4224-131-0x0000000005140000-0x00000000056E4000-memory.dmp

Filesize
5.6MB

Download
memory/4224-132-0x0000000004AD0000-0x0000000004B62000-memory.dmp

Filesize
584KB

Download
memory/4224-133-0x0000000004C70000-0x0000000004D0C000-memory.dmp

Filesize
624KB

Download
memory/4224-134-0x0000000004B70000-0x0000000004B7A000-memory.dmp

Filesize
40KB

Download
memory/4224-130-0x00000000000C0000-0x000000000014A000-memory.dmp

Filesize
552KB

Download
memory/4388-136-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4388-142-0x0000000001380000-0x0000000001391000-memory.dmp

Filesize
68KB

Download
memory/4388-141-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4388-146-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4388-139-0x0000000000FF0000-0x0000000001001000-memory.dmp

Filesize
68KB

Download
memory/4388-137-0x0000000001030000-0x000000000137A000-memory.dmp

Filesize
3.3MB

Download
memory/4388-135-0x0000000000000000-mapping.dmp

Download
memory/4528-145-0x0000000000000000-mapping.dmp

Download
memory/4528-148-0x00000000000D0000-0x00000000000E2000-memory.dmp

Filesize
72KB

Download
memory/4528-149-0x00000000012F0000-0x000000000131B000-memory.dmp

Filesize
172KB

Download
memory/4528-150-0x0000000003160000-0x00000000034AA000-memory.dmp

Filesize
3.3MB

Download
memory/4528-151-0x0000000003090000-0x0000000003120000-memory.dmp

Filesize
576KB

Download
memory/4528-153-0x00000000012F0000-0x000000000131B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads