xloader | ade283e1dc7b88a52ca2c0ac149af10ff68dff1709a27dd800936a7345cc6b56

General

Target

tmp.exe
Size

5.6MB
MD5

708e2d6b2b59ddeb88fb051ccf3869c6
SHA1

678048ad55418587075d1df6c91eade66823de2f
SHA256

ade283e1dc7b88a52ca2c0ac149af10ff68dff1709a27dd800936a7345cc6b56
SHA512

6646e5046ac41a7dc9fd85d0a3cf21cf0a73ec8d124d1f2d04646d486441bc0e7406f810bf4951aac5fe135b8f7d74e104dbeecabea452342fe78a8cecaac055

Score

10^/10

xloader arh2 loader rat

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

arh2

Decoy

hstorc.com

blackountry.com

dhrbakery.com

dezhouofit.com

defipayout.xyz

ginas4t.com

byzbh63.xyz

qrcrashview.com

mialibaby.com

enhaut.net

samainnova.com

yashveerresort.com

delfos.online

dungcumay.com

lj-counseling.net

fliptheswitch.pro

padogbitelawyer.com

aticarev.com

sederino.site

bestplansforpets-japan3.life

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3364-137-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral2/memory/2188-144-0x00000000012B0000-0x00000000012DB000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

tmp.exechkdsk.exehelp.exe

description	pid	process	target process
PID 3280 set thread context of 3364	3280	tmp.exe	chkdsk.exe
PID 3364 set thread context of 2640	3364	chkdsk.exe	Explorer.EXE
PID 2188 set thread context of 2640	2188	help.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

tmp.exechkdsk.exehelp.exe

pid	process
3280	tmp.exe
3280	tmp.exe
3280	tmp.exe
3280	tmp.exe
3280	tmp.exe
3280	tmp.exe
3280	tmp.exe
3280	tmp.exe
3364	chkdsk.exe
3364	chkdsk.exe
3364	chkdsk.exe
3364	chkdsk.exe
3280	tmp.exe
3280	tmp.exe
2188	help.exe
2188	help.exe
2188	help.exe
2188	help.exe
2188	help.exe
2188	help.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

chkdsk.exehelp.exe

pid process

3364 chkdsk.exe
3364 chkdsk.exe
3364 chkdsk.exe
2188 help.exe
2188 help.exe

pid	process
3364	chkdsk.exe
3364	chkdsk.exe
3364	chkdsk.exe
2188	help.exe
2188	help.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

Processes:

tmp.exechkdsk.exeExplorer.EXEhelp.exe

description	pid	process
Token: SeDebugPrivilege	3280	tmp.exe
Token: SeDebugPrivilege	3364	chkdsk.exe
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE
Token: SeShutdownPrivilege	2640	Explorer.EXE
Token: SeCreatePagefilePrivilege	2640	Explorer.EXE
Token: SeDebugPrivilege	2188	help.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

tmp.exeExplorer.EXEhelp.exe

description	pid	process	target process
PID 3280 wrote to memory of 3364	3280	tmp.exe	chkdsk.exe
PID 3280 wrote to memory of 3364	3280	tmp.exe	chkdsk.exe
PID 3280 wrote to memory of 3364	3280	tmp.exe	chkdsk.exe
PID 3280 wrote to memory of 3364	3280	tmp.exe	chkdsk.exe
PID 3280 wrote to memory of 3364	3280	tmp.exe	chkdsk.exe
PID 3280 wrote to memory of 3364	3280	tmp.exe	chkdsk.exe
PID 3280 wrote to memory of 3364	3280	tmp.exe	chkdsk.exe
PID 2640 wrote to memory of 2188	2640	Explorer.EXE	help.exe
PID 2640 wrote to memory of 2188	2640	Explorer.EXE	help.exe
PID 2640 wrote to memory of 2188	2640	Explorer.EXE	help.exe
PID 2188 wrote to memory of 1588	2188	help.exe	cmd.exe
PID 2188 wrote to memory of 1588	2188	help.exe	cmd.exe
PID 2188 wrote to memory of 1588	2188	help.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2640

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3280

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3364

C:\Windows\SysWOW64\help.exe
"C:\Windows\SysWOW64\help.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2188

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\SysWOW64\chkdsk.exe"
3⤵
PID:1588

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1588-146-0x0000000000000000-mapping.dmp

Download
memory/2188-147-0x00000000017D0000-0x0000000001860000-memory.dmp

Filesize
576KB

Download
memory/2188-145-0x00000000019C0000-0x0000000001D0A000-memory.dmp

Filesize
3.3MB

Download
memory/2188-144-0x00000000012B0000-0x00000000012DB000-memory.dmp

Filesize
172KB

Download
memory/2188-143-0x0000000000B50000-0x0000000000B57000-memory.dmp

Filesize
28KB

Download
memory/2188-142-0x0000000000000000-mapping.dmp

Download
memory/2640-141-0x0000000008EA0000-0x0000000009037000-memory.dmp

Filesize
1.6MB

Download
memory/2640-148-0x0000000007B70000-0x0000000007C73000-memory.dmp

Filesize
1.0MB

Download
memory/3280-134-0x0000000009600000-0x0000000009676000-memory.dmp

Filesize
472KB

Download
memory/3280-135-0x00000000096D0000-0x00000000096EE000-memory.dmp

Filesize
120KB

Download
memory/3280-130-0x00000000007A0000-0x0000000000D4C000-memory.dmp

Filesize
5.7MB

Download
memory/3280-133-0x0000000003450000-0x000000000345A000-memory.dmp

Filesize
40KB

Download
memory/3280-132-0x0000000005880000-0x0000000005912000-memory.dmp

Filesize
584KB

Download
memory/3280-131-0x0000000005D90000-0x0000000006334000-memory.dmp

Filesize
5.6MB

Download
memory/3364-140-0x0000000001130000-0x0000000001141000-memory.dmp

Filesize
68KB

Download
memory/3364-139-0x0000000001690000-0x00000000019DA000-memory.dmp

Filesize
3.3MB

Download
memory/3364-137-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/3364-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads