xloader | fb45dfc26c736d67a8c409194b6f0e503a4519be42dfd1eaa7b7efb026d7c512

General

Target

Order-EM7110509-pdf.exe
Size

247KB
MD5

6965c35c75220ac5a5d4f3ab46cf4363
SHA1

e4691bf844e64f3f05dda96ab50f8875979f65d6
SHA256

fb45dfc26c736d67a8c409194b6f0e503a4519be42dfd1eaa7b7efb026d7c512
SHA512

638c27f985560c0f9e7021cffd44a5c586f1c4a73d86c655e157d9167a6703d26961c2f6508c6a9aa850868042483b6878e97d644b9f0c7dcbd88e08076057b4

Score

10^/10

xloader uar3 loader persistence rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

uar3

Decoy

sgadvocats.com

mjscannabus.com

hilldaley.com

ksdollhouse.com

hotgiftboutique.com

purebloodsmeet.com

relaunched.info

cap-glove.com

productcollection.store

fulikyy.xyz

remoteaviationjobs.com

bestcleancrystal.com

virtualorganizationpartner.com

bookgocar.com

hattuafhv.quest

makonigroup.com

officecom-myaccount.com

malgorzata-lac.com

e-learningeducators.com

hygilaur.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2756-116-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1152-123-0x0000000002510000-0x0000000002539000-memory.dmp	xloader
behavioral2/memory/1152-125-0x00000000042E0000-0x000000000446E000-memory.dmp	xloader

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

cscript.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	cscript.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\LJTPX = "C:\\Program Files (x86)\\Ei6gt\\1bzxohsh0nuhzlx.exe"	cscript.exe

Loads dropped DLL 1 IoCs

Processes:

Order-EM7110509-pdf.exe

pid process

3064 Order-EM7110509-pdf.exe

pid	process
3064	Order-EM7110509-pdf.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Order-EM7110509-pdf.exeOrder-EM7110509-pdf.execscript.exe

description	pid	process	target process
PID 3064 set thread context of 2756	3064	Order-EM7110509-pdf.exe	Order-EM7110509-pdf.exe
PID 2756 set thread context of 3056	2756	Order-EM7110509-pdf.exe	Explorer.EXE
PID 1152 set thread context of 3056	1152	cscript.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

cscript.exe

description ioc process

File opened for modification C:\Program Files (x86)\Ei6gt\1bzxohsh0nuhzlx.exe cscript.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Program Files (x86)\Ei6gt\1bzxohsh0nuhzlx.exe	cscript.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cscript.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2361464256-2201551969-2316606395-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cscript.exe

Suspicious behavior: EnumeratesProcesses 58 IoCs

Processes:

Order-EM7110509-pdf.execscript.exe

pid	process
2756	Order-EM7110509-pdf.exe
2756	Order-EM7110509-pdf.exe
2756	Order-EM7110509-pdf.exe
2756	Order-EM7110509-pdf.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe
1152	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3056 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Order-EM7110509-pdf.execscript.exe

pid process

2756 Order-EM7110509-pdf.exe
2756 Order-EM7110509-pdf.exe
2756 Order-EM7110509-pdf.exe
1152 cscript.exe
1152 cscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Order-EM7110509-pdf.execscript.exe

description pid process

Token: SeDebugPrivilege 2756 Order-EM7110509-pdf.exe
Token: SeDebugPrivilege 1152 cscript.exe

pid	process
3056	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	2756	Order-EM7110509-pdf.exe
Token: SeDebugPrivilege	1152	cscript.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

Order-EM7110509-pdf.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 3064 wrote to memory of 2756	3064	Order-EM7110509-pdf.exe	Order-EM7110509-pdf.exe
PID 3064 wrote to memory of 2756	3064	Order-EM7110509-pdf.exe	Order-EM7110509-pdf.exe
PID 3064 wrote to memory of 2756	3064	Order-EM7110509-pdf.exe	Order-EM7110509-pdf.exe
PID 3064 wrote to memory of 2756	3064	Order-EM7110509-pdf.exe	Order-EM7110509-pdf.exe
PID 3064 wrote to memory of 2756	3064	Order-EM7110509-pdf.exe	Order-EM7110509-pdf.exe
PID 3064 wrote to memory of 2756	3064	Order-EM7110509-pdf.exe	Order-EM7110509-pdf.exe
PID 3056 wrote to memory of 1152	3056	Explorer.EXE	cscript.exe
PID 3056 wrote to memory of 1152	3056	Explorer.EXE	cscript.exe
PID 3056 wrote to memory of 1152	3056	Explorer.EXE	cscript.exe
PID 1152 wrote to memory of 3996	1152	cscript.exe	cmd.exe
PID 1152 wrote to memory of 3996	1152	cscript.exe	cmd.exe
PID 1152 wrote to memory of 3996	1152	cscript.exe	cmd.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

cscript.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer cscript.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	cscript.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3056

C:\Users\Admin\AppData\Local\Temp\Order-EM7110509-pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Order-EM7110509-pdf.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3064

C:\Users\Admin\AppData\Local\Temp\Order-EM7110509-pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Order-EM7110509-pdf.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2756

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Adds policy 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
- System policy modification
PID:1152

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Order-EM7110509-pdf.exe"
3⤵
PID:3996

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

3

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsg446A.tmp\xaiwentf.dll
MD5
f954dce0a97de1d591dd5bfa6af38a40

SHA1
d69d81388d6b2e369d92de51ee01435e5d704c55

SHA256
556052a3dd28babc05a47ff3139ecbc56cc491748ecf23d2a7b9075e76220fd1

SHA512
cff07fee10090c3d2b376e9b616e43b835c8c066bf8efbcee5cc95a38fd026dede27241abb7885965c475a4f30b9af11b15b8747d5e7c2d8c860152125671eec

Download Submit
memory/1152-122-0x0000000000170000-0x0000000000197000-memory.dmp

Filesize
156KB

Download
memory/1152-123-0x0000000002510000-0x0000000002539000-memory.dmp

Filesize
164KB

Download
memory/1152-124-0x0000000004610000-0x0000000004930000-memory.dmp

Filesize
3.1MB

Download
memory/1152-125-0x00000000042E0000-0x000000000446E000-memory.dmp

Filesize
1.6MB

Download
memory/2756-116-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2756-119-0x0000000000AF0000-0x0000000000E10000-memory.dmp

Filesize
3.1MB

Download
memory/2756-120-0x0000000000950000-0x0000000000AEC000-memory.dmp

Filesize
1.6MB

Download
memory/3056-121-0x0000000005F80000-0x0000000006050000-memory.dmp

Filesize
832KB

Download
memory/3056-126-0x0000000006550000-0x00000000066BA000-memory.dmp

Filesize
1.4MB

Download
memory/3064-117-0x00000000007B0000-0x00000000007B4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads