xloader | a59584b56e441105efa83722c78737df246a0ed1e76d2b1c3c20e7c1581d9cae

General

Target

TNT Shipping Documents PDF.exe
Size

47KB
MD5

7d50ca70bff094575182ed4a262bdfe0
SHA1

3be7106531cc7a8685b09abe19420991b20f2095
SHA256

a59584b56e441105efa83722c78737df246a0ed1e76d2b1c3c20e7c1581d9cae
SHA512

014c99b4918c99677780205ce78f538ca2a671b1e0ba7b6245c2a974e459c9ee127893cfaaaefcf442fc04e69e50ace4e03ce164c7eadf45f61cd3bbef865b8f

Score

10^/10

xloader zqzw loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

zqzw

Decoy

laurentmathieu.com

nohohonndana.com

hhmc.info

shophallows.com

blazebunk.com

goodbridge.xyz

flakycloud.com

bakermckenziegroups.com

formation-adistance.com

lovingearthbotanicals.com

tbrservice.plus

heritagehousehotels.com

drwbuildersco.com

lacsghb.com

wain3x.com

dadreview.club

continiutycp.com

cockgirls.com

48mpt.xyz

033skz.xyz

Signatures

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

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3752-132-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/2124-138-0x00000000005A0000-0x00000000005C9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

TNT Shipping Documents PDF.exeAspnet_compiler.exewlanext.exe

description	pid	process	target process
PID 4068 set thread context of 3752	4068	TNT Shipping Documents PDF.exe	Aspnet_compiler.exe
PID 3752 set thread context of 2412	3752	Aspnet_compiler.exe	Explorer.EXE
PID 2124 set thread context of 2412	2124	wlanext.exe	Explorer.EXE

Drops file in Windows directory 1 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

MusNotifyIcon.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe

Modifies data under HKEY_USERS 47 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4200"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132888711342459961"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.207955"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.006548"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3956"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe

Suspicious behavior: EnumeratesProcesses 54 IoCs

Processes:

Aspnet_compiler.exewlanext.exe

pid	process
3752	Aspnet_compiler.exe
3752	Aspnet_compiler.exe
3752	Aspnet_compiler.exe
3752	Aspnet_compiler.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe
2124	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2412 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

Aspnet_compiler.exewlanext.exe

pid process

3752 Aspnet_compiler.exe
3752 Aspnet_compiler.exe
3752 Aspnet_compiler.exe
2124 wlanext.exe
2124 wlanext.exe

pid	process
2412	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

TNT Shipping Documents PDF.exeAspnet_compiler.exewlanext.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	4068	TNT Shipping Documents PDF.exe
Token: SeDebugPrivilege	3752	Aspnet_compiler.exe
Token: SeDebugPrivilege	2124	wlanext.exe
Token: SeShutdownPrivilege	2412	Explorer.EXE
Token: SeCreatePagefilePrivilege	2412	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

TNT Shipping Documents PDF.exeExplorer.EXEwlanext.exe

description	pid	process	target process
PID 4068 wrote to memory of 3752	4068	TNT Shipping Documents PDF.exe	Aspnet_compiler.exe
PID 4068 wrote to memory of 3752	4068	TNT Shipping Documents PDF.exe	Aspnet_compiler.exe
PID 4068 wrote to memory of 3752	4068	TNT Shipping Documents PDF.exe	Aspnet_compiler.exe
PID 4068 wrote to memory of 3752	4068	TNT Shipping Documents PDF.exe	Aspnet_compiler.exe
PID 4068 wrote to memory of 3752	4068	TNT Shipping Documents PDF.exe	Aspnet_compiler.exe
PID 4068 wrote to memory of 3752	4068	TNT Shipping Documents PDF.exe	Aspnet_compiler.exe
PID 2412 wrote to memory of 2124	2412	Explorer.EXE	wlanext.exe
PID 2412 wrote to memory of 2124	2412	Explorer.EXE	wlanext.exe
PID 2412 wrote to memory of 2124	2412	Explorer.EXE	wlanext.exe
PID 2124 wrote to memory of 1852	2124	wlanext.exe	cmd.exe
PID 2124 wrote to memory of 1852	2124	wlanext.exe	cmd.exe
PID 2124 wrote to memory of 1852	2124	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2412

C:\Users\Admin\AppData\Local\Temp\TNT Shipping Documents PDF.exe
"C:\Users\Admin\AppData\Local\Temp\TNT Shipping Documents PDF.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4068

C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3752

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2124

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\Aspnet_compiler.exe"
3⤵
PID:1852

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:3404

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:428

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2124-137-0x0000000000B80000-0x0000000000B97000-memory.dmp

Filesize
92KB

Download
memory/2124-138-0x00000000005A0000-0x00000000005C9000-memory.dmp

Filesize
164KB

Download
memory/2124-139-0x0000000002F10000-0x000000000325A000-memory.dmp

Filesize
3.3MB

Download
memory/2124-140-0x0000000002D30000-0x0000000002DC0000-memory.dmp

Filesize
576KB

Download
memory/2412-136-0x00000000087F0000-0x000000000891D000-memory.dmp

Filesize
1.2MB

Download
memory/2412-141-0x0000000008920000-0x0000000008A3D000-memory.dmp

Filesize
1.1MB

Download
memory/3752-132-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3752-133-0x0000000001310000-0x000000000165A000-memory.dmp

Filesize
3.3MB

Download
memory/3752-135-0x00000000012B0000-0x00000000012C1000-memory.dmp

Filesize
68KB

Download
memory/4068-130-0x0000016AFB610000-0x0000016AFB622000-memory.dmp

Filesize
72KB

Download
memory/4068-131-0x0000016AFB820000-0x0000016AFB948000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads