xloader | 82ca37f8d0b630ec22f7b60a7ce6e5e8490ca703f240b0db10b2e6e014c5d4ab

General

Target

DHL Delivery Documents PDF.exe
Size

278KB
MD5

e9fff61eda3e215d51499c06e5391937
SHA1

6d8bb4e47d7466e4f8621b59417a143e309c3682
SHA256

82ca37f8d0b630ec22f7b60a7ce6e5e8490ca703f240b0db10b2e6e014c5d4ab
SHA512

9e4fb9b1b63a3fce44eb754caf53bb954b3bd423ffc5d59c59fd18bdf64331d4750b0a01c1d133351674a5187a5d822ca24f60f07dd2833f0d0ea35ef6d11cd3

Score

10^/10

xloader zqzw loader rat suricata

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
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Xloader Payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1672-59-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/788-66-0x00000000000C0000-0x00000000000E9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

DHL Delivery Documents PDF.exeaspnet_compiler.exeraserver.exe

description	pid	process	target process
PID 836 set thread context of 1672	836	DHL Delivery Documents PDF.exe	aspnet_compiler.exe
PID 1672 set thread context of 1380	1672	aspnet_compiler.exe	Explorer.EXE
PID 788 set thread context of 1380	788	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

aspnet_compiler.exeraserver.exe

pid	process
1672	aspnet_compiler.exe
1672	aspnet_compiler.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe
788	raserver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1380 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

aspnet_compiler.exeraserver.exe

pid process

1672 aspnet_compiler.exe
1672 aspnet_compiler.exe
1672 aspnet_compiler.exe
788 raserver.exe
788 raserver.exe

pid	process
1380	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

DHL Delivery Documents PDF.exeaspnet_compiler.exeraserver.exe

description	pid	process
Token: SeDebugPrivilege	836	DHL Delivery Documents PDF.exe
Token: SeDebugPrivilege	1672	aspnet_compiler.exe
Token: SeDebugPrivilege	788	raserver.exe

Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

Explorer.EXE

pid process

1380 Explorer.EXE
1380 Explorer.EXE
1380 Explorer.EXE
1380 Explorer.EXE
1380 Explorer.EXE
1380 Explorer.EXE
Suspicious use of SendNotifyMessage 6 IoCs

Processes:

Explorer.EXE

pid process

1380 Explorer.EXE
1380 Explorer.EXE
1380 Explorer.EXE
1380 Explorer.EXE
1380 Explorer.EXE
1380 Explorer.EXE

pid	process
1380	Explorer.EXE
1380	Explorer.EXE
1380	Explorer.EXE
1380	Explorer.EXE
1380	Explorer.EXE
1380	Explorer.EXE

pid	process
1380	Explorer.EXE
1380	Explorer.EXE
1380	Explorer.EXE
1380	Explorer.EXE
1380	Explorer.EXE
1380	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

DHL Delivery Documents PDF.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 836 wrote to memory of 1672	836	DHL Delivery Documents PDF.exe	aspnet_compiler.exe
PID 836 wrote to memory of 1672	836	DHL Delivery Documents PDF.exe	aspnet_compiler.exe
PID 836 wrote to memory of 1672	836	DHL Delivery Documents PDF.exe	aspnet_compiler.exe
PID 836 wrote to memory of 1672	836	DHL Delivery Documents PDF.exe	aspnet_compiler.exe
PID 836 wrote to memory of 1672	836	DHL Delivery Documents PDF.exe	aspnet_compiler.exe
PID 836 wrote to memory of 1672	836	DHL Delivery Documents PDF.exe	aspnet_compiler.exe
PID 836 wrote to memory of 1672	836	DHL Delivery Documents PDF.exe	aspnet_compiler.exe
PID 1380 wrote to memory of 788	1380	Explorer.EXE	raserver.exe
PID 1380 wrote to memory of 788	1380	Explorer.EXE	raserver.exe
PID 1380 wrote to memory of 788	1380	Explorer.EXE	raserver.exe
PID 1380 wrote to memory of 788	1380	Explorer.EXE	raserver.exe
PID 788 wrote to memory of 1584	788	raserver.exe	cmd.exe
PID 788 wrote to memory of 1584	788	raserver.exe	cmd.exe
PID 788 wrote to memory of 1584	788	raserver.exe	cmd.exe
PID 788 wrote to memory of 1584	788	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1380

C:\Users\Admin\AppData\Local\Temp\DHL Delivery Documents PDF.exe
"C:\Users\Admin\AppData\Local\Temp\DHL Delivery Documents PDF.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:836

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:1672

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:788

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe"
3⤵
PID:1584

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/788-65-0x0000000000280000-0x000000000029C000-memory.dmp

Filesize
112KB

Download
memory/788-68-0x00000000006C0000-0x0000000001E81000-memory.dmp

Filesize
23.8MB

Download
memory/788-67-0x0000000001E90000-0x0000000002193000-memory.dmp

Filesize
3.0MB

Download
memory/788-66-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/788-64-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/836-55-0x0000000000350000-0x000000000038E000-memory.dmp

Filesize
248KB

Download
memory/836-56-0x0000000000410000-0x0000000000426000-memory.dmp

Filesize
88KB

Download
memory/836-54-0x0000000000E90000-0x0000000000EDC000-memory.dmp

Filesize
304KB

Download
memory/1380-69-0x0000000006A70000-0x0000000006BA4000-memory.dmp

Filesize
1.2MB

Download
memory/1380-63-0x0000000004EA0000-0x0000000004FB3000-memory.dmp

Filesize
1.1MB

Download
memory/1672-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-61-0x0000000000A90000-0x0000000000D93000-memory.dmp

Filesize
3.0MB

Download
memory/1672-62-0x0000000000180000-0x0000000000191000-memory.dmp

Filesize
68KB

Download
memory/1672-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1672-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads