xloader | 9df620d5b8242e70e68eace1a0cf43acbf72145ba2a354bc42d7e4bb6bee126b

General

Target

UPDATED e-STATEMENT..exe
Size

872KB
MD5

a3279da350cf134f736629e5e55c0a41
SHA1

d28cc3a2cc3e16cf38634cab8db41aacebf4709b
SHA256

fc9f8f3e66f8ea09953b7b5eba261ff36eb9a78a5f92787eb879420ee3bad581
SHA512

248040d33716b6f7fb5c0764380c67489d2acdc52784b2d8020faa57f09edc383ab7ecd85c297ef2516698e2cfa92e7d8edc8fc0c510263e5a2b91e1f650d79b

Score

10^/10

xloader c2ue loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

c2ue

C2

http://www.heidevelop.xyz/c2ue/

Decoy

isportdata.com

stellarex.energy

hsucollections.com

menuhaisan.com

joe-tzu.com

lumichargemktg.com

uae.tires

rapidcae.com

softwaresystemsolutions.com

s-galaxy.website

daewon-talks.net

northgamesnetwork.com

catalogue-bouyguestele.com

criativanet.com

theseasonalshift.com

actionfoto.online

openmaildoe.com

trashpenguin.com

ennopure.net

azurermine.com

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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1556-126-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1556-127-0x000000000041D3A0-mapping.dmp	xloader
behavioral2/memory/1912-133-0x0000000002B10000-0x0000000002B39000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

UPDATED e-STATEMENT..exeUPDATED e-STATEMENT..exerundll32.exe

description	pid	process	target process
PID 776 set thread context of 1556	776	UPDATED e-STATEMENT..exe	UPDATED e-STATEMENT..exe
PID 1556 set thread context of 3052	1556	UPDATED e-STATEMENT..exe	Explorer.EXE
PID 1912 set thread context of 3052	1912	rundll32.exe	Explorer.EXE

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

UPDATED e-STATEMENT..exerundll32.exe

pid	process
1556	UPDATED e-STATEMENT..exe
1556	UPDATED e-STATEMENT..exe
1556	UPDATED e-STATEMENT..exe
1556	UPDATED e-STATEMENT..exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe
1912	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3052 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

UPDATED e-STATEMENT..exerundll32.exe

pid process

1556 UPDATED e-STATEMENT..exe
1556 UPDATED e-STATEMENT..exe
1556 UPDATED e-STATEMENT..exe
1912 rundll32.exe
1912 rundll32.exe

pid	process
3052	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 14 IoCs

Processes:

UPDATED e-STATEMENT..exeExplorer.EXErundll32.exe

description	pid	process
Token: SeDebugPrivilege	1556	UPDATED e-STATEMENT..exe
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeShutdownPrivilege	3052	Explorer.EXE
Token: SeCreatePagefilePrivilege	3052	Explorer.EXE
Token: SeDebugPrivilege	1912	rundll32.exe

Suspicious use of FindShellTrayWindow 8 IoCs

Processes:

Explorer.EXE

pid process

3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE
3052 Explorer.EXE

pid	process
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE
3052	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

UPDATED e-STATEMENT..exeExplorer.EXErundll32.exe

description	pid	process	target process
PID 776 wrote to memory of 1556	776	UPDATED e-STATEMENT..exe	UPDATED e-STATEMENT..exe
PID 776 wrote to memory of 1556	776	UPDATED e-STATEMENT..exe	UPDATED e-STATEMENT..exe
PID 776 wrote to memory of 1556	776	UPDATED e-STATEMENT..exe	UPDATED e-STATEMENT..exe
PID 776 wrote to memory of 1556	776	UPDATED e-STATEMENT..exe	UPDATED e-STATEMENT..exe
PID 776 wrote to memory of 1556	776	UPDATED e-STATEMENT..exe	UPDATED e-STATEMENT..exe
PID 776 wrote to memory of 1556	776	UPDATED e-STATEMENT..exe	UPDATED e-STATEMENT..exe
PID 3052 wrote to memory of 1912	3052	Explorer.EXE	rundll32.exe
PID 3052 wrote to memory of 1912	3052	Explorer.EXE	rundll32.exe
PID 3052 wrote to memory of 1912	3052	Explorer.EXE	rundll32.exe
PID 1912 wrote to memory of 4044	1912	rundll32.exe	cmd.exe
PID 1912 wrote to memory of 4044	1912	rundll32.exe	cmd.exe
PID 1912 wrote to memory of 4044	1912	rundll32.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3052

C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
"C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:776

C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1556

C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\SysWOW64\rundll32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\UPDATED e-STATEMENT..exe"
3⤵
PID:4044

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/776-125-0x00000000084B0000-0x00000000084DB000-memory.dmp

Filesize
172KB

Download
memory/776-122-0x0000000004CB0000-0x0000000004CBE000-memory.dmp

Filesize
56KB

Download
memory/776-114-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/776-118-0x0000000004B70000-0x0000000004B71000-memory.dmp

Filesize
4KB

Download
memory/776-119-0x0000000004A80000-0x0000000004A81000-memory.dmp

Filesize
4KB

Download
memory/776-120-0x0000000004DD0000-0x0000000004DD1000-memory.dmp

Filesize
4KB

Download
memory/776-121-0x0000000004B70000-0x000000000506E000-memory.dmp

Filesize
5.0MB

Download
memory/776-116-0x0000000004AD0000-0x0000000004AD1000-memory.dmp

Filesize
4KB

Download
memory/776-123-0x000000007F4D0000-0x000000007F4D1000-memory.dmp

Filesize
4KB

Download
memory/776-124-0x0000000007430000-0x00000000074AC000-memory.dmp

Filesize
496KB

Download
memory/776-117-0x0000000005070000-0x0000000005071000-memory.dmp

Filesize
4KB

Download
memory/1556-126-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1556-127-0x000000000041D3A0-mapping.dmp

Download
memory/1556-129-0x0000000001260000-0x0000000001271000-memory.dmp

Filesize
68KB

Download
memory/1556-128-0x0000000001360000-0x0000000001680000-memory.dmp

Filesize
3.1MB

Download
memory/1912-131-0x0000000000000000-mapping.dmp

Download
memory/1912-132-0x0000000000870000-0x0000000000883000-memory.dmp

Filesize
76KB

Download
memory/1912-133-0x0000000002B10000-0x0000000002B39000-memory.dmp

Filesize
164KB

Download
memory/1912-135-0x0000000004A30000-0x0000000004D50000-memory.dmp

Filesize
3.1MB

Download
memory/1912-136-0x0000000004970000-0x0000000004A00000-memory.dmp

Filesize
576KB

Download
memory/3052-130-0x0000000005740000-0x00000000058A0000-memory.dmp

Filesize
1.4MB

Download
memory/3052-137-0x00000000058A0000-0x00000000059F3000-memory.dmp

Filesize
1.3MB

Download
memory/4044-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads