xloader | 3820bed6166132b08778f991f0d37eaf8038173775fb875b85ac37aed7d94bed

General

Target

REMITTANCE COPY.exe
Size

1.3MB
MD5

01b0dffa7c000f4d55544eb38f8ab238
SHA1

cfa6ae5441f0c41d5d92e0fab0eb90b44e0d621e
SHA256

f1540e89eeb7046cd265d37ef63a6d282a1ff8a89875193ae775582e74205594
SHA512

d55c5d8e942d5dfe74a4ece63b707fa2a6f5d8551ed268d08eab9258ab9d91371d13a2dd447eb860b71bcbb125d5a1948b61bf40a2b7321dde7d6d2ce83cb526

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/1780-129-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1780-130-0x000000000041D3A0-mapping.dmp	xloader
behavioral2/memory/420-138-0x0000000000800000-0x0000000000829000-memory.dmp	xloader

Suspicious use of SetThreadContext 4 IoCs

Processes:

REMITTANCE COPY.exeREMITTANCE COPY.exewscript.exe

description	pid	process	target process
PID 3348 set thread context of 1780	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 1780 set thread context of 1512	1780	REMITTANCE COPY.exe	Explorer.EXE
PID 1780 set thread context of 1512	1780	REMITTANCE COPY.exe	Explorer.EXE
PID 420 set thread context of 1512	420	wscript.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-1-5-21-2559286294-2439613352-4032193287-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 44 IoCs

Processes:

REMITTANCE COPY.exeREMITTANCE COPY.exewscript.exe

pid	process
3348	REMITTANCE COPY.exe
3348	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe
420	wscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1512 Explorer.EXE
Suspicious behavior: MapViewOfSection 6 IoCs

Processes:

REMITTANCE COPY.exewscript.exe

pid process

1780 REMITTANCE COPY.exe
1780 REMITTANCE COPY.exe
1780 REMITTANCE COPY.exe
1780 REMITTANCE COPY.exe
420 wscript.exe
420 wscript.exe

pid	process
1512	Explorer.EXE

pid	process
1780	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
1780	REMITTANCE COPY.exe
420	wscript.exe
420	wscript.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

REMITTANCE COPY.exeREMITTANCE COPY.exeExplorer.EXEwscript.exe

description	pid	process
Token: SeDebugPrivilege	3348	REMITTANCE COPY.exe
Token: SeDebugPrivilege	1780	REMITTANCE COPY.exe
Token: SeShutdownPrivilege	1512	Explorer.EXE
Token: SeCreatePagefilePrivilege	1512	Explorer.EXE
Token: SeShutdownPrivilege	1512	Explorer.EXE
Token: SeCreatePagefilePrivilege	1512	Explorer.EXE
Token: SeDebugPrivilege	420	wscript.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

REMITTANCE COPY.exe

pid process

3348 REMITTANCE COPY.exe
3348 REMITTANCE COPY.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

REMITTANCE COPY.exeExplorer.EXEwscript.exe

description	pid	process	target process
PID 3348 wrote to memory of 1504	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 3348 wrote to memory of 1504	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 3348 wrote to memory of 1504	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 3348 wrote to memory of 1780	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 3348 wrote to memory of 1780	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 3348 wrote to memory of 1780	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 3348 wrote to memory of 1780	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 3348 wrote to memory of 1780	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 3348 wrote to memory of 1780	3348	REMITTANCE COPY.exe	REMITTANCE COPY.exe
PID 1512 wrote to memory of 420	1512	Explorer.EXE	wscript.exe
PID 1512 wrote to memory of 420	1512	Explorer.EXE	wscript.exe
PID 1512 wrote to memory of 420	1512	Explorer.EXE	wscript.exe
PID 420 wrote to memory of 804	420	wscript.exe	cmd.exe
PID 420 wrote to memory of 804	420	wscript.exe	cmd.exe
PID 420 wrote to memory of 804	420	wscript.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 WriteProcessMemory
PID:1512

C:\Users\Admin\AppData\Local\Temp\REMITTANCE COPY.exe
"C:\Users\Admin\AppData\Local\Temp\REMITTANCE COPY.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3348

C:\Users\Admin\AppData\Local\Temp\REMITTANCE COPY.exe
"{path}"
3⤵
PID:1504

C:\Users\Admin\AppData\Local\Temp\REMITTANCE COPY.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1780

C:\Windows\SysWOW64\autoconv.exe
"C:\Windows\SysWOW64\autoconv.exe"
2⤵
PID:2856

C:\Windows\SysWOW64\wscript.exe
"C:\Windows\SysWOW64\wscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:420

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\REMITTANCE COPY.exe"
3⤵
PID:804

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/420-137-0x0000000001260000-0x0000000001287000-memory.dmp

Filesize
156KB

Download
memory/420-136-0x0000000000000000-mapping.dmp

Download
memory/420-141-0x00000000047E0000-0x0000000004870000-memory.dmp

Filesize
576KB

Download
memory/420-140-0x00000000049D0000-0x0000000004CF0000-memory.dmp

Filesize
3.1MB

Download
memory/420-138-0x0000000000800000-0x0000000000829000-memory.dmp

Filesize
164KB

Download
memory/804-139-0x0000000000000000-mapping.dmp

Download
memory/1512-135-0x0000000005D30000-0x0000000005E74000-memory.dmp

Filesize
1.3MB

Download
memory/1512-133-0x0000000005070000-0x000000000519B000-memory.dmp

Filesize
1.2MB

Download
memory/1512-142-0x0000000005FB0000-0x00000000060F0000-memory.dmp

Filesize
1.2MB

Download
memory/1780-130-0x000000000041D3A0-mapping.dmp

Download
memory/1780-134-0x0000000001530000-0x0000000001541000-memory.dmp

Filesize
68KB

Download
memory/1780-132-0x00000000011D0000-0x00000000011E1000-memory.dmp

Filesize
68KB

Download
memory/1780-131-0x0000000001210000-0x0000000001530000-memory.dmp

Filesize
3.1MB

Download
memory/1780-129-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3348-122-0x00000000053D0000-0x00000000058CE000-memory.dmp

Filesize
5.0MB

Download
memory/3348-128-0x00000000093E0000-0x000000000940B000-memory.dmp

Filesize
172KB

Download
memory/3348-127-0x0000000009200000-0x000000000927B000-memory.dmp

Filesize
492KB

Download
memory/3348-126-0x000000007FAC0000-0x000000007FAC1000-memory.dmp

Filesize
4KB

Download
memory/3348-125-0x00000000091D0000-0x00000000091DE000-memory.dmp

Filesize
56KB

Download
memory/3348-124-0x00000000053D0000-0x00000000058CE000-memory.dmp

Filesize
5.0MB

Download
memory/3348-123-0x00000000053D0000-0x00000000058CE000-memory.dmp

Filesize
5.0MB

Download
memory/3348-115-0x00000000008E0000-0x00000000008E1000-memory.dmp

Filesize
4KB

Download
memory/3348-121-0x0000000005250000-0x0000000005251000-memory.dmp

Filesize
4KB

Download
memory/3348-120-0x00000000053D0000-0x00000000058CE000-memory.dmp

Filesize
5.0MB

Download
memory/3348-119-0x00000000053D0000-0x00000000053D1000-memory.dmp

Filesize
4KB

Download
memory/3348-118-0x00000000052A0000-0x00000000052A1000-memory.dmp

Filesize
4KB

Download
memory/3348-117-0x00000000058D0000-0x00000000058D1000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads