xloader | ed4ba3559a925d94bd2917dd5d4247d84e904b1e8423c21e40a0b9efc7b295d6

General

Target

QUOTATION.exe
Size

1005KB
MD5

9204ace7a5758570dbd35a19530591c5
SHA1

69e92bf2483d4224bc3d0d2f6abb0d37810774df
SHA256

ed4ba3559a925d94bd2917dd5d4247d84e904b1e8423c21e40a0b9efc7b295d6
SHA512

7a78026223945e38d8c3364486585cd64658b4f4063b4ba3ba9a6d26ce435f598d9d829448a2de4ebfe6ffb5908a47bdc37378836a21bd69de31ef89d869c500

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/4968-125-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/4968-126-0x000000000041D3A0-mapping.dmp	xloader
behavioral2/memory/5036-133-0x0000000005200000-0x0000000005229000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

QUOTATION.exeQUOTATION.exechkdsk.exe

description	pid	process	target process
PID 4648 set thread context of 4968	4648	QUOTATION.exe	QUOTATION.exe
PID 4968 set thread context of 3048	4968	QUOTATION.exe	Explorer.EXE
PID 5036 set thread context of 3048	5036	chkdsk.exe	Explorer.EXE

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

chkdsk.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.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 46 IoCs

Processes:

QUOTATION.exechkdsk.exe

pid	process
4968	QUOTATION.exe
4968	QUOTATION.exe
4968	QUOTATION.exe
4968	QUOTATION.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe
5036	chkdsk.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3048 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

QUOTATION.exechkdsk.exe

pid process

4968 QUOTATION.exe
4968 QUOTATION.exe
4968 QUOTATION.exe
5036 chkdsk.exe
5036 chkdsk.exe

pid	process
3048	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

QUOTATION.exeExplorer.EXEchkdsk.exe

description	pid	process
Token: SeDebugPrivilege	4968	QUOTATION.exe
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeDebugPrivilege	5036	chkdsk.exe
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE
Token: SeShutdownPrivilege	3048	Explorer.EXE
Token: SeCreatePagefilePrivilege	3048	Explorer.EXE

Suspicious use of FindShellTrayWindow 8 IoCs

Processes:

Explorer.EXE

pid process

3048 Explorer.EXE
3048 Explorer.EXE
3048 Explorer.EXE
3048 Explorer.EXE
3048 Explorer.EXE
3048 Explorer.EXE
3048 Explorer.EXE
3048 Explorer.EXE
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3048 Explorer.EXE

pid	process
3048	Explorer.EXE
3048	Explorer.EXE
3048	Explorer.EXE
3048	Explorer.EXE
3048	Explorer.EXE
3048	Explorer.EXE
3048	Explorer.EXE
3048	Explorer.EXE

pid	process
3048	Explorer.EXE

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

QUOTATION.exeExplorer.EXEchkdsk.exe

description	pid	process	target process
PID 4648 wrote to memory of 4968	4648	QUOTATION.exe	QUOTATION.exe
PID 4648 wrote to memory of 4968	4648	QUOTATION.exe	QUOTATION.exe
PID 4648 wrote to memory of 4968	4648	QUOTATION.exe	QUOTATION.exe
PID 4648 wrote to memory of 4968	4648	QUOTATION.exe	QUOTATION.exe
PID 4648 wrote to memory of 4968	4648	QUOTATION.exe	QUOTATION.exe
PID 4648 wrote to memory of 4968	4648	QUOTATION.exe	QUOTATION.exe
PID 3048 wrote to memory of 5036	3048	Explorer.EXE	chkdsk.exe
PID 3048 wrote to memory of 5036	3048	Explorer.EXE	chkdsk.exe
PID 3048 wrote to memory of 5036	3048	Explorer.EXE	chkdsk.exe
PID 5036 wrote to memory of 3560	5036	chkdsk.exe	cmd.exe
PID 5036 wrote to memory of 3560	5036	chkdsk.exe	cmd.exe
PID 5036 wrote to memory of 3560	5036	chkdsk.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 UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3048

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4648

C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4968

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5036

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\QUOTATION.exe"
3⤵
PID:3560

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/3048-129-0x0000000000AA0000-0x0000000000B59000-memory.dmp

Filesize
740KB

Download
memory/3048-136-0x0000000002A00000-0x0000000002A98000-memory.dmp

Filesize
608KB

Download
memory/3560-131-0x0000000000000000-mapping.dmp

Download
memory/4648-121-0x0000000004F40000-0x0000000004F41000-memory.dmp

Filesize
4KB

Download
memory/4648-119-0x0000000004D40000-0x000000000523E000-memory.dmp

Filesize
5.0MB

Download
memory/4648-120-0x00000000025A0000-0x00000000025A1000-memory.dmp

Filesize
4KB

Download
memory/4648-118-0x0000000004DE0000-0x0000000004DE1000-memory.dmp

Filesize
4KB

Download
memory/4648-122-0x00000000046C0000-0x00000000046CE000-memory.dmp

Filesize
56KB

Download
memory/4648-123-0x0000000006AA0000-0x0000000006B1B000-memory.dmp

Filesize
492KB

Download
memory/4648-124-0x0000000007B20000-0x0000000007B4B000-memory.dmp

Filesize
172KB

Download
memory/4648-114-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/4648-117-0x0000000005240000-0x0000000005241000-memory.dmp

Filesize
4KB

Download
memory/4648-116-0x0000000004CA0000-0x0000000004CA1000-memory.dmp

Filesize
4KB

Download
memory/4968-125-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4968-127-0x00000000018B0000-0x0000000001BD0000-memory.dmp

Filesize
3.1MB

Download
memory/4968-128-0x0000000001300000-0x00000000013AE000-memory.dmp

Filesize
696KB

Download
memory/4968-126-0x000000000041D3A0-mapping.dmp

Download
memory/5036-130-0x0000000000000000-mapping.dmp

Download
memory/5036-132-0x0000000000C70000-0x0000000000C7A000-memory.dmp

Filesize
40KB

Download
memory/5036-134-0x0000000005960000-0x0000000005C80000-memory.dmp

Filesize
3.1MB

Download
memory/5036-133-0x0000000005200000-0x0000000005229000-memory.dmp

Filesize
164KB

Download
memory/5036-135-0x00000000057C0000-0x0000000005850000-memory.dmp

Filesize
576KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads