xloader | abea3ca31851350eec8a590d60531a56316bad6e366ea78c155fc04d5dca581d

General

Target

PAYMENT COPY.exe
Size

872KB
MD5

a3279da350cf134f736629e5e55c0a41
SHA1

d28cc3a2cc3e16cf38634cab8db41aacebf4709b
SHA256

fc9f8f3e66f8ea09953b7b5eba261ff36eb9a78a5f92787eb879420ee3bad581
SHA512

248040d33716b6f7fb5c0764380c67489d2acdc52784b2d8020faa57f09edc383ab7ecd85c297ef2516698e2cfa92e7d8edc8fc0c510263e5a2b91e1f650d79b

Score

10^/10

xloader c2ue loader persistence rat spyware stealer

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

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/1444-60-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1444-61-0x000000000041D3A0-mapping.dmp	xloader
behavioral1/memory/1308-68-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader
behavioral1/memory/1696-87-0x000000000041D3A0-mapping.dmp	xloader

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

cmd.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	cmd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\_BDXTX9 = "C:\\Program Files (x86)\\Cdl5xf\\chkdskpbchjl5.exe"	cmd.exe

Executes dropped EXE 2 IoCs

Processes:

chkdskpbchjl5.exechkdskpbchjl5.exe

pid process

1160 chkdskpbchjl5.exe
1696 chkdskpbchjl5.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1684 cmd.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

pid	process
1160	chkdskpbchjl5.exe
1696	chkdskpbchjl5.exe

pid	process
1684	cmd.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

PAYMENT COPY.exePAYMENT COPY.execmd.exechkdskpbchjl5.exe

description	pid	process	target process
PID 1128 set thread context of 1444	1128	PAYMENT COPY.exe	PAYMENT COPY.exe
PID 1444 set thread context of 1408	1444	PAYMENT COPY.exe	Explorer.EXE
PID 1308 set thread context of 1408	1308	cmd.exe	Explorer.EXE
PID 1160 set thread context of 1696	1160	chkdskpbchjl5.exe	chkdskpbchjl5.exe

Drops file in Program Files directory 2 IoCs

Processes:

cmd.exeExplorer.EXE

description	ioc	process
File opened for modification	C:\Program Files (x86)\Cdl5xf\chkdskpbchjl5.exe	cmd.exe
File created	C:\Program Files (x86)\Cdl5xf\chkdskpbchjl5.exe	Explorer.EXE

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

cmd.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3456797065-1076791440-4146276586-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	cmd.exe

Suspicious behavior: EnumeratesProcesses 53 IoCs

Processes:

PAYMENT COPY.execmd.exechkdskpbchjl5.exe

pid	process
1444	PAYMENT COPY.exe
1444	PAYMENT COPY.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1696	chkdskpbchjl5.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe
1308	cmd.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1408 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

PAYMENT COPY.execmd.exe

pid process

1444 PAYMENT COPY.exe
1444 PAYMENT COPY.exe
1444 PAYMENT COPY.exe
1308 cmd.exe
1308 cmd.exe
1308 cmd.exe
1308 cmd.exe

pid	process
1408	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

PAYMENT COPY.execmd.exechkdskpbchjl5.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1444	PAYMENT COPY.exe
Token: SeDebugPrivilege	1308	cmd.exe
Token: SeDebugPrivilege	1696	chkdskpbchjl5.exe
Token: SeShutdownPrivilege	1408	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1408 Explorer.EXE
1408 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1408 Explorer.EXE
1408 Explorer.EXE

pid	process
1408	Explorer.EXE
1408	Explorer.EXE

pid	process
1408	Explorer.EXE
1408	Explorer.EXE

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

PAYMENT COPY.exeExplorer.EXEcmd.exechkdskpbchjl5.exe

description	pid	process	target process
PID 1128 wrote to memory of 1444	1128	PAYMENT COPY.exe	PAYMENT COPY.exe
PID 1128 wrote to memory of 1444	1128	PAYMENT COPY.exe	PAYMENT COPY.exe
PID 1128 wrote to memory of 1444	1128	PAYMENT COPY.exe	PAYMENT COPY.exe
PID 1128 wrote to memory of 1444	1128	PAYMENT COPY.exe	PAYMENT COPY.exe
PID 1128 wrote to memory of 1444	1128	PAYMENT COPY.exe	PAYMENT COPY.exe
PID 1128 wrote to memory of 1444	1128	PAYMENT COPY.exe	PAYMENT COPY.exe
PID 1128 wrote to memory of 1444	1128	PAYMENT COPY.exe	PAYMENT COPY.exe
PID 1408 wrote to memory of 1308	1408	Explorer.EXE	cmd.exe
PID 1408 wrote to memory of 1308	1408	Explorer.EXE	cmd.exe
PID 1408 wrote to memory of 1308	1408	Explorer.EXE	cmd.exe
PID 1408 wrote to memory of 1308	1408	Explorer.EXE	cmd.exe
PID 1308 wrote to memory of 1684	1308	cmd.exe	cmd.exe
PID 1308 wrote to memory of 1684	1308	cmd.exe	cmd.exe
PID 1308 wrote to memory of 1684	1308	cmd.exe	cmd.exe
PID 1308 wrote to memory of 1684	1308	cmd.exe	cmd.exe
PID 1308 wrote to memory of 1068	1308	cmd.exe	Firefox.exe
PID 1308 wrote to memory of 1068	1308	cmd.exe	Firefox.exe
PID 1308 wrote to memory of 1068	1308	cmd.exe	Firefox.exe
PID 1308 wrote to memory of 1068	1308	cmd.exe	Firefox.exe
PID 1408 wrote to memory of 1160	1408	Explorer.EXE	chkdskpbchjl5.exe
PID 1408 wrote to memory of 1160	1408	Explorer.EXE	chkdskpbchjl5.exe
PID 1408 wrote to memory of 1160	1408	Explorer.EXE	chkdskpbchjl5.exe
PID 1408 wrote to memory of 1160	1408	Explorer.EXE	chkdskpbchjl5.exe
PID 1308 wrote to memory of 1068	1308	cmd.exe	Firefox.exe
PID 1160 wrote to memory of 1696	1160	chkdskpbchjl5.exe	chkdskpbchjl5.exe
PID 1160 wrote to memory of 1696	1160	chkdskpbchjl5.exe	chkdskpbchjl5.exe
PID 1160 wrote to memory of 1696	1160	chkdskpbchjl5.exe	chkdskpbchjl5.exe
PID 1160 wrote to memory of 1696	1160	chkdskpbchjl5.exe	chkdskpbchjl5.exe
PID 1160 wrote to memory of 1696	1160	chkdskpbchjl5.exe	chkdskpbchjl5.exe
PID 1160 wrote to memory of 1696	1160	chkdskpbchjl5.exe	chkdskpbchjl5.exe
PID 1160 wrote to memory of 1696	1160	chkdskpbchjl5.exe	chkdskpbchjl5.exe

System policy modification 1 TTPs 1 IoCs
evasion

Modify Registry
T1112

Processes:

cmd.exe

description ioc process

Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer cmd.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1408

C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
"C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1128

C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1444

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\SysWOW64\cmd.exe"
2⤵
- Adds policy Run key to start application
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:1308

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
3⤵
- Deletes itself
PID:1684

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1068

C:\Program Files (x86)\Cdl5xf\chkdskpbchjl5.exe
"C:\Program Files (x86)\Cdl5xf\chkdskpbchjl5.exe"
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1160

C:\Program Files (x86)\Cdl5xf\chkdskpbchjl5.exe
"{path}"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1696

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Program Files (x86)\Cdl5xf\chkdskpbchjl5.exe
MD5
a3279da350cf134f736629e5e55c0a41

SHA1
d28cc3a2cc3e16cf38634cab8db41aacebf4709b

SHA256
fc9f8f3e66f8ea09953b7b5eba261ff36eb9a78a5f92787eb879420ee3bad581

SHA512
248040d33716b6f7fb5c0764380c67489d2acdc52784b2d8020faa57f09edc383ab7ecd85c297ef2516698e2cfa92e7d8edc8fc0c510263e5a2b91e1f650d79b

Download Submit
C:\Program Files (x86)\Cdl5xf\chkdskpbchjl5.exe
MD5
a3279da350cf134f736629e5e55c0a41

SHA1
d28cc3a2cc3e16cf38634cab8db41aacebf4709b

SHA256
fc9f8f3e66f8ea09953b7b5eba261ff36eb9a78a5f92787eb879420ee3bad581

SHA512
248040d33716b6f7fb5c0764380c67489d2acdc52784b2d8020faa57f09edc383ab7ecd85c297ef2516698e2cfa92e7d8edc8fc0c510263e5a2b91e1f650d79b

Download Submit
C:\Program Files (x86)\Cdl5xf\chkdskpbchjl5.exe
MD5
a3279da350cf134f736629e5e55c0a41

SHA1
d28cc3a2cc3e16cf38634cab8db41aacebf4709b

SHA256
fc9f8f3e66f8ea09953b7b5eba261ff36eb9a78a5f92787eb879420ee3bad581

SHA512
248040d33716b6f7fb5c0764380c67489d2acdc52784b2d8020faa57f09edc383ab7ecd85c297ef2516698e2cfa92e7d8edc8fc0c510263e5a2b91e1f650d79b

Download Submit
memory/1068-79-0x0000000000000000-mapping.dmp

Download
memory/1068-80-0x000000013FA30000-0x000000013FAC3000-memory.dmp

Filesize
588KB

Download
memory/1068-81-0x0000000002450000-0x0000000002537000-memory.dmp

Filesize
924KB

Download
memory/1128-58-0x0000000005730000-0x00000000057AC000-memory.dmp

Filesize
496KB

Download
memory/1128-59-0x0000000000A70000-0x0000000000A9B000-memory.dmp

Filesize
172KB

Download
memory/1128-57-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/1128-56-0x0000000000880000-0x000000000088E000-memory.dmp

Filesize
56KB

Download
memory/1128-55-0x0000000004DF0000-0x0000000004DF1000-memory.dmp

Filesize
4KB

Download
memory/1128-53-0x0000000000AA0000-0x0000000000AA1000-memory.dmp

Filesize
4KB

Download
memory/1160-83-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/1160-78-0x00000000048B0000-0x00000000048B1000-memory.dmp

Filesize
4KB

Download
memory/1160-76-0x0000000001350000-0x0000000001351000-memory.dmp

Filesize
4KB

Download
memory/1160-73-0x0000000000000000-mapping.dmp

Download
memory/1308-69-0x0000000002020000-0x0000000002323000-memory.dmp

Filesize
3.0MB

Download
memory/1308-65-0x0000000000000000-mapping.dmp

Download
memory/1308-72-0x00000000765A1000-0x00000000765A3000-memory.dmp

Filesize
8KB

Download
memory/1308-70-0x0000000001D50000-0x0000000001DE0000-memory.dmp

Filesize
576KB

Download
memory/1308-68-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1308-67-0x000000004A9A0000-0x000000004A9EC000-memory.dmp

Filesize
304KB

Download
memory/1408-71-0x0000000009700000-0x0000000009874000-memory.dmp

Filesize
1.5MB

Download
memory/1408-64-0x00000000040A0000-0x000000000419C000-memory.dmp

Filesize
1008KB

Download
memory/1444-62-0x0000000000B80000-0x0000000000E83000-memory.dmp

Filesize
3.0MB

Download
memory/1444-63-0x0000000000190000-0x00000000001A1000-memory.dmp

Filesize
68KB

Download
memory/1444-61-0x000000000041D3A0-mapping.dmp

Download
memory/1444-60-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1684-66-0x0000000000000000-mapping.dmp

Download
memory/1696-87-0x000000000041D3A0-mapping.dmp

Download
memory/1696-89-0x0000000000930000-0x0000000000C33000-memory.dmp

Filesize
3.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads