xloader | 433c021a1d11c7c05abf6b1a9a2efce350046636684e9db4ae95f8fac8882cfe

General

Target

ORDEN DE COMPRA 478483.exe
Size

750KB
MD5

79fb9230a90d7e59a735294f63d8b9d2
SHA1

7384bf68926a1e327534cd66b7ee66a1f4425444
SHA256

c0f393d8d25c7c604c4bdc76107fc8bef260afa53831e8160fac70e8e9111426
SHA512

217c3b6151796bd5f02ee7415bb07a2ad7851f3fbc54cdc69adfef07a95fab8d536b543afab3310d40a9812758cc2b80f79470faf513c48714065377c18ceb45

Score

10^/10

xloader 3qfc loader persistence rat spyware stealer suricata

Malware Config

Extracted

Family

xloader

Version

2.8

Campaign

3qfc

Decoy

8ZNHCqHC6crNVA==

AiX30yGSn4lTRru48IxZvEDheT+RXMY=

olHXuSH5IhTlyG2+4eqegIHgOdIT

Q/uVg4ohrg/9OWFw3Q==

aBO8x7J3dWn+II2S

EjbbhWQhxC8anI2S/A6AZOg9+Yg=

lTvUh92KkWP+II2S

TfVmQqmBEolx+fUBWVNRSpE=

0vmTe4M1hgTFM0JSdsalDA==

D71XP7Jgh2n+II2S

nUm9ckLAYgrAuEeHiRip

ydaYj4t69FRi

7Q8C6UQdwRvtzmvCxibPkZk=

h6pPBXNbBWf0F8kkS2O9

Ar4+8DXap551

cDTwn1zrjDXt24jUXOo=

i8aXpBvxfeTKrVGq0t52ewdYFpAE

sVXTwsIvECMLSw==

HsqAPzirUra6xEaHiRip

dS+6rIw/418rOWFw3Q==

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
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata: ET MALWARE FormBook CnC Checkin (POST) M2
suricata

Xloader Payload 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3496-137-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral2/memory/3496-143-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral2/memory/1592-146-0x0000000001000000-0x000000000102C000-memory.dmp	xloader
behavioral2/memory/1592-148-0x0000000001000000-0x000000000102C000-memory.dmp	xloader

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

ORDEN DE COMPRA 478483.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	ORDEN DE COMPRA 478483.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

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	msiexec.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\TTYXG08XDB = "C:\\Program Files (x86)\\Bhdf\\configmhyti6p.exe"	msiexec.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

ORDEN DE COMPRA 478483.exeORDEN DE COMPRA 478483.exemsiexec.exe

description	pid	process	target process
PID 2408 set thread context of 3496	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 3496 set thread context of 2848	3496	ORDEN DE COMPRA 478483.exe	Explorer.EXE
PID 1592 set thread context of 2848	1592	msiexec.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

msiexec.exe

description ioc process

File opened for modification C:\Program Files (x86)\Bhdf\configmhyti6p.exe msiexec.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Bhdf\configmhyti6p.exe	msiexec.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

msiexec.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	msiexec.exe

Suspicious behavior: EnumeratesProcesses 40 IoCs

Processes:

ORDEN DE COMPRA 478483.exeORDEN DE COMPRA 478483.exemsiexec.exe

pid	process
2408	ORDEN DE COMPRA 478483.exe
2408	ORDEN DE COMPRA 478483.exe
3496	ORDEN DE COMPRA 478483.exe
3496	ORDEN DE COMPRA 478483.exe
3496	ORDEN DE COMPRA 478483.exe
3496	ORDEN DE COMPRA 478483.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2848 Explorer.EXE

pid	process
2848	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

ORDEN DE COMPRA 478483.exemsiexec.exe

pid	process
3496	ORDEN DE COMPRA 478483.exe
3496	ORDEN DE COMPRA 478483.exe
3496	ORDEN DE COMPRA 478483.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe
1592	msiexec.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

ORDEN DE COMPRA 478483.exeORDEN DE COMPRA 478483.exemsiexec.exe

description	pid	process
Token: SeDebugPrivilege	2408	ORDEN DE COMPRA 478483.exe
Token: SeDebugPrivilege	3496	ORDEN DE COMPRA 478483.exe
Token: SeDebugPrivilege	1592	msiexec.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

ORDEN DE COMPRA 478483.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 2408 wrote to memory of 5004	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2408 wrote to memory of 5004	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2408 wrote to memory of 5004	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2408 wrote to memory of 3496	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2408 wrote to memory of 3496	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2408 wrote to memory of 3496	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2408 wrote to memory of 3496	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2408 wrote to memory of 3496	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2408 wrote to memory of 3496	2408	ORDEN DE COMPRA 478483.exe	ORDEN DE COMPRA 478483.exe
PID 2848 wrote to memory of 1592	2848	Explorer.EXE	msiexec.exe
PID 2848 wrote to memory of 1592	2848	Explorer.EXE	msiexec.exe
PID 2848 wrote to memory of 1592	2848	Explorer.EXE	msiexec.exe
PID 1592 wrote to memory of 3328	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 3328	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 3328	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 1288	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 1288	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 1288	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 1540	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 1540	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 1540	1592	msiexec.exe	cmd.exe
PID 1592 wrote to memory of 428	1592	msiexec.exe	Firefox.exe
PID 1592 wrote to memory of 428	1592	msiexec.exe	Firefox.exe
PID 1592 wrote to memory of 428	1592	msiexec.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2848

C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA 478483.exe
"C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA 478483.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2408

C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA 478483.exe
"C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA 478483.exe"
3⤵
PID:5004

C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA 478483.exe
"C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA 478483.exe"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3496

C:\Windows\SysWOW64\msiexec.exe
"C:\Windows\SysWOW64\msiexec.exe"
2⤵
- Adds 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
PID:1592

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\ORDEN DE COMPRA 478483.exe"
3⤵
PID:3328

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:1288

C:\Windows\SysWOW64\cmd.exe
/c copy "C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
3⤵
PID:1540

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:428

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

2

T1112

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
40KB

MD5
b608d407fc15adea97c26936bc6f03f6

SHA1
953e7420801c76393902c0d6bb56148947e41571

SHA256
b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

SHA512
cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\DB1
Filesize
48KB

MD5
349e6eb110e34a08924d92f6b334801d

SHA1
bdfb289daff51890cc71697b6322aa4b35ec9169

SHA256
c9fd7be4579e4aa942e8c2b44ab10115fa6c2fe6afd0c584865413d9d53f3b2a

SHA512
2a635b815a5e117ea181ee79305ee1baf591459427acc5210d8c6c7e447be3513ead871c605eb3d32e4ab4111b2a335f26520d0ef8c1245a4af44e1faec44574

Download Submit
memory/1288-152-0x0000000000000000-mapping.dmp

Download
memory/1540-154-0x0000000000000000-mapping.dmp

Download
memory/1592-142-0x0000000000000000-mapping.dmp

Download
memory/1592-149-0x0000000002DE0000-0x0000000002E70000-memory.dmp

Filesize
576KB

Download
memory/1592-148-0x0000000001000000-0x000000000102C000-memory.dmp

Filesize
176KB

Download
memory/1592-147-0x0000000002EC0000-0x000000000320A000-memory.dmp

Filesize
3.3MB

Download
memory/1592-146-0x0000000001000000-0x000000000102C000-memory.dmp

Filesize
176KB

Download
memory/1592-145-0x00000000009C0000-0x00000000009D2000-memory.dmp

Filesize
72KB

Download
memory/2408-134-0x0000000008B10000-0x0000000008BAC000-memory.dmp

Filesize
624KB

Download
memory/2408-130-0x0000000000880000-0x0000000000942000-memory.dmp

Filesize
776KB

Download
memory/2408-133-0x00000000051B0000-0x00000000051BA000-memory.dmp

Filesize
40KB

Download
memory/2408-132-0x0000000005250000-0x00000000052E2000-memory.dmp

Filesize
584KB

Download
memory/2408-131-0x0000000005960000-0x0000000005F04000-memory.dmp

Filesize
5.6MB

Download
memory/2848-141-0x0000000008A90000-0x0000000008B98000-memory.dmp

Filesize
1.0MB

Download
memory/2848-151-0x0000000008CD0000-0x0000000008E24000-memory.dmp

Filesize
1.3MB

Download
memory/2848-150-0x0000000008CD0000-0x0000000008E24000-memory.dmp

Filesize
1.3MB

Download
memory/3328-144-0x0000000000000000-mapping.dmp

Download
memory/3496-136-0x0000000000000000-mapping.dmp

Download
memory/3496-143-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/3496-140-0x00000000013A0000-0x00000000013B1000-memory.dmp

Filesize
68KB

Download
memory/3496-139-0x00000000013E0000-0x000000000172A000-memory.dmp

Filesize
3.3MB

Download
memory/3496-137-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/5004-135-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads