xloader | 14a0af77c8fab65395925348cb39c058dd0e619e33055f6a3f895c295aaa6783

General

Target

Shipping-Docs.exe
Size

501KB
MD5

c865088690870930ec48ae54209e37a3
SHA1

b6bfc53eb8577cfafe3ef5670faf56e6b2f10a3c
SHA256

14a0af77c8fab65395925348cb39c058dd0e619e33055f6a3f895c295aaa6783
SHA512

d233fb9735eca4d18dc4a2642d2fcbeb386a5d5ffd480aa6e09a7b29567417b1ecf588dc004975c97b08dd3cd05dc7c48105b87804a8e37c8a1af649b95f653f

Score

10^/10

xloader gfv7 loader persistence rat spyware stealer suricata

Malware Config

Extracted

Family

xloader

Version

2.9

Campaign

gfv7

Decoy

hd4AZDZ3XeSkZ9w0NRn2+JU=

6iAxmGKdumxFEgwp

jM6QcxNUSeCKaUdvvh3g9mffhosQ

d4CC0LS0DjTJS8FdXqd3soM=

S1LPlXEIJY52Og==

doeO7AimsF0NEvFgnIV5

W2TlzH/byHtUU3B7tw==

Y2RAbyZjex2qj6GQv4Q=

ftoOsCpZdfmALQ==

4kqL8v/6rDj8Ohs/wAjkb0gD5Gfiww==

8mVs/AkvwLnIWp4=

yfqAazgHioT8b9yHSKpLDtgY

EyWD5F+Wu3L0xq/VJXgdlnFvBDdUz5WM

jn9ty+pdRNdtcDhJ5k8nwZofm4EJ

s9XVNv4/aRDBUx4w

+vHFE7Fw1rnIWp4=

wC395Yvi6G/3yoWRGW1USxzshi3Dyw==

jcbufIN91gHAUK1RYUMYIdyqpDlUz5WM

iIyoIvZNXwPNmBlBxGk6+A==

C/hTD8h/KWLiMW4Mt/joXyz23Q==

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/4300-136-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral2/memory/4300-142-0x0000000000400000-0x000000000042C000-memory.dmp	xloader
behavioral2/memory/4808-144-0x00000000001B0000-0x00000000001DC000-memory.dmp	xloader
behavioral2/memory/4808-147-0x00000000001B0000-0x00000000001DC000-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:

Shipping-Docs.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation	Shipping-Docs.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\OJD0DH8PQZ = "C:\\Program Files (x86)\\Z1bmd\\ynzplzixjfzpdxax.exe"	msiexec.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

Shipping-Docs.exeShipping-Docs.exemsiexec.exe

description	pid	process	target process
PID 4156 set thread context of 4300	4156	Shipping-Docs.exe	Shipping-Docs.exe
PID 4300 set thread context of 1032	4300	Shipping-Docs.exe	Explorer.EXE
PID 4808 set thread context of 1032	4808	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)\Z1bmd\ynzplzixjfzpdxax.exe msiexec.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Program Files (x86)\Z1bmd\ynzplzixjfzpdxax.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 46 IoCs

Processes:

Shipping-Docs.exemsiexec.exe

pid	process
4300	Shipping-Docs.exe
4300	Shipping-Docs.exe
4300	Shipping-Docs.exe
4300	Shipping-Docs.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe
4808	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1032 Explorer.EXE
Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

Shipping-Docs.exemsiexec.exe

pid process

4300 Shipping-Docs.exe
4300 Shipping-Docs.exe
4300 Shipping-Docs.exe
4808 msiexec.exe
4808 msiexec.exe
4808 msiexec.exe
4808 msiexec.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Shipping-Docs.exemsiexec.exe

description pid process

Token: SeDebugPrivilege 4300 Shipping-Docs.exe
Token: SeDebugPrivilege 4808 msiexec.exe

pid	process
1032	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4300	Shipping-Docs.exe
Token: SeDebugPrivilege	4808	msiexec.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Shipping-Docs.exeExplorer.EXEmsiexec.exe

description	pid	process	target process
PID 4156 wrote to memory of 4300	4156	Shipping-Docs.exe	Shipping-Docs.exe
PID 4156 wrote to memory of 4300	4156	Shipping-Docs.exe	Shipping-Docs.exe
PID 4156 wrote to memory of 4300	4156	Shipping-Docs.exe	Shipping-Docs.exe
PID 4156 wrote to memory of 4300	4156	Shipping-Docs.exe	Shipping-Docs.exe
PID 4156 wrote to memory of 4300	4156	Shipping-Docs.exe	Shipping-Docs.exe
PID 4156 wrote to memory of 4300	4156	Shipping-Docs.exe	Shipping-Docs.exe
PID 1032 wrote to memory of 4808	1032	Explorer.EXE	msiexec.exe
PID 1032 wrote to memory of 4808	1032	Explorer.EXE	msiexec.exe
PID 1032 wrote to memory of 4808	1032	Explorer.EXE	msiexec.exe
PID 4808 wrote to memory of 1964	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 1964	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 1964	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 1172	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 1172	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 1172	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 3536	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 3536	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 3536	4808	msiexec.exe	cmd.exe
PID 4808 wrote to memory of 1016	4808	msiexec.exe	Firefox.exe
PID 4808 wrote to memory of 1016	4808	msiexec.exe	Firefox.exe
PID 4808 wrote to memory of 1016	4808	msiexec.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:1032

C:\Users\Admin\AppData\Local\Temp\Shipping-Docs.exe
"C:\Users\Admin\AppData\Local\Temp\Shipping-Docs.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4156

C:\Users\Admin\AppData\Local\Temp\Shipping-Docs.exe
"{path}"
3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4300

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:4808

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\Shipping-Docs.exe"
3⤵
PID:1964

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:1172

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:3536

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:1016

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

2

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

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memory/1032-149-0x0000000008350000-0x00000000083FA000-memory.dmp

Filesize
680KB

Download
memory/1032-150-0x0000000008350000-0x00000000083FA000-memory.dmp

Filesize
680KB

Download
memory/1032-140-0x0000000003160000-0x000000000324F000-memory.dmp

Filesize
956KB

Download
memory/1172-151-0x0000000000000000-mapping.dmp

Download
memory/1964-146-0x0000000000000000-mapping.dmp

Download
memory/3536-153-0x0000000000000000-mapping.dmp

Download
memory/4156-133-0x00000000057D0000-0x000000000586C000-memory.dmp

Filesize
624KB

Download
memory/4156-130-0x0000000000CC0000-0x0000000000D44000-memory.dmp

Filesize
528KB

Download
memory/4156-134-0x00000000056F0000-0x00000000056FA000-memory.dmp

Filesize
40KB

Download
memory/4156-132-0x0000000005730000-0x00000000057C2000-memory.dmp

Filesize
584KB

Download
memory/4156-131-0x0000000005C40000-0x00000000061E4000-memory.dmp

Filesize
5.6MB

Download
memory/4300-136-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/4300-142-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/4300-139-0x00000000014B0000-0x00000000014C1000-memory.dmp

Filesize
68KB

Download
memory/4300-138-0x0000000001520000-0x000000000186A000-memory.dmp

Filesize
3.3MB

Download
memory/4300-135-0x0000000000000000-mapping.dmp

Download
memory/4808-145-0x00000000022F0000-0x000000000263A000-memory.dmp

Filesize
3.3MB

Download
memory/4808-144-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/4808-147-0x00000000001B0000-0x00000000001DC000-memory.dmp

Filesize
176KB

Download
memory/4808-148-0x0000000002120000-0x00000000021B0000-memory.dmp

Filesize
576KB

Download
memory/4808-143-0x0000000000180000-0x0000000000192000-memory.dmp

Filesize
72KB

Download
memory/4808-141-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads