xloader | 9e68a0780d3c86c44563ecb3ff063bd0daa87fa141de7e1022fa285f812dacae

General

Target

vbc.exe
Size

966KB
MD5

9980e7e39379cbe367adf3b7443dd319
SHA1

1f1c0e658b23ce7be9e345bfc41edc98ddb91545
SHA256

9e68a0780d3c86c44563ecb3ff063bd0daa87fa141de7e1022fa285f812dacae
SHA512

da18abae14c407d304d66d64d96430e700ce249d5a58d66cdf6745eabd3a67e40ca9dc673613c027bf8095c589fdaff7513ed16a95815ae76eb38049ac0fc1a7

Score

10^/10

xloader rqan loader persistence rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

rqan

C2

http://www.cardboutiqueapp.com/rqan/

Decoy

panda.wiki

gailkannamassage.com

ungravitystudio.com

coraggiomusicschool.com

51walkerstreetrippleside.com

infemax.store

mapara-foundation.net

elitespeedwaxs.com

manateeprint.com

thelocksmithtradeshow.com

phoenix-out-of-ashes.com

marionkgregory.store

abasketofwords.com

century21nokta.com

anthonyaarnold.com

forevermyanmar.com

ramashi.com

uniquecarbonbrush.com

packecco.com

appelnacrtl.quest

Signatures

Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4020-117-0x0000000000000000-mapping.dmp	xloader
behavioral2/memory/4020-120-0x0000000074180000-0x00000000741A9000-memory.dmp	xloader
behavioral2/memory/2936-126-0x0000000002430000-0x0000000002459000-memory.dmp	xloader

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

vbc.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\Zostiq = "C:\\Users\\Public\\Libraries\\\\qitsoZ.url"	vbc.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

DpiScaling.exeraserver.exe

description	pid	process	target process
PID 4020 set thread context of 3064	4020	DpiScaling.exe	Explorer.EXE
PID 2936 set thread context of 3064	2936	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 50 IoCs

Processes:

DpiScaling.exeraserver.exe

pid	process
4020	DpiScaling.exe
4020	DpiScaling.exe
4020	DpiScaling.exe
4020	DpiScaling.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe
2936	raserver.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3064 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

DpiScaling.exeraserver.exe

pid process

4020 DpiScaling.exe
4020 DpiScaling.exe
4020 DpiScaling.exe
2936 raserver.exe
2936 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

DpiScaling.exeraserver.exe

description pid process

Token: SeDebugPrivilege 4020 DpiScaling.exe
Token: SeDebugPrivilege 2936 raserver.exe

pid	process
3064	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	4020	DpiScaling.exe
Token: SeDebugPrivilege	2936	raserver.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

vbc.exeExplorer.EXE

description	pid	process	target process
PID 316 wrote to memory of 4020	316	vbc.exe	DpiScaling.exe
PID 316 wrote to memory of 4020	316	vbc.exe	DpiScaling.exe
PID 316 wrote to memory of 4020	316	vbc.exe	DpiScaling.exe
PID 316 wrote to memory of 4020	316	vbc.exe	DpiScaling.exe
PID 316 wrote to memory of 4020	316	vbc.exe	DpiScaling.exe
PID 316 wrote to memory of 4020	316	vbc.exe	DpiScaling.exe
PID 3064 wrote to memory of 2936	3064	Explorer.EXE	raserver.exe
PID 3064 wrote to memory of 2936	3064	Explorer.EXE	raserver.exe
PID 3064 wrote to memory of 2936	3064	Explorer.EXE	raserver.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3064

C:\Users\Admin\AppData\Local\Temp\vbc.exe
"C:\Users\Admin\AppData\Local\Temp\vbc.exe"
2⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:316

C:\Windows\SysWOW64\DpiScaling.exe
C:\Windows\System32\DpiScaling.exe
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4020

C:\Windows\SysWOW64\raserver.exe
"C:\Windows\SysWOW64\raserver.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2936

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Scripting

1

T1064

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/316-116-0x0000000002A01000-0x0000000002A15000-memory.dmp

Filesize
80KB

Download
memory/316-115-0x0000000002350000-0x0000000002351000-memory.dmp

Filesize
4KB

Download
memory/2936-125-0x00000000003F0000-0x000000000040F000-memory.dmp

Filesize
124KB

Download
memory/2936-128-0x0000000004350000-0x00000000043E0000-memory.dmp

Filesize
576KB

Download
memory/2936-127-0x0000000004500000-0x0000000004820000-memory.dmp

Filesize
3.1MB

Download
memory/2936-126-0x0000000002430000-0x0000000002459000-memory.dmp

Filesize
164KB

Download
memory/2936-124-0x0000000000000000-mapping.dmp

Download
memory/3064-129-0x0000000005FB0000-0x0000000006106000-memory.dmp

Filesize
1.3MB

Download
memory/3064-123-0x0000000005E20000-0x0000000005F48000-memory.dmp

Filesize
1.2MB

Download
memory/4020-120-0x0000000074180000-0x00000000741A9000-memory.dmp

Filesize
164KB

Download
memory/4020-122-0x0000000004C40000-0x0000000004C51000-memory.dmp

Filesize
68KB

Download
memory/4020-121-0x0000000005080000-0x00000000053A0000-memory.dmp

Filesize
3.1MB

Download
memory/4020-119-0x0000000002D80000-0x0000000002D81000-memory.dmp

Filesize
4KB

Download
memory/4020-117-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads