xloader | 29e01694dfdb882f3922844f2fa640eb19fb99ff1179ac378df15b45fac32f11

General

Target

soa.exe
Size

733KB
MD5

430cb910503e0fb17dea4259ad82e0c9
SHA1

2a6d2f9521ff771c5320719f7142ddec7163e2b7
SHA256

29e01694dfdb882f3922844f2fa640eb19fb99ff1179ac378df15b45fac32f11
SHA512

1cb05ab896d6f2ca211d25242fdf515ce7399e53bd09e697f621a6bc911a0ac098e9bfe3d5cbb623629e3ca10d5474d429bc8c07ab2a07d02f6c1fa9ea2dd288

Score

10^/10

xloader a8hq loader persistence rat spyware stealer suricata

Malware Config

Extracted

Family

xloader

Version

2.6

Campaign

a8hq

Decoy

veteransductcleaning.com

beajtjunkies.com

houseofascofi.com

scottsdalemediator.com

atelyadesign.com

profitcase.pro

imtokenio.club

qinglingpai.com

bigsmile-meal.net

daytonlivestream.com

aspiradores10.online

ytybs120.com

hdatelier.com

bearpierce.com

yeson28ca.com

booklearner.com

m8j9.club

mmophamthinhlegend.space

hq4a7o6zb.com

sophiadaki.online

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 4 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/4468-138-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/4468-144-0x0000000000400000-0x000000000042B000-memory.dmp	xloader
behavioral2/memory/1420-148-0x0000000000C60000-0x0000000000C8B000-memory.dmp	xloader
behavioral2/memory/1420-151-0x0000000000C60000-0x0000000000C8B000-memory.dmp	xloader

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:

systray.exe

description	ioc	process
Key created	\Registry\Machine\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	systray.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\XHBHFTBP_R = "C:\\Program Files (x86)\\Ojx_0o\\axql2bivv1l34q8.exe"	systray.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

soa.exesoa.exesystray.exe

description	pid	process	target process
PID 968 set thread context of 4468	968	soa.exe	soa.exe
PID 4468 set thread context of 3140	4468	soa.exe	Explorer.EXE
PID 1420 set thread context of 3140	1420	systray.exe	Explorer.EXE

Drops file in Program Files directory 1 IoCs

Processes:

systray.exe

description ioc process

File opened for modification C:\Program Files (x86)\Ojx_0o\axql2bivv1l34q8.exe systray.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Ojx_0o\axql2bivv1l34q8.exe	systray.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

systray.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-3751123196-3323558407-1869646069-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	systray.exe

Suspicious behavior: EnumeratesProcesses 34 IoCs

Processes:

soa.exesoa.exesystray.exe

pid	process
968	soa.exe
968	soa.exe
968	soa.exe
968	soa.exe
4468	soa.exe
4468	soa.exe
4468	soa.exe
4468	soa.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe
1420	systray.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3140 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

soa.exesystray.exe

pid process

4468 soa.exe
4468 soa.exe
4468 soa.exe
1420 systray.exe
1420 systray.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

soa.exesoa.exesystray.exe

description pid process

Token: SeDebugPrivilege 968 soa.exe
Token: SeDebugPrivilege 4468 soa.exe
Token: SeDebugPrivilege 1420 systray.exe

pid	process
3140	Explorer.EXE

pid	process
4468	soa.exe
4468	soa.exe
4468	soa.exe
1420	systray.exe
1420	systray.exe

description	pid	process
Token: SeDebugPrivilege	968	soa.exe
Token: SeDebugPrivilege	4468	soa.exe
Token: SeDebugPrivilege	1420	systray.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

soa.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 968 wrote to memory of 2004	968	soa.exe	soa.exe
PID 968 wrote to memory of 2004	968	soa.exe	soa.exe
PID 968 wrote to memory of 2004	968	soa.exe	soa.exe
PID 968 wrote to memory of 2872	968	soa.exe	soa.exe
PID 968 wrote to memory of 2872	968	soa.exe	soa.exe
PID 968 wrote to memory of 2872	968	soa.exe	soa.exe
PID 968 wrote to memory of 4468	968	soa.exe	soa.exe
PID 968 wrote to memory of 4468	968	soa.exe	soa.exe
PID 968 wrote to memory of 4468	968	soa.exe	soa.exe
PID 968 wrote to memory of 4468	968	soa.exe	soa.exe
PID 968 wrote to memory of 4468	968	soa.exe	soa.exe
PID 968 wrote to memory of 4468	968	soa.exe	soa.exe
PID 3140 wrote to memory of 1420	3140	Explorer.EXE	systray.exe
PID 3140 wrote to memory of 1420	3140	Explorer.EXE	systray.exe
PID 3140 wrote to memory of 1420	3140	Explorer.EXE	systray.exe
PID 1420 wrote to memory of 2288	1420	systray.exe	cmd.exe
PID 1420 wrote to memory of 2288	1420	systray.exe	cmd.exe
PID 1420 wrote to memory of 2288	1420	systray.exe	cmd.exe
PID 1420 wrote to memory of 4464	1420	systray.exe	cmd.exe
PID 1420 wrote to memory of 4464	1420	systray.exe	cmd.exe
PID 1420 wrote to memory of 4464	1420	systray.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3140

C:\Users\Admin\AppData\Local\Temp\soa.exe
"C:\Users\Admin\AppData\Local\Temp\soa.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:968

C:\Users\Admin\AppData\Local\Temp\soa.exe
"{path}"
3⤵
PID:2004

C:\Users\Admin\AppData\Local\Temp\soa.exe
"{path}"
3⤵
PID:2872

C:\Users\Admin\AppData\Local\Temp\soa.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:4468

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.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:1420

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\soa.exe"
3⤵
PID:2288

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:4464

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

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/968-131-0x00000000052F0000-0x0000000005894000-memory.dmp

Filesize
5.6MB

Download
memory/968-132-0x0000000004DF0000-0x0000000004E82000-memory.dmp

Filesize
584KB

Download
memory/968-133-0x0000000004F70000-0x000000000500C000-memory.dmp

Filesize
624KB

Download
memory/968-134-0x0000000004E90000-0x0000000004E9A000-memory.dmp

Filesize
40KB

Download
memory/968-130-0x00000000004D0000-0x000000000058C000-memory.dmp

Filesize
752KB

Download
memory/1420-143-0x0000000000000000-mapping.dmp

Download
memory/1420-151-0x0000000000C60000-0x0000000000C8B000-memory.dmp

Filesize
172KB

Download
memory/1420-149-0x0000000003030000-0x00000000030C0000-memory.dmp

Filesize
576KB

Download
memory/1420-148-0x0000000000C60000-0x0000000000C8B000-memory.dmp

Filesize
172KB

Download
memory/1420-147-0x0000000002CE0000-0x000000000302A000-memory.dmp

Filesize
3.3MB

Download
memory/1420-146-0x0000000000DD0000-0x0000000000DD6000-memory.dmp

Filesize
24KB

Download
memory/2004-135-0x0000000000000000-mapping.dmp

Download
memory/2288-145-0x0000000000000000-mapping.dmp

Download
memory/2872-136-0x0000000000000000-mapping.dmp

Download
memory/3140-142-0x0000000002F30000-0x000000000304C000-memory.dmp

Filesize
1.1MB

Download
memory/3140-150-0x0000000002A30000-0x0000000002B04000-memory.dmp

Filesize
848KB

Download
memory/3140-152-0x0000000002A30000-0x0000000002B04000-memory.dmp

Filesize
848KB

Download
memory/4464-153-0x0000000000000000-mapping.dmp

Download
memory/4468-144-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4468-141-0x00000000014F0000-0x0000000001501000-memory.dmp

Filesize
68KB

Download
memory/4468-140-0x0000000001580000-0x00000000018CA000-memory.dmp

Filesize
3.3MB

Download
memory/4468-138-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4468-137-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads