xloader | af331eef6acd7bc79ee5bf88aaea16d8fc137af936d02ae43b5d02fbc320a7f3

General

Target

HSBC_2021-25-10-017822019.exe
Size

331KB
MD5

21dc547b12a42d23141c3a6321518e83
SHA1

3f42a80a0ae6b917c0bc8486ea9b0b488e1619d2
SHA256

754ba27dca23858f64933493e0162b9745b93a6c87cd0868bfec0019c88ed4e0
SHA512

414ca9a23af8acf0e6158f596ead3af66bb8d7ce59f60820fa2f3a54a8df5f4977b8f3a5dfd48ec75eca195a7d2324394674bcbf221685ea01e89d942ffe2b1c

Score

10^/10

xloader ntfs loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

ntfs

C2

http://www.164661.com/ntfs/

Decoy

cast-host.com

sheenwoman.com

cateringpairs.com

butikgamis.com

esd66.com

beautystaze.com

findavetnearme.com

lyketigers.com

nesboutiqe.com

jadeutil.com

survivalfresh.com

realestatebramlett.com

glorynap.com

awards.institute

huangtapps.com

beyondwithyou.com

cryptocustomerhelp.com

plataformasoma.net

lstpark.com

noalareelecionindefinida.com

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 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3476-125-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/3476-126-0x000000000041D450-mapping.dmp	xloader
behavioral2/memory/524-134-0x0000000003280000-0x00000000032A9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

HSBC_2021-25-10-017822019.exeHSBC_2021-25-10-017822019.exemsdt.exe

description	pid	process	target process
PID 4264 set thread context of 3476	4264	HSBC_2021-25-10-017822019.exe	HSBC_2021-25-10-017822019.exe
PID 3476 set thread context of 2712	3476	HSBC_2021-25-10-017822019.exe	Explorer.EXE
PID 524 set thread context of 2712	524	msdt.exe	Explorer.EXE

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2936 schtasks.exe

pid	process
2936	schtasks.exe

Suspicious behavior: EnumeratesProcesses 49 IoCs

Processes:

HSBC_2021-25-10-017822019.exeHSBC_2021-25-10-017822019.exemsdt.exe

pid	process
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
4264	HSBC_2021-25-10-017822019.exe
3476	HSBC_2021-25-10-017822019.exe
3476	HSBC_2021-25-10-017822019.exe
3476	HSBC_2021-25-10-017822019.exe
3476	HSBC_2021-25-10-017822019.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe
524	msdt.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

2712 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

HSBC_2021-25-10-017822019.exemsdt.exe

pid process

3476 HSBC_2021-25-10-017822019.exe
3476 HSBC_2021-25-10-017822019.exe
3476 HSBC_2021-25-10-017822019.exe
524 msdt.exe
524 msdt.exe

pid	process
2712	Explorer.EXE

pid	process
3476	HSBC_2021-25-10-017822019.exe
3476	HSBC_2021-25-10-017822019.exe
3476	HSBC_2021-25-10-017822019.exe
524	msdt.exe
524	msdt.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

HSBC_2021-25-10-017822019.exeHSBC_2021-25-10-017822019.exemsdt.exe

description	pid	process
Token: SeDebugPrivilege	4264	HSBC_2021-25-10-017822019.exe
Token: SeDebugPrivilege	3476	HSBC_2021-25-10-017822019.exe
Token: SeDebugPrivilege	524	msdt.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

HSBC_2021-25-10-017822019.exeExplorer.EXEmsdt.exe

description	pid	process	target process
PID 4264 wrote to memory of 2936	4264	HSBC_2021-25-10-017822019.exe	schtasks.exe
PID 4264 wrote to memory of 2936	4264	HSBC_2021-25-10-017822019.exe	schtasks.exe
PID 4264 wrote to memory of 2936	4264	HSBC_2021-25-10-017822019.exe	schtasks.exe
PID 4264 wrote to memory of 3476	4264	HSBC_2021-25-10-017822019.exe	HSBC_2021-25-10-017822019.exe
PID 4264 wrote to memory of 3476	4264	HSBC_2021-25-10-017822019.exe	HSBC_2021-25-10-017822019.exe
PID 4264 wrote to memory of 3476	4264	HSBC_2021-25-10-017822019.exe	HSBC_2021-25-10-017822019.exe
PID 4264 wrote to memory of 3476	4264	HSBC_2021-25-10-017822019.exe	HSBC_2021-25-10-017822019.exe
PID 4264 wrote to memory of 3476	4264	HSBC_2021-25-10-017822019.exe	HSBC_2021-25-10-017822019.exe
PID 4264 wrote to memory of 3476	4264	HSBC_2021-25-10-017822019.exe	HSBC_2021-25-10-017822019.exe
PID 2712 wrote to memory of 524	2712	Explorer.EXE	msdt.exe
PID 2712 wrote to memory of 524	2712	Explorer.EXE	msdt.exe
PID 2712 wrote to memory of 524	2712	Explorer.EXE	msdt.exe
PID 524 wrote to memory of 1088	524	msdt.exe	cmd.exe
PID 524 wrote to memory of 1088	524	msdt.exe	cmd.exe
PID 524 wrote to memory of 1088	524	msdt.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:2712

C:\Users\Admin\AppData\Local\Temp\HSBC_2021-25-10-017822019.exe
"C:\Users\Admin\AppData\Local\Temp\HSBC_2021-25-10-017822019.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4264

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tOafpOTcPGDRrp" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD165.tmp"
3⤵
- Creates scheduled task(s)
PID:2936

C:\Users\Admin\AppData\Local\Temp\HSBC_2021-25-10-017822019.exe
"C:\Users\Admin\AppData\Local\Temp\HSBC_2021-25-10-017822019.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:3476

C:\Windows\SysWOW64\msdt.exe
"C:\Windows\SysWOW64\msdt.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:524

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\HSBC_2021-25-10-017822019.exe"
3⤵
PID:1088

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/524-136-0x0000000004B60000-0x0000000004BF0000-memory.dmp

Filesize
576KB

Download
memory/524-135-0x00000000047B0000-0x0000000004AD0000-memory.dmp

Filesize
3.1MB

Download
memory/524-134-0x0000000003280000-0x00000000032A9000-memory.dmp

Filesize
164KB

Download
memory/524-133-0x0000000000B30000-0x0000000000CA3000-memory.dmp

Filesize
1.4MB

Download
memory/524-131-0x0000000000000000-mapping.dmp

Download
memory/1088-132-0x0000000000000000-mapping.dmp

Download
memory/2712-130-0x0000000005500000-0x0000000005646000-memory.dmp

Filesize
1.3MB

Download
memory/2712-137-0x00000000026C0000-0x00000000027A7000-memory.dmp

Filesize
924KB

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

Download
memory/3476-126-0x000000000041D450-mapping.dmp

Download
memory/3476-129-0x0000000001570000-0x0000000001581000-memory.dmp

Filesize
68KB

Download
memory/3476-128-0x00000000015B0000-0x00000000018D0000-memory.dmp

Filesize
3.1MB

Download
memory/3476-125-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4264-115-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

Filesize
4KB

Download
memory/4264-123-0x00000000060D0000-0x000000000611B000-memory.dmp

Filesize
300KB

Download
memory/4264-122-0x0000000006120000-0x0000000006121000-memory.dmp

Filesize
4KB

Download
memory/4264-121-0x00000000052C0000-0x0000000005352000-memory.dmp

Filesize
584KB

Download
memory/4264-120-0x0000000005720000-0x0000000005727000-memory.dmp

Filesize
28KB

Download
memory/4264-119-0x0000000005750000-0x0000000005751000-memory.dmp

Filesize
4KB

Download
memory/4264-118-0x0000000005380000-0x0000000005381000-memory.dmp

Filesize
4KB

Download
memory/4264-117-0x0000000005880000-0x0000000005881000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads