xloader | a1c7157e3d321dc5966c65601335e053edb2c4a1e6cf4f1f678b974a4f2dbf26

Analysis

max time kernel
150s
max time network
173s
platform
windows7_x64
resource
win7v20210410
submitted
20-07-2021 13:07

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General

Target

ISSUES INVOICE E-4136 REV.1.exe
Size

646KB
MD5

02efae6482a081c221d846f386752d3a
SHA1

2c2dce7d34e81dd0329022ec41802ce8296a7ba7
SHA256

19f2101d500dfa2ba71baf220497fe8888667bb7d9c8cf4996087ff67c11d156
SHA512

00dd5efb9b60a914072f9f9c555da0c4ad3871bf74a14312e0429662f2aa55a75cd9352e49690e07478e4b079ffc9f7592bbda48c56027ecda6c714374f0b925

Score

10^/10

xloader loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

http://www.wwwgraciescottage.com/u9pi/

Decoy

balancerestoreomaha.com

allpurposepaintingservices.com

talsworldwide.com

specialforcesofindia.com

flaxx.life

taspate.com

88q858.com

parossunbed.com

pontacols.com

soulpowerlive.com

holowide.com

covidcustomdesigns.com

cleaner-solar.com

cnhy0769.com

gmb-marketing.com

thepassiveincomecreator.com

kate.chat

awkwardpeachfitness.com

lolly-bops.com

29752ellendale.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral10/memory/1656-66-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral10/memory/1656-67-0x000000000041D040-mapping.dmp	xloader
behavioral10/memory/568-75-0x0000000000080000-0x00000000000A8000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1480 cmd.exe

pid	process
1480	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

ISSUES INVOICE E-4136 REV.1.exeISSUES INVOICE E-4136 REV.1.exeraserver.exe

description	pid	process	target process
PID 2028 set thread context of 1656	2028	ISSUES INVOICE E-4136 REV.1.exe	ISSUES INVOICE E-4136 REV.1.exe
PID 1656 set thread context of 1256	1656	ISSUES INVOICE E-4136 REV.1.exe	Explorer.EXE
PID 568 set thread context of 1256	568	raserver.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

ISSUES INVOICE E-4136 REV.1.exeraserver.exe

pid	process
1656	ISSUES INVOICE E-4136 REV.1.exe
1656	ISSUES INVOICE E-4136 REV.1.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe
568	raserver.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

ISSUES INVOICE E-4136 REV.1.exeraserver.exe

pid process

1656 ISSUES INVOICE E-4136 REV.1.exe
1656 ISSUES INVOICE E-4136 REV.1.exe
1656 ISSUES INVOICE E-4136 REV.1.exe
568 raserver.exe
568 raserver.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

ISSUES INVOICE E-4136 REV.1.exeraserver.exe

description pid process

Token: SeDebugPrivilege 1656 ISSUES INVOICE E-4136 REV.1.exe
Token: SeDebugPrivilege 568 raserver.exe
Suspicious use of FindShellTrayWindow 6 IoCs

Processes:

Explorer.EXE

pid process

1256 Explorer.EXE
1256 Explorer.EXE
1256 Explorer.EXE
1256 Explorer.EXE
1256 Explorer.EXE
1256 Explorer.EXE
Suspicious use of SendNotifyMessage 6 IoCs

Processes:

Explorer.EXE

pid process

1256 Explorer.EXE
1256 Explorer.EXE
1256 Explorer.EXE
1256 Explorer.EXE
1256 Explorer.EXE
1256 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	1656	ISSUES INVOICE E-4136 REV.1.exe
Token: SeDebugPrivilege	568	raserver.exe

pid	process
1256	Explorer.EXE
1256	Explorer.EXE
1256	Explorer.EXE
1256	Explorer.EXE
1256	Explorer.EXE
1256	Explorer.EXE

pid	process
1256	Explorer.EXE
1256	Explorer.EXE
1256	Explorer.EXE
1256	Explorer.EXE
1256	Explorer.EXE
1256	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

ISSUES INVOICE E-4136 REV.1.exeExplorer.EXEraserver.exe

description	pid	process	target process
PID 2028 wrote to memory of 1656	2028	ISSUES INVOICE E-4136 REV.1.exe	ISSUES INVOICE E-4136 REV.1.exe
PID 2028 wrote to memory of 1656	2028	ISSUES INVOICE E-4136 REV.1.exe	ISSUES INVOICE E-4136 REV.1.exe
PID 2028 wrote to memory of 1656	2028	ISSUES INVOICE E-4136 REV.1.exe	ISSUES INVOICE E-4136 REV.1.exe
PID 2028 wrote to memory of 1656	2028	ISSUES INVOICE E-4136 REV.1.exe	ISSUES INVOICE E-4136 REV.1.exe
PID 2028 wrote to memory of 1656	2028	ISSUES INVOICE E-4136 REV.1.exe	ISSUES INVOICE E-4136 REV.1.exe
PID 2028 wrote to memory of 1656	2028	ISSUES INVOICE E-4136 REV.1.exe	ISSUES INVOICE E-4136 REV.1.exe
PID 2028 wrote to memory of 1656	2028	ISSUES INVOICE E-4136 REV.1.exe	ISSUES INVOICE E-4136 REV.1.exe
PID 1256 wrote to memory of 568	1256	Explorer.EXE	raserver.exe
PID 1256 wrote to memory of 568	1256	Explorer.EXE	raserver.exe
PID 1256 wrote to memory of 568	1256	Explorer.EXE	raserver.exe
PID 1256 wrote to memory of 568	1256	Explorer.EXE	raserver.exe
PID 568 wrote to memory of 1480	568	raserver.exe	cmd.exe
PID 568 wrote to memory of 1480	568	raserver.exe	cmd.exe
PID 568 wrote to memory of 1480	568	raserver.exe	cmd.exe
PID 568 wrote to memory of 1480	568	raserver.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1256

C:\Users\Admin\AppData\Local\Temp\ISSUES INVOICE E-4136 REV.1.exe
"C:\Users\Admin\AppData\Local\Temp\ISSUES INVOICE E-4136 REV.1.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2028

C:\Users\Admin\AppData\Local\Temp\ISSUES INVOICE E-4136 REV.1.exe
"{path}"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1656

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
- Suspicious use of WriteProcessMemory
PID:568

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\ISSUES INVOICE E-4136 REV.1.exe"
3⤵
- Deletes itself
PID:1480

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/568-77-0x0000000000940000-0x00000000009CF000-memory.dmp

Filesize
572KB

Download
memory/568-76-0x0000000001F30000-0x0000000002233000-memory.dmp

Filesize
3.0MB

Download
memory/568-75-0x0000000000080000-0x00000000000A8000-memory.dmp

Filesize
160KB

Download
memory/568-74-0x0000000000B10000-0x0000000000B2C000-memory.dmp

Filesize
112KB

Download
memory/568-72-0x00000000765F1000-0x00000000765F3000-memory.dmp

Filesize
8KB

Download
memory/568-71-0x0000000000000000-mapping.dmp

Download
memory/1256-70-0x0000000005080000-0x0000000005152000-memory.dmp

Filesize
840KB

Download
memory/1256-78-0x0000000007030000-0x00000000071A2000-memory.dmp

Filesize
1.4MB

Download
memory/1480-73-0x0000000000000000-mapping.dmp

Download
memory/1656-68-0x00000000009E0000-0x0000000000CE3000-memory.dmp

Filesize
3.0MB

Download
memory/1656-69-0x0000000000160000-0x0000000000170000-memory.dmp

Filesize
64KB

Download
memory/1656-67-0x000000000041D040-mapping.dmp

Download
memory/1656-66-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2028-60-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/2028-65-0x0000000000620000-0x000000000066E000-memory.dmp

Filesize
312KB

Download
memory/2028-64-0x00000000057F0000-0x000000000588B000-memory.dmp

Filesize
620KB

Download
memory/2028-63-0x00000000003B0000-0x00000000003B2000-memory.dmp

Filesize
8KB

Download
memory/2028-62-0x0000000002210000-0x0000000002211000-memory.dmp

Filesize
4KB

Download