xloader | eed781a42769761d30787cecd662c5b6ba70589724a456d09ae008e1bd68835f

General

Target

vbc new.exe
Size

375KB
MD5

1463a8e3cbd8b63c709495a91ff95506
SHA1

d9840f1e6c9e94f6ec2f55703e2dfdd49598f89c
SHA256

eed781a42769761d30787cecd662c5b6ba70589724a456d09ae008e1bd68835f
SHA512

924e9444779ac3e9be6196bd58f2cef4aae3f2230694fe1ad0777efe079c324b072a1e98f0bb1ca077f099739c21057f1fe53c3950384291116c742aade445a9

Score

10^/10

xloader euzn loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

euzn

C2

http://www.heser.net/euzn/

Decoy

235296tyc.com

gold12guide.art

baibuaherb.com

weberwines.tax

chezvitoria.com

aidenb.tech

pitchdeckservice.com

surgeryforfdf.xyz

workunvaccinated.com

hrtaro.com

yourotcs.com

sonimultispecialityclinic.com

consultantadvisors.com

pentesting-consulting.com

dantechs.digital

longshifa.online

taweilai.net

imyusuke.com

cashndashfinancial.com

fasiglimt.quest

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
behavioral1/memory/1656-63-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/1656-64-0x000000000041D420-mapping.dmp	xloader
behavioral1/memory/308-72-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

592 cmd.exe

pid	process
592	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

vbc new.exevbc new.execmmon32.exe

description	pid	process	target process
PID 1820 set thread context of 1656	1820	vbc new.exe	vbc new.exe
PID 1656 set thread context of 1212	1656	vbc new.exe	Explorer.EXE
PID 308 set thread context of 1212	308	cmmon32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

Processes:

vbc new.exevbc new.execmmon32.exe

pid	process
1820	vbc new.exe
1656	vbc new.exe
1656	vbc new.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe
308	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

vbc new.execmmon32.exe

pid process

1656 vbc new.exe
1656 vbc new.exe
1656 vbc new.exe
308 cmmon32.exe
308 cmmon32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

vbc new.exevbc new.execmmon32.exe

description pid process

Token: SeDebugPrivilege 1820 vbc new.exe
Token: SeDebugPrivilege 1656 vbc new.exe
Token: SeDebugPrivilege 308 cmmon32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE

pid	process
1656	vbc new.exe
1656	vbc new.exe
1656	vbc new.exe
308	cmmon32.exe
308	cmmon32.exe

description	pid	process
Token: SeDebugPrivilege	1820	vbc new.exe
Token: SeDebugPrivilege	1656	vbc new.exe
Token: SeDebugPrivilege	308	cmmon32.exe

pid	process
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

vbc new.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 1820 wrote to memory of 540	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 540	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 540	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 540	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 1656	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 1656	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 1656	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 1656	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 1656	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 1656	1820	vbc new.exe	vbc new.exe
PID 1820 wrote to memory of 1656	1820	vbc new.exe	vbc new.exe
PID 1212 wrote to memory of 308	1212	Explorer.EXE	cmmon32.exe
PID 1212 wrote to memory of 308	1212	Explorer.EXE	cmmon32.exe
PID 1212 wrote to memory of 308	1212	Explorer.EXE	cmmon32.exe
PID 1212 wrote to memory of 308	1212	Explorer.EXE	cmmon32.exe
PID 308 wrote to memory of 592	308	cmmon32.exe	cmd.exe
PID 308 wrote to memory of 592	308	cmmon32.exe	cmd.exe
PID 308 wrote to memory of 592	308	cmmon32.exe	cmd.exe
PID 308 wrote to memory of 592	308	cmmon32.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:1212

C:\Users\Admin\AppData\Local\Temp\vbc new.exe
"C:\Users\Admin\AppData\Local\Temp\vbc new.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1820

C:\Users\Admin\AppData\Local\Temp\vbc new.exe
"C:\Users\Admin\AppData\Local\Temp\vbc new.exe"
3⤵
PID:540

C:\Users\Admin\AppData\Local\Temp\vbc new.exe
"C:\Users\Admin\AppData\Local\Temp\vbc new.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1656

C:\Windows\SysWOW64\cmmon32.exe
"C:\Windows\SysWOW64\cmmon32.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:308

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\vbc new.exe"
3⤵
- Deletes itself
PID:592

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/308-74-0x0000000000310000-0x00000000003A0000-memory.dmp

Filesize
576KB

Download
memory/308-73-0x0000000002220000-0x0000000002523000-memory.dmp

Filesize
3.0MB

Download
memory/308-72-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/308-71-0x00000000003B0000-0x00000000003BD000-memory.dmp

Filesize
52KB

Download
memory/308-69-0x0000000000000000-mapping.dmp

Download
memory/592-70-0x0000000000000000-mapping.dmp

Download
memory/1212-68-0x0000000003CB0000-0x0000000003D5D000-memory.dmp

Filesize
692KB

Download
memory/1212-75-0x0000000009060000-0x00000000091E1000-memory.dmp

Filesize
1.5MB

Download
memory/1656-64-0x000000000041D420-mapping.dmp

Download
memory/1656-67-0x0000000000290000-0x00000000002A1000-memory.dmp

Filesize
68KB

Download
memory/1656-66-0x0000000000A50000-0x0000000000D53000-memory.dmp

Filesize
3.0MB

Download
memory/1656-63-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1656-62-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1656-61-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1820-55-0x00000000009E0000-0x00000000009E1000-memory.dmp

Filesize
4KB

Download
memory/1820-60-0x0000000004900000-0x000000000494A000-memory.dmp

Filesize
296KB

Download
memory/1820-59-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/1820-58-0x0000000004970000-0x0000000004971000-memory.dmp

Filesize
4KB

Download
memory/1820-57-0x00000000757E1000-0x00000000757E3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads