xloader | de43df6bd459b56aec0cd86e0873cc0c5b556e08547e2b9ea79082c44d9b7220

General

Target

triage_dropped_file.exe
Size

941KB
MD5

538af9b3eb449aaf53eeaf6ecf3c4037
SHA1

edc27955b5d2388c7a2b792721941d2c270eac5a
SHA256

de43df6bd459b56aec0cd86e0873cc0c5b556e08547e2b9ea79082c44d9b7220
SHA512

a5eb2c410f8669bfb744158d459fe69221649d444394958774f2d91b7082c6537f798114ca51b395d7fe35db634cf41b86d6b7bb589ee17e0acd688bfea17ba3

Score

10^/10

xloader fpdi loader rat suricata

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

fpdi

C2

http://www.walletwriter.space/fpdi/

Decoy

jencio.com

b9jty7.com

banahinvestments.com

capitolfurniture.net

jlvip1086.com

pompeyocargo.com

designbyshubhi.info

elbauldepecas.com

bracelexx.online

advanceporbrx.xyz

ruihongco.com

wipemirecord.com

goodfoodsme.com

sommpick.com

rangilugujarat.com

realestate5g.com

spunkdlashes.com

palisadestahoehousing.com

brandingsocal.com

privatejetsboston.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
behavioral1/memory/856-58-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/856-59-0x000000000041D460-mapping.dmp	xloader
behavioral1/memory/460-66-0x0000000000070000-0x0000000000099000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

792 cmd.exe

pid	process
792	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

triage_dropped_file.exetriage_dropped_file.execscript.exe

description	pid	process	target process
PID 1540 set thread context of 856	1540	triage_dropped_file.exe	triage_dropped_file.exe
PID 856 set thread context of 1212	856	triage_dropped_file.exe	Explorer.EXE
PID 460 set thread context of 1212	460	cscript.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 30 IoCs

Processes:

triage_dropped_file.execscript.exe

pid	process
856	triage_dropped_file.exe
856	triage_dropped_file.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe
460	cscript.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

triage_dropped_file.execscript.exe

pid process

856 triage_dropped_file.exe
856 triage_dropped_file.exe
856 triage_dropped_file.exe
460 cscript.exe
460 cscript.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

triage_dropped_file.execscript.exe

description pid process

Token: SeDebugPrivilege 856 triage_dropped_file.exe
Token: SeDebugPrivilege 460 cscript.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
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

triage_dropped_file.exe

pid process

1540 triage_dropped_file.exe

pid	process
1212	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	856	triage_dropped_file.exe
Token: SeDebugPrivilege	460	cscript.exe

pid	process
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1540	triage_dropped_file.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

triage_dropped_file.exeExplorer.EXEcscript.exe

description	pid	process	target process
PID 1540 wrote to memory of 856	1540	triage_dropped_file.exe	triage_dropped_file.exe
PID 1540 wrote to memory of 856	1540	triage_dropped_file.exe	triage_dropped_file.exe
PID 1540 wrote to memory of 856	1540	triage_dropped_file.exe	triage_dropped_file.exe
PID 1540 wrote to memory of 856	1540	triage_dropped_file.exe	triage_dropped_file.exe
PID 1540 wrote to memory of 856	1540	triage_dropped_file.exe	triage_dropped_file.exe
PID 1540 wrote to memory of 856	1540	triage_dropped_file.exe	triage_dropped_file.exe
PID 1540 wrote to memory of 856	1540	triage_dropped_file.exe	triage_dropped_file.exe
PID 1212 wrote to memory of 460	1212	Explorer.EXE	cscript.exe
PID 1212 wrote to memory of 460	1212	Explorer.EXE	cscript.exe
PID 1212 wrote to memory of 460	1212	Explorer.EXE	cscript.exe
PID 1212 wrote to memory of 460	1212	Explorer.EXE	cscript.exe
PID 460 wrote to memory of 792	460	cscript.exe	cmd.exe
PID 460 wrote to memory of 792	460	cscript.exe	cmd.exe
PID 460 wrote to memory of 792	460	cscript.exe	cmd.exe
PID 460 wrote to memory of 792	460	cscript.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1212

C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.exe
"C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1540

C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.exe
"C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:856

C:\Windows\SysWOW64\cscript.exe
"C:\Windows\SysWOW64\cscript.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:460

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\triage_dropped_file.exe"
3⤵
- Deletes itself
PID:792

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/460-64-0x0000000000000000-mapping.dmp

Download
memory/460-69-0x0000000002010000-0x00000000020A0000-memory.dmp

Filesize
576KB

Download
memory/460-68-0x00000000020A0000-0x00000000023A3000-memory.dmp

Filesize
3.0MB

Download
memory/460-66-0x0000000000070000-0x0000000000099000-memory.dmp

Filesize
164KB

Download
memory/460-65-0x0000000000AE0000-0x0000000000B02000-memory.dmp

Filesize
136KB

Download
memory/792-67-0x0000000000000000-mapping.dmp

Download
memory/856-58-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/856-62-0x00000000002C0000-0x00000000002D1000-memory.dmp

Filesize
68KB

Download
memory/856-60-0x0000000000700000-0x0000000000A03000-memory.dmp

Filesize
3.0MB

Download
memory/856-59-0x000000000041D460-mapping.dmp

Download
memory/856-57-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/856-56-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1212-63-0x0000000006DD0000-0x0000000006F08000-memory.dmp

Filesize
1.2MB

Download
memory/1212-70-0x0000000003F20000-0x0000000003FDE000-memory.dmp

Filesize
760KB

Download
memory/1540-54-0x0000000000220000-0x0000000000226000-memory.dmp

Filesize
24KB

Download
memory/1540-55-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads