xloader | 881100c6150cdd242daa1eddaf33aaa6069cf22fa401d02a51f5994be17c49c3

General

Target

New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
Size

597KB
MD5

25f5c52cdda04e1e029d2326e29ca8d5
SHA1

f166d6adfd2c7e369948252546d2113a7ee07224
SHA256

881100c6150cdd242daa1eddaf33aaa6069cf22fa401d02a51f5994be17c49c3
SHA512

a0b43ad104de5701c299db0763494fed609b282eadf03fd6b20aa02910197129fa2511f42ba0cca1ea90cf9f93d1e893697c96972356c4601b4fb34422f71a1d

Score

10^/10

xloader pufi loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

pufi

C2

http://www.homestechs.com/pufi/

Decoy

fusiongroupgames.net

hugevari.com

rebeccagriffiths.com

trocaoferta.com

theslashapp.com

codezonesoftware.xyz

sottocommunications.com

minicreators.online

course2millions.com

hfm5n1dhkjqwpe.xyz

xlab-ub.com

silvanaribeirocake.com

thefabinteriordesign.com

mg-leadership.com

petbort.com

ndust.net

203040302.xyz

jakital.com

shophuunghia.info

rednacionaldejuecesrd.net

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/1012-124-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1012-125-0x000000000041D450-mapping.dmp	xloader
behavioral2/memory/1016-133-0x0000000000F70000-0x0000000000F99000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

New Offer to Thalassa Imports nv-sa._200317.xlsx.exeNew Offer to Thalassa Imports nv-sa._200317.xlsx.exemsdt.exe

description	pid	process	target process
PID 2716 set thread context of 1012	2716	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 1012 set thread context of 3020	1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	Explorer.EXE
PID 1016 set thread context of 3020	1016	msdt.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 42 IoCs

Processes:

New Offer to Thalassa Imports nv-sa._200317.xlsx.exemsdt.exe

pid	process
1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe
1016	msdt.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

New Offer to Thalassa Imports nv-sa._200317.xlsx.exemsdt.exe

pid	process
1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
1016	msdt.exe
1016	msdt.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

New Offer to Thalassa Imports nv-sa._200317.xlsx.exemsdt.exe

description pid process

Token: SeDebugPrivilege 1012 New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
Token: SeDebugPrivilege 1016 msdt.exe

description	pid	process
Token: SeDebugPrivilege	1012	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
Token: SeDebugPrivilege	1016	msdt.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

New Offer to Thalassa Imports nv-sa._200317.xlsx.exeExplorer.EXEmsdt.exe

description	pid	process	target process
PID 2716 wrote to memory of 1012	2716	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2716 wrote to memory of 1012	2716	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2716 wrote to memory of 1012	2716	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2716 wrote to memory of 1012	2716	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2716 wrote to memory of 1012	2716	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2716 wrote to memory of 1012	2716	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 3020 wrote to memory of 1016	3020	Explorer.EXE	msdt.exe
PID 3020 wrote to memory of 1016	3020	Explorer.EXE	msdt.exe
PID 3020 wrote to memory of 1016	3020	Explorer.EXE	msdt.exe
PID 1016 wrote to memory of 1100	1016	msdt.exe	cmd.exe
PID 1016 wrote to memory of 1100	1016	msdt.exe	cmd.exe
PID 1016 wrote to memory of 1100	1016	msdt.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3020

C:\Users\Admin\AppData\Local\Temp\New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
"C:\Users\Admin\AppData\Local\Temp\New Offer to Thalassa Imports nv-sa._200317.xlsx.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2716

C:\Users\Admin\AppData\Local\Temp\New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
"C:\Users\Admin\AppData\Local\Temp\New Offer to Thalassa Imports nv-sa._200317.xlsx.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1012

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:1016

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\New Offer to Thalassa Imports nv-sa._200317.xlsx.exe"
3⤵
PID:1100

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1012-124-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1012-128-0x0000000001150000-0x0000000001161000-memory.dmp

Filesize
68KB

Download
memory/1012-126-0x0000000001430000-0x0000000001750000-memory.dmp

Filesize
3.1MB

Download
memory/1012-125-0x000000000041D450-mapping.dmp

Download
memory/1016-133-0x0000000000F70000-0x0000000000F99000-memory.dmp

Filesize
164KB

Download
memory/1016-130-0x0000000000000000-mapping.dmp

Download
memory/1016-135-0x0000000005210000-0x00000000052A0000-memory.dmp

Filesize
576KB

Download
memory/1016-134-0x00000000053C0000-0x00000000056E0000-memory.dmp

Filesize
3.1MB

Download
memory/1016-132-0x00000000010B0000-0x0000000001223000-memory.dmp

Filesize
1.4MB

Download
memory/1100-131-0x0000000000000000-mapping.dmp

Download
memory/2716-120-0x0000000004B30000-0x0000000004B31000-memory.dmp

Filesize
4KB

Download
memory/2716-117-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/2716-118-0x00000000049B0000-0x00000000049B1000-memory.dmp

Filesize
4KB

Download
memory/2716-119-0x00000000049B0000-0x0000000004EAE000-memory.dmp

Filesize
5.0MB

Download
memory/2716-115-0x00000000000E0000-0x00000000000E1000-memory.dmp

Filesize
4KB

Download
memory/2716-121-0x0000000004C30000-0x0000000004C37000-memory.dmp

Filesize
28KB

Download
memory/2716-123-0x00000000070E0000-0x000000000712C000-memory.dmp

Filesize
304KB

Download
memory/2716-122-0x0000000007130000-0x0000000007131000-memory.dmp

Filesize
4KB

Download
memory/3020-129-0x0000000002710000-0x00000000027ED000-memory.dmp

Filesize
884KB

Download
memory/3020-136-0x0000000004F60000-0x00000000050CF000-memory.dmp

Filesize
1.4MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads