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/3708-124-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/3708-125-0x000000000041D450-mapping.dmp	xloader
behavioral2/memory/2900-133-0x0000000002BC0000-0x0000000002BE9000-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.exewlanext.exe

description	pid	process	target process
PID 2856 set thread context of 3708	2856	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 3708 set thread context of 3040	3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	Explorer.EXE
PID 2900 set thread context of 3040	2900	wlanext.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 48 IoCs

Processes:

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

pid	process
3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe
2900	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3040 Explorer.EXE

pid	process
3040	Explorer.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

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

pid	process
3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
2900	wlanext.exe
2900	wlanext.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

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

description pid process

Token: SeDebugPrivilege 3708 New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
Token: SeDebugPrivilege 2900 wlanext.exe

description	pid	process
Token: SeDebugPrivilege	3708	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
Token: SeDebugPrivilege	2900	wlanext.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

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

description	pid	process	target process
PID 2856 wrote to memory of 3708	2856	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2856 wrote to memory of 3708	2856	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2856 wrote to memory of 3708	2856	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2856 wrote to memory of 3708	2856	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2856 wrote to memory of 3708	2856	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 2856 wrote to memory of 3708	2856	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe	New Offer to Thalassa Imports nv-sa._200317.xlsx.exe
PID 3040 wrote to memory of 2900	3040	Explorer.EXE	wlanext.exe
PID 3040 wrote to memory of 2900	3040	Explorer.EXE	wlanext.exe
PID 3040 wrote to memory of 2900	3040	Explorer.EXE	wlanext.exe
PID 2900 wrote to memory of 1908	2900	wlanext.exe	cmd.exe
PID 2900 wrote to memory of 1908	2900	wlanext.exe	cmd.exe
PID 2900 wrote to memory of 1908	2900	wlanext.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3040

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:2856

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:3708

C:\Windows\SysWOW64\wlanext.exe
"C:\Windows\SysWOW64\wlanext.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2900

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:1908

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1908-131-0x0000000000000000-mapping.dmp

Download
memory/2856-117-0x00000000057B0000-0x00000000057B1000-memory.dmp

Filesize
4KB

Download
memory/2856-118-0x0000000005350000-0x0000000005351000-memory.dmp

Filesize
4KB

Download
memory/2856-119-0x0000000005320000-0x0000000005321000-memory.dmp

Filesize
4KB

Download
memory/2856-120-0x00000000052B0000-0x00000000057AE000-memory.dmp

Filesize
5.0MB

Download
memory/2856-121-0x0000000005730000-0x0000000005737000-memory.dmp

Filesize
28KB

Download
memory/2856-122-0x0000000007710000-0x0000000007711000-memory.dmp

Filesize
4KB

Download
memory/2856-123-0x00000000070C0000-0x000000000710C000-memory.dmp

Filesize
304KB

Download
memory/2856-115-0x0000000000A30000-0x0000000000A31000-memory.dmp

Filesize
4KB

Download
memory/2900-133-0x0000000002BC0000-0x0000000002BE9000-memory.dmp

Filesize
164KB

Download
memory/2900-130-0x0000000000000000-mapping.dmp

Download
memory/2900-134-0x0000000002E00000-0x0000000002EAE000-memory.dmp

Filesize
696KB

Download
memory/2900-132-0x00000000002D0000-0x00000000002E7000-memory.dmp

Filesize
92KB

Download
memory/2900-135-0x00000000032B0000-0x0000000003340000-memory.dmp

Filesize
576KB

Download
memory/3040-129-0x0000000002AC0000-0x0000000002B7E000-memory.dmp

Filesize
760KB

Download
memory/3040-136-0x0000000006920000-0x0000000006A7C000-memory.dmp

Filesize
1.4MB

Download
memory/3708-128-0x0000000001300000-0x000000000144A000-memory.dmp

Filesize
1.3MB

Download
memory/3708-127-0x00000000018E0000-0x0000000001C00000-memory.dmp

Filesize
3.1MB

Download
memory/3708-125-0x000000000041D450-mapping.dmp

Download
memory/3708-124-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads