xloader | 42dacd96a068e6abe4d5a8ad49eb9ce09f81050257c2b75f08f3b1c43c7196d3

General

Target

DOC.exe
Size

480KB
MD5

66fc712a2dc1321fa0fc6bdf8bcd82a5
SHA1

7870ac22e3c8233430e0c5df62c72397f29e1294
SHA256

b092672d7f36d3deaab664c0a562b055f9cee3f247328e639aca58f025f979ca
SHA512

d0c101943eb61750234a838e1c5b2571996c64c5f0800272656d74e79dd60e9737e3c5326978ff6dacdd32bde71b88b46e0b4b9e87cde7e09f1246bb3667e7d7

Score

10^/10

xloader n58i loader rat

Malware Config

Extracted

Family

xloader

Version

2.4

Campaign

n58i

C2

http://www.nordicbatterybelt.net/n58i/

Decoy

southerncircumstance.com

mcsasco.com

ifbrick.com

societe-anonyme.net

bantank.xyz

dogecoin.beauty

aboutacoffee.com

babalandlordrealestate.com

tintgta.com

integrity.directory

parwnr.icu

poltishof.online

stayandstyle.com

ickjeame.xyz

currentmotors.ca

pond.fund

petrosterzis.com

deadbydaylightpoints.com

hotel-balzac.paris

focusmaintainance.com

Signatures

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

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
behavioral1/memory/2020-59-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2020-60-0x000000000041D470-mapping.dmp	xloader
behavioral1/memory/2040-68-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

DOC.exeRegSvcs.exeexplorer.exe

description	pid	process	target process
PID 1928 set thread context of 2020	1928	DOC.exe	RegSvcs.exe
PID 2020 set thread context of 1212	2020	RegSvcs.exe	Explorer.EXE
PID 2040 set thread context of 1212	2040	explorer.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

DOC.exeRegSvcs.exeexplorer.exe

pid	process
1928	DOC.exe
1928	DOC.exe
2020	RegSvcs.exe
2020	RegSvcs.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe
2040	explorer.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.exeexplorer.exe

pid process

2020 RegSvcs.exe
2020 RegSvcs.exe
2020 RegSvcs.exe
2040 explorer.exe
2040 explorer.exe

pid	process
2020	RegSvcs.exe
2020	RegSvcs.exe
2020	RegSvcs.exe
2040	explorer.exe
2040	explorer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

DOC.exeRegSvcs.exeexplorer.exeExplorer.EXE

description	pid	process
Token: SeDebugPrivilege	1928	DOC.exe
Token: SeDebugPrivilege	2020	RegSvcs.exe
Token: SeDebugPrivilege	2040	explorer.exe
Token: SeShutdownPrivilege	1212	Explorer.EXE

Suspicious use of FindShellTrayWindow 7 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
Suspicious use of SendNotifyMessage 6 IoCs

Processes:

Explorer.EXE

pid process

1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE
1212 Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

pid	process
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE
1212	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

DOC.exeExplorer.EXEexplorer.exe

description	pid	process	target process
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1928 wrote to memory of 2020	1928	DOC.exe	RegSvcs.exe
PID 1212 wrote to memory of 2040	1212	Explorer.EXE	explorer.exe
PID 1212 wrote to memory of 2040	1212	Explorer.EXE	explorer.exe
PID 1212 wrote to memory of 2040	1212	Explorer.EXE	explorer.exe
PID 1212 wrote to memory of 2040	1212	Explorer.EXE	explorer.exe
PID 2040 wrote to memory of 1924	2040	explorer.exe	cmd.exe
PID 2040 wrote to memory of 1924	2040	explorer.exe	cmd.exe
PID 2040 wrote to memory of 1924	2040	explorer.exe	cmd.exe
PID 2040 wrote to memory of 1924	2040	explorer.exe	cmd.exe

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

C:\Users\Admin\AppData\Local\Temp\DOC.exe
"C:\Users\Admin\AppData\Local\Temp\DOC.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1928

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2020

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1924

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1212-72-0x0000000004D40000-0x0000000004ECC000-memory.dmp

Filesize
1.5MB

Download
memory/1212-63-0x0000000004AD0000-0x0000000004BB2000-memory.dmp

Filesize
904KB

Download
memory/1924-70-0x0000000000000000-mapping.dmp

Download
memory/1928-53-0x0000000000CF0000-0x0000000000CF1000-memory.dmp

Filesize
4KB

Download
memory/1928-55-0x0000000004EA0000-0x0000000004EA1000-memory.dmp

Filesize
4KB

Download
memory/1928-56-0x0000000000590000-0x0000000000597000-memory.dmp

Filesize
28KB

Download
memory/1928-57-0x0000000005090000-0x00000000050F2000-memory.dmp

Filesize
392KB

Download
memory/1928-58-0x0000000000A80000-0x0000000000AAC000-memory.dmp

Filesize
176KB

Download
memory/2020-61-0x0000000000810000-0x0000000000B13000-memory.dmp

Filesize
3.0MB

Download
memory/2020-62-0x0000000000370000-0x0000000000381000-memory.dmp

Filesize
68KB

Download
memory/2020-60-0x000000000041D470-mapping.dmp

Download
memory/2020-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2040-64-0x0000000000000000-mapping.dmp

Download
memory/2040-65-0x0000000076421000-0x0000000076423000-memory.dmp

Filesize
8KB

Download
memory/2040-66-0x0000000075051000-0x0000000075053000-memory.dmp

Filesize
8KB

Download
memory/2040-68-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/2040-69-0x00000000024C0000-0x00000000027C3000-memory.dmp

Filesize
3.0MB

Download
memory/2040-67-0x0000000000A60000-0x0000000000CE1000-memory.dmp

Filesize
2.5MB

Download
memory/2040-71-0x0000000000990000-0x0000000000A20000-memory.dmp

Filesize
576KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads