xloader | 42dacd96a068e6abe4d5a8ad49eb9ce09f81050257c2b75f08f3b1c43c7196d3

General

Target

DOC.exe
Size

480KB
MD5

66fc712a2dc1321fa0fc6bdf8bcd82a5
SHA1

7870ac22e3c8233430e0c5df62c72397f29e1294
SHA256

b092672d7f36d3deaab664c0a562b055f9cee3f247328e639aca58f025f979ca
SHA512

d0c101943eb61750234a838e1c5b2571996c64c5f0800272656d74e79dd60e9737e3c5326978ff6dacdd32bde71b88b46e0b4b9e87cde7e09f1246bb3667e7d7

Score

10^/10

xloader n58i loader rat suricata

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
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/568-59-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/568-60-0x000000000041D470-mapping.dmp	xloader
behavioral1/memory/1232-66-0x00000000000D0000-0x00000000000F9000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

Processes:

DOC.exeRegSvcs.execmmon32.exe

description	pid	process	target process
PID 892 set thread context of 568	892	DOC.exe	RegSvcs.exe
PID 568 set thread context of 1248	568	RegSvcs.exe	Explorer.EXE
PID 1232 set thread context of 1248	1232	cmmon32.exe	Explorer.EXE

Suspicious behavior: EnumeratesProcesses 24 IoCs

Processes:

DOC.exeRegSvcs.execmmon32.exe

pid	process
892	DOC.exe
892	DOC.exe
568	RegSvcs.exe
568	RegSvcs.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe
1232	cmmon32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

RegSvcs.execmmon32.exe

pid process

568 RegSvcs.exe
568 RegSvcs.exe
568 RegSvcs.exe
1232 cmmon32.exe
1232 cmmon32.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

DOC.exeRegSvcs.execmmon32.exe

description pid process

Token: SeDebugPrivilege 892 DOC.exe
Token: SeDebugPrivilege 568 RegSvcs.exe
Token: SeDebugPrivilege 1232 cmmon32.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1248 Explorer.EXE
1248 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1248 Explorer.EXE
1248 Explorer.EXE

pid	process
568	RegSvcs.exe
568	RegSvcs.exe
568	RegSvcs.exe
1232	cmmon32.exe
1232	cmmon32.exe

description	pid	process
Token: SeDebugPrivilege	892	DOC.exe
Token: SeDebugPrivilege	568	RegSvcs.exe
Token: SeDebugPrivilege	1232	cmmon32.exe

pid	process
1248	Explorer.EXE
1248	Explorer.EXE

pid	process
1248	Explorer.EXE
1248	Explorer.EXE

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

DOC.exeExplorer.EXEcmmon32.exe

description	pid	process	target process
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 892 wrote to memory of 568	892	DOC.exe	RegSvcs.exe
PID 1248 wrote to memory of 1232	1248	Explorer.EXE	cmmon32.exe
PID 1248 wrote to memory of 1232	1248	Explorer.EXE	cmmon32.exe
PID 1248 wrote to memory of 1232	1248	Explorer.EXE	cmmon32.exe
PID 1248 wrote to memory of 1232	1248	Explorer.EXE	cmmon32.exe
PID 1232 wrote to memory of 1340	1232	cmmon32.exe	cmd.exe
PID 1232 wrote to memory of 1340	1232	cmmon32.exe	cmd.exe
PID 1232 wrote to memory of 1340	1232	cmmon32.exe	cmd.exe
PID 1232 wrote to memory of 1340	1232	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:1248

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:892

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:568

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:1232

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
3⤵
PID:1340

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/568-59-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/568-62-0x0000000000130000-0x0000000000141000-memory.dmp

Filesize
68KB

Download
memory/568-61-0x0000000000890000-0x0000000000B93000-memory.dmp

Filesize
3.0MB

Download
memory/568-60-0x000000000041D470-mapping.dmp

Download
memory/892-58-0x0000000000560000-0x000000000058C000-memory.dmp

Filesize
176KB

Download
memory/892-53-0x0000000001090000-0x0000000001091000-memory.dmp

Filesize
4KB

Download
memory/892-57-0x0000000005CA0000-0x0000000005D02000-memory.dmp

Filesize
392KB

Download
memory/892-56-0x0000000000240000-0x0000000000247000-memory.dmp

Filesize
28KB

Download
memory/892-55-0x0000000004D40000-0x0000000004D41000-memory.dmp

Filesize
4KB

Download
memory/1232-66-0x00000000000D0000-0x00000000000F9000-memory.dmp

Filesize
164KB

Download
memory/1232-64-0x0000000000000000-mapping.dmp

Download
memory/1232-65-0x0000000000C80000-0x0000000000C8D000-memory.dmp

Filesize
52KB

Download
memory/1232-68-0x0000000002090000-0x0000000002393000-memory.dmp

Filesize
3.0MB

Download
memory/1232-69-0x00000000008C0000-0x0000000000950000-memory.dmp

Filesize
576KB

Download
memory/1232-71-0x0000000075EC1000-0x0000000075EC3000-memory.dmp

Filesize
8KB

Download
memory/1248-63-0x0000000004AD0000-0x0000000004C24000-memory.dmp

Filesize
1.3MB

Download
memory/1248-70-0x0000000003E00000-0x0000000003EE6000-memory.dmp

Filesize
920KB

Download
memory/1340-67-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads