xloader | 735f5380f09fcef1e71401fb89987dd7186c1322b9b5a91f36a4839265f8fab0

General

Target

arrival notice.exe
Size

762KB
MD5

4196c697fa8a52ecddad63bf5ac9e8f9
SHA1

1179a7916f59fa2d88829a56f3f045e1cf32c418
SHA256

cfdb27a9ff39bd1aa5a0a43fe6e272c269a311f5748d8a13b2e705f7d66f16bd
SHA512

8c78d2a8276fd10c118732b194865fcd40615beb8ad47459e0ce5c67097d57d66c5764c0eaf8ebdbb7591b3ff03c26f0aa90d7dd7484b8f4709c9a79c607d5a0

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/1904-66-0x000000000041D470-mapping.dmp	xloader
behavioral1/memory/1904-65-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/992-72-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1032 cmd.exe

pid	process
1032	cmd.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

arrival notice.exearrival notice.exeNETSTAT.EXE

description	pid	process	target process
PID 1472 set thread context of 1904	1472	arrival notice.exe	arrival notice.exe
PID 1904 set thread context of 1200	1904	arrival notice.exe	Explorer.EXE
PID 992 set thread context of 1200	992	NETSTAT.EXE	Explorer.EXE

Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.

System Information Discovery
T1082

Command-Line Interface
T1059

Processes:

NETSTAT.EXE

pid process

992 NETSTAT.EXE

pid	process
992	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 25 IoCs

Processes:

arrival notice.exearrival notice.exeNETSTAT.EXE

pid	process
1472	arrival notice.exe
1472	arrival notice.exe
1472	arrival notice.exe
1472	arrival notice.exe
1904	arrival notice.exe
1904	arrival notice.exe
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE
992	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

arrival notice.exeNETSTAT.EXE

pid process

1904 arrival notice.exe
1904 arrival notice.exe
1904 arrival notice.exe
992 NETSTAT.EXE
992 NETSTAT.EXE
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

arrival notice.exearrival notice.exeNETSTAT.EXE

description pid process

Token: SeDebugPrivilege 1472 arrival notice.exe
Token: SeDebugPrivilege 1904 arrival notice.exe
Token: SeDebugPrivilege 992 NETSTAT.EXE

pid	process
1904	arrival notice.exe
1904	arrival notice.exe
1904	arrival notice.exe
992	NETSTAT.EXE
992	NETSTAT.EXE

description	pid	process
Token: SeDebugPrivilege	1472	arrival notice.exe
Token: SeDebugPrivilege	1904	arrival notice.exe
Token: SeDebugPrivilege	992	NETSTAT.EXE

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

arrival notice.exeExplorer.EXENETSTAT.EXE

description	pid	process	target process
PID 1472 wrote to memory of 1692	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1692	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1692	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1692	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1904	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1904	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1904	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1904	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1904	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1904	1472	arrival notice.exe	arrival notice.exe
PID 1472 wrote to memory of 1904	1472	arrival notice.exe	arrival notice.exe
PID 1200 wrote to memory of 992	1200	Explorer.EXE	NETSTAT.EXE
PID 1200 wrote to memory of 992	1200	Explorer.EXE	NETSTAT.EXE
PID 1200 wrote to memory of 992	1200	Explorer.EXE	NETSTAT.EXE
PID 1200 wrote to memory of 992	1200	Explorer.EXE	NETSTAT.EXE
PID 992 wrote to memory of 1032	992	NETSTAT.EXE	cmd.exe
PID 992 wrote to memory of 1032	992	NETSTAT.EXE	cmd.exe
PID 992 wrote to memory of 1032	992	NETSTAT.EXE	cmd.exe
PID 992 wrote to memory of 1032	992	NETSTAT.EXE	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1200

C:\Users\Admin\AppData\Local\Temp\arrival notice.exe
"C:\Users\Admin\AppData\Local\Temp\arrival notice.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1472

C:\Users\Admin\AppData\Local\Temp\arrival notice.exe
"C:\Users\Admin\AppData\Local\Temp\arrival notice.exe"
3⤵
PID:1692

C:\Users\Admin\AppData\Local\Temp\arrival notice.exe
"C:\Users\Admin\AppData\Local\Temp\arrival notice.exe"
3⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:1904

C:\Windows\SysWOW64\NETSTAT.EXE
"C:\Windows\SysWOW64\NETSTAT.EXE"
2⤵
- Suspicious use of SetThreadContext
- Gathers network information
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:992

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\arrival notice.exe"
3⤵
- Deletes itself
PID:1032

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/992-75-0x0000000001FF0000-0x0000000002080000-memory.dmp

Filesize
576KB

Download
memory/992-73-0x0000000002390000-0x0000000002693000-memory.dmp

Filesize
3.0MB

Download
memory/992-72-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/992-71-0x0000000000B50000-0x0000000000B59000-memory.dmp

Filesize
36KB

Download
memory/992-70-0x0000000000000000-mapping.dmp

Download
memory/1032-74-0x0000000000000000-mapping.dmp

Download
memory/1200-69-0x00000000044D0000-0x0000000004589000-memory.dmp

Filesize
740KB

Download
memory/1200-76-0x0000000004B20000-0x0000000004BDF000-memory.dmp

Filesize
764KB

Download
memory/1472-64-0x00000000009E0000-0x0000000000A0B000-memory.dmp

Filesize
172KB

Download
memory/1472-59-0x00000000011F0000-0x00000000011F1000-memory.dmp

Filesize
4KB

Download
memory/1472-63-0x0000000004AF0000-0x0000000004B51000-memory.dmp

Filesize
388KB

Download
memory/1472-62-0x0000000000390000-0x0000000000397000-memory.dmp

Filesize
28KB

Download
memory/1472-61-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

Filesize
4KB

Download
memory/1904-68-0x0000000000140000-0x0000000000151000-memory.dmp

Filesize
68KB

Download
memory/1904-67-0x0000000000AE0000-0x0000000000DE3000-memory.dmp

Filesize
3.0MB

Download
memory/1904-65-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1904-66-0x000000000041D470-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads