xloader | ff233af2187a5aee8d3911360eef243367c505348b896473cadb76e077d44646

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-10-2024 09:42

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General

Target

bnh.exe
Size

614KB
MD5

c2927f706f2fc5d37767de3f40c8671b
SHA1

457a0cbf5058152f04bcf018534646bbce2b5646
SHA256

1a55fa78a001127ab3e53317fc29487b57343034496594949610a78191156519
SHA512

5c37cba7f9dd2bde172daa6a61a4cd2d1395cb3dd5c8016becb13a5054908b003f416a37016f188d28db8d5e4db9199a0f9983cd52ee1a393d1a23ca75415539
SSDEEP

12288:xMz3Zg6g2zuXCzXDUO03kdwTYDHiwngDa2mYj:xM766g2qSzzRDLnD2m

Score

10^/10

xloader n066 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

n066

Decoy

elsegundonewhaven.com

miiways.com

tripledstones.com

innerworkshop.vision

kirkgun.com

vivabienrealty.com

estudiopedroleon.com

joannebuyproperty.com

top3wireless.com

kureex.com

theselfieplug.com

citymobileofficial.com

latestgrants.com

atomicstream.com

campingds.com

lesphere.com

kgeorgiades.com

nicktrigili.com

whds60w.com

nutricookinternational.com

Signatures

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

Xloader payload 1 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/3284-16-0x00000000003D0000-0x00000000003F8000-memory.dmp	xloader

Executes dropped EXE 1 IoCs

Processes:

AddInProcess32.exe

pid process

3284 AddInProcess32.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

bnh.exe

description pid process target process

PID 3320 set thread context of 3284 3320 bnh.exe AddInProcess32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4844 3284 WerFault.exe AddInProcess32.exe
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

bnh.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language bnh.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

bnh.exe

pid process

3320 bnh.exe
3320 bnh.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

bnh.exe

description pid process

Token: SeDebugPrivilege 3320 bnh.exe

pid	process
3284	AddInProcess32.exe

description	pid	process	target process
PID 3320 set thread context of 3284	3320	bnh.exe	AddInProcess32.exe

pid	pid_target	process	target process
4844	3284	WerFault.exe	AddInProcess32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bnh.exe

pid	process
3320	bnh.exe
3320	bnh.exe

description	pid	process
Token: SeDebugPrivilege	3320	bnh.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

bnh.exe

description	pid	process	target process
PID 3320 wrote to memory of 3284	3320	bnh.exe	AddInProcess32.exe
PID 3320 wrote to memory of 3284	3320	bnh.exe	AddInProcess32.exe
PID 3320 wrote to memory of 3284	3320	bnh.exe	AddInProcess32.exe
PID 3320 wrote to memory of 3284	3320	bnh.exe	AddInProcess32.exe
PID 3320 wrote to memory of 3284	3320	bnh.exe	AddInProcess32.exe
PID 3320 wrote to memory of 3284	3320	bnh.exe	AddInProcess32.exe

C:\Users\Admin\AppData\Local\Temp\bnh.exe
"C:\Users\Admin\AppData\Local\Temp\bnh.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3320
- C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe
  "C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe"
  2⤵
  - Executes dropped EXE
  PID:3284
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3284 -s 188
    3⤵
    - Program crash
    PID:4844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3284 -ip 3284
1⤵
PID:4376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\AddInProcess32.exe

Filesize
42KB

MD5
9827ff3cdf4b83f9c86354606736ca9c

SHA1
e73d73f42bb2a310f03eb1bcbb22be2b8eb7c723

SHA256
c1cf3dc8fa1c7fc00f88e07ad539979b3706ca8d69223cffd1d58bc8f521f63a

SHA512
8261828d55f3b5134c0aeb98311c04e20c5395d4347251746f3be0fb854f36cc7e118713cd00c9867537e6e47d5e71f2b2384fc00c67f0ae1b285b8310321579

Download Submit
memory/3284-16-0x00000000003D0000-0x00000000003F8000-memory.dmp

Filesize
160KB

Download
memory/3320-6-0x00000000061F0000-0x0000000006228000-memory.dmp

Filesize
224KB

Download
memory/3320-3-0x0000000004C50000-0x0000000004CE2000-memory.dmp

Filesize
584KB

Download
memory/3320-4-0x0000000004CF0000-0x0000000004D8C000-memory.dmp

Filesize
624KB

Download
memory/3320-5-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3320-0-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/3320-7-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3320-8-0x0000000074A7E000-0x0000000074A7F000-memory.dmp

Filesize
4KB

Download
memory/3320-9-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download
memory/3320-11-0x0000000002590000-0x00000000025A4000-memory.dmp

Filesize
80KB

Download
memory/3320-12-0x00000000025A0000-0x00000000025A6000-memory.dmp

Filesize
24KB

Download
memory/3320-2-0x0000000005200000-0x00000000057A4000-memory.dmp

Filesize
5.6MB

Download
memory/3320-1-0x0000000000250000-0x00000000002F0000-memory.dmp

Filesize
640KB

Download
memory/3320-19-0x0000000074A70000-0x0000000075220000-memory.dmp

Filesize
7.7MB

Download