xloader | 13af3ad92eb86c2c95c816ac526b97c78e0aaed46535c61bf363d768bb2cb0c9

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2024 20:05

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General

Target

19979.exe
Size

630KB
MD5

1c41d0198adc92df0a83e60c27c76c78
SHA1

689aa46c42c440b86e7a11a18bca0c4c6afd9c0e
SHA256

6ff40b2ed84520e3135881c7a31a49f2a0952e1ed7a9739527b1619bcb6ec8f8
SHA512

f2e562a2d7f916587f5ac71efe34ad431ae45632080d7e9f3cd3108f7b5afd23fb473b3bda3577eaa4b0570c4a8969c124398da0997a6a04597c3396137924c5
SSDEEP

12288:xnZHHEPo3PUuUSc6AdkuqV3wuEW2ypRxRWj:xZnEPonoawe2yVRS

Score

10^/10

xloader nd04 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

nd04

Decoy

picsedits.com

ceinpsico.com

151motors.com

rollingstrollers.com

yonghengwenhua.store

thesortinghouse3j.com

piboise.com

xgdfjm.com

icloud-verify.com

exeterloftrefurbishments.com

kascae.biz

mujeresimparablesterramar.com

samsungcorporate.com

journee2sobriety.com

quanqiu00000.com

gigharborapartment.com

spacdesignerhomes.online

alcantaraleiloes.com

gibbsrecordingco.com

aftermarketbiz.com

Signatures

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

Xloader payload 3 IoCs

rat

resource	yara_rule
behavioral2/memory/2360-13-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/2360-18-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/5080-23-0x0000000000D70000-0x0000000000D99000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4204 set thread context of 2360	4204	19979.exe	91
PID 2360 set thread context of 3444	2360	19979.exe	56
PID 5080 set thread context of 3444	5080	ipconfig.exe	56

System Location Discovery: System Language Discovery 1 TTPs 3 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	19979.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
5080	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2360	19979.exe
2360	19979.exe
2360	19979.exe
2360	19979.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe
5080	ipconfig.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2360	19979.exe
2360	19979.exe
2360	19979.exe
5080	ipconfig.exe
5080	ipconfig.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2360	19979.exe
Token: SeDebugPrivilege	5080	ipconfig.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4204 wrote to memory of 2360	4204	19979.exe	91
PID 4204 wrote to memory of 2360	4204	19979.exe	91
PID 4204 wrote to memory of 2360	4204	19979.exe	91
PID 4204 wrote to memory of 2360	4204	19979.exe	91
PID 4204 wrote to memory of 2360	4204	19979.exe	91
PID 4204 wrote to memory of 2360	4204	19979.exe	91
PID 3444 wrote to memory of 5080	3444	Explorer.EXE	92
PID 3444 wrote to memory of 5080	3444	Explorer.EXE	92
PID 3444 wrote to memory of 5080	3444	Explorer.EXE	92
PID 5080 wrote to memory of 1360	5080	ipconfig.exe	93
PID 5080 wrote to memory of 1360	5080	ipconfig.exe	93
PID 5080 wrote to memory of 1360	5080	ipconfig.exe	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3444
- C:\Users\Admin\AppData\Local\Temp\19979.exe
  "C:\Users\Admin\AppData\Local\Temp\19979.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4204
- - C:\Users\Admin\AppData\Local\Temp\19979.exe
    "C:\Users\Admin\AppData\Local\Temp\19979.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2360
- C:\Windows\SysWOW64\ipconfig.exe
  "C:\Windows\SysWOW64\ipconfig.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Gathers network information
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5080
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\19979.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1360

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2360-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2360-19-0x0000000001320000-0x0000000001331000-memory.dmp

Filesize
68KB

Download
memory/2360-16-0x0000000001390000-0x00000000016DA000-memory.dmp

Filesize
3.3MB

Download
memory/3444-29-0x0000000009070000-0x00000000091F4000-memory.dmp

Filesize
1.5MB

Download
memory/3444-28-0x0000000009070000-0x00000000091F4000-memory.dmp

Filesize
1.5MB

Download
memory/3444-24-0x0000000008ED0000-0x0000000009068000-memory.dmp

Filesize
1.6MB

Download
memory/3444-20-0x0000000008ED0000-0x0000000009068000-memory.dmp

Filesize
1.6MB

Download
memory/4204-6-0x0000000005550000-0x000000000555A000-memory.dmp

Filesize
40KB

Download
memory/4204-5-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/4204-10-0x0000000007080000-0x00000000070F2000-memory.dmp

Filesize
456KB

Download
memory/4204-11-0x00000000072A0000-0x0000000007306000-memory.dmp

Filesize
408KB

Download
memory/4204-12-0x0000000007230000-0x0000000007260000-memory.dmp

Filesize
192KB

Download
memory/4204-8-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

Filesize
4KB

Download
memory/4204-15-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/4204-7-0x0000000005930000-0x000000000593A000-memory.dmp

Filesize
40KB

Download
memory/4204-0-0x0000000074CCE000-0x0000000074CCF000-memory.dmp

Filesize
4KB

Download
memory/4204-9-0x0000000074CC0000-0x0000000075470000-memory.dmp

Filesize
7.7MB

Download
memory/4204-4-0x0000000005610000-0x00000000056AC000-memory.dmp

Filesize
624KB

Download
memory/4204-1-0x0000000000AC0000-0x0000000000B64000-memory.dmp

Filesize
656KB

Download
memory/4204-2-0x0000000005A80000-0x0000000006024000-memory.dmp

Filesize
5.6MB

Download
memory/4204-3-0x0000000005570000-0x0000000005602000-memory.dmp

Filesize
584KB

Download
memory/5080-23-0x0000000000D70000-0x0000000000D99000-memory.dmp

Filesize
164KB

Download
memory/5080-22-0x0000000000540000-0x000000000054B000-memory.dmp

Filesize
44KB

Download
memory/5080-21-0x0000000000540000-0x000000000054B000-memory.dmp

Filesize
44KB

Download