xloader | b1dd2798d89f66d87e984ac3020a0ddc6741c6a845fa6df3d5e3a27ac08e791d

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
13-01-2025 04:39

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General

Target

D21349_R01.exe
Size

368KB
MD5

8257cfda4bcf7f729bb54f202c2fcbe8
SHA1

a92d8320d2c0b25bb519b4186c1cea1bf106c049
SHA256

b1dd2798d89f66d87e984ac3020a0ddc6741c6a845fa6df3d5e3a27ac08e791d
SHA512

9a6bf3c40d59ac40ef1d7b370dd12cf8ec207693bd3ffd85daf98aab6de7f24d13e0364558d511c31d1965adb024f04375a7ff0c4035a859ea2ce06c7a6721fe
SSDEEP

6144:h/DDAs9TKoUjNVl6tGrFWGDvtww8Yxw7YURz6t776Qgl/u0O0:h/MoUjNVl3rkGDvtww8Yxw7Yf7n0

Score

10^/10

xloader d0ce discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

d0ce

Decoy

spellfield.com

vanjmkt.com

exclusivedrone.store

happyworkdayacademy.com

motometics.com

mumkungiyim.com

alborosso.com

houstonafterparties.com

wilcoxserviceinc.com

proud2bblack.com

annikadaniel.love

elefantesenelcloset.com

cryptoisthedrug.com

kuroda-implant.com

instaladoresvilafranca.com

orthozayn.com

ebuyivermectin.com

centroserviziseclensrls.com

benefitcarolina.com

wkfdymfxmyckr.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/1688-1-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/1688-2-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/3408-7-0x0000000000330000-0x0000000000359000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1996 set thread context of 1688	1996	D21349_R01.exe	84
PID 1688 set thread context of 3476	1688	D21349_R01.exe	56
PID 3408 set thread context of 3476	3408	systray.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	D21349_R01.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	systray.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

pid	Process
1688	D21349_R01.exe
1688	D21349_R01.exe
1688	D21349_R01.exe
1688	D21349_R01.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe
3408	systray.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1688	D21349_R01.exe
1688	D21349_R01.exe
1688	D21349_R01.exe
3408	systray.exe
3408	systray.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1688	D21349_R01.exe
Token: SeDebugPrivilege	3408	systray.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1996	D21349_R01.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 1688	1996	D21349_R01.exe	84
PID 1996 wrote to memory of 1688	1996	D21349_R01.exe	84
PID 1996 wrote to memory of 1688	1996	D21349_R01.exe	84
PID 1996 wrote to memory of 1688	1996	D21349_R01.exe	84
PID 3476 wrote to memory of 3408	3476	Explorer.EXE	85
PID 3476 wrote to memory of 3408	3476	Explorer.EXE	85
PID 3476 wrote to memory of 3408	3476	Explorer.EXE	85
PID 3408 wrote to memory of 4300	3408	systray.exe	90
PID 3408 wrote to memory of 4300	3408	systray.exe	90
PID 3408 wrote to memory of 4300	3408	systray.exe	90

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3476
- C:\Users\Admin\AppData\Local\Temp\D21349_R01.exe
  "C:\Users\Admin\AppData\Local\Temp\D21349_R01.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Users\Admin\AppData\Local\Temp\D21349_R01.exe
    "C:\Users\Admin\AppData\Local\Temp\D21349_R01.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1688
- C:\Windows\SysWOW64\systray.exe
  "C:\Windows\SysWOW64\systray.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3408
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\D21349_R01.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4300

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

Replay Monitor

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Downloads

memory/1688-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1688-2-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1996-0-0x0000000000420000-0x0000000000429000-memory.dmp

Filesize
36KB

Download
memory/3408-5-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/3408-6-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/3408-7-0x0000000000330000-0x0000000000359000-memory.dmp

Filesize
164KB

Download
memory/3476-3-0x0000000007EF0000-0x0000000008062000-memory.dmp

Filesize
1.4MB

Download
memory/3476-8-0x0000000007EF0000-0x0000000008062000-memory.dmp

Filesize
1.4MB

Download
memory/3476-12-0x0000000002CF0000-0x0000000002DBA000-memory.dmp

Filesize
808KB

Download
memory/3476-13-0x0000000002CF0000-0x0000000002DBA000-memory.dmp

Filesize
808KB

Download
memory/3476-15-0x0000000002CF0000-0x0000000002DBA000-memory.dmp

Filesize
808KB

Download