xloader | ded8c07fb7142ba39946dd3aaac2ec104a19cd919f4e7a7eda7781db6e3816ee

General

Target

$PLUGINSDIR/pqcs.dll
Size

33KB
MD5

f2828be237823a888b96c7d265c0ec05
SHA1

bf3b7ee29a6ff865fd6c17fd449cca42e4c6bc74
SHA256

61591ac877c329a2b715066f957ea19c164bc78c1ffaf59c769462a689f3b139
SHA512

2b94e24a27f47cac7494cc9a876e7f27a0f9a53b1a2be5e9f46efa94abd29287edae2de1784e387f28483dad99d7af12ac61e0fe450e1b00a1c5c1cdf32185c5
SSDEEP

768:Z7FNffi2WH97ke2WdXUsx6wvemtm3XEnQO1:Znf/Wd43WdXJjemyXEQO1

Score

10^/10

xloader e8ia discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

e8ia

Decoy

le-hameau-enchanteur.com

quantumsystem-au.club

engravedeeply.com

yesrecompensas.lat

cavallitowerofficials.com

800seaspray.com

skifun-jetski.com

thouartafoot.com

nft2dollar.com

petrestore.online

cjcutthecord2.com

tippimccullough.com

gadget198.xyz

djmiriam.com

bitbasepay.com

cukierniawz.com

mcclureic.xyz

inthekitchenshakinandbakin.com

busy-clicks.com

melaniemorris.online

Signatures

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

Xloader payload 4 IoCs

rat

resource	yara_rule
behavioral3/memory/2668-1-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral3/memory/2668-4-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral3/memory/2668-9-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral3/memory/2880-15-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 2648 set thread context of 2668	2648	rundll32.exe	31
PID 2668 set thread context of 1216	2668	rundll32.exe	21
PID 2668 set thread context of 1216	2668	rundll32.exe	21
PID 2880 set thread context of 1216	2880	wlanext.exe	21

System Location Discovery: System Language Discovery 1 TTPs 4 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	wlanext.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2668	rundll32.exe
2668	rundll32.exe
2668	rundll32.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe
2880	wlanext.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2668	rundll32.exe
2668	rundll32.exe
2668	rundll32.exe
2668	rundll32.exe
2880	wlanext.exe
2880	wlanext.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2668	rundll32.exe
Token: SeDebugPrivilege	2880	wlanext.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3044 wrote to memory of 2648	3044	rundll32.exe	30
PID 3044 wrote to memory of 2648	3044	rundll32.exe	30
PID 3044 wrote to memory of 2648	3044	rundll32.exe	30
PID 3044 wrote to memory of 2648	3044	rundll32.exe	30
PID 3044 wrote to memory of 2648	3044	rundll32.exe	30
PID 3044 wrote to memory of 2648	3044	rundll32.exe	30
PID 3044 wrote to memory of 2648	3044	rundll32.exe	30
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 2648 wrote to memory of 2668	2648	rundll32.exe	31
PID 1216 wrote to memory of 2880	1216	Explorer.EXE	32
PID 1216 wrote to memory of 2880	1216	Explorer.EXE	32
PID 1216 wrote to memory of 2880	1216	Explorer.EXE	32
PID 1216 wrote to memory of 2880	1216	Explorer.EXE	32
PID 2880 wrote to memory of 2700	2880	wlanext.exe	33
PID 2880 wrote to memory of 2700	2880	wlanext.exe	33
PID 2880 wrote to memory of 2700	2880	wlanext.exe	33
PID 2880 wrote to memory of 2700	2880	wlanext.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1216
- C:\Windows\system32\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\pqcs.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3044
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\pqcs.dll,#1
    3⤵
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2648
  - - C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\pqcs.dll,#1
      4⤵
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      Suspicious use of AdjustPrivilegeToken
      PID:2668
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.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:2880
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\SysWOW64\rundll32.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2700

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1216-7-0x0000000004D40000-0x0000000004E72000-memory.dmp

Filesize
1.2MB

Download
memory/1216-16-0x0000000004F70000-0x00000000050FC000-memory.dmp

Filesize
1.5MB

Download
memory/1216-11-0x0000000004D40000-0x0000000004E72000-memory.dmp

Filesize
1.2MB

Download
memory/1216-12-0x0000000004F70000-0x00000000050FC000-memory.dmp

Filesize
1.5MB

Download
memory/1216-6-0x0000000002FB0000-0x00000000030B0000-memory.dmp

Filesize
1024KB

Download
memory/2648-0-0x0000000010009000-0x000000001000B000-memory.dmp

Filesize
8KB

Download
memory/2668-5-0x00000000001E0000-0x00000000001F1000-memory.dmp

Filesize
68KB

Download
memory/2668-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2668-2-0x0000000002210000-0x0000000002513000-memory.dmp

Filesize
3.0MB

Download
memory/2668-10-0x0000000000220000-0x0000000000231000-memory.dmp

Filesize
68KB

Download
memory/2668-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2668-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2880-14-0x0000000000DB0000-0x0000000000DC6000-memory.dmp

Filesize
88KB

Download
memory/2880-13-0x0000000000DB0000-0x0000000000DC6000-memory.dmp

Filesize
88KB

Download
memory/2880-15-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download

Analysis

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