xloader | 686adabad112edea7ab31c9f97542d3a20e6a83f056cc49e566708355d5b9079

General

Target

#700317000.pdf.exe
Size

493KB
MD5

00b8b08c4cb4e862180416e97d5fcde6
SHA1

2fad1a0c6d35b8d7aaf6cede9e5260339f070a0d
SHA256

5d229dbbaa8e7f2584502ab1f3fd82c25504a5bb72ff718d32184dce04bcded9
SHA512

9dc385fe54fa86be6aac85d44b6f30b283655360ea7a3c3bd0a9cd5ab1fdb7b9f23b69abbd7f65cf3a756b848ca55ef9b27dbd956cab8ef9f2b674d91577120f
SSDEEP

6144:MqQJ3h4FLvCp+hJ11j8tG88R3DI4A0rkQklyId9bvLNnnYuWkULf5dq8+hZFBaai:MT0LvCp+hJ1mGBRzHp4dBNYVkkdqtrF

Score

10^/10

xloader gm9w discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

gm9w

Decoy

steffiemor.com

qe2rvstorage.com

louisteak.com

top-dex2.com

fafeiya.com

saffure.com

1upshopandstuff.com

wemove66.com

deckswap.info

joinjifu.com

joboval.com

stilldeliciousvegan.com

intercunt.com

espaciosterapeutas.com

doglai.com

situationslayer.com

adbreaks.net

cdjy666.com

ap70mm.com

gwh525.xyz

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/2780-12-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/2780-17-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/4432-22-0x00000000007B0000-0x00000000007D8000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4944 set thread context of 2780	4944	#700317000.pdf.exe	98
PID 2780 set thread context of 3472	2780	#700317000.pdf.exe	56
PID 4432 set thread context of 3472	4432	wscript.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	#700317000.pdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wscript.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 48 IoCs

pid	Process
2780	#700317000.pdf.exe
2780	#700317000.pdf.exe
2780	#700317000.pdf.exe
2780	#700317000.pdf.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe
4432	wscript.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2780	#700317000.pdf.exe
2780	#700317000.pdf.exe
2780	#700317000.pdf.exe
4432	wscript.exe
4432	wscript.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2780	#700317000.pdf.exe
Token: SeDebugPrivilege	4432	wscript.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 2780	4944	#700317000.pdf.exe	98
PID 4944 wrote to memory of 2780	4944	#700317000.pdf.exe	98
PID 4944 wrote to memory of 2780	4944	#700317000.pdf.exe	98
PID 4944 wrote to memory of 2780	4944	#700317000.pdf.exe	98
PID 4944 wrote to memory of 2780	4944	#700317000.pdf.exe	98
PID 4944 wrote to memory of 2780	4944	#700317000.pdf.exe	98
PID 3472 wrote to memory of 4432	3472	Explorer.EXE	99
PID 3472 wrote to memory of 4432	3472	Explorer.EXE	99
PID 3472 wrote to memory of 4432	3472	Explorer.EXE	99
PID 4432 wrote to memory of 4980	4432	wscript.exe	100
PID 4432 wrote to memory of 4980	4432	wscript.exe	100
PID 4432 wrote to memory of 4980	4432	wscript.exe	100

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3472
- C:\Users\Admin\AppData\Local\Temp\#700317000.pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\#700317000.pdf.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4944
- - C:\Users\Admin\AppData\Local\Temp\#700317000.pdf.exe
    "{path}"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2780
- C:\Windows\SysWOW64\wscript.exe
  "C:\Windows\SysWOW64\wscript.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:4432
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\#700317000.pdf.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4980

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/2780-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2780-18-0x0000000000F10000-0x0000000000F20000-memory.dmp

Filesize
64KB

Download
memory/2780-17-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2780-15-0x0000000001450000-0x000000000179A000-memory.dmp

Filesize
3.3MB

Download
memory/3472-30-0x0000000002E70000-0x0000000002F6C000-memory.dmp

Filesize
1008KB

Download
memory/3472-28-0x0000000002E70000-0x0000000002F6C000-memory.dmp

Filesize
1008KB

Download
memory/3472-27-0x0000000002E70000-0x0000000002F6C000-memory.dmp

Filesize
1008KB

Download
memory/3472-23-0x0000000008150000-0x0000000008294000-memory.dmp

Filesize
1.3MB

Download
memory/3472-19-0x0000000008150000-0x0000000008294000-memory.dmp

Filesize
1.3MB

Download
memory/4432-21-0x0000000000110000-0x0000000000137000-memory.dmp

Filesize
156KB

Download
memory/4432-20-0x0000000000110000-0x0000000000137000-memory.dmp

Filesize
156KB

Download
memory/4432-22-0x00000000007B0000-0x00000000007D8000-memory.dmp

Filesize
160KB

Download
memory/4944-14-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4944-10-0x0000000007B40000-0x0000000007BC2000-memory.dmp

Filesize
520KB

Download
memory/4944-8-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/4944-7-0x0000000006190000-0x000000000622C000-memory.dmp

Filesize
624KB

Download
memory/4944-6-0x00000000060B0000-0x00000000060B8000-memory.dmp

Filesize
32KB

Download
memory/4944-5-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4944-0-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/4944-9-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/4944-11-0x00000000062A0000-0x00000000062D0000-memory.dmp

Filesize
192KB

Download
memory/4944-4-0x0000000004AB0000-0x0000000004ABA000-memory.dmp

Filesize
40KB

Download
memory/4944-3-0x0000000004B10000-0x0000000004BA2000-memory.dmp

Filesize
584KB

Download
memory/4944-2-0x0000000005020000-0x00000000055C4000-memory.dmp

Filesize
5.6MB

Download
memory/4944-1-0x0000000000020000-0x00000000000A2000-memory.dmp

Filesize
520KB

Download

Analysis

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