xloader | 42e51fd8e98e798a531cc967eed3becc3c315eb5b339dc1723317db53aafc5fd

General

Target

quote.exe
Size

799KB
MD5

518c618f22b1b55ad13a3a2f83792bf4
SHA1

8d462ed03ff861ee56d1229f4b128dd429da5aa2
SHA256

26e9a6c6cd87bd362de79a9557f2b08aa030a80cb9a182e709cba046b9c8a98a
SHA512

84e01702aa1b54b1703fefb6b6634b29627b293e0f3a0207524fca3a4a2f10efa5b71aaebfb72337b31633aaa27d7a5024ce1a74a8426ba1f61547080836ca85
SSDEEP

12288:kJp5oqRasUrtUtIevx0fpTDCvTbmqaubHnz4BK0hq2ueuHVdleJ3Lfg+bc0iid6E:2Rvbt5Z0fpOugu42Z6N

Score

10^/10

xloader sgs8 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

sgs8

Decoy

epptexportools.com

theweddingofshadiandmike.com

588movie.com

deannahayko.com

smithkenney.com

mogurin-blog.com

heffner.host

nflflex.com

tshirtcustomdesign.com

livingwithinstinct.com

hanbangvu.com

5starsct.com

jystainlesscoil.com

lechazosdeliebana.com

northeastcampervans.com

halloweeneventsinmiami.com

wellnesswithshami.net

mklaboratories.com

oilepp.club

ravexim3.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/2240-13-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/2240-18-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/3884-23-0x0000000000D10000-0x0000000000D38000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4720 set thread context of 2240	4720	quote.exe	99
PID 2240 set thread context of 3452	2240	quote.exe	56
PID 3884 set thread context of 3452	3884	NETSTAT.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	quote.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.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
3884	NETSTAT.EXE

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2240	quote.exe
2240	quote.exe
2240	quote.exe
2240	quote.exe
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE
3884	NETSTAT.EXE

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
2240	quote.exe
2240	quote.exe
2240	quote.exe
3884	NETSTAT.EXE
3884	NETSTAT.EXE

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2240	quote.exe
Token: SeDebugPrivilege	3884	NETSTAT.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 4720 wrote to memory of 2240	4720	quote.exe	99
PID 4720 wrote to memory of 2240	4720	quote.exe	99
PID 4720 wrote to memory of 2240	4720	quote.exe	99
PID 4720 wrote to memory of 2240	4720	quote.exe	99
PID 4720 wrote to memory of 2240	4720	quote.exe	99
PID 4720 wrote to memory of 2240	4720	quote.exe	99
PID 3452 wrote to memory of 3884	3452	Explorer.EXE	100
PID 3452 wrote to memory of 3884	3452	Explorer.EXE	100
PID 3452 wrote to memory of 3884	3452	Explorer.EXE	100
PID 3884 wrote to memory of 1340	3884	NETSTAT.EXE	101
PID 3884 wrote to memory of 1340	3884	NETSTAT.EXE	101
PID 3884 wrote to memory of 1340	3884	NETSTAT.EXE	101

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3452
- C:\Users\Admin\AppData\Local\Temp\quote.exe
  "C:\Users\Admin\AppData\Local\Temp\quote.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4720
- - C:\Users\Admin\AppData\Local\Temp\quote.exe
    "C:\Users\Admin\AppData\Local\Temp\quote.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2240
- C:\Windows\SysWOW64\NETSTAT.EXE
  "C:\Windows\SysWOW64\NETSTAT.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:3884
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\quote.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1340

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2240-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2240-18-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2240-19-0x0000000000F40000-0x0000000000F50000-memory.dmp

Filesize
64KB

Download
memory/2240-16-0x00000000013F0000-0x000000000173A000-memory.dmp

Filesize
3.3MB

Download
memory/3452-31-0x0000000002CD0000-0x0000000002E21000-memory.dmp

Filesize
1.3MB

Download
memory/3452-29-0x0000000002CD0000-0x0000000002E21000-memory.dmp

Filesize
1.3MB

Download
memory/3452-28-0x0000000002CD0000-0x0000000002E21000-memory.dmp

Filesize
1.3MB

Download
memory/3452-24-0x0000000008C70000-0x0000000008E18000-memory.dmp

Filesize
1.7MB

Download
memory/3452-20-0x0000000008C70000-0x0000000008E18000-memory.dmp

Filesize
1.7MB

Download
memory/3884-23-0x0000000000D10000-0x0000000000D38000-memory.dmp

Filesize
160KB

Download
memory/3884-21-0x0000000000460000-0x000000000046B000-memory.dmp

Filesize
44KB

Download
memory/3884-22-0x0000000000460000-0x000000000046B000-memory.dmp

Filesize
44KB

Download
memory/4720-6-0x0000000005530000-0x0000000005586000-memory.dmp

Filesize
344KB

Download
memory/4720-7-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/4720-15-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/4720-11-0x0000000007F30000-0x0000000007FAE000-memory.dmp

Filesize
504KB

Download
memory/4720-10-0x0000000074D70000-0x0000000075520000-memory.dmp

Filesize
7.7MB

Download
memory/4720-9-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/4720-8-0x0000000005610000-0x0000000005624000-memory.dmp

Filesize
80KB

Download
memory/4720-12-0x000000000A510000-0x000000000A552000-memory.dmp

Filesize
264KB

Download
memory/4720-0-0x0000000074D7E000-0x0000000074D7F000-memory.dmp

Filesize
4KB

Download
memory/4720-5-0x00000000052C0000-0x00000000052CA000-memory.dmp

Filesize
40KB

Download
memory/4720-4-0x0000000005320000-0x00000000053B2000-memory.dmp

Filesize
584KB

Download
memory/4720-3-0x0000000005830000-0x0000000005DD4000-memory.dmp

Filesize
5.6MB

Download
memory/4720-2-0x00000000051D0000-0x000000000526C000-memory.dmp

Filesize
624KB

Download
memory/4720-1-0x00000000008A0000-0x000000000096E000-memory.dmp

Filesize
824KB

Download

Analysis

Sharing