xloader | d72b2c9f7dc00da9c2933bdd67a59dc0f8923d1478d2b22efc3ab1d52196a5c4

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
08-05-2024 05:20

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General

Target

scn14092020.scr
Size

380KB
MD5

f028d6c9991258c5c75e9f234d4dee79
SHA1

2f6b7f76bb4a3342f3450e1cc9ef539c2028c59e
SHA256

576f0ed5ae69ececc1bb11492479101c0281af46cb86a73eae9195376ab02717
SHA512

d3fd7200dad40ce073d477205abf7736e9aa9aab492fec1f42c318f65c2a9e132ab45d6b9c52fa3d7c535db63c392d370e2ee2b4787845c4f5f5408ba352f8be
SSDEEP

6144:Jr5KTzUvCH42ZGb9XF1csV2DoT/oENADXgjDxGXMSwGxDUxQTf2ujAhzs7g8LX9:Z5KEvCH4kGvqfPrDg3kXMitohz38LX9

Score

10^/10

xloader d9s8 loader persistence rat spyware stealer

Malware Config

Extracted

Family

xloader

Version

2.1

Campaign

d9s8

Decoy

adriaguest.com

connerparty.com

jblmhomestore.net

23works.com

environmentsafetymemphis.com

hqxmf.com

hivepublications.com

keebcat.com

smalltownlawns.com

brasserie-lafayette.com

kq-iot.com

theghostfestival.com

dmhowardstudio.com

nittayabeauty.com

thebardi.com

transcash-pocket-money.com

stick.tips

revolucaomindfulness.com

clicrhonealpes.com

ekcraftmasters.com

Signatures

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

Xloader payload 2 IoCs

rat

Processes:

resource	yara_rule
behavioral2/memory/2196-6-0x0000000000400000-0x0000000000431000-memory.dmp	xloader
behavioral2/memory/2196-11-0x0000000000400000-0x0000000000431000-memory.dmp	xloader

Executes dropped EXE 2 IoCs

Processes:

s8updx_dmlgv.exes8updx_dmlgv.exe

pid	Process
4364	s8updx_dmlgv.exe
1916	s8updx_dmlgv.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AFSDGLSP-2 = "C:\\Program Files (x86)\\I4hfh\\s8updx_dmlgv.exe"	raserver.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 11 IoCs

Processes:

scn14092020.scrs8updx_dmlgv.exe

pid	Process
1020	scn14092020.scr
1020	scn14092020.scr
1020	scn14092020.scr
1020	scn14092020.scr
1020	scn14092020.scr
1020	scn14092020.scr
4364	s8updx_dmlgv.exe
4364	s8updx_dmlgv.exe
4364	s8updx_dmlgv.exe
4364	s8updx_dmlgv.exe
4364	s8updx_dmlgv.exe

Suspicious use of SetThreadContext 4 IoCs

Processes:

scn14092020.scrscn14092020.scrraserver.exes8updx_dmlgv.exe

description	pid	Process	procid_target
PID 1020 set thread context of 2196	1020	scn14092020.scr	86
PID 2196 set thread context of 3504	2196	scn14092020.scr	56
PID 3244 set thread context of 3504	3244	raserver.exe	56
PID 4364 set thread context of 1916	4364	s8updx_dmlgv.exe	117

Drops file in Program Files directory 4 IoCs

Processes:

Explorer.EXEraserver.exe

description	ioc	Process
File opened for modification	C:\Program Files (x86)\I4hfh	Explorer.EXE
File created	C:\Program Files (x86)\I4hfh\s8updx_dmlgv.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\I4hfh\s8updx_dmlgv.exe	Explorer.EXE
File opened for modification	C:\Program Files (x86)\I4hfh\s8updx_dmlgv.exe	raserver.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

raserver.exe

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2860750803-256193626-1801997576-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	raserver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

scn14092020.scrscn14092020.scrraserver.exes8updx_dmlgv.exes8updx_dmlgv.exe

pid	Process
1020	scn14092020.scr
2196	scn14092020.scr
2196	scn14092020.scr
2196	scn14092020.scr
2196	scn14092020.scr
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
4364	s8updx_dmlgv.exe
1916	s8updx_dmlgv.exe
1916	s8updx_dmlgv.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

scn14092020.scrraserver.exe

pid	Process
2196	scn14092020.scr
2196	scn14092020.scr
2196	scn14092020.scr
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe
3244	raserver.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

Processes:

scn14092020.scrscn14092020.scrraserver.exes8updx_dmlgv.exes8updx_dmlgv.exe

description	pid	Process
Token: SeDebugPrivilege	1020	scn14092020.scr
Token: SeDebugPrivilege	2196	scn14092020.scr
Token: SeDebugPrivilege	3244	raserver.exe
Token: SeDebugPrivilege	4364	s8updx_dmlgv.exe
Token: SeDebugPrivilege	1916	s8updx_dmlgv.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3504	Explorer.EXE

Suspicious use of WriteProcessMemory 29 IoCs

Processes:

scn14092020.scrExplorer.EXEraserver.exes8updx_dmlgv.exe

description	pid	Process	procid_target
PID 1020 wrote to memory of 2196	1020	scn14092020.scr	86
PID 1020 wrote to memory of 2196	1020	scn14092020.scr	86
PID 1020 wrote to memory of 2196	1020	scn14092020.scr	86
PID 1020 wrote to memory of 2196	1020	scn14092020.scr	86
PID 1020 wrote to memory of 2196	1020	scn14092020.scr	86
PID 1020 wrote to memory of 2196	1020	scn14092020.scr	86
PID 1020 wrote to memory of 2196	1020	scn14092020.scr	86
PID 3504 wrote to memory of 3244	3504	Explorer.EXE	89
PID 3504 wrote to memory of 3244	3504	Explorer.EXE	89
PID 3504 wrote to memory of 3244	3504	Explorer.EXE	89
PID 3244 wrote to memory of 2348	3244	raserver.exe	94
PID 3244 wrote to memory of 2348	3244	raserver.exe	94
PID 3244 wrote to memory of 2348	3244	raserver.exe	94
PID 3244 wrote to memory of 4412	3244	raserver.exe	102
PID 3244 wrote to memory of 4412	3244	raserver.exe	102
PID 3244 wrote to memory of 4412	3244	raserver.exe	102
PID 3244 wrote to memory of 376	3244	raserver.exe	106
PID 3244 wrote to memory of 376	3244	raserver.exe	106
PID 3244 wrote to memory of 376	3244	raserver.exe	106
PID 3504 wrote to memory of 4364	3504	Explorer.EXE	116
PID 3504 wrote to memory of 4364	3504	Explorer.EXE	116
PID 3504 wrote to memory of 4364	3504	Explorer.EXE	116
PID 4364 wrote to memory of 1916	4364	s8updx_dmlgv.exe	117
PID 4364 wrote to memory of 1916	4364	s8updx_dmlgv.exe	117
PID 4364 wrote to memory of 1916	4364	s8updx_dmlgv.exe	117
PID 4364 wrote to memory of 1916	4364	s8updx_dmlgv.exe	117
PID 4364 wrote to memory of 1916	4364	s8updx_dmlgv.exe	117
PID 4364 wrote to memory of 1916	4364	s8updx_dmlgv.exe	117
PID 4364 wrote to memory of 1916	4364	s8updx_dmlgv.exe	117

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3504
- C:\Users\Admin\AppData\Local\Temp\scn14092020.scr
  "C:\Users\Admin\AppData\Local\Temp\scn14092020.scr" /S
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1020
- - C:\Users\Admin\AppData\Local\Temp\scn14092020.scr
    "C:\Users\Admin\AppData\Local\Temp\scn14092020.scr"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2196
- C:\Windows\SysWOW64\raserver.exe
  "C:\Windows\SysWOW64\raserver.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious use of SetThreadContext
  - Drops file in Program Files directory
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3244
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\scn14092020.scr"
    3⤵
    PID:2348
- - C:\Windows\SysWOW64\cmd.exe
    /c copy "C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Login Data" "C:\Users\Admin\AppData\Local\Temp\DB1" /V
    3⤵
    PID:4412
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:376
- C:\Program Files (x86)\I4hfh\s8updx_dmlgv.exe
  "C:\Program Files (x86)\I4hfh\s8updx_dmlgv.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4364
- - C:\Program Files (x86)\I4hfh\s8updx_dmlgv.exe
    "C:\Program Files (x86)\I4hfh\s8updx_dmlgv.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1916

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\DB1

Filesize
40KB

MD5
a182561a527f929489bf4b8f74f65cd7

SHA1
8cd6866594759711ea1836e86a5b7ca64ee8911f

SHA256
42aad7886965428a941508b776a666a4450eb658cb90e80fae1e7457fc71f914

SHA512
9bc3bf5a82f6f057e873adebd5b7a4c64adef966537ab9c565fe7c4bb3582e2e485ff993d5ab8a6002363231958fabd0933b48811371b8c155eaa74592b66558

Download Submit
C:\Users\Admin\AppData\Local\Temp\I4hfh\s8updx_dmlgv.exe

Filesize
380KB

MD5
f028d6c9991258c5c75e9f234d4dee79

SHA1
2f6b7f76bb4a3342f3450e1cc9ef539c2028c59e

SHA256
576f0ed5ae69ececc1bb11492479101c0281af46cb86a73eae9195376ab02717

SHA512
d3fd7200dad40ce073d477205abf7736e9aa9aab492fec1f42c318f65c2a9e132ab45d6b9c52fa3d7c535db63c392d370e2ee2b4787845c4f5f5408ba352f8be

Download Submit
memory/1020-0-0x000000007489E000-0x000000007489F000-memory.dmp

Filesize
4KB

Download
memory/1020-1-0x0000000000440000-0x00000000004A4000-memory.dmp

Filesize
400KB

Download
memory/1020-2-0x0000000004E10000-0x0000000004EAC000-memory.dmp

Filesize
624KB

Download
memory/1020-3-0x0000000004D80000-0x0000000004DC8000-memory.dmp

Filesize
288KB

Download
memory/1020-4-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/1020-5-0x0000000005510000-0x0000000005AB4000-memory.dmp

Filesize
5.6MB

Download
memory/1020-8-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/2196-6-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2196-12-0x0000000000DF0000-0x0000000000E00000-memory.dmp

Filesize
64KB

Download
memory/2196-11-0x0000000000400000-0x0000000000431000-memory.dmp

Filesize
196KB

Download
memory/2196-9-0x0000000001400000-0x000000000174A000-memory.dmp

Filesize
3.3MB

Download
memory/3244-14-0x0000000000E30000-0x0000000000E4F000-memory.dmp

Filesize
124KB

Download
memory/3244-16-0x0000000000E30000-0x0000000000E4F000-memory.dmp

Filesize
124KB

Download
memory/3504-13-0x0000000008EC0000-0x0000000008FBA000-memory.dmp

Filesize
1000KB

Download
memory/3504-22-0x0000000008FC0000-0x00000000090CF000-memory.dmp

Filesize
1.1MB

Download
memory/3504-25-0x0000000008FC0000-0x00000000090CF000-memory.dmp

Filesize
1.1MB

Download
memory/3504-21-0x0000000008FC0000-0x00000000090CF000-memory.dmp

Filesize
1.1MB

Download
memory/3504-19-0x0000000008EC0000-0x0000000008FBA000-memory.dmp

Filesize
1000KB

Download