xloader | 358c99f5f11faa788a617eae44e7d676dfbf51ba3f1cc0348f03676f7ceea8ee

Analysis

max time kernel
150s
max time network
168s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2024 13:44

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General

Target

captured_malware/1Ptfo0FZUMT7hlK.exe
Size

838KB
MD5

bc302d910397e2d1092e47029d8f35df
SHA1

9982779ea783defca4c9d3e95ddb92c11a838447
SHA256

fefa01b761aa8ab9d5a79db0bc41cd8eaee972248cf52e4d5c2629998e9bc6e2
SHA512

866c8af39462887223e03d630c4bf30d4bf9165493d972c8dd94a65f7858f521bee9bfa72b6804b860b235b8b957f7c7f523dad90277945b93d6f6a9f918f05f
SSDEEP

12288:E2iNT/VnFXwSj7V2JHLKJpBUtVOSoHL0tOV0Yd03i/nRar2hBrNls9XOd4+QCaQV:E19/VnR7VQcpqtiAOnd0Ey2hgu

Score

10^/10

xloader qn6g discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

qn6g

Decoy

kemtechonline.com

myjourneywithothers.com

pfifaq.com

vaziva-immo.net

thethickpick.com

sidvip.com

bidaleri.com

allginns.com

farmersystemofanalysis.com

shoponserendipity.com

expressdeliverybd.com

hargatoyota-malang.com

taichiforcalmess.com

lovewickcandlecompany.com

chrometoasterrv.com

chustozen.site

xiaofeizhi.com

nbzweb.xyz

tequenovegano.com

e-elearningconsultancy.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/1556-13-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/1556-18-0x0000000000400000-0x0000000000428000-memory.dmp	xloader
behavioral2/memory/3748-23-0x0000000000600000-0x0000000000628000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 3836 set thread context of 1556	3836	1Ptfo0FZUMT7hlK.exe	90
PID 1556 set thread context of 3532	1556	1Ptfo0FZUMT7hlK.exe	56
PID 3748 set thread context of 3532	3748	chkdsk.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	1Ptfo0FZUMT7hlK.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chkdsk.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 44 IoCs

pid	Process
1556	1Ptfo0FZUMT7hlK.exe
1556	1Ptfo0FZUMT7hlK.exe
1556	1Ptfo0FZUMT7hlK.exe
1556	1Ptfo0FZUMT7hlK.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe
3748	chkdsk.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
1556	1Ptfo0FZUMT7hlK.exe
1556	1Ptfo0FZUMT7hlK.exe
1556	1Ptfo0FZUMT7hlK.exe
3748	chkdsk.exe
3748	chkdsk.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1556	1Ptfo0FZUMT7hlK.exe
Token: SeDebugPrivilege	3748	chkdsk.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3836 wrote to memory of 1556	3836	1Ptfo0FZUMT7hlK.exe	90
PID 3836 wrote to memory of 1556	3836	1Ptfo0FZUMT7hlK.exe	90
PID 3836 wrote to memory of 1556	3836	1Ptfo0FZUMT7hlK.exe	90
PID 3836 wrote to memory of 1556	3836	1Ptfo0FZUMT7hlK.exe	90
PID 3836 wrote to memory of 1556	3836	1Ptfo0FZUMT7hlK.exe	90
PID 3836 wrote to memory of 1556	3836	1Ptfo0FZUMT7hlK.exe	90
PID 3532 wrote to memory of 3748	3532	Explorer.EXE	91
PID 3532 wrote to memory of 3748	3532	Explorer.EXE	91
PID 3532 wrote to memory of 3748	3532	Explorer.EXE	91
PID 3748 wrote to memory of 3408	3748	chkdsk.exe	92
PID 3748 wrote to memory of 3408	3748	chkdsk.exe	92
PID 3748 wrote to memory of 3408	3748	chkdsk.exe	92

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3532
- C:\Users\Admin\AppData\Local\Temp\captured_malware\1Ptfo0FZUMT7hlK.exe
  "C:\Users\Admin\AppData\Local\Temp\captured_malware\1Ptfo0FZUMT7hlK.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3836
- - C:\Users\Admin\AppData\Local\Temp\captured_malware\1Ptfo0FZUMT7hlK.exe
    "C:\Users\Admin\AppData\Local\Temp\captured_malware\1Ptfo0FZUMT7hlK.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:1556
- C:\Windows\SysWOW64\chkdsk.exe
  "C:\Windows\SysWOW64\chkdsk.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Enumerates system info in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3748
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\captured_malware\1Ptfo0FZUMT7hlK.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3408

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

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/1556-13-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1556-18-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/1556-19-0x0000000001030000-0x0000000001040000-memory.dmp

Filesize
64KB

Download
memory/1556-16-0x00000000010D0000-0x000000000141A000-memory.dmp

Filesize
3.3MB

Download
memory/3532-31-0x00000000092C0000-0x00000000093FC000-memory.dmp

Filesize
1.2MB

Download
memory/3532-29-0x00000000092C0000-0x00000000093FC000-memory.dmp

Filesize
1.2MB

Download
memory/3532-28-0x00000000092C0000-0x00000000093FC000-memory.dmp

Filesize
1.2MB

Download
memory/3532-24-0x0000000008F10000-0x000000000906A000-memory.dmp

Filesize
1.4MB

Download
memory/3532-20-0x0000000008F10000-0x000000000906A000-memory.dmp

Filesize
1.4MB

Download
memory/3748-23-0x0000000000600000-0x0000000000628000-memory.dmp

Filesize
160KB

Download
memory/3748-22-0x0000000000900000-0x000000000090A000-memory.dmp

Filesize
40KB

Download
memory/3748-21-0x0000000000900000-0x000000000090A000-memory.dmp

Filesize
40KB

Download
memory/3836-6-0x0000000005960000-0x00000000059B6000-memory.dmp

Filesize
344KB

Download
memory/3836-7-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3836-15-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3836-11-0x0000000008B40000-0x0000000008BDC000-memory.dmp

Filesize
624KB

Download
memory/3836-10-0x00000000749C0000-0x0000000075170000-memory.dmp

Filesize
7.7MB

Download
memory/3836-9-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/3836-8-0x0000000005BF0000-0x0000000005C06000-memory.dmp

Filesize
88KB

Download
memory/3836-12-0x0000000008BF0000-0x0000000008C44000-memory.dmp

Filesize
336KB

Download
memory/3836-0-0x00000000749CE000-0x00000000749CF000-memory.dmp

Filesize
4KB

Download
memory/3836-5-0x0000000005760000-0x000000000576A000-memory.dmp

Filesize
40KB

Download
memory/3836-4-0x0000000005810000-0x00000000058A2000-memory.dmp

Filesize
584KB

Download
memory/3836-3-0x0000000005DC0000-0x0000000006364000-memory.dmp

Filesize
5.6MB

Download
memory/3836-2-0x0000000005770000-0x000000000580C000-memory.dmp

Filesize
624KB

Download
memory/3836-1-0x0000000000C90000-0x0000000000D66000-memory.dmp

Filesize
856KB

Download