xloader | 6939067aeb78ad7215e66b0b3f1e73808096bb24bfbca930609965b86c6ad3ca

General

Target

factura y factura de la v_a a_rea.exe
Size

263KB
MD5

8fc1c5f9214f753eda98e00acc7250d1
SHA1

6b1e3b3869227c48aaa4eed2b33505e934f6e890
SHA256

006ce9ab63f0b937fb3966829cbdd801d67c5b0f2b17db3d2f176eee508128ee
SHA512

9ed9a86f5c3b6af00643182fb902ceb523c5d9f20f370efa8f408c5fe114eddaf1f85c79334a8482a65ee9f55ef5d9829cb21935476fa70c60671b575725a64c
SSDEEP

6144:LTqjFeDgN8/bznxiHSRktaCMC4+Bk/R2lqfDELL:/ZgY/XKx4MVljH

Score

10^/10

xloader s4h4 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

s4h4

Decoy

v65mwh.com

ofertasempresariais.com

apoteklowamedika.com

shopblvdhair.com

jtcameraftp.com

vimlark.com

wamodo.com

mistersvisuals.com

copterapps.com

jamesebraxton.com

darmarcasepatentes.com

texasroofrepairpros.com

okaycollective.net

rughouzz.com

dgzhileng.com

markstipsandtoes.com

globalgrowlights.com

thehustleandco.com

fdgrenewables.com

sweetsells.com

Signatures

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

Xloader payload 3 IoCs

rat

resource	yara_rule
behavioral1/memory/2984-12-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2984-14-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2340-21-0x00000000000C0000-0x00000000000E9000-memory.dmp	xloader

Deletes itself 1 IoCs

pid	Process
2704	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
2104	factura y factura de la v_a a_rea.exe
2104	factura y factura de la v_a a_rea.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2104 set thread context of 2984	2104	factura y factura de la v_a a_rea.exe	30
PID 2984 set thread context of 1192	2984	factura y factura de la v_a a_rea.exe	21
PID 2340 set thread context of 1192	2340	svchost.exe	21

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	factura y factura de la v_a a_rea.exe

Suspicious behavior: EnumeratesProcesses 31 IoCs

pid	Process
2984	factura y factura de la v_a a_rea.exe
2984	factura y factura de la v_a a_rea.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe
2340	svchost.exe

Suspicious behavior: MapViewOfSection 6 IoCs

pid	Process
2104	factura y factura de la v_a a_rea.exe
2984	factura y factura de la v_a a_rea.exe
2984	factura y factura de la v_a a_rea.exe
2984	factura y factura de la v_a a_rea.exe
2340	svchost.exe
2340	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2984	factura y factura de la v_a a_rea.exe
Token: SeDebugPrivilege	2340	svchost.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2104 wrote to memory of 2984	2104	factura y factura de la v_a a_rea.exe	30
PID 2104 wrote to memory of 2984	2104	factura y factura de la v_a a_rea.exe	30
PID 2104 wrote to memory of 2984	2104	factura y factura de la v_a a_rea.exe	30
PID 2104 wrote to memory of 2984	2104	factura y factura de la v_a a_rea.exe	30
PID 2104 wrote to memory of 2984	2104	factura y factura de la v_a a_rea.exe	30
PID 1192 wrote to memory of 2340	1192	Explorer.EXE	31
PID 1192 wrote to memory of 2340	1192	Explorer.EXE	31
PID 1192 wrote to memory of 2340	1192	Explorer.EXE	31
PID 1192 wrote to memory of 2340	1192	Explorer.EXE	31
PID 2340 wrote to memory of 2704	2340	svchost.exe	33
PID 2340 wrote to memory of 2704	2340	svchost.exe	33
PID 2340 wrote to memory of 2704	2340	svchost.exe	33
PID 2340 wrote to memory of 2704	2340	svchost.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\factura y factura de la v_a a_rea.exe
  "C:\Users\Admin\AppData\Local\Temp\factura y factura de la v_a a_rea.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:2104
- - C:\Users\Admin\AppData\Local\Temp\factura y factura de la v_a a_rea.exe
    "C:\Users\Admin\AppData\Local\Temp\factura y factura de la v_a a_rea.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2984
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\SysWOW64\svchost.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:2340
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Users\Admin\AppData\Local\Temp\factura y factura de la v_a a_rea.exe"
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    PID:2704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

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Downloads

\Users\Admin\AppData\Local\Temp\nsjC361.tmp\System.dll

Filesize
10KB

MD5
56a321bd011112ec5d8a32b2f6fd3231

SHA1
df20e3a35a1636de64df5290ae5e4e7572447f78

SHA256
bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1

SHA512
5354890cbc53ce51081a78c64ba9c4c8c4dc9e01141798c1e916e19c5776dac7c82989fad0f08c73e81aaba332dad81205f90d0663119af45550b97b338b9cc3

Download Submit
memory/1192-15-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1192-16-0x0000000004DD0000-0x0000000004F13000-memory.dmp

Filesize
1.3MB

Download
memory/1192-22-0x0000000004DD0000-0x0000000004F13000-memory.dmp

Filesize
1.3MB

Download
memory/2340-20-0x0000000000280000-0x0000000000288000-memory.dmp

Filesize
32KB

Download
memory/2340-19-0x0000000000280000-0x0000000000288000-memory.dmp

Filesize
32KB

Download
memory/2340-21-0x00000000000C0000-0x00000000000E9000-memory.dmp

Filesize
164KB

Download
memory/2984-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2984-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

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