xloader | 7da29336c4fdb0a6228f89d3518d2c7919124b27e421bf6a532a7455c3dce642

General

Target

b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe
Size

470KB
MD5

b3dfff5713cd5c14b318b5e8d03f165f
SHA1

1086c8695b1475bdefced78b602fab5c684e03e6
SHA256

b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b
SHA512

690768d0fe8ec516530df185dd263097ad3657673c21bd3d7547f90b9061443bd650ff88336b162612390705b9364666e4192c081a465d138ad2239489889cbb
SSDEEP

6144:NwW3I/rWDFjbLMLzAckNiycbOTVnxkPuN/iK0AistrocL2JUzjFdIOha:L3IrWDV6z+cbOjOuxiIVrbL6aJa

Score

10^/10

xloader quc5 discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

quc5

Decoy

writerpilotpublishing.com

journeywands.com

madacambo.com

boreslirealestate.com

drillshear.com

urbanmastic.com

focalbunk.com

ghpgroupinc.xyz

rfgmhnvf.com

241mk.com

mandolinzen.com

thenorthstarbets.com

oggperformancehorses.com

webuywholesalerhouses.com

cinreyyy.com

theyoungwedding.com

neuro-ai-web-ru.digital

zavienniky.xyz

kin-school.com

lowratepersonalloans.com

Signatures

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

Xloader payload 5 IoCs

rat

resource	yara_rule
behavioral1/memory/320-12-0x0000000000400000-0x000000000044A000-memory.dmp	xloader
behavioral1/memory/320-10-0x0000000000400000-0x000000000044A000-memory.dmp	xloader
behavioral1/memory/320-13-0x0000000000400000-0x000000000044A000-memory.dmp	xloader
behavioral1/memory/320-14-0x0000000000400000-0x000000000044A000-memory.dmp	xloader
behavioral1/memory/320-15-0x0000000004470000-0x0000000004499000-memory.dmp	xloader

Loads dropped DLL 1 IoCs

pid	Process
2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2360 set thread context of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1028	320	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 2 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	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 2360 wrote to memory of 320	2360	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	31
PID 320 wrote to memory of 1028	320	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	32
PID 320 wrote to memory of 1028	320	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	32
PID 320 wrote to memory of 1028	320	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	32
PID 320 wrote to memory of 1028	320	b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe	32

C:\Users\Admin\AppData\Local\Temp\b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe
"C:\Users\Admin\AppData\Local\Temp\b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\Temp\b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe
  "C:\Users\Admin\AppData\Local\Temp\b95b2708e33befda87ea5e9970f51f8fb92741b4ccf59ba6e0e81bca5a10aa1b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:320
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 320 -s 520
    3⤵
    - Program crash
    PID:1028

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsoCF14.tmp\ekow.dll

Filesize
18KB

MD5
4255f992dca6609afe2290b6e31d7e7b

SHA1
462ebc74c1078dc04460d4e0403a8adf74d11adb

SHA256
f774b50cdcf20dbf9515d6051776e4d7fb7ca4afd2ddb60028d72510f7575a7f

SHA512
52ab06e60955cd56e0c15fbcb571f0e08ca96038322e87a4938e9701e1f23a1b52b1286f189c92b564cca38e1371ed181c99d2bdee092dabd3341b42304e0006

Download Submit
memory/320-12-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/320-10-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/320-13-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/320-14-0x0000000000400000-0x000000000044A000-memory.dmp

Filesize
296KB

Download
memory/320-15-0x0000000004470000-0x0000000004499000-memory.dmp

Filesize
164KB

Download
memory/2360-8-0x0000000000540000-0x0000000000542000-memory.dmp

Filesize
8KB

Download

Analysis

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