xloader | a27e114718882462365354f0763277e39d19cbfc4711f35dfd03816c463fda98

General

Target

MX-M502N_201145.exe
Size

1.1MB
MD5

52efababc6a3851961c6f045bfd0d370
SHA1

43ef6fcc13c9c324be13f419c807ba622c16432f
SHA256

4847c8f558aa540f7f018eae22699e59af2dbfee608b7076283ed79de65d8fcc
SHA512

8e94c820cdb680fa2d4941a868a32c6a6c48bfde39537970c4ca83ae3ae7c46b7b954a6baeb5967a31e41ac7ebdcbf33d7f6c119dae1729142651e4a449c6573
SSDEEP

24576:Y6jj+bAaMd3REebAaMd3sB7a8P+LNBvMRE73wmWAT1P:T2AaMVRE2AaMVMazhBoE73HWAZ

Score

10^/10

xloader q4kr discovery loader rat

Malware Config

Extracted

Family

xloader

Version

2.3

Campaign

q4kr

Decoy

realmodapk.com

hanoharuka.com

shivalikspiritualproducts.com

womenshealthclinincagra.com

racketpark.com

startuporig.com

azkachinas.com

klanblog.com

linuxradio.tools

siteoficial-liquida.com

glsbuyer.com

bestdeez.com

teens2cash.com

valleyviewconstruct.com

myfortniteskins.com

cambecare.com

csec2011.com

idookap.com

warmwallsrecords.com

smartmirror.one

Signatures

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

Xloader payload 2 IoCs

rat

resource	yara_rule
behavioral1/memory/2640-13-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral1/memory/2640-17-0x0000000000400000-0x0000000000429000-memory.dmp	xloader

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1680 set thread context of 2640	1680	MX-M502N_201145.exe	31
PID 2640 set thread context of 1208	2640	RegSvcs.exe	21

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2680	2616	WerFault.exe	32

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	MX-M502N_201145.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	msiexec.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1680	MX-M502N_201145.exe
2640	RegSvcs.exe
2640	RegSvcs.exe

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
2640	RegSvcs.exe
2640	RegSvcs.exe
2640	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1680	MX-M502N_201145.exe
Token: SeDebugPrivilege	2640	RegSvcs.exe
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE
Token: SeShutdownPrivilege	1208	Explorer.EXE

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1680 wrote to memory of 2640	1680	MX-M502N_201145.exe	31
PID 1208 wrote to memory of 2616	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2616	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2616	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2616	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2616	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2616	1208	Explorer.EXE	32
PID 1208 wrote to memory of 2616	1208	Explorer.EXE	32
PID 2616 wrote to memory of 2680	2616	msiexec.exe	33
PID 2616 wrote to memory of 2680	2616	msiexec.exe	33
PID 2616 wrote to memory of 2680	2616	msiexec.exe	33
PID 2616 wrote to memory of 2680	2616	msiexec.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1208
- C:\Users\Admin\AppData\Local\Temp\MX-M502N_201145.exe
  "C:\Users\Admin\AppData\Local\Temp\MX-M502N_201145.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2640
- C:\Windows\SysWOW64\msiexec.exe
  "C:\Windows\SysWOW64\msiexec.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2616 -s 268
    3⤵
    - Program crash
    PID:2680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

memory/1208-19-0x00000000047F0000-0x0000000004901000-memory.dmp

Filesize
1.1MB

Download
memory/1208-26-0x00000000047F0000-0x0000000004901000-memory.dmp

Filesize
1.1MB

Download
memory/1680-6-0x0000000005400000-0x0000000005480000-memory.dmp

Filesize
512KB

Download
memory/1680-3-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-4-0x000000007475E000-0x000000007475F000-memory.dmp

Filesize
4KB

Download
memory/1680-5-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/1680-2-0x0000000000570000-0x0000000000586000-memory.dmp

Filesize
88KB

Download
memory/1680-7-0x00000000021F0000-0x0000000002232000-memory.dmp

Filesize
264KB

Download
memory/1680-1-0x0000000000110000-0x000000000023A000-memory.dmp

Filesize
1.2MB

Download
memory/1680-0-0x000000007475E000-0x000000007475F000-memory.dmp

Filesize
4KB

Download
memory/1680-14-0x0000000074750000-0x0000000074E3E000-memory.dmp

Filesize
6.9MB

Download
memory/2616-23-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2616-20-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2616-21-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2640-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2640-18-0x00000000001B0000-0x00000000001C0000-memory.dmp

Filesize
64KB

Download
memory/2640-17-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2640-15-0x0000000000900000-0x0000000000C03000-memory.dmp

Filesize
3.0MB

Download
memory/2640-9-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2640-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2640-8-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download

Analysis

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