xloader | 3721b2745c47a6a9bc5e267267e0a0e2282cb474decf20ea9d0b26bbf1d2b050

General

Target

payment_copy.exe
Size

835KB
MD5

5f4e6c1235a44e9ad163ea8d884be780
SHA1

aae60dc983c2b9f7140c9c8916e8f2f0f2fb7d54
SHA256

9a280dbe747fd0138866ce3eed8cd95ab86115e7d779d85f160d8350785a2d9e
SHA512

e714ba4bfbe6674417af2fadfc37af133b054840621e47fff1506b7e9c1e08abb6a0ad2e68bbd9ac60c584d9648d00590d269baa69ea17a53ff031e2b9313030
SSDEEP

24576:WJf/hEp1SkVxyapRJsWxRyodpQyjwMXB:CEyapRJsWZ3jL

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 3 IoCs

rat

resource	yara_rule
behavioral2/memory/4352-13-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/4352-18-0x0000000000400000-0x0000000000429000-memory.dmp	xloader
behavioral2/memory/516-24-0x00000000004E0000-0x0000000000509000-memory.dmp	xloader

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 4076 set thread context of 4352	4076	payment_copy.exe	92
PID 4352 set thread context of 3468	4352	RegSvcs.exe	56
PID 516 set thread context of 3468	516	rundll32.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	payment_copy.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 41 IoCs

pid	Process
4076	payment_copy.exe
4076	payment_copy.exe
4076	payment_copy.exe
4352	RegSvcs.exe
4352	RegSvcs.exe
4352	RegSvcs.exe
4352	RegSvcs.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe
516	rundll32.exe

Suspicious behavior: MapViewOfSection 5 IoCs

pid	Process
4352	RegSvcs.exe
4352	RegSvcs.exe
4352	RegSvcs.exe
516	rundll32.exe
516	rundll32.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4076	payment_copy.exe
Token: SeDebugPrivilege	4352	RegSvcs.exe
Token: SeDebugPrivilege	516	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 4076 wrote to memory of 672	4076	payment_copy.exe	91
PID 4076 wrote to memory of 672	4076	payment_copy.exe	91
PID 4076 wrote to memory of 672	4076	payment_copy.exe	91
PID 4076 wrote to memory of 4352	4076	payment_copy.exe	92
PID 4076 wrote to memory of 4352	4076	payment_copy.exe	92
PID 4076 wrote to memory of 4352	4076	payment_copy.exe	92
PID 4076 wrote to memory of 4352	4076	payment_copy.exe	92
PID 4076 wrote to memory of 4352	4076	payment_copy.exe	92
PID 4076 wrote to memory of 4352	4076	payment_copy.exe	92
PID 3468 wrote to memory of 516	3468	Explorer.EXE	93
PID 3468 wrote to memory of 516	3468	Explorer.EXE	93
PID 3468 wrote to memory of 516	3468	Explorer.EXE	93
PID 516 wrote to memory of 4992	516	rundll32.exe	94
PID 516 wrote to memory of 4992	516	rundll32.exe	94
PID 516 wrote to memory of 4992	516	rundll32.exe	94

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:3468
- C:\Users\Admin\AppData\Local\Temp\payment_copy.exe
  "C:\Users\Admin\AppData\Local\Temp\payment_copy.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4076
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    PID:672
- - 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:4352
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.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:516
- - C:\Windows\SysWOW64\cmd.exe
    /c del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4992

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/516-24-0x00000000004E0000-0x0000000000509000-memory.dmp

Filesize
164KB

Download
memory/516-23-0x00000000009B0000-0x00000000009C4000-memory.dmp

Filesize
80KB

Download
memory/516-21-0x00000000009B0000-0x00000000009C4000-memory.dmp

Filesize
80KB

Download
memory/3468-20-0x00000000034C0000-0x0000000003575000-memory.dmp

Filesize
724KB

Download
memory/3468-32-0x00000000088C0000-0x000000000899D000-memory.dmp

Filesize
884KB

Download
memory/3468-30-0x00000000088C0000-0x000000000899D000-memory.dmp

Filesize
884KB

Download
memory/3468-29-0x00000000088C0000-0x000000000899D000-memory.dmp

Filesize
884KB

Download
memory/3468-25-0x00000000034C0000-0x0000000003575000-memory.dmp

Filesize
724KB

Download
memory/4076-6-0x0000000004FB0000-0x0000000005006000-memory.dmp

Filesize
344KB

Download
memory/4076-1-0x0000000000210000-0x00000000002E8000-memory.dmp

Filesize
864KB

Download
memory/4076-10-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4076-11-0x0000000007450000-0x00000000074D2000-memory.dmp

Filesize
520KB

Download
memory/4076-12-0x0000000009AE0000-0x0000000009B24000-memory.dmp

Filesize
272KB

Download
memory/4076-9-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/4076-15-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4076-4-0x0000000004DB0000-0x0000000004E42000-memory.dmp

Filesize
584KB

Download
memory/4076-2-0x0000000004C70000-0x0000000004D0C000-memory.dmp

Filesize
624KB

Download
memory/4076-3-0x00000000052C0000-0x0000000005864000-memory.dmp

Filesize
5.6MB

Download
memory/4076-8-0x00000000051D0000-0x00000000051E6000-memory.dmp

Filesize
88KB

Download
memory/4076-7-0x0000000074A10000-0x00000000751C0000-memory.dmp

Filesize
7.7MB

Download
memory/4076-0-0x0000000074A1E000-0x0000000074A1F000-memory.dmp

Filesize
4KB

Download
memory/4076-5-0x0000000004DA0000-0x0000000004DAA000-memory.dmp

Filesize
40KB

Download
memory/4352-13-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4352-18-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4352-19-0x0000000000E90000-0x0000000000EA0000-memory.dmp

Filesize
64KB

Download
memory/4352-16-0x00000000012E0000-0x000000000162A000-memory.dmp

Filesize
3.3MB

Download

Analysis

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