luminosity | 695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2024 08:38

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General

Target

695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe
Size

1.0MB
MD5

0213d411f64b6250c3bd2e0989ee7897
SHA1

dbbd1cbf444cefec25109dc19d33574b526d5c1a
SHA256

695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4
SHA512

b6f1fc2706be127180ed937aec25d03dd2f268e339397524de9715e198484f6c00fe6c191ce13358d62f8b6b943703524fc5e599e3b54b70e2b6c2e0cfa9a72f
SSDEEP

12288:7JuDFhY9HGbus7YjeLIcSdThuQsx9I9UF8KRNQ9HalPfz9QqDieQqLu/T/EUvvMZ:7+hGSSc5sus9Ux0Hal/LvpJv2V4a4h

Score

10^/10

luminosity discovery persistence rat

Malware Config

Signatures

Luminosity 2 IoCs

Luminosity is a RAT family that was on sale, while claiming to be a system administration utility.

rat luminosity

description	ioc	pid	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language		695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe
		4044	schtasks.exe

Luminosity family
luminosity

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bDBQhIKXVVbPZJSU.cmd.lnk	QbLYCBPGXPbYIDYcPIDgL.cmd
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bDBQhIKXVVbPZJSU.cmd.lnk	RegAsm.exe

Executes dropped EXE 1 IoCs

pid	Process
2456	QbLYCBPGXPbYIDYcPIDgL.cmd

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\Client Monitor = "\"C:\\Program Files (x86)\\Client\\client.exe\" -a /a"	RegAsm.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2456 set thread context of 4156	2456	QbLYCBPGXPbYIDYcPIDgL.cmd	85

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Client\client.exe	RegAsm.exe
File opened for modification	C:\Program Files (x86)\Client\client.exe	RegAsm.exe
File created	C:\Program Files (x86)\Client\client.exe.config	RegAsm.exe

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 4 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	695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	QbLYCBPGXPbYIDYcPIDgL.cmd
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4044	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2456	QbLYCBPGXPbYIDYcPIDgL.cmd
2456	QbLYCBPGXPbYIDYcPIDgL.cmd
2456	QbLYCBPGXPbYIDYcPIDgL.cmd
2456	QbLYCBPGXPbYIDYcPIDgL.cmd
2456	QbLYCBPGXPbYIDYcPIDgL.cmd
2456	QbLYCBPGXPbYIDYcPIDgL.cmd
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe
4156	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4156	RegAsm.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4156	RegAsm.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 628 wrote to memory of 2456	628	695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe	84
PID 628 wrote to memory of 2456	628	695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe	84
PID 628 wrote to memory of 2456	628	695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe	84
PID 2456 wrote to memory of 4156	2456	QbLYCBPGXPbYIDYcPIDgL.cmd	85
PID 2456 wrote to memory of 4156	2456	QbLYCBPGXPbYIDYcPIDgL.cmd	85
PID 2456 wrote to memory of 4156	2456	QbLYCBPGXPbYIDYcPIDgL.cmd	85
PID 2456 wrote to memory of 4156	2456	QbLYCBPGXPbYIDYcPIDgL.cmd	85
PID 2456 wrote to memory of 4156	2456	QbLYCBPGXPbYIDYcPIDgL.cmd	85
PID 4156 wrote to memory of 4044	4156	RegAsm.exe	100
PID 4156 wrote to memory of 4044	4156	RegAsm.exe	100
PID 4156 wrote to memory of 4044	4156	RegAsm.exe	100

C:\Users\Admin\AppData\Local\Temp\695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe
"C:\Users\Admin\AppData\Local\Temp\695948025c33e266f635153993f55133514836be90cdd0739d860bcde6d863c4.exe"
1⤵
- Luminosity
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:628
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\QbLYCBPGXPbYIDYcPIDgL.cmd
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\QbLYCBPGXPbYIDYcPIDgL.cmd QbLYCBPGXPbYIDYcPID
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2456
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
    - CmdLine Args
    3⤵
    - Drops startup file
    - Adds Run key to start application
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4156
  - - C:\Windows\SysWOW64\schtasks.exe
      schtasks /create /sc onlogon /tn "Client Monitor" /rl highest /tr "'C:\Program Files (x86)\Client\client.exe' /startup" /f
      4⤵
      Luminosity
      System Location Discovery: System Language Discovery
      Scheduled Task/Job: Scheduled Task
      PID:4044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Client\client.exe

Filesize
52KB

MD5
a64daca3cfbcd039df3ec29d3eddd001

SHA1
eee8b2573f71e8d5c3ee7e53af3e6772e090d0f3

SHA256
403752009f29381d5e4036b8be94589c89188f9ce8ef5f86959eaaada019ed36

SHA512
b6fe2d0ae3fcd4442579ecf10d498d61e0f042813c8fc4be8019da77d849cfcf0b168507139a1b5697227c272de9091788f8e03cf1ce13d5b5077568cfa6a479

Download Submit
C:\Program Files (x86)\Client\client.exe.config

Filesize
181B

MD5
0366f988e5ea426d80338070d8fa241b

SHA1
153b90af59d0598a0d5f5e083cb7ff24e2f7adcf

SHA256
325b14941e79aeb570eb4062714d446f70b51db3c14fa58c5d2f90c8dafe3c3e

SHA512
563a39c5958ae6f507e37923959a8a2608c7e9a6f338053edc142d8038849043c6050df2946116876102704ff14d6b36314aca468d91a7f3279754df2aba0bc2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\QbLYCBPGXPbYIDYcPID

Filesize
35KB

MD5
72b36c12497445f37160a6d0161cb995

SHA1
da8f1a93a7bc5ef1ee0430367dcd776c646b6cbe

SHA256
4761f4a8b757b9c6cf7bb37bdf973b4a09e7bf93d3d21149172ec77a3ccd9552

SHA512
a0707acb63702f1e095887eef1f130991233a329a5c142a33cef3243682be6742b046fba186ada03970ad2af50a5a161026f2146f4f5d7930fff4961b8dccf32

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\QbLYCBPGXPbYIDYcPIDgL.cmd

Filesize
915KB

MD5
e01ced5c12390ff5256694eda890b33a

SHA1
0bb74a9d3154d1269e5e456aa41e94b60f753f78

SHA256
66c1f3e71685f81f836e29e77844c737ceaa47ff787d6b233b05166973fa73ba

SHA512
93a35ef3749826c1256c4de0fffe099374dbc5cd3d8eccf22690cf2a4c7e63b508ddbe4e412758a84f9c6e9478b5173a6cf93606779af18542d5a2937183219d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\bDBQhIKXVVbP

Filesize
452KB

MD5
ad73d8fae345ee6c61d81f9c9b6abe73

SHA1
e26043ea314136beaf98e7bcfcc902b60282c412

SHA256
978222e1962291bf90244b8593c90a14251fbcd4f313ef1e4619e4c83c72bac5

SHA512
f696356c32fc101ce6c7096edb8c95ec1b6363102e18c924292db862e2cc88fc7ed87c93f43ad8c5955c1e59eb0d0004dd4140db0649557368ce24dd850be39d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\bDBQhIKXVVbPZJSU.cmd.lnk

Filesize
945B

MD5
4928fb080511e442b91edde7274b307c

SHA1
4fd873f8ed6afb92c421b49d64ac1488edfdb63e

SHA256
b5a0dae1f8d8a7c371e939e10646a64fb27f5093c6b72f9a791b4012536cf72f

SHA512
35ff83f09d6a1f4dd67a1faf6c1a243f178c2b197cd325d3f6faaff5a03d62e4813fa2cae6be3a5a99d762a4d08bebf929d6feae7c5d162bd70fe524541444a7

Download Submit
memory/2456-17-0x0000000002210000-0x0000000002211000-memory.dmp

Filesize
4KB

Download
memory/4156-26-0x00000000730C0000-0x0000000073671000-memory.dmp

Filesize
5.7MB

Download
memory/4156-30-0x00000000730C2000-0x00000000730C3000-memory.dmp

Filesize
4KB

Download
memory/4156-31-0x00000000730C0000-0x0000000073671000-memory.dmp

Filesize
5.7MB

Download
memory/4156-27-0x00000000730C0000-0x0000000073671000-memory.dmp

Filesize
5.7MB

Download
memory/4156-24-0x00000000730C2000-0x00000000730C3000-memory.dmp

Filesize
4KB

Download
memory/4156-18-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download