luminosity | 4b9b87441ef44b226d170b760103ff694a7374805e26202822250154d3206994

General

Target

RFQ-1.exe
Size

865KB
MD5

ded2efc42a4aa5529688d94318c84e14
SHA1

66522967e681b6dd96356997de85c47671027fe1
SHA256

4b9b87441ef44b226d170b760103ff694a7374805e26202822250154d3206994
SHA512

5e4bbf0e42d49e0c08369fe46b682e40c000e32aca85b39016c71ad1611b0d9233756e0472776a7a4c83c9e2491c343ced09f2f1c2617d5f537f78fabb982c14
SSDEEP

24576:ItTjLfP36gvBsU6y4spmW6Ghl2b7hN/HAT:4jLPv4spmW6G8/

Score

10^/10

luminosity discovery persistence rat

Malware Config

Signatures

Luminosity 3 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		RFQ-1.exe
		2804	schtasks.exe
		1464	schtasks.exe

Luminosity family
luminosity

Executes dropped EXE 1 IoCs

pid	Process
2648	java.exe

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\Microsoft\Windows\CurrentVersion\RunOnce\java update = "cmd /c \"start \"java update\" \"C:\\Program Files (x86)\\javau\\java.exe\""	REG.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\java update = "cmd /c \"start \"java update\" \"C:\\Program Files (x86)\\javau\\java.exe\""	REG.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\javau\java.exe	RFQ-1.exe
File opened for modification	C:\Program Files (x86)\javau\java.exe	RFQ-1.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	REG.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RFQ-1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	java.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
1464	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2736	RFQ-1.exe
Token: SeDebugPrivilege	2648	java.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2736	RFQ-1.exe
2648	java.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 2804	2736	RFQ-1.exe	30
PID 2736 wrote to memory of 2804	2736	RFQ-1.exe	30
PID 2736 wrote to memory of 2804	2736	RFQ-1.exe	30
PID 2736 wrote to memory of 2804	2736	RFQ-1.exe	30
PID 1276 wrote to memory of 2648	1276	taskeng.exe	33
PID 1276 wrote to memory of 2648	1276	taskeng.exe	33
PID 1276 wrote to memory of 2648	1276	taskeng.exe	33
PID 1276 wrote to memory of 2648	1276	taskeng.exe	33
PID 1276 wrote to memory of 2648	1276	taskeng.exe	33
PID 1276 wrote to memory of 2648	1276	taskeng.exe	33
PID 1276 wrote to memory of 2648	1276	taskeng.exe	33
PID 2648 wrote to memory of 1464	2648	java.exe	34
PID 2648 wrote to memory of 1464	2648	java.exe	34
PID 2648 wrote to memory of 1464	2648	java.exe	34
PID 2648 wrote to memory of 1464	2648	java.exe	34
PID 2736 wrote to memory of 2032	2736	RFQ-1.exe	36
PID 2736 wrote to memory of 2032	2736	RFQ-1.exe	36
PID 2736 wrote to memory of 2032	2736	RFQ-1.exe	36
PID 2736 wrote to memory of 2032	2736	RFQ-1.exe	36
PID 2648 wrote to memory of 680	2648	java.exe	38
PID 2648 wrote to memory of 680	2648	java.exe	38
PID 2648 wrote to memory of 680	2648	java.exe	38
PID 2648 wrote to memory of 680	2648	java.exe	38

C:\Users\Admin\AppData\Local\Temp\RFQ-1.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ-1.exe"
1⤵
- Luminosity
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /tn "java update" /tr "'C:\Program Files (x86)\javau\java.exe' /startup" /sc MINUTE /f /rl highest
  2⤵
  - Luminosity
  - System Location Discovery: System Language Discovery
  PID:2804
- C:\Windows\SysWOW64\REG.exe
  REG ADD "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "java update" /d "cmd /c """start """java update""" """C:\Program Files (x86)\javau\java.exe"""" /f /reg:64
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  PID:2032

C:\Windows\system32\taskeng.exe
taskeng.exe {CA20ABD9-4D2C-4C84-ABA0-8F6582899250} S-1-5-21-312935884-697965778-3955649944-1000:MXQFNXLT\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1276
- C:\Program Files (x86)\javau\java.exe
  "C:\Program Files (x86)\javau\java.exe" /startup
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2648
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /tn "java update" /tr "'C:\Program Files (x86)\javau\java.exe' /startup" /sc MINUTE /f /rl highest
    3⤵
    - Luminosity
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:1464
- - C:\Windows\SysWOW64\REG.exe
    REG ADD "HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce" /v "java update" /d "cmd /c """start """java update""" """C:\Program Files (x86)\javau\java.exe"""" /f /reg:64
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\javau\java.exe

Filesize
865KB

MD5
ded2efc42a4aa5529688d94318c84e14

SHA1
66522967e681b6dd96356997de85c47671027fe1

SHA256
4b9b87441ef44b226d170b760103ff694a7374805e26202822250154d3206994

SHA512
5e4bbf0e42d49e0c08369fe46b682e40c000e32aca85b39016c71ad1611b0d9233756e0472776a7a4c83c9e2491c343ced09f2f1c2617d5f537f78fabb982c14

Download Submit
memory/2648-9-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2648-10-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2648-11-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2648-12-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2648-13-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2736-0-0x0000000074791000-0x0000000074792000-memory.dmp

Filesize
4KB

Download
memory/2736-1-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2736-2-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download
memory/2736-4-0x0000000074790000-0x0000000074D3B000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads