luminosity | 06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b

General

Target

06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe
Size

577KB
MD5

72166df5654821060163883236185475
SHA1

5c5dcafc6fe414a3e4148afd43bc2e0f09147e0a
SHA256

06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b
SHA512

50bac38ff70b625e4a8d3c7946e494f148a2bb94915b4d7fb377725cc9adf562c0a8f9f1a6f26c0122c9c5020e776e70a292ef4bf47ec100eac3325d67705e06
SSDEEP

12288:Y+vFS0CRTjP3MfUkxJNzC+u7+QqHth90aMHGeVi0j:YGFSrTjPMvvm+t994Ha

Score

10^/10

luminosity persistence rat

Malware Config

Signatures

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

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exe,\"C:\\Windows\\system32\\clientsvr.exe\""	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,\"C:\\ProgramData\\882935\\explorer.exe\""	explorer.exe

Executes dropped EXE 2 IoCs

pid	Process
1816	explorer.exe
1916	explorer.exe

Loads dropped DLL 1 IoCs

pid	Process
1976	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\microsoft = "\"C:\\ProgramData\\882935\\explorer.exe\""	explorer.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\clientsvr.exe	explorer.exe
File created	C:\Windows\SysWOW64\clientsvr.exe	explorer.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1660 set thread context of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1816 set thread context of 1916	1816	explorer.exe	30

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1916	explorer.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1976	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe
Token: SeDebugPrivilege	1816	explorer.exe
Token: SeDebugPrivilege	1916	explorer.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1916	explorer.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1660 wrote to memory of 1976	1660	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	27
PID 1976 wrote to memory of 1816	1976	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	29
PID 1976 wrote to memory of 1816	1976	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	29
PID 1976 wrote to memory of 1816	1976	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	29
PID 1976 wrote to memory of 1816	1976	06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe	29
PID 1816 wrote to memory of 1916	1816	explorer.exe	30
PID 1816 wrote to memory of 1916	1816	explorer.exe	30
PID 1816 wrote to memory of 1916	1816	explorer.exe	30
PID 1816 wrote to memory of 1916	1816	explorer.exe	30
PID 1816 wrote to memory of 1916	1816	explorer.exe	30
PID 1816 wrote to memory of 1916	1816	explorer.exe	30
PID 1816 wrote to memory of 1916	1816	explorer.exe	30
PID 1816 wrote to memory of 1916	1816	explorer.exe	30
PID 1816 wrote to memory of 1916	1816	explorer.exe	30

C:\Users\Admin\AppData\Local\Temp\06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe
"C:\Users\Admin\AppData\Local\Temp\06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1660
- C:\Users\Admin\AppData\Local\Temp\06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe
  "C:\Users\Admin\AppData\Local\Temp\06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:1976
- - C:\ProgramData\882935\explorer.exe
    "C:\ProgramData\882935\explorer.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1816
  - - C:\ProgramData\882935\explorer.exe
      "C:\ProgramData\882935\explorer.exe"
      4⤵
      Modifies WinLogon for persistence
      Executes dropped EXE
      Adds Run key to start application
      Drops file in System32 directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of SetWindowsHookEx
      PID:1916

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\882935\explorer.exe

Filesize
577KB

MD5
72166df5654821060163883236185475

SHA1
5c5dcafc6fe414a3e4148afd43bc2e0f09147e0a

SHA256
06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b

SHA512
50bac38ff70b625e4a8d3c7946e494f148a2bb94915b4d7fb377725cc9adf562c0a8f9f1a6f26c0122c9c5020e776e70a292ef4bf47ec100eac3325d67705e06

Download Submit
C:\ProgramData\882935\explorer.exe

Filesize
577KB

MD5
72166df5654821060163883236185475

SHA1
5c5dcafc6fe414a3e4148afd43bc2e0f09147e0a

SHA256
06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b

SHA512
50bac38ff70b625e4a8d3c7946e494f148a2bb94915b4d7fb377725cc9adf562c0a8f9f1a6f26c0122c9c5020e776e70a292ef4bf47ec100eac3325d67705e06

Download Submit
C:\ProgramData\882935\explorer.exe

Filesize
577KB

MD5
72166df5654821060163883236185475

SHA1
5c5dcafc6fe414a3e4148afd43bc2e0f09147e0a

SHA256
06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b

SHA512
50bac38ff70b625e4a8d3c7946e494f148a2bb94915b4d7fb377725cc9adf562c0a8f9f1a6f26c0122c9c5020e776e70a292ef4bf47ec100eac3325d67705e06

Download Submit
\ProgramData\882935\explorer.exe

Filesize
577KB

MD5
72166df5654821060163883236185475

SHA1
5c5dcafc6fe414a3e4148afd43bc2e0f09147e0a

SHA256
06ebf59f231e2a63fedf10b2e2ee3e367bf913a65062eaeec46dd2cdd294b38b

SHA512
50bac38ff70b625e4a8d3c7946e494f148a2bb94915b4d7fb377725cc9adf562c0a8f9f1a6f26c0122c9c5020e776e70a292ef4bf47ec100eac3325d67705e06

Download Submit
memory/1660-70-0x0000000073FC0000-0x000000007456B000-memory.dmp

Filesize
5.7MB

Download
memory/1660-55-0x0000000073FC0000-0x000000007456B000-memory.dmp

Filesize
5.7MB

Download
memory/1660-56-0x0000000073FC0000-0x000000007456B000-memory.dmp

Filesize
5.7MB

Download
memory/1660-57-0x0000000002146000-0x0000000002157000-memory.dmp

Filesize
68KB

Download
memory/1660-54-0x0000000075F51000-0x0000000075F53000-memory.dmp

Filesize
8KB

Download
memory/1660-72-0x0000000002146000-0x0000000002157000-memory.dmp

Filesize
68KB

Download
memory/1816-96-0x0000000073A10000-0x0000000073FBB000-memory.dmp

Filesize
5.7MB

Download
memory/1816-86-0x0000000073A10000-0x0000000073FBB000-memory.dmp

Filesize
5.7MB

Download
memory/1816-97-0x0000000000A06000-0x0000000000A17000-memory.dmp

Filesize
68KB

Download
memory/1816-83-0x0000000073A10000-0x0000000073FBB000-memory.dmp

Filesize
5.7MB

Download
memory/1816-84-0x0000000000A06000-0x0000000000A17000-memory.dmp

Filesize
68KB

Download
memory/1916-104-0x0000000073A10000-0x0000000073FBB000-memory.dmp

Filesize
5.7MB

Download
memory/1916-102-0x0000000073A10000-0x0000000073FBB000-memory.dmp

Filesize
5.7MB

Download
memory/1916-100-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1916-98-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/1976-85-0x0000000073A10000-0x0000000073FBB000-memory.dmp

Filesize
5.7MB

Download
memory/1976-61-0x0000000000080000-0x00000000000E2000-memory.dmp

Filesize
392KB

Download
memory/1976-59-0x0000000000080000-0x00000000000E2000-memory.dmp

Filesize
392KB

Download
memory/1976-58-0x0000000000080000-0x00000000000E2000-memory.dmp

Filesize
392KB

Download
memory/1976-65-0x0000000000080000-0x00000000000E2000-memory.dmp

Filesize
392KB

Download
memory/1976-66-0x0000000000080000-0x00000000000E2000-memory.dmp

Filesize
392KB

Download
memory/1976-77-0x0000000073A10000-0x0000000073FBB000-memory.dmp

Filesize
5.7MB

Download
memory/1976-75-0x0000000000080000-0x00000000000E2000-memory.dmp

Filesize
392KB

Download
memory/1976-103-0x0000000073A10000-0x0000000073FBB000-memory.dmp

Filesize
5.7MB

Download
memory/1976-71-0x0000000000080000-0x00000000000E2000-memory.dmp

Filesize
392KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads