bff99db18fcc1668218698292bb23e804a7b6abed80af194347785f9db7e59a7

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "3"	42c8d6e62450936d2f72ca5446744903.exe

Disables taskbar notifications via registry modification
evasion

Modifies Installed Components in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3818056530-936619650-3554021955-1000\Software\Microsoft\Active Setup\Installed Components	explorer.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2324-1-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/776-44-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/776-43-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2324-46-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2324-130-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/1900-133-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2324-136-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/2324-218-0x0000000000400000-0x000000000046C000-memory.dmp	upx
behavioral1/memory/1900-220-0x00000000020F0000-0x00000000021F0000-memory.dmp	upx
behavioral1/memory/2324-223-0x0000000000400000-0x000000000046C000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\079.exe = "C:\\Program Files (x86)\\LP\\C90F\\079.exe"	42c8d6e62450936d2f72ca5446744903.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\LP\C90F\079.exe	42c8d6e62450936d2f72ca5446744903.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe
2324	42c8d6e62450936d2f72ca5446744903.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeRestorePrivilege	2832	msiexec.exe
Token: SeTakeOwnershipPrivilege	2832	msiexec.exe
Token: SeSecurityPrivilege	2832	msiexec.exe
Token: SeShutdownPrivilege	2196	explorer.exe
Token: SeShutdownPrivilege	2196	explorer.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 776	2324	42c8d6e62450936d2f72ca5446744903.exe	31
PID 2324 wrote to memory of 776	2324	42c8d6e62450936d2f72ca5446744903.exe	31
PID 2324 wrote to memory of 776	2324	42c8d6e62450936d2f72ca5446744903.exe	31
PID 2324 wrote to memory of 776	2324	42c8d6e62450936d2f72ca5446744903.exe	31
PID 2324 wrote to memory of 1900	2324	42c8d6e62450936d2f72ca5446744903.exe	32
PID 2324 wrote to memory of 1900	2324	42c8d6e62450936d2f72ca5446744903.exe	32
PID 2324 wrote to memory of 1900	2324	42c8d6e62450936d2f72ca5446744903.exe	32
PID 2324 wrote to memory of 1900	2324	42c8d6e62450936d2f72ca5446744903.exe	32

System policy modification 1 TTPs 2 IoCs

evasion

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer	42c8d6e62450936d2f72ca5446744903.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\HideSCAHealth = "1"	42c8d6e62450936d2f72ca5446744903.exe

C:\Users\Admin\AppData\Local\Temp\42c8d6e62450936d2f72ca5446744903.exe
"C:\Users\Admin\AppData\Local\Temp\42c8d6e62450936d2f72ca5446744903.exe"
1⤵
- Modifies security service
- Adds Run key to start application
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2324
- C:\Users\Admin\AppData\Local\Temp\42c8d6e62450936d2f72ca5446744903.exe
  C:\Users\Admin\AppData\Local\Temp\42c8d6e62450936d2f72ca5446744903.exe startC:\Users\Admin\AppData\Roaming\F806D\A24C9.exe%C:\Users\Admin\AppData\Roaming\F806D
  2⤵
  PID:776
- C:\Users\Admin\AppData\Local\Temp\42c8d6e62450936d2f72ca5446744903.exe
  C:\Users\Admin\AppData\Local\Temp\42c8d6e62450936d2f72ca5446744903.exe startC:\Program Files (x86)\6D081\lvvm.exe%C:\Program Files (x86)\6D081
  2⤵
  PID:1900
- C:\Program Files (x86)\LP\C90F\8D03.tmp
  "C:\Program Files (x86)\LP\C90F\8D03.tmp"
  2⤵
  PID:2752

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2832

C:\Windows\explorer.exe
explorer.exe
1⤵
- Modifies Installed Components in the registry
- Suspicious use of AdjustPrivilegeToken
PID:2196

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

4

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System