azorult | 7efd2936ffd94ab1fabf989fd75cb0f54253ce1950fe6bee4168b230c39e15cc

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	lsync.exe

Executes dropped EXE 4 IoCs

pid	Process
4484	busshost.exe
4272	YTLoader.exe
1668	lsync.exe
3412	attachmentphoto.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

AutoIT Executable 6 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/1668-84-0x0000000000400000-0x0000000000521000-memory.dmp	autoit_exe
behavioral2/memory/3412-118-0x0000000000400000-0x0000000000521000-memory.dmp	autoit_exe
behavioral2/memory/3412-120-0x0000000000400000-0x0000000000521000-memory.dmp	autoit_exe
behavioral2/memory/3412-122-0x0000000000400000-0x0000000000521000-memory.dmp	autoit_exe
behavioral2/memory/3412-125-0x0000000000400000-0x0000000000521000-memory.dmp	autoit_exe
behavioral2/memory/3412-127-0x0000000000400000-0x0000000000521000-memory.dmp	autoit_exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\LetsSee!\YTLoader.exe	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\LetsSee!\busshost.exe	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\LetsSee!\lsync.exe	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\LetsSee!\Uninstall.exe	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe
File created	C:\Program Files (x86)\LetsSee!\Uninstall.ini	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1736	4272	WerFault.exe	87
3324	1668	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 11 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsync.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attachmentphoto.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	busshost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	YTLoader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4932	cmd.exe
1868	PING.EXE

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	YTLoader.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	YTLoader.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

System Information Discovery

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	YTLoader.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	YTLoader.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1868	PING.EXE

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

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

persistence execution

Scheduled Task

pid	Process
3844	schtasks.exe
1620	schtasks.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4272	YTLoader.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 4484	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	86
PID 2552 wrote to memory of 4484	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	86
PID 2552 wrote to memory of 4484	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	86
PID 2552 wrote to memory of 4272	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	87
PID 2552 wrote to memory of 4272	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	87
PID 2552 wrote to memory of 4272	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	87
PID 2552 wrote to memory of 1668	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	88
PID 2552 wrote to memory of 1668	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	88
PID 2552 wrote to memory of 1668	2552	d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe	88
PID 1668 wrote to memory of 3412	1668	lsync.exe	100
PID 1668 wrote to memory of 3412	1668	lsync.exe	100
PID 1668 wrote to memory of 3412	1668	lsync.exe	100
PID 1668 wrote to memory of 4932	1668	lsync.exe	101
PID 1668 wrote to memory of 4932	1668	lsync.exe	101
PID 1668 wrote to memory of 4932	1668	lsync.exe	101
PID 4932 wrote to memory of 1868	4932	cmd.exe	105
PID 4932 wrote to memory of 1868	4932	cmd.exe	105
PID 4932 wrote to memory of 1868	4932	cmd.exe	105
PID 3412 wrote to memory of 3092	3412	attachmentphoto.exe	107
PID 3412 wrote to memory of 3092	3412	attachmentphoto.exe	107
PID 3412 wrote to memory of 3092	3412	attachmentphoto.exe	107
PID 3412 wrote to memory of 1444	3412	attachmentphoto.exe	108
PID 3412 wrote to memory of 1444	3412	attachmentphoto.exe	108
PID 3412 wrote to memory of 1444	3412	attachmentphoto.exe	108
PID 3092 wrote to memory of 1620	3092	cmd.exe	111
PID 3092 wrote to memory of 1620	3092	cmd.exe	111
PID 3092 wrote to memory of 1620	3092	cmd.exe	111
PID 1444 wrote to memory of 3844	1444	cmd.exe	112
PID 1444 wrote to memory of 3844	1444	cmd.exe	112
PID 1444 wrote to memory of 3844	1444	cmd.exe	112

C:\Users\Admin\AppData\Local\Temp\d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\d733f2e3f5b6925b7a57d52592f2cdc9_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2552
- C:\Program Files (x86)\LetsSee!\busshost.exe
  "C:\Program Files (x86)\LetsSee!\busshost.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4484
- C:\Program Files (x86)\LetsSee!\YTLoader.exe
  "C:\Program Files (x86)\LetsSee!\YTLoader.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:4272
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4272 -s 1608
    3⤵
    - Program crash
    PID:1736
- C:\Program Files (x86)\LetsSee!\lsync.exe
  "C:\Program Files (x86)\LetsSee!\lsync.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1668
- - C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\My\CTLs\7ZipArchiver\attachmentphoto.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\My\CTLs\7ZipArchiver\attachmentphoto.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3412
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c SchTasks /create /SC MINUTE /TN 7ZipUnis /TR C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\My\CTLs\7ZipArchiver\volumfix.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:3092
    - - C:\Windows\SysWOW64\schtasks.exe
        
        SchTasks /create /SC MINUTE /TN 7ZipUnis /TR C:\Users\Admin\AppData\Roaming\Microsoft\SystemCertificates\My\CTLs\7ZipArchiver\volumfix.exe
        5⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:1620
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c SchTasks /create /SC HOURLY /TN FlashServis /TR C:\ProgramData\FlashSys\CurlMSI.exe
      4⤵
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:1444
    - - C:\Windows\SysWOW64\schtasks.exe
        
        SchTasks /create /SC HOURLY /TN FlashServis /TR C:\ProgramData\FlashSys\CurlMSI.exe
        5⤵
        System Location Discovery: System Language Discovery
        Scheduled Task/Job: Scheduled Task
        
        PID:3844
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /k ping -n 2 localhost < nul & del /F /Q "C:\Program Files (x86)\LetsSee!\lsync.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:4932
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 localhost
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:1868
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1668 -s 996
    3⤵
    - Program crash
    PID:3324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4272 -ip 4272
1⤵
PID:1768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1668 -ip 1668
1⤵
PID:4412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

Persistence

Scheduled Task/Job

T1053

Scheduled Task

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

Defense Evasion

Credential Access

Discovery

Query Registry

Remote System Discovery

T1018

System Information Discovery