a5c3424f2bd3b1ce742d4b8e66289e5a84f30b0d491109f317bfc1f819833e18

General

Target

ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe
Size

120KB
MD5

ec881c7c25a55a30086439602df7e41e
SHA1

153f4f338dbbc0ceb1edfc792d1fd454b35976c6
SHA256

a5c3424f2bd3b1ce742d4b8e66289e5a84f30b0d491109f317bfc1f819833e18
SHA512

1842ba0a21f9448b1601db3cc3440622e351727e730923c725f6e582cc62ab8a237ab440d20e705198b0e30f9fac8b06d63855fd6b03e281956cf48d978d51c0
SSDEEP

3072:z4R+IHUDKOjxXkAjZUA1qPH0kDAhvJ1YOAzCdTDwtuRKg0pfR:z4RrUOXAtz7AzCdQcL0N

Score

10^/10

discovery persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe"	ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\Temp\\ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe"	ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "calc.exe"	ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1716-0-0x0000000000400000-0x0000000000D7A000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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	ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1716	ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ec881c7c25a55a30086439602df7e41e_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Event Triggered Execution: Image File Execution Options Injection
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
PID:1716

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Event Triggered Execution

1

T1546

Image File Execution Options Injection

1

T1546.012

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Event Triggered Execution

1

T1546

Image File Execution Options Injection

1

T1546.012

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1716-1-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-0-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-2-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-3-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-4-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-5-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-6-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-7-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-8-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-9-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-10-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-11-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-12-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-13-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-14-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-15-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-16-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-17-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-18-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download
memory/1716-19-0x0000000000400000-0x0000000000D7A000-memory.dmp

Filesize
9.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads