05b2a07a0dc992832f237262891428be4060b5af64ef9aed573f912c113ed9ab

General

Target

0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
Size

22KB
MD5

0956cb040b084392f208b7c76fed3797
SHA1

be5d2241a13e4800ee83847175f32c28797115be
SHA256

05b2a07a0dc992832f237262891428be4060b5af64ef9aed573f912c113ed9ab
SHA512

3bb202e9326e262129bccf8bd7dd93f51e8a255bdd1c2d131a639ab1a2ac45c29207105f07816e88e85e7b43e133c8d762542c7f687ec82aaf6b9469e0583085
SSDEEP

384:7O/zMMg/GnkZ18O/zN+5g0BaYm34YBcgMMMI7iYZW94x:7az6GnNazN50gYm3BMMMIO/+

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2788	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2252	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2252	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe

Modifies WinLogon 2 TTPs 6 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\Winlogon\Impersonate = "0"	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\Winlogon\Asynchronous = "0"	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\Winlogon	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\Winlogon\DllName = "C:\\Windows\\system32\\Winlogon.dll"	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Notify\Winlogon\StartShell = "WinlStartShellEvent"	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\Winlogon.dll	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\calc.exe	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2676	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2676 wrote to memory of 2788	2676	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe	31
PID 2676 wrote to memory of 2788	2676	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe	31
PID 2676 wrote to memory of 2788	2676	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe	31
PID 2676 wrote to memory of 2788	2676	0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2676
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\0956CB~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2788

C:\Windows\SysWOW64\0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
C:\Windows\SysWOW64\0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies WinLogon
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2252

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

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

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:\Windows\SysWOW64\0956cb040b084392f208b7c76fed3797_JaffaCakes118.exe

Filesize
22KB

MD5
0956cb040b084392f208b7c76fed3797

SHA1
be5d2241a13e4800ee83847175f32c28797115be

SHA256
05b2a07a0dc992832f237262891428be4060b5af64ef9aed573f912c113ed9ab

SHA512
3bb202e9326e262129bccf8bd7dd93f51e8a255bdd1c2d131a639ab1a2ac45c29207105f07816e88e85e7b43e133c8d762542c7f687ec82aaf6b9469e0583085

Download Submit
\Windows\SysWOW64\Winlogon.dll

Filesize
15KB

MD5
d8ec24b85ec3bdf194210f0918109ed0

SHA1
6c449057fc91e1833a0de03d3966fedc352238a8

SHA256
2a618e751c9385e6a4b6039111836b779ba92c866065ebf896b01bc72304d506

SHA512
4bd61785249f512f9756fae10a2c00f19f054207953649e66301dbbff3eb95a0e877c325418abfdb140a437706ede192db00a389f29d80c07df9bc86e7214e98

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads