5fea0c406a2a8b98658dd5a889cda3d9164d56963e2fa9328f86dc7aacb29393

Analysis

max time kernel
141s
max time network
16s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
23/08/2024, 11:14

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General

Target

bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe
Size

49KB
MD5

bb7eaf8c8c54a1dcca0452cd35899cac
SHA1

bd1d799d49135c2229a6d043f7ae8455110e2d37
SHA256

5fea0c406a2a8b98658dd5a889cda3d9164d56963e2fa9328f86dc7aacb29393
SHA512

f8896e843c427ebe7d1c03fd52c631598e8fbc9bf2a5558385feca69fbbbe3ec910b369cc83b03f878d39ad5610361c78bf13707fcfb959137174b12eb913108
SSDEEP

1536:ZCHxCUZS42jpJ0fnvNs3tKUoNkbk1+exNbf:kYUZS42kfnVsjVexV

Score

10^/10

discovery persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "userinit.exe,C:\\Windows\\system32\\ntos.exe,"	bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ntos.exe	bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe

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	bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
712	bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe
712	bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	712	bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\bb7eaf8c8c54a1dcca0452cd35899cac_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:712

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/712-1-0x0000000000411000-0x0000000000413000-memory.dmp

Filesize
8KB

Download
memory/712-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/712-3-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/712-2-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/712-8-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/712-9-0x0000000000411000-0x0000000000413000-memory.dmp

Filesize
8KB

Download