1e88829f3d4ab8313d4788b6ff402d4c7330880c6d73a572d15e31e41e03e8f3

Analysis

max time kernel
141s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
18-08-2024 21:35

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General

Target

a84d7ff37b765c8b02ede68716ad304c_JaffaCakes118.exe
Size

41KB
MD5

a84d7ff37b765c8b02ede68716ad304c
SHA1

0821f9e83dd311aa9d0a4d34105fbf5e458b801f
SHA256

1e88829f3d4ab8313d4788b6ff402d4c7330880c6d73a572d15e31e41e03e8f3
SHA512

6497312ece9627196153dee48511e16f17748c8567bd520f27111b9bb8557cd0eb421fc16be001b0ed8446bbd49765103f5096171ff48252e9c516bed75ffe24
SSDEEP

768:DzDq2HgmhKFMkt40k4a0HY7YCsbEuAVYC20GA8dKY/IGYwYbm:Dz+oKFM09RY7Q54YHPZMAYwWm

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,"	a84d7ff37b765c8b02ede68716ad304c_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntos.exe	a84d7ff37b765c8b02ede68716ad304c_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\ntos.exe	a84d7ff37b765c8b02ede68716ad304c_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	a84d7ff37b765c8b02ede68716ad304c_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1760	a84d7ff37b765c8b02ede68716ad304c_JaffaCakes118.exe
1760	a84d7ff37b765c8b02ede68716ad304c_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1760	a84d7ff37b765c8b02ede68716ad304c_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a84d7ff37b765c8b02ede68716ad304c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a84d7ff37b765c8b02ede68716ad304c_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:1760

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

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Downloads

memory/1760-1-0x0000000000401000-0x000000000040F000-memory.dmp

Filesize
56KB

Download
memory/1760-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/1760-6-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download