89aab84ce15140c36b83ca36289247c971044a50d60cd7407bbf26d7fe0f3930

Analysis

max time kernel
140s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
20-08-2024 20:58

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General

Target

b0d01c51c570f69ec861f485f1592bbd_JaffaCakes118.exe
Size

679KB
MD5

b0d01c51c570f69ec861f485f1592bbd
SHA1

fa468f728fc71771a813c502b2998bda2b54cf07
SHA256

89aab84ce15140c36b83ca36289247c971044a50d60cd7407bbf26d7fe0f3930
SHA512

78271dc2c533ac1826672fd1e35cec353245e863d7ac353c1155e564ddc28268eeed351808462a79d35564d26a7bdd7fbbaa58f1ca1c369c05bb380a6297da22
SSDEEP

12288:o3uEAaSsFxglyjraKvMfMcZc4xE5Df64DROELf5F5xHc2gL/VAnZNx8XqVopf:sTxeivMkIm5b64cELBRcNhAnVkZ9

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,"	b0d01c51c570f69ec861f485f1592bbd_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\ntos.exe	b0d01c51c570f69ec861f485f1592bbd_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\ntos.exe	b0d01c51c570f69ec861f485f1592bbd_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	b0d01c51c570f69ec861f485f1592bbd_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2524	b0d01c51c570f69ec861f485f1592bbd_JaffaCakes118.exe
2524	b0d01c51c570f69ec861f485f1592bbd_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2524	b0d01c51c570f69ec861f485f1592bbd_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\b0d01c51c570f69ec861f485f1592bbd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b0d01c51c570f69ec861f485f1592bbd_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:2524

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/2524-0-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2524-1-0x0000000000411000-0x0000000000413000-memory.dmp

Filesize
8KB

Download
memory/2524-3-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2524-2-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2524-8-0x0000000000400000-0x0000000000427000-memory.dmp

Filesize
156KB

Download
memory/2524-9-0x0000000000411000-0x0000000000413000-memory.dmp

Filesize
8KB

Download