1a2a980be1c84714ffa89fbda50c7e05da8eeab0c270c3ca264aa13d70145185

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2024, 03:26

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe
Size

443KB
MD5

383a29792ab3b1da5b60efc211f0c1d8
SHA1

40b44944f8f2c71e0a5a1c9659de5b4d1139c6c3
SHA256

1a2a980be1c84714ffa89fbda50c7e05da8eeab0c270c3ca264aa13d70145185
SHA512

11a7baef8b94338468dc990ff9e506bee8d76643ecb956965da36c88beeb9c7eeeb0b287b7c1d5a0ad33e2fa2269c4e458d88738e7732fdc0f644ba191ab3047
SSDEEP

12288:hvaFHfGC8X1+WUSK1AkWu9AP6jWwmw6LVW:hvyeXX1c1FW+APldfLV

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 = "C:\\WINDOWS\\system32\\userinit.exe,C:\\Program Files (x86)\\Arquivos comuns\\Roxio Shared\\9.0\\DLLShared\\setup.exe"	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1268 set thread context of 1336	1268	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe	89

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Arquivos comuns\Roxio Shared\9.0\DLLShared\	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe
File opened for modification	C:\Program Files (x86)\Arquivos comuns\Roxio Shared\9.0\DLLShared\setup.exe	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe
File created	C:\Program Files (x86)\Arquivos comuns\Roxio Shared\9.0\DLLShared\015a	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Media\015\	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe
File created	C:\Windows\Media\NewIcon.ico	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4016	1268	WerFault.exe	82
3036	1336	WerFault.exe	89

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	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1268	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1268 wrote to memory of 1336	1268	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe	89
PID 1268 wrote to memory of 1336	1268	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe	89
PID 1268 wrote to memory of 1336	1268	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe	89
PID 1268 wrote to memory of 1336	1268	383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\383a29792ab3b1da5b60efc211f0c1d8_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Suspicious use of SetThreadContext
- Drops file in Program Files directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1268
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1268 -s 396
  2⤵
  - Program crash
  PID:4016
- C:\windows\SysWOW64\notepad.exe
  C:\windows\system32\notepad.exe
  2⤵
  PID:1336
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1336 -s 80
    3⤵
    - Program crash
    PID:3036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1268 -ip 1268
1⤵
PID:2348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1336 -ip 1336
1⤵
PID:2472

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

Loading Replay Monitor...

Downloads

memory/1268-0-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/1268-2-0x0000000000790000-0x00000000007D7000-memory.dmp

Filesize
284KB

Download
memory/1268-3-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/1268-5-0x0000000002350000-0x00000000023C9000-memory.dmp

Filesize
484KB

Download
memory/1268-4-0x0000000000600000-0x000000000060D000-memory.dmp

Filesize
52KB

Download
memory/1268-6-0x0000000002430000-0x0000000002431000-memory.dmp

Filesize
4KB

Download
memory/1268-8-0x0000000000400000-0x0000000000508000-memory.dmp

Filesize
1.0MB

Download
memory/1268-9-0x0000000000790000-0x00000000007D7000-memory.dmp

Filesize
284KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads