246eeac6a41cf0dc61babdb38abe2357563b89a32a29ccade72c6894e821f83a

Analysis

max time kernel
16s
max time network
19s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22/08/2024, 00:06

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General

Target

b5939b8cab64445ae543739cffb5841c_JaffaCakes118.dll
Size

224KB
MD5

b5939b8cab64445ae543739cffb5841c
SHA1

1ea63690cca353195a024bf2ef35018f15bf5049
SHA256

246eeac6a41cf0dc61babdb38abe2357563b89a32a29ccade72c6894e821f83a
SHA512

fb486fcdfcd2462b31f3a5e6a6016ab2b28b72831ceba5768b4e3cd2e3208fe4cc17bfceecae1a849e6fc88257527cfa9d150036f0874adfd694bc7b1eb480f8
SSDEEP

3072:n1HMKLWpgiOKFLuyz59MhZ6ak9XpdM8Jz2KigOJ6c6xFqHNsptnsDHiPE:1sA4nTMvgFrPPiXrCF5bsms

Score

10^/10

discovery persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\onfwbsak = "{9F76D043-1EF1-42E1-BAF6-C81EFEE0108E}"	rundll32.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	rundll32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F76D043-1EF1-42E1-BAF6-C81EFEE0108E}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F76D043-1EF1-42E1-BAF6-C81EFEE0108E}\InProcServer32\ = "C:\\Windows\\onfwbsak.dll"	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{9F76D043-1EF1-42E1-BAF6-C81EFEE0108E}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 824 wrote to memory of 2192	824	rundll32.exe	30
PID 824 wrote to memory of 2192	824	rundll32.exe	30
PID 824 wrote to memory of 2192	824	rundll32.exe	30
PID 824 wrote to memory of 2192	824	rundll32.exe	30
PID 824 wrote to memory of 2192	824	rundll32.exe	30
PID 824 wrote to memory of 2192	824	rundll32.exe	30
PID 824 wrote to memory of 2192	824	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5939b8cab64445ae543739cffb5841c_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:824
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\b5939b8cab64445ae543739cffb5841c_JaffaCakes118.dll,#1
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2192

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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