f39835fcc2d5dcfd78211b2b4b0fc9074c604c4e6ed3912d781f692b8dcf6c56

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
20/08/2024, 01:07

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General

Target

ad509f66ecec0266ea9f725fe499f743_JaffaCakes118.dll
Size

120KB
MD5

ad509f66ecec0266ea9f725fe499f743
SHA1

9e897ae26a25e7a586879d21e6bb0e72cfe997cd
SHA256

f39835fcc2d5dcfd78211b2b4b0fc9074c604c4e6ed3912d781f692b8dcf6c56
SHA512

b44a1bfe64bc5107726b507f829458ea0038c48fd4995973af47fa8ac6ac27f859a076cc114f05ef6b492b83bd3f3ef3a193f8bad2ec413844105d2af1c090d0
SSDEEP

3072:dhqz3mXaokxzQQIugcdL8cZtl+hpqMKOlRXJdgWuLh2eDMkkn:mz3mXexpIzWD0vgZLhHQ

Score

6^/10

discovery persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Dtenapaf = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\ad509f66ecec0266ea9f725fe499f743_JaffaCakes118.dll\",Startup"	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe
1520	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1520	rundll32.exe
856	rundll32.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1884 wrote to memory of 1520	1884	rundll32.exe	84
PID 1884 wrote to memory of 1520	1884	rundll32.exe	84
PID 1884 wrote to memory of 1520	1884	rundll32.exe	84
PID 1520 wrote to memory of 856	1520	rundll32.exe	97
PID 1520 wrote to memory of 856	1520	rundll32.exe	97
PID 1520 wrote to memory of 856	1520	rundll32.exe	97

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad509f66ecec0266ea9f725fe499f743_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1884
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ad509f66ecec0266ea9f725fe499f743_JaffaCakes118.dll,#1
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1520
- - C:\Windows\SysWOW64\rundll32.exe
    rundll32.exe "C:\Users\Admin\AppData\Local\Temp\ad509f66ecec0266ea9f725fe499f743_JaffaCakes118.dll",iep
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:856

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

Replay Monitor

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Downloads

memory/856-11-0x0000000002BA0000-0x0000000002BB0000-memory.dmp

Filesize
64KB

Download
memory/856-10-0x0000000002BA0000-0x0000000002BB0000-memory.dmp

Filesize
64KB

Download
memory/856-9-0x0000000002BA0000-0x0000000002BB0000-memory.dmp

Filesize
64KB

Download
memory/856-12-0x0000000002BA0000-0x0000000002BB0000-memory.dmp

Filesize
64KB

Download
memory/856-14-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download
memory/1520-0-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/1520-2-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download
memory/1520-3-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/1520-4-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/1520-5-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download
memory/1520-7-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download
memory/1520-1-0x00000000022D0000-0x00000000022E0000-memory.dmp

Filesize
64KB

Download
memory/1520-13-0x0000000010000000-0x000000001001E000-memory.dmp

Filesize
120KB

Download