1b8b24abfc6af6b740b1d7c1250999a928164f4059360ac417afff1697f0e78c

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 21:32

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General

Target

a84afc181a6dda2dfb815566f200e81f_JaffaCakes118.dll
Size

196KB
MD5

a84afc181a6dda2dfb815566f200e81f
SHA1

fe310e7bd50551a98b171fc6f2ea7f2deb20535a
SHA256

1b8b24abfc6af6b740b1d7c1250999a928164f4059360ac417afff1697f0e78c
SHA512

7955ec5c806999460827c817bf7184c485288c81ae28ee0519694b805f84b12b93276aad25803a5880a620e1b1f7dd0e7bd87c7bbc28aad28bb73617a0e8e2e9
SSDEEP

3072:jU6SsIqChvBa/5mlHQH4sonI9a5EFEgipoOs4rzUfyN/tD+:IdsIDvE/sBQXUoG138yNB+

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\tfnslopk = "{A448D125-A2CF-4CE3-BAA4-742344EC7986}"	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\{A448D125-A2CF-4CE3-BAA4-742344EC7986}\InProcServer32	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID	rundll32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A448D125-A2CF-4CE3-BAA4-742344EC7986}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{A448D125-A2CF-4CE3-BAA4-742344EC7986}\InProcServer32\ = "C:\\Windows\\tfnslopk.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2776 wrote to memory of 2836	2776	rundll32.exe	30
PID 2776 wrote to memory of 2836	2776	rundll32.exe	30
PID 2776 wrote to memory of 2836	2776	rundll32.exe	30
PID 2776 wrote to memory of 2836	2776	rundll32.exe	30
PID 2776 wrote to memory of 2836	2776	rundll32.exe	30
PID 2776 wrote to memory of 2836	2776	rundll32.exe	30
PID 2776 wrote to memory of 2836	2776	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a84afc181a6dda2dfb815566f200e81f_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2776
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a84afc181a6dda2dfb815566f200e81f_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:2836

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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