1b3c4594623bd2f88999702482246ad712485f5d71eac2909e61652d671b2b3e

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
23/08/2024, 22:40

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General

Target

bd727617e84d1e6fb7598172cdc9594d_JaffaCakes118.dll
Size

304KB
MD5

bd727617e84d1e6fb7598172cdc9594d
SHA1

dbed6bbf11dee1e2e5c18e793648a990474dd909
SHA256

1b3c4594623bd2f88999702482246ad712485f5d71eac2909e61652d671b2b3e
SHA512

2e9efa388e6fe525d329a0d5157b93651578f0e8f0de5995aa44b3fab07646ba0226e5c4c5bb5cccef3e9068d3b2762e33809216ec24ce5f1a05ab99a9308aea
SSDEEP

3072:52/b55akwTAkIOHTK6Yo/XMp7ROatLZCL57b2oAh744lqwNVCNHie64VH2ad704L:+s26BXMp7jyiKH1u+

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\vregfwlx = "{78A1C81C-6137-4A23-91B0-26D1605BD227}"	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\{78A1C81C-6137-4A23-91B0-26D1605BD227}\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\{78A1C81C-6137-4A23-91B0-26D1605BD227}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{78A1C81C-6137-4A23-91B0-26D1605BD227}\InProcServer32\ = "C:\\Windows\\vregfwlx.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 1068	2800	rundll32.exe	84
PID 2800 wrote to memory of 1068	2800	rundll32.exe	84
PID 2800 wrote to memory of 1068	2800	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd727617e84d1e6fb7598172cdc9594d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bd727617e84d1e6fb7598172cdc9594d_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:1068

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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