a21d3c3508cc9445b2cbea18e3e18f2be405f924296142999b4d22476893812c

Analysis

max time kernel
149s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
25/07/2024, 23:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

71c6414d2e5a904e14b0609ee2225a14_JaffaCakes118.dll
Size

252KB
MD5

71c6414d2e5a904e14b0609ee2225a14
SHA1

eac4df0de0cb0dba6327da9af8d03821f8956f4f
SHA256

a21d3c3508cc9445b2cbea18e3e18f2be405f924296142999b4d22476893812c
SHA512

f32c7dd216a55e7aae1a7fa2f8c08126bafeba7ce423f4bcd340ff61062f6a39afd4838172144b928ab7fe03c54eefb36a1a4fc4a787a7a34b854c94d85ee8b2
SSDEEP

6144:7yJ1kaISfYBh85dEthrFmGdREdgoosXWQSLdAN2tDKlDbSq6/zpadz3s6jaqkMpZ:JdAEsDbSqWzpadz3s6jaqkMpKwoQ3MSd

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 = "{53CFEB4B-E529-498D-A440-8BB3F3D00004}"	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\{53CFEB4B-E529-498D-A440-8BB3F3D00004}\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\{53CFEB4B-E529-498D-A440-8BB3F3D00004}	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{53CFEB4B-E529-498D-A440-8BB3F3D00004}\InProcServer32\ = "C:\\Windows\\vregfwlx.dll"	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 928	1448	rundll32.exe	84
PID 1448 wrote to memory of 928	1448	rundll32.exe	84
PID 1448 wrote to memory of 928	1448	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\71c6414d2e5a904e14b0609ee2225a14_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\71c6414d2e5a904e14b0609ee2225a14_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:928

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

Windows 7 deprecation

Loading Replay Monitor...

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads