c4850f34d227de2b60958f6317fb6d0d5ea1114670ca0f310d4bda6c25fa3bb0

Analysis

max time kernel
94s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 07:46

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General

Target

003a64680130852de73c74da132629f6_JaffaCakes118.dll
Size

100KB
MD5

003a64680130852de73c74da132629f6
SHA1

b68feee91d53570ac5eb526e08e264b4891e69fb
SHA256

c4850f34d227de2b60958f6317fb6d0d5ea1114670ca0f310d4bda6c25fa3bb0
SHA512

20c9d5a8cf6a4ac719b21eefaea427357b7fb3398859a73e12c8218ef7e2f4f64d333919885666e7257ecd0fd6549999e357927b77e0ce0bdc1f675c67d44a6c
SSDEEP

1536:ITbO//QDkgsqj8T4RkDiKOa9RXEFHYRpGnCUrl5:IvsGpB8UShrEFHwQ

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\DefaultVideo = "{3e9aad4c-3228-4e42-aa58-8abc8f215a27}"	regsvr32.exe

Loads dropped DLL 2 IoCs

pid	Process
4920	regsvr32.exe
4920	regsvr32.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Common Files\Default\DefaultVideo.dll	regsvr32.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	regsvr32.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e9aad4c-3228-4e42-aa58-8abc8f215a27}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e9aad4c-3228-4e42-aa58-8abc8f215a27}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e9aad4c-3228-4e42-aa58-8abc8f215a27}\InprocServer32\ = "C:\\Program Files (x86)\\Common Files\\Default\\DefaultVideo.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{3e9aad4c-3228-4e42-aa58-8abc8f215a27}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4920	regsvr32.exe
4920	regsvr32.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
4920	regsvr32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4920	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 4920	1856	regsvr32.exe	82
PID 1856 wrote to memory of 4920	1856	regsvr32.exe	82
PID 1856 wrote to memory of 4920	1856	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\003a64680130852de73c74da132629f6_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1856
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\003a64680130852de73c74da132629f6_JaffaCakes118.dll
  2⤵
  - Adds autorun key to be loaded by Explorer.exe on startup
  - Loads dropped DLL
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:4920

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

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Downloads

C:\Program Files (x86)\Common Files\Default\DefaultVideo.dll

Filesize
100KB

MD5
003a64680130852de73c74da132629f6

SHA1
b68feee91d53570ac5eb526e08e264b4891e69fb

SHA256
c4850f34d227de2b60958f6317fb6d0d5ea1114670ca0f310d4bda6c25fa3bb0

SHA512
20c9d5a8cf6a4ac719b21eefaea427357b7fb3398859a73e12c8218ef7e2f4f64d333919885666e7257ecd0fd6549999e357927b77e0ce0bdc1f675c67d44a6c

Download Submit
memory/4920-5-0x0000000000D70000-0x0000000000D89000-memory.dmp

Filesize
100KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads