7373a64efaf34a9d05ede5f1f4e39427c4605440e161476134a1ad1ca18f0238

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 16:08

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General

Target

74c391f77afb689ca1c689230ad76dfb_JaffaCakes118.dll
Size

272KB
MD5

74c391f77afb689ca1c689230ad76dfb
SHA1

a6ef2ffd3d5ac94142230ee61e0d59b4c85ae2f5
SHA256

7373a64efaf34a9d05ede5f1f4e39427c4605440e161476134a1ad1ca18f0238
SHA512

319bb325b9e251a841bb5dcc3aa822c2d229392c4d3c287777b64e7b11c825500b76b728f90fbe8a680da32978589a01273cd8ab651681c2ef94f8de7082b130
SSDEEP

6144:olVLA3i9YkleyFYKUjVZVq6lnYCvRyxKsWsMsc4Q1H7ZdHq:YdUtBZTnhvRyWsMsc4Q1/K

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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Wjezohe = "rundll32.exe \"C:\\Users\\Admin\\AppData\\Local\\Temp\\74c391f77afb689ca1c689230ad76dfb_JaffaCakes118.dll\",Startup"	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

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
5064	rundll32.exe
5064	rundll32.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
5064	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 5064	4532	rundll32.exe	84
PID 4532 wrote to memory of 5064	4532	rundll32.exe	84
PID 4532 wrote to memory of 5064	4532	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\74c391f77afb689ca1c689230ad76dfb_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\74c391f77afb689ca1c689230ad76dfb_JaffaCakes118.dll,#1
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:5064

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/5064-0-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/5064-3-0x00000000022F0000-0x00000000023F0000-memory.dmp

Filesize
1024KB

Download
memory/5064-11-0x0000000010000000-0x0000000010049000-memory.dmp

Filesize
292KB

Download
memory/5064-13-0x00000000022F0000-0x00000000023F0000-memory.dmp

Filesize
1024KB

Download