f4e7522bfd460e3fadf1394d9824a9099839807763e63fdba7e041a63a3855fd

Analysis

max time kernel
133s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 10:41

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General

Target

a677719afc236a6290faafa094b7917d_JaffaCakes118.dll
Size

316KB
MD5

a677719afc236a6290faafa094b7917d
SHA1

2ef782c6a2a7980ce3595eba1a6c19e3217495e9
SHA256

f4e7522bfd460e3fadf1394d9824a9099839807763e63fdba7e041a63a3855fd
SHA512

bb0291706539da96337373dd2e1c6f3043a115f5ba9ee197a58dd26163b86b9ad71723ac0002ac982525062b3ff73418dd0631fd22d184270141daa70fe6061b
SSDEEP

6144:tfWD0hDt9NtsYVfduILGpLZ+UNdamRhg3WrN5Glm6G7gFxLgOPOFZ0:K0f9NtCYGpV+UxRhgGrN5F6GEvPP

Score

5^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Boot or Logon Autostart Execution: Authentication Package 1 TTPs 1 IoCs

Suspicious Windows Authentication Registry Modification.

persistence privilege_escalation

Authentication Package

T1547.002

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\Lsa\Authentication Packages = 6d007300760031005f003000000043003a005c005c00550073006500720073005c005c00410064006d0069006e005c005c0041007000700044006100740061005c005c004c006f00630061006c005c005c00540065006d0070005c005c00610036003700370037003100390061006600630032003300360061003600320039003000660061006100660061003000390034006200370039003100370064005f004a006100660066006100430061006b006500730031003100380000000000	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 use of SetWindowsHookEx 1 IoCs

pid	Process
3680	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 3680	2604	rundll32.exe	84
PID 2604 wrote to memory of 3680	2604	rundll32.exe	84
PID 2604 wrote to memory of 3680	2604	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a677719afc236a6290faafa094b7917d_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a677719afc236a6290faafa094b7917d_JaffaCakes118.dll,#1
  2⤵
  - Boot or Logon Autostart Execution: Authentication Package
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3680

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Authentication Package

T1547.002

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Authentication Package

T1547.002

Defense Evasion

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

memory/3680-0-0x0000000010000000-0x000000001009D000-memory.dmp

Filesize
628KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads