02864aa9996809a8a104756549c561224d990e3790210be741bb43e4d20b376e

Analysis

max time kernel
148s
max time network
145s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/09/2026, 23:56

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
jaffacakes118__1608499f64cf9989b769bee4b5bce1e7.dll
Size 687KB
Sample260920-3zekhsec24
SHA256 02864aa9996809a8a104756549c561224d990e3790210be741bb43e4d20b376e
MD5 1608499f64cf9989b769bee4b5bce1e7
SHA1 671926fb0a0b79fbbee5f7e83c08cbcdf5f801ad
SHA512 2d888358b47b9d375d293bd83b3f926ee26a037b40e03e64a9d7eaf27122a4602da9096a8d0742e6d54020f4503f979585e8921cb147de5783ceb0578f0f4422
SSDEEP 12288:1jKeCDlS4qQNBEJ9M15F/IcFHvNa8P3mbP3uUOO1Oki97IBhJ:VKNDSwc9g/IcFHv7P3miOvc723
TLSH
T10DE423F9996F8B07C95F16B592AFBEE3B4210E2B98D4722E0C7D10F0161D35CEC91868
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

bootkit defense_evasion discovery persistence

Malware Config

Signatures

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

defense_evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2304238888-3968896904-642854331-1000\Software\Wine	rundll32.exe

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	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 WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 4116	3280	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118__1608499f64cf9989b769bee4b5bce1e7.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3280
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\jaffacakes118__1608499f64cf9989b769bee4b5bce1e7.dll,#1
  2⤵
  - Identifies Wine through registry keys
  - Writes to the Master Boot Record (MBR)
  - System Location Discovery: System Language Discovery
  PID:4116

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Location Discovery

T1614

System Language Discovery

T1614.001

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/4116-0-0x0000000000400000-0x00000000005B8000-memory.dmp

Download

memory/4116-1-0x0000000001040000-0x00000000010E6000-memory.dmp

Download

memory/4116-4-0x0000000000890000-0x00000000008A1000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads