06ce15e9c046465a531ae821622931cbf0f6c67f09c0b6d2fe78e6e056a3bb1c

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
09/10/2024, 09:58

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General

Target

2f1b0e3f6cdd7ba84cc282e50a379f57_JaffaCakes118.dll
Size

828KB
MD5

2f1b0e3f6cdd7ba84cc282e50a379f57
SHA1

86245a08e00b2f97af5181ff41faaec2d4cc5421
SHA256

06ce15e9c046465a531ae821622931cbf0f6c67f09c0b6d2fe78e6e056a3bb1c
SHA512

76a0eae041efe1e8582d823a177031c14475f8712df4e5cb7d634f5eb8abbefcbef6518faa6e91ef9df08a75047fd83560e41a5dcd54a52d320800fd1d5f13a1
SSDEEP

24576:TpwpanZCbazJDx0brzGtGPfJo8Z8MbK8N7VFj6:CpVOztGvitif

Score

8^/10

bootkit discovery persistence

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
17	3824	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

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\-111-1031591	rundll32.exe
File created	C:\Windows\SysWOW64\098	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 3 IoCs

description	pid	Process	procid_target
PID 488 wrote to memory of 3824	488	rundll32.exe	83
PID 488 wrote to memory of 3824	488	rundll32.exe	83
PID 488 wrote to memory of 3824	488	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f1b0e3f6cdd7ba84cc282e50a379f57_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2f1b0e3f6cdd7ba84cc282e50a379f57_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Writes to the Master Boot Record (MBR)
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3824

Network

MITRE ATT&CK Enterprise v15

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

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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