be3d67a7e09fe8e93001d4ea46eb47c24d8000e6578f7b64518268cf476b27cc

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
13/08/2024, 21:04

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General

Target

94b9c83b8126ea8c6714c3bac32225d6_JaffaCakes118.dll
Size

376KB
MD5

94b9c83b8126ea8c6714c3bac32225d6
SHA1

2b0336d756cc45df28fc083436a9a0d614b8e4af
SHA256

be3d67a7e09fe8e93001d4ea46eb47c24d8000e6578f7b64518268cf476b27cc
SHA512

517a6b22910b5f82e8494e69a00ab2c1300314160f6307a46e6586f92ddcd19288bbfc06151db02e764e44fd26e1e122f1305c144a2e17010baf8bf53775dc94
SSDEEP

6144:rJ0Ox5RfQbGuFsJ85iPC0YwxNM/pkd4noOJ0GhKlahSCN6LKz:rJ0Ox5RATSJ85aC0JSxkd2oOJ0OMaoCB

Score

6^/10

bootkit discovery persistence

Malware Config

Signatures

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\-7028-5697	rundll32.exe
File created	C:\Windows\SysWOW64\31d	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 4236 wrote to memory of 3216	4236	rundll32.exe	84
PID 4236 wrote to memory of 3216	4236	rundll32.exe	84
PID 4236 wrote to memory of 3216	4236	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\94b9c83b8126ea8c6714c3bac32225d6_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\94b9c83b8126ea8c6714c3bac32225d6_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3216

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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