eeeb88321e863cdc82fcbce3137fda5e36fc8e68ae4b7e6365a07c02e40bf493

Analysis

max time kernel
148s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-09-2024 02:56

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General

Target

d58c19e62ef7dad2eeda7328148998b7_JaffaCakes118.dll
Size

376KB
MD5

d58c19e62ef7dad2eeda7328148998b7
SHA1

e8810b4f63e4ec73c27a424b2abfccfe7c39349a
SHA256

eeeb88321e863cdc82fcbce3137fda5e36fc8e68ae4b7e6365a07c02e40bf493
SHA512

ab8f4dd26d39eba9b0a2fd73658f72a169c4405b781d98bbc10bff5abcbf4b47e0f09841e6098a536cd5037105c5ac3d474e9ec546bf46f622eac079dabc4c97
SSDEEP

6144:8ozUum4+aOAdkQbYxIr2MLoMBU/dI6VyrgsUW07Z/4JlSXvCBGUH:8ozUum4gGkQbcIrJvu/dDVy/UX76XS+Z

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\-42-97101-15	rundll32.exe
File created	C:\Windows\SysWOW64\01a	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 7 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30
PID 2856 wrote to memory of 2900	2856	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d58c19e62ef7dad2eeda7328148998b7_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d58c19e62ef7dad2eeda7328148998b7_JaffaCakes118.dll,#1
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2900

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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