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Overview

overview

8

Static

static

5

JaffaCakes...86.exe

windows7-x64

6

JaffaCakes...86.exe

windows10-2004-x64

8

Sharing

General

Target

JaffaCakes118_ca504c657f010e1c51304fb86e0f2986
Size

236KB
Sample

250209-c9kw6svjdp
MD5

ca504c657f010e1c51304fb86e0f2986
SHA1

ab2aa2e5914ba31ae8aeddff3b6a04d306dfe409
SHA256

5b6648e43d64e041934f8fbe459c7cc833a7c689a5cf3f8ab06021bd22d10fa1
SHA512

d0a0548db7e8afe10bb4f15a96dd88518303004e5af573ad61654a20318808bf2e819c4105163c2229ff6a28cb3d8fe6a57db40cf9e2e9078839db1da820e46a
SSDEEP

3072:ilELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8PyqstC44iQ8Ocbb7Nth:53kOMeaavF17EP6qyqstC4e8Oc/7Hh

Score

8^/10

bootkit discovery persistence upx

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

JaffaCakes118_ca504c657f010e1c51304fb86e0f2986.exe

Resource

win7-20241010-en

bootkit discovery persistence upx

windows7-x64

6 signatures

150 seconds

Behavioral task

behavioral2

Sample

JaffaCakes118_ca504c657f010e1c51304fb86e0f2986.exe

Resource

win10v2004-20250207-en

bootkit discovery persistence upx

windows10-2004-x64

8 signatures

150 seconds

Malware Config

Targets

- Target
  
  JaffaCakes118_ca504c657f010e1c51304fb86e0f2986
- Size
  
  236KB
- MD5
  
  ca504c657f010e1c51304fb86e0f2986
- SHA1
  
  ab2aa2e5914ba31ae8aeddff3b6a04d306dfe409
- SHA256
  
  5b6648e43d64e041934f8fbe459c7cc833a7c689a5cf3f8ab06021bd22d10fa1
- SHA512
  
  d0a0548db7e8afe10bb4f15a96dd88518303004e5af573ad61654a20318808bf2e819c4105163c2229ff6a28cb3d8fe6a57db40cf9e2e9078839db1da820e46a
- SSDEEP
  
  3072:ilELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8PyqstC44iQ8Ocbb7Nth:53kOMeaavF17EP6qyqstC4e8Oc/7Hh
Score

8^/10

bootkit discovery persistence upx
- Downloads MZ/PE file
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Writes to the Master Boot Record (MBR)
  Bootkits write to the MBR to gain persistence at a level below the operating system.
  bootkit persistence
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

Bootkit

Privilege Escalation

Defense Evasion

Modify Registry

Pre-OS Boot

Bootkit

Subvert Trust Controls

Install Root Certificate

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

System Network Configuration Discovery

Internet Connection Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

bootkitdiscoverypersistenceupx

behavioral2

bootkitdiscoverypersistenceupx

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