949b923b17dda19b4470cd621e231d3839d7cf14760e9ce5193903d388dfe703 | Triage

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Overview

overview

6

Static

static

5

fb5bef7784...18.exe

windows7-x64

6

fb5bef7784...18.exe

windows10-2004-x64

6

Sharing

General

Target

fb5bef77849db58671ae093335db84ee_JaffaCakes118
Size

202KB
Sample

240928-dbz4watamj
MD5

fb5bef77849db58671ae093335db84ee
SHA1

0dd8012a3a031a54bcd50241b8388c740a9c5156
SHA256

949b923b17dda19b4470cd621e231d3839d7cf14760e9ce5193903d388dfe703
SHA512

f7b58fbc74d1ea1768aecb5a67046fd59e303048a3b2de71d8b5a617721275b1579ff83e04f172ffb185a0b56779f923acfc8023ef49d4717c6b244d5be2428f
SSDEEP

3072:NxSG6JufSm3qBJmiDuVIXnRrQjoILywfOyo7/IyHLrjDt9vLWLjh3N+:PqWSmaBkiDmJoILdGyo7/IyHjDthSjS

Score

6^/10

bootkit discovery persistence upx

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

fb5bef77849db58671ae093335db84ee_JaffaCakes118.exe

Resource

win7-20240729-en

bootkit discovery persistence upx

windows7-x64

6 signatures

150 seconds

Behavioral task

behavioral2

Sample

fb5bef77849db58671ae093335db84ee_JaffaCakes118.exe

Resource

win10v2004-20240802-en

bootkit discovery persistence upx

windows10-2004-x64

6 signatures

150 seconds

Malware Config

Targets

- Target
  
  fb5bef77849db58671ae093335db84ee_JaffaCakes118
- Size
  
  202KB
- MD5
  
  fb5bef77849db58671ae093335db84ee
- SHA1
  
  0dd8012a3a031a54bcd50241b8388c740a9c5156
- SHA256
  
  949b923b17dda19b4470cd621e231d3839d7cf14760e9ce5193903d388dfe703
- SHA512
  
  f7b58fbc74d1ea1768aecb5a67046fd59e303048a3b2de71d8b5a617721275b1579ff83e04f172ffb185a0b56779f923acfc8023ef49d4717c6b244d5be2428f
- SSDEEP
  
  3072:NxSG6JufSm3qBJmiDuVIXnRrQjoILywfOyo7/IyHLrjDt9vLWLjh3N+:PqWSmaBkiDmJoILdGyo7/IyHjDthSjS
Score

6^/10

bootkit discovery persistence upx
- 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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

bootkitdiscoverypersistenceupx

behavioral2

bootkitdiscoverypersistenceupx

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