purplefox | 24d40ba4bf19e3cb942918eb8091ab467b11d5d737aef8e37cffc5306d0081d8 | Triage

Sharing

General

Target

mkhg_Invoice_PurpleFox.msi
Size

2.9MB
Sample

231011-yym32sae8t
MD5

eb9a4cf233789b96f940be0186a26988
SHA1

002a1cee740fa212732379d1f00dbcf7c0cccbf2
SHA256

24d40ba4bf19e3cb942918eb8091ab467b11d5d737aef8e37cffc5306d0081d8
SHA512

725eefc24cf43ad0d5022f20608b1d149e9a4285cde7dc21b621aca3647d402a2ac7a2c0751614bae5f6d98c2b52e280e471f7f67f8916041c042bd1911784ce
SSDEEP

49152:irOlrXVVdWi59GUrSLzeaVtFUaQfqZ2jQbfcOQHe1XPVZNA+ta7Knc9vQXBlBKFk:xlFFrEYY7LXPPdHsGBlB8h24BKM

Score

10^/10

purplefox discovery evasion rootkit

Malware Config

Targets

- Target
  
  mkhg_Invoice_PurpleFox.msi
- Size
  
  2.9MB
- MD5
  
  eb9a4cf233789b96f940be0186a26988
- SHA1
  
  002a1cee740fa212732379d1f00dbcf7c0cccbf2
- SHA256
  
  24d40ba4bf19e3cb942918eb8091ab467b11d5d737aef8e37cffc5306d0081d8
- SHA512
  
  725eefc24cf43ad0d5022f20608b1d149e9a4285cde7dc21b621aca3647d402a2ac7a2c0751614bae5f6d98c2b52e280e471f7f67f8916041c042bd1911784ce
- SSDEEP
  
  49152:irOlrXVVdWi59GUrSLzeaVtFUaQfqZ2jQbfcOQHe1XPVZNA+ta7Knc9vQXBlBKFk:xlFFrEYY7LXPPdHsGBlB8h24BKM
Score

8^/10

discovery evasion
- Stops running service(s)
  evasion
- Loads dropped DLL
- Modifies file permissions
  discovery
- Enumerates connected drives
  Attempts to read the root path of hard drives other than the default C: drive.
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

Windows Service

Privilege Escalation

Create or Modify System Process

Windows Service

Defense Evasion

File and Directory Permissions Modification

Impair Defenses

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

Tasks

static1

rootkitpurplefox

behavioral1

discoveryevasion

behavioral2

discoveryevasion