blackshades | f81b16ea490d52a8ac15373d19e59014cdbc669ed406d6f717448af37080af55 | Triage

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Overview

overview

Static

static

3

f81b16ea49...55.exe

windows7-x64

f81b16ea49...55.exe

windows10-2004-x64

Sharing

General

Target

f81b16ea490d52a8ac15373d19e59014cdbc669ed406d6f717448af37080af55
Size

1.6MB
Sample

250221-ksy2gaxqav
MD5

ded0849aac0c95abfb0e734128f88392
SHA1

b0276ce8df74378c421954e797aaab47305026de
SHA256

f81b16ea490d52a8ac15373d19e59014cdbc669ed406d6f717448af37080af55
SHA512

e03107634df07dee095342d365d01727fbc73f746ee1a7a29d651f790929bb1632d7c2c7af33430c12aa0f7830c02942dfb453e7b48fcd9b6f981bf913aab6e1
SSDEEP

12288:avk//qKF76/OXpqSjnTf0clY9uWC+RMpk1OC7HmrWcmbQC5onsYir:h1zltpu0ir

Score

10^/10

blackshades defense_evasion discovery persistence rat upx

Static task

static1

1 signatures

Behavioral task

behavioral1

Sample

f81b16ea490d52a8ac15373d19e59014cdbc669ed406d6f717448af37080af55.exe

Resource

win7-20240903-en

blackshades defense_evasion discovery persistence rat upx

windows7-x64

15 signatures

150 seconds

Behavioral task

behavioral2

Sample

f81b16ea490d52a8ac15373d19e59014cdbc669ed406d6f717448af37080af55.exe

Resource

win10v2004-20250217-en

blackshades defense_evasion discovery persistence rat upx

windows10-2004-x64

15 signatures

150 seconds

Malware Config

Targets

- Target
  
  f81b16ea490d52a8ac15373d19e59014cdbc669ed406d6f717448af37080af55
- Size
  
  1.6MB
- MD5
  
  ded0849aac0c95abfb0e734128f88392
- SHA1
  
  b0276ce8df74378c421954e797aaab47305026de
- SHA256
  
  f81b16ea490d52a8ac15373d19e59014cdbc669ed406d6f717448af37080af55
- SHA512
  
  e03107634df07dee095342d365d01727fbc73f746ee1a7a29d651f790929bb1632d7c2c7af33430c12aa0f7830c02942dfb453e7b48fcd9b6f981bf913aab6e1
- SSDEEP
  
  12288:avk//qKF76/OXpqSjnTf0clY9uWC+RMpk1OC7HmrWcmbQC5onsYir:h1zltpu0ir
Score

10^/10

blackshades defense_evasion discovery persistence rat upx
- Blackshades
  Blackshades is a remote access trojan with various capabilities.
  rat blackshades
- Blackshades family
  blackshades
- Blackshades payload
- Modifies firewall policy service
  defense_evasion
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
  persistence
- Suspicious use of SetThreadContext
- 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

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Create or Modify System Process

Windows Service

Privilege Escalation

Boot or Logon Autostart Execution

Registry Run Keys / Startup Folder

Create or Modify System Process

Windows Service

Defense Evasion

Impair Defenses

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

blackshadesdefense_evasiondiscoverypersistenceratupx

behavioral2

blackshadesdefense_evasiondiscoverypersistenceratupx

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