blackshades | 31a8f0c2ba446a05060af210240186c53b23649a6a865e95852f7c6ab87fd042 | Triage

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Overview

overview

Static

static

5

31a8f0c2ba...42.exe

windows7-x64

31a8f0c2ba...42.exe

windows10-2004-x64

Sharing

General

Target

31a8f0c2ba446a05060af210240186c53b23649a6a865e95852f7c6ab87fd042
Size

285KB
Sample

250225-1ypyrazls8
MD5

1441cf36efa9579e5d315b42c4fe3f21
SHA1

58c5da3b647d0f5bc264ce9b649c99629d427554
SHA256

31a8f0c2ba446a05060af210240186c53b23649a6a865e95852f7c6ab87fd042
SHA512

a727054fa1a2f6df47c1d74b596fc82f43fecab6715af699466bb4a557e137f0492cfd23b32dde1d85e6eaf0c50498b2b8053f25668654d90e588a4273fb13f8
SSDEEP

6144:+ZyKE4FBg+XHnZYkQGmzRrOEg0q/vjLm1AHkUm1Ys8xiV4DvtsJRlVDqa8GzNHLy:NBaBnmtOwq/+1MkU68raJRHua8G9LcoE

Score

10^/10

blackshades defense_evasion discovery persistence rat upx

Static task

static1

2 signatures

Behavioral task

behavioral1

Sample

31a8f0c2ba446a05060af210240186c53b23649a6a865e95852f7c6ab87fd042.exe

Resource

win7-20250207-en

blackshades defense_evasion discovery persistence rat upx

windows7-x64

15 signatures

150 seconds

Behavioral task

behavioral2

Sample

31a8f0c2ba446a05060af210240186c53b23649a6a865e95852f7c6ab87fd042.exe

Resource

win10v2004-20250217-en

blackshades defense_evasion discovery persistence rat upx

windows10-2004-x64

15 signatures

150 seconds

Malware Config

Targets

- Target
  
  31a8f0c2ba446a05060af210240186c53b23649a6a865e95852f7c6ab87fd042
- Size
  
  285KB
- MD5
  
  1441cf36efa9579e5d315b42c4fe3f21
- SHA1
  
  58c5da3b647d0f5bc264ce9b649c99629d427554
- SHA256
  
  31a8f0c2ba446a05060af210240186c53b23649a6a865e95852f7c6ab87fd042
- SHA512
  
  a727054fa1a2f6df47c1d74b596fc82f43fecab6715af699466bb4a557e137f0492cfd23b32dde1d85e6eaf0c50498b2b8053f25668654d90e588a4273fb13f8
- SSDEEP
  
  6144:+ZyKE4FBg+XHnZYkQGmzRrOEg0q/vjLm1AHkUm1Ys8xiV4DvtsJRlVDqa8GzNHLy:NBaBnmtOwq/+1MkU68raJRHua8G9LcoE
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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