An Android application distributed currently only in China can steal a user's Twitter credentials and uploads them to an online server.
The malware's name is "Dual Instance," nicknamed this way after a feature found in most social media apps today that allow users to log in with multiple accounts.
Because the Chinese government blocks Twitter in China, users that want to use the social network have to find other "means" to connect to the service.
Since not everyone is tech-savvy enough to install a VPN and then download and install the official Twitter Android app, malware authors are exploiting this to their advantage.
"Dual Instance" Twitter app spread via Chinese forums
Security researchers from Avast say they've discovered a variation of the official Twitter Android app, spread in China via online forums.
The app's maker tells users they can install his app and access Twitter, despite the national ban. To get a leg up on his competition, wh...
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Beware of This Android App That Steals Twitter Credentials
An Android application distributed currently only in China can steal a user's Twitter credentials and uploads them to an online server. The malware's name is "Dual Instance," nicknamed this way after a feature found in most social media…
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Syntax validiert (0 Fehler)
title: Detect Exploitation - Beware of This Android App That Steals Twitter Credentials
id: 6730d433-8094-40ec-8980-091f33b28654
status: experimental
description: Automatisch generierte SIEM-Erkennungsregel basierend auf CTI Intelligence
references:
- https://tsecurity.de/
author: iShareStuff CTI Automated Detection Engine
date: 2026-09-26
logsource:
category: network_connection
product: any
detection:
selection:
CommandLine|contains:
- 'exploit'
condition: selection
falsepositives:
- Legitime administrative Zugriffe oder Penetrationstests
level: high
tags:
- attack.initial_accessSyntax validiert (0 Fehler)
rule CTI_Threat_Indicator {
meta:
author = "iShareStuff CTI Automated Detection Engine"
date = "2026-09-26"
description = "YARA Signature for "
strings:
$str = "Beware of This Android App Tha" ascii wide
condition:
any of them
}Syntax validiert (0 Fehler)
index=security sourcetype IN ("cisco:asa", "pan:traffic", "zeek_conn", "suricata", "WinEventLog:Security")
("Beware of This Android App That Steals T")
| stats count earliest(_time) as first_seen latest(_time) as last_seen by src_ip, dest_ip, dest_host, signature
| eval first_seen=strftime(first_seen, "%Y-%m-%d %H:%M:%S"), last_seen=strftime(last_seen, "%Y-%m-%d %H:%M:%S")
| sort - countSyntax validiert (0 Fehler)
message: "*Beware of This Android App That Steals T*"Syntax validiert (0 Fehler)
CommonSecurityLog
| where Message has "Beware of This Android App That Steals T"
| summarize EventCount = count(), FirstSeen = min(TimeGenerated), LastSeen = max(TimeGenerated) by SourceIP, DestinationIP, DestinationPort, Activity
| extend DetectionRule = "iShareStuff-CTI-Compiled"
| sort by EventCount desc2. Cyber Threat Intelligence & Forensik
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MITRE ATT&CK Matrix Navigator 14 Taktiken
Reconnaissance
-
Resource Development
-
Initial Access
Execution
Persistence
-
Privilege Escalation
Defense Evasion
Credential Access
-
Discovery
-
Lateral Movement
-
Collection
-
Command and Control
Exfiltration
-
Impact
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Kognitive Analyse für identifizierte Bedrohung: Erhöhte Bedrohungslage im Bereich Beware of This Android App That Steals T.... Basierend auf 368k Vektor-Korrelationen werden sofortige Isolationsmaßnahmen für betroffene Endpunkte empfohlen.
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