Open Hunting - Threat Library

Openhunting Threat Library

COLDCAT

(Type: Downloader)

(Mandiant) COLDCAT is a complex downloader. COLDCAT generates unique host identifier information, and beacons it to a C2 that is specified in a separate file via POST request with the data in the cookie header. After a brief handshake, the malware expects base64 encoded shellcode to execute in response.

[News Analysis] Trends:

Total Trend: 0

Trend Per Year

Trend Per Month

[News Analysis] News Mention Another Threat Name:

[TTP Analysis] Technique Performance:

reconnaissance

0/43

resource development

0/45

initial access

0/19

execution

1/36

persistence

1/113

privilege escalation

1/96

defense evasion

0/184

credential access

0/63

discovery

0/44

lateral movement

0/22

collection

0/37

command and control

0/39

exfiltration

0/18

impact

0/26

[TTP Analysis] Mitre Attack Matrix:

TA0043	TA0042	TA0001	TA0002	TA0003	TA0004	TA0005	TA0006	TA0007	TA0008	TA0009	TA0011	TA0010	TA0040
Reconnaissance	Resource Development	Initial Access	Execution	Persistence	Privilege Escalation	Defense Evasion	Credential Access	Discovery	Lateral Movement	Collection	Command and Control	Exfiltration	Impact
			T1053.002 Scheduled Task/job : At	T1053.002 Scheduled Task/job : At	T1053.002 Scheduled Task/job : At

[Infrastructure Analysis] Based on Related IOC:

IP:Port	Timestamp

Domain	Timestamp

URL	Timestamp

[Target Analysis] Region/Sector:

No information

References:

News Basic Information Indicator of Compromise Mitre Attack

Basic Information (Credit @etda.or.th)

Tool: COLDCAT

Names: COLDCAT

Description: (Mandiant) COLDCAT is a complex downloader. COLDCAT generates unique host identifier information, and beacons it to a C2 that is specified in a separate file via POST request with the data in the cookie header. After a brief handshake, the malware expects base64 encoded shellcode to execute in response.

Category: Malware

Type: Downloader

Information: https://www.mandiant.com/resources/blog/3cx-software-supply-chain-compromise

Last-card-change: 2023-04-26

Source: https://apt.etda.or.th/cgi-bin/listtools.cgi

TTP Info (Credit @Mitre)

TA0043	TA0042	TA0001	TA0002	TA0003	TA0004	TA0005	TA0006	TA0007	TA0008	TA0009	TA0011	TA0010	TA0040
Reconnaissance	Resource Development	Initial Access	Execution	Persistence	Privilege Escalation	Defense Evasion	Credential Access	Discovery	Lateral Movement	Collection	Command and Control	Exfiltration	Impact
			T1053.002 SCHEDULED TASK/JOB : AT at can be used to schedule a task on a system to be executed at a specific date or time.	T1053.002 SCHEDULED TASK/JOB : AT at can be used to schedule a task on a system to be executed at a specific date or time.	T1053.002 SCHEDULED TASK/JOB : AT at can be used to schedule a task on a system to be executed at a specific date or time.