quasar | 9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78

Analysis

max time kernel
95s
max time network
108s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
24/01/2025, 04:40 UTC

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General

Target

9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe
Size

916KB
MD5

bea723449eb145b6c4000bfca106e3ed
SHA1

42bf0ff775020eabeecf4150b0129dd561dc0736
SHA256

9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78
SHA512

9b488266399b6e7aea71cde0eb7c23621b684e207f2cce1e4cec71da7122bda9cc3c51ef61d29a02f18c04feacbfa5e009a03d8ef50bac613b52e018a7c86954
SSDEEP

24576:u3zSBJk4l/5b1nhD6g+0yQEuTLusJLK1lkloLXZ:azSBJk4l/5b1nhD6g+0yQEuRk1lkg

Score

10^/10

quasar comquedinhaacoisaanda discovery spyware trojan

Malware Config

Extracted

Family

quasar

Version

2.8.0.1

Botnet

Comquedinhaacoisaanda

190.102.40.205:5552

Mutex

PfN9Ye1THuAjieZbW1

Attributes

encryption_key
m4bU7sJJzbSU2TB27KbW
install_name
Venom.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Venom Client Startup

Signatures

Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar
Quasar family
quasar

Quasar payload 1 IoCs

resource	yara_rule
behavioral2/memory/4500-1-0x0000000000C80000-0x0000000000D6C000-memory.dmp	family_quasar

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
6	ip-api.com

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4500	9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe

C:\Users\Admin\AppData\Local\Temp\9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe
"C:\Users\Admin\AppData\Local\Temp\9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:4500

Network

DNS

28.118.140.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

28.118.140.52.in-addr.arpa

IN PTR

Response
DNS

ip-api.com

9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe

Remote address:

8.8.8.8:53

Request

ip-api.com

IN A

Response

ip-api.com

IN A

208.95.112.1
GET

http://ip-api.com/json/

9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe

Remote address:

208.95.112.1:80

Request

GET /json/ HTTP/1.1
User-Agent: Mozilla/5.0 (Windows NT 6.3; rv:48.0) Gecko/20100101 Firefox/48.0
Host: ip-api.com
Connection: Keep-Alive

Response

HTTP/1.1 200 OK

Date: Fri, 24 Jan 2025 04:40:55 GMT
Content-Type: application/json; charset=utf-8
Content-Length: 291
Access-Control-Allow-Origin: *
X-Ttl: 5
X-Rl: 43
DNS

1.112.95.208.in-addr.arpa

Remote address:

8.8.8.8:53

Request

1.112.95.208.in-addr.arpa

IN PTR

Response

1.112.95.208.in-addr.arpa

IN PTR

ip-apicom
DNS

71.31.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

71.31.126.40.in-addr.arpa

IN PTR

Response
DNS

4.38.16.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

4.38.16.2.in-addr.arpa

IN PTR

Response

4.38.16.2.in-addr.arpa

IN PTR

a2-16-38-4deploystaticakamaitechnologiescom
DNS

205.40.102.190.in-addr.arpa

Remote address:

8.8.8.8:53

Request

205.40.102.190.in-addr.arpa

IN PTR

Response

205.40.102.190.in-addr.arpa

IN PTR

190-102-40-205 sidbrasilcombr
DNS

241.150.49.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

241.150.49.20.in-addr.arpa

IN PTR

Response
DNS

56.163.245.4.in-addr.arpa

Remote address:

8.8.8.8:53

Request

56.163.245.4.in-addr.arpa

IN PTR

Response
DNS

56.163.245.4.in-addr.arpa

Remote address:

8.8.8.8:53

Request

56.163.245.4.in-addr.arpa

IN PTR
DNS

198.187.3.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

198.187.3.20.in-addr.arpa

IN PTR

Response
DNS

100.168.16.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

100.168.16.2.in-addr.arpa

IN PTR

Response

100.168.16.2.in-addr.arpa

IN PTR

a2-16-168-100deploystaticakamaitechnologiescom
DNS

102.168.16.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

102.168.16.2.in-addr.arpa

IN PTR

Response

102.168.16.2.in-addr.arpa

IN PTR

a2-16-168-102deploystaticakamaitechnologiescom
DNS

13.227.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

13.227.111.52.in-addr.arpa

IN PTR

Response

208.95.112.1:80

http://ip-api.com/json/

http

9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe

420 B
639 B
6
4

HTTP Request

GET http://ip-api.com/json/

HTTP Response

200
190.102.40.205:5552

9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe

1.5kB
788 B
15
13

8.8.8.8:53

28.118.140.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

28.118.140.52.in-addr.arpa
8.8.8.8:53

ip-api.com

dns

9e7b3fcd73d20b2c92b8cfa21626afc9cdd34fd093b0760d0b22edd3d027db78.exe

56 B
72 B
1
1

DNS Request

ip-api.com

DNS Response

208.95.112.1
8.8.8.8:53

1.112.95.208.in-addr.arpa

dns

71 B
95 B
1
1

DNS Request

1.112.95.208.in-addr.arpa
8.8.8.8:53

71.31.126.40.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

71.31.126.40.in-addr.arpa
8.8.8.8:53

4.38.16.2.in-addr.arpa

dns

68 B
129 B
1
1

DNS Request

4.38.16.2.in-addr.arpa
8.8.8.8:53

205.40.102.190.in-addr.arpa

dns

73 B
118 B
1
1

DNS Request

205.40.102.190.in-addr.arpa
8.8.8.8:53

241.150.49.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

241.150.49.20.in-addr.arpa
8.8.8.8:53

56.163.245.4.in-addr.arpa

dns

142 B
157 B
2
1

DNS Request

56.163.245.4.in-addr.arpa

DNS Request

56.163.245.4.in-addr.arpa
8.8.8.8:53

198.187.3.20.in-addr.arpa

dns

71 B
157 B
1
1

DNS Request

198.187.3.20.in-addr.arpa
8.8.8.8:53

100.168.16.2.in-addr.arpa

dns

71 B
135 B
1
1

DNS Request

100.168.16.2.in-addr.arpa
8.8.8.8:53

102.168.16.2.in-addr.arpa

dns

71 B
135 B
1
1

DNS Request

102.168.16.2.in-addr.arpa
8.8.8.8:53

13.227.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

13.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4500-0-0x000000007533E000-0x000000007533F000-memory.dmp

Filesize
4KB

Download
memory/4500-1-0x0000000000C80000-0x0000000000D6C000-memory.dmp

Filesize
944KB

Download
memory/4500-2-0x0000000005D00000-0x00000000062A4000-memory.dmp

Filesize
5.6MB

Download
memory/4500-3-0x00000000057F0000-0x0000000005882000-memory.dmp

Filesize
584KB

Download
memory/4500-4-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download
memory/4500-5-0x0000000005890000-0x00000000058F6000-memory.dmp

Filesize
408KB

Download
memory/4500-6-0x00000000065D0000-0x00000000065E2000-memory.dmp

Filesize
72KB

Download
memory/4500-7-0x0000000006B10000-0x0000000006B4C000-memory.dmp

Filesize
240KB

Download
memory/4500-8-0x0000000007270000-0x000000000727A000-memory.dmp

Filesize
40KB

Download
memory/4500-9-0x000000007533E000-0x000000007533F000-memory.dmp

Filesize
4KB

Download
memory/4500-10-0x0000000075330000-0x0000000075AE0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

HTTP Request

HTTP Response

DNS Request

DNS Request

DNS Response

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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Downloads

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