quasar | 0170695628a300a03e01da6352aa80d75dac69694a65d5962aaf1bdb89191095

Analysis

max time kernel
144s
max time network
149s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
16-05-2024 17:53

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General

Target

65ea4d9daebf85054243db23a85163e0.exe
Size

3.1MB
MD5

65ea4d9daebf85054243db23a85163e0
SHA1

5974084a8e436c90cc5227e17423c62ae7d982f8
SHA256

0170695628a300a03e01da6352aa80d75dac69694a65d5962aaf1bdb89191095
SHA512

db83f073e73a4b83fbf78390b53ce4d4965058f0f5cb5f1406908d321c65d3999ea0f0476d711110bbc4bfdd80fdd0611474018e65831d3ff810ce6281806f25
SSDEEP

49152:mvulL26AaNeWgPhlmVqvMQ7XSKhr/qQBxCLoGdqiOTHHB72eh2NT:mveL26AaNeWgPhlmVqkQ7XSKB/s

Score

10^/10

quasar aldo_r3gon spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

aldo_R3GON

peurnick24.bumbleshrimp.com:7310

Mutex

77413eeb-5d1c-4bf8-986f-3c9d48a16cd6

Attributes

encryption_key
A3226D93494A561FEC5149605B952B09B55012C6
install_name
Client.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Quasar Client Startup
subdirectory
SubDir

Signatures

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

Quasar payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1300-1-0x0000000000BE0000-0x0000000000F04000-memory.dmp	family_quasar

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

65ea4d9daebf85054243db23a85163e0.exe

description pid process

Token: SeDebugPrivilege 1300 65ea4d9daebf85054243db23a85163e0.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

65ea4d9daebf85054243db23a85163e0.exe

pid process

1300 65ea4d9daebf85054243db23a85163e0.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

65ea4d9daebf85054243db23a85163e0.exe

pid process

1300 65ea4d9daebf85054243db23a85163e0.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

65ea4d9daebf85054243db23a85163e0.exe

pid process

1300 65ea4d9daebf85054243db23a85163e0.exe

description	pid	process
Token: SeDebugPrivilege	1300	65ea4d9daebf85054243db23a85163e0.exe

pid	process
1300	65ea4d9daebf85054243db23a85163e0.exe

pid	process
1300	65ea4d9daebf85054243db23a85163e0.exe

pid	process
1300	65ea4d9daebf85054243db23a85163e0.exe

C:\Users\Admin\AppData\Local\Temp\65ea4d9daebf85054243db23a85163e0.exe
"C:\Users\Admin\AppData\Local\Temp\65ea4d9daebf85054243db23a85163e0.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1300

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1300-0-0x000007FEF5F73000-0x000007FEF5F74000-memory.dmp

Filesize
4KB

Download
memory/1300-1-0x0000000000BE0000-0x0000000000F04000-memory.dmp

Filesize
3.1MB

Download
memory/1300-2-0x000007FEF5F70000-0x000007FEF695C000-memory.dmp

Filesize
9.9MB

Download
memory/1300-3-0x000007FEF5F73000-0x000007FEF5F74000-memory.dmp

Filesize
4KB

Download
memory/1300-4-0x000007FEF5F70000-0x000007FEF695C000-memory.dmp

Filesize
9.9MB

Download