quasar | 44be1930012524d9974e8150d3d387bf3c1cb7d52c13c31f02630bab7374e4cc

Analysis

max time kernel
29s
max time network
34s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 16:49

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General

Target

test.exe
Size

3.1MB
MD5

d4d76dd987ddbf6c4be9cf1ff58cbfeb
SHA1

21bb07280d3ef10cb0983b8d795284530d0cf93a
SHA256

44be1930012524d9974e8150d3d387bf3c1cb7d52c13c31f02630bab7374e4cc
SHA512

f1b62314853bc09fe5aa41e0746018cbfd411115cb90c7e27edca8d2b1f572b2e270c481c4cdbf902e870ceef6c869bdad2f137159c506cb15142f4a5b738f4a
SSDEEP

49152:jvTlL26AaNeWgPhlmVqvMQ7XSKrBWau5p+Rk/0LoGdsTHHB72eh2NT:jvJL26AaNeWgPhlmVqkQ7XSKgad

Score

10^/10

quasar office04 spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

agent-sellers.gl.at.ply.gg:31324

Mutex

92c4e81f-9c37-4d95-9999-1d9c889d6132

Attributes

encryption_key
EB7BD173527D0274DC795166855DE989150B7BE8
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 family
quasar

Quasar payload 1 IoCs

resource	yara_rule
behavioral1/memory/2248-1-0x0000000000B70000-0x0000000000E94000-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

description	pid	Process
Token: SeDebugPrivilege	2248	test.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2248	test.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
2248	test.exe

C:\Users\Admin\AppData\Local\Temp\test.exe
"C:\Users\Admin\AppData\Local\Temp\test.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2248

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/2248-0-0x000007FEF5B13000-0x000007FEF5B14000-memory.dmp

Filesize
4KB

Download
memory/2248-1-0x0000000000B70000-0x0000000000E94000-memory.dmp

Filesize
3.1MB

Download
memory/2248-2-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

Filesize
9.9MB

Download
memory/2248-3-0x000007FEF5B13000-0x000007FEF5B14000-memory.dmp

Filesize
4KB

Download
memory/2248-4-0x000007FEF5B10000-0x000007FEF64FC000-memory.dmp

Filesize
9.9MB

Download