quasar | 26a281534bcbf467b36882cb224d95e6f93e6307bd4b6c82cfe16f1c4b30bc32

Analysis

max time kernel
147s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 23:05

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General

Target

26a281534bcbf467b36882cb224d95e6f93e6307bd4b6c82cfe16f1c4b30bc32.exe
Size

3.1MB
MD5

fb65297d2d0858bcd12b65e845fdafb8
SHA1

220369e32a3fdbc4610e2020b4e851c1a8278f42
SHA256

26a281534bcbf467b36882cb224d95e6f93e6307bd4b6c82cfe16f1c4b30bc32
SHA512

950eb9c2f224b81e788f7d9536a1bb0ce3b6fa2595051977d1991b6324c575f578a9b96b07983fe741000090f12ead63e110745a41f206dc2b09270682d2aa56
SSDEEP

49152:zvTlL26AaNeWgPhlmVqvMQ7XSKhxRJ61bR3LoGd5wTHHB72eh2NT:zvJL26AaNeWgPhlmVqkQ7XSKhxRJ6H

Score

10^/10

quasar office04 spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

third-ride.gl.at.ply.gg:60702

127.0.0.1:60702

Mutex

36963e0b-20db-4ea8-93a8-96f126a8ad7c

Attributes

encryption_key
4F9C7D70F127739A4DD76AEAE39E9301ACC438F0
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

resource	yara_rule
behavioral2/memory/756-0-0x00000000005C0000-0x00000000008E4000-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	756	26a281534bcbf467b36882cb224d95e6f93e6307bd4b6c82cfe16f1c4b30bc32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
756	26a281534bcbf467b36882cb224d95e6f93e6307bd4b6c82cfe16f1c4b30bc32.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
756	26a281534bcbf467b36882cb224d95e6f93e6307bd4b6c82cfe16f1c4b30bc32.exe

C:\Users\Admin\AppData\Local\Temp\26a281534bcbf467b36882cb224d95e6f93e6307bd4b6c82cfe16f1c4b30bc32.exe
"C:\Users\Admin\AppData\Local\Temp\26a281534bcbf467b36882cb224d95e6f93e6307bd4b6c82cfe16f1c4b30bc32.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:756

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/756-0-0x00000000005C0000-0x00000000008E4000-memory.dmp

Filesize
3.1MB

Download
memory/756-1-0x00007FFDB8420000-0x00007FFDB8EE1000-memory.dmp

Filesize
10.8MB

Download
memory/756-2-0x00000000011F0000-0x0000000001200000-memory.dmp

Filesize
64KB

Download
memory/756-3-0x000000001BFE0000-0x000000001C030000-memory.dmp

Filesize
320KB

Download
memory/756-4-0x000000001C0F0000-0x000000001C1A2000-memory.dmp

Filesize
712KB

Download
memory/756-5-0x00007FFDB8420000-0x00007FFDB8EE1000-memory.dmp

Filesize
10.8MB

Download