quasar | 445933fc1bdf9469526b8b84c5d6453d1db0d7fefe24bf50af987e1dabc60c78 | Triage

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Overview

overview

Static

static

Sigmanly_4...78.exe

windows7-x64

Sigmanly_4...78.exe

windows10-2004-x64

Sharing

General

Target

Sigmanly_445933fc1bdf9469526b8b84c5d6453d1db0d7fefe24bf50af987e1dabc60c78
Size

3.1MB
Sample

250203-tmx2naxpgp
MD5

6d548f65275db48621c739026edba1d6
SHA1

7e8f3e64920984e407cfa5d257e67bfb885c67d8
SHA256

445933fc1bdf9469526b8b84c5d6453d1db0d7fefe24bf50af987e1dabc60c78
SHA512

c18b1593def2a6a1834016c61ba3be0bcd5e8dc37a5a889f1cbb924a252548ce3a5ac618a17c20112109015d509933a6a9c6823e437bf0e400f196de4f91266a
SSDEEP

49152:rvOI22SsaNYfdPBldt698dBcjHxuRJ6PbR3LoGdsnTHHB72eh2NT:rvj22SsaNYfdPBldt6+dBcjHxuRJ6h

Score

10^/10

quasar office04 spyware trojan

Static task

static1

office04 quasar

3 signatures

Behavioral task

behavioral1

Sample

Sigmanly_445933fc1bdf9469526b8b84c5d6453d1db0d7fefe24bf50af987e1dabc60c78.exe

Resource

win7-20240903-en

quasar office04 spyware trojan

windows7-x64

9 signatures

150 seconds

Behavioral task

behavioral2

Sample

Sigmanly_445933fc1bdf9469526b8b84c5d6453d1db0d7fefe24bf50af987e1dabc60c78.exe

Resource

win10v2004-20250129-en

quasar office04 spyware trojan

windows10-2004-x64

9 signatures

150 seconds

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

C2

5.252.74.51:1337

Mutex

c9ab7a3b-f343-40bc-bf8b-f072c9beccf5

Attributes

encryption_key
22D8B6518A5AB3703F6FD0075F58F8B4DB404298
install_name
Client.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Quasar Client Startup
subdirectory
SubDir

Targets

- Target
  
  Sigmanly_445933fc1bdf9469526b8b84c5d6453d1db0d7fefe24bf50af987e1dabc60c78
- Size
  
  3.1MB
- MD5
  
  6d548f65275db48621c739026edba1d6
- SHA1
  
  7e8f3e64920984e407cfa5d257e67bfb885c67d8
- SHA256
  
  445933fc1bdf9469526b8b84c5d6453d1db0d7fefe24bf50af987e1dabc60c78
- SHA512
  
  c18b1593def2a6a1834016c61ba3be0bcd5e8dc37a5a889f1cbb924a252548ce3a5ac618a17c20112109015d509933a6a9c6823e437bf0e400f196de4f91266a
- SSDEEP
  
  49152:rvOI22SsaNYfdPBldt698dBcjHxuRJ6PbR3LoGdsnTHHB72eh2NT:rvj22SsaNYfdPBldt6+dBcjHxuRJ6h
Score

10^/10

quasar office04 spyware trojan
- Quasar RAT
  Quasar is an open source Remote Access Tool.
  trojan spyware quasar
- Quasar family
  quasar
- Quasar payload
- Executes dropped EXE
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

quasaroffice04spywaretrojan

behavioral2

quasaroffice04spywaretrojan

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