quasar | 1d55a256b3519b624f19c81a9b9f0477d8ad45a967f853e723a921194ee585f0

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2024, 10:07

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General

Target

Awp.ggCRACKED.exe
Size

3.1MB
MD5

b622196e254ed84e5b1f59f1aac2cfb1
SHA1

f77a050aaff00d2cc3da7f11fb35e0bd2c0338be
SHA256

1d55a256b3519b624f19c81a9b9f0477d8ad45a967f853e723a921194ee585f0
SHA512

5a525dda3785449a3770f98ce105bf83a417654537a70e6f8a4ddfcba938dffa029e11161d1ae64afed48e78e6bd3336777c97334c7c1a453e9e742506520fbf
SSDEEP

49152:rvyI22SsaNYfdPBldt698dBcjHBdLf1JlaoGdVTHHB72eh2NT:rvf22SsaNYfdPBldt6+dBcjHBdLQ

Score

10^/10

quasar office04 spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Office04

192.168.1.19:4782

Mutex

cbd5bb11-a5b0-4dee-8e4b-bb4f3dacc71d

Attributes

encryption_key
17F9A06104A1A84BB74B1E617E0D5896149A2953
install_name
Solora.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Windows Defender
subdirectory
SubDir

Signatures

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

Quasar payload 2 IoCs

resource	yara_rule
behavioral2/memory/4856-1-0x0000000000F80000-0x00000000012A4000-memory.dmp	family_quasar
behavioral2/files/0x000a000000023ba0-5.dat	family_quasar

Executes dropped EXE 1 IoCs

pid	Process
2892	Solora.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2928	schtasks.exe
4984	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4856	Awp.ggCRACKED.exe
Token: SeDebugPrivilege	2892	Solora.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2892	Solora.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4856 wrote to memory of 2928	4856	Awp.ggCRACKED.exe	82
PID 4856 wrote to memory of 2928	4856	Awp.ggCRACKED.exe	82
PID 4856 wrote to memory of 2892	4856	Awp.ggCRACKED.exe	84
PID 4856 wrote to memory of 2892	4856	Awp.ggCRACKED.exe	84
PID 2892 wrote to memory of 4984	2892	Solora.exe	85
PID 2892 wrote to memory of 4984	2892	Solora.exe	85

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\Awp.ggCRACKED.exe
"C:\Users\Admin\AppData\Local\Temp\Awp.ggCRACKED.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "Windows Defender" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Solora.exe" /rl HIGHEST /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:2928
- C:\Users\Admin\AppData\Roaming\SubDir\Solora.exe
  "C:\Users\Admin\AppData\Roaming\SubDir\Solora.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SYSTEM32\schtasks.exe
    "schtasks" /create /tn "Windows Defender" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Solora.exe" /rl HIGHEST /f
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:4984

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\SubDir\Solora.exe

Filesize
3.1MB

MD5
b622196e254ed84e5b1f59f1aac2cfb1

SHA1
f77a050aaff00d2cc3da7f11fb35e0bd2c0338be

SHA256
1d55a256b3519b624f19c81a9b9f0477d8ad45a967f853e723a921194ee585f0

SHA512
5a525dda3785449a3770f98ce105bf83a417654537a70e6f8a4ddfcba938dffa029e11161d1ae64afed48e78e6bd3336777c97334c7c1a453e9e742506520fbf

Download Submit
memory/2892-10-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/2892-11-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/2892-12-0x000000001B510000-0x000000001B560000-memory.dmp

Filesize
320KB

Download
memory/2892-13-0x000000001D720000-0x000000001D7D2000-memory.dmp

Filesize
712KB

Download
memory/2892-14-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/4856-0-0x00007FFDFA733000-0x00007FFDFA735000-memory.dmp

Filesize
8KB

Download
memory/4856-1-0x0000000000F80000-0x00000000012A4000-memory.dmp

Filesize
3.1MB

Download
memory/4856-2-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download
memory/4856-9-0x00007FFDFA730000-0x00007FFDFB1F1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads