quasar | 0175d8a12d65b359733a5442daf4ca4b3160212eae7eed1679f9ae4a6b21ff0f

Analysis

max time kernel
145s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20250313-en
resource tags

arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2025, 02:12

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General

Target

ixeeno.exe
Size

1.5MB
MD5

2433a7e38a0a4cf473fd26fb8429aae0
SHA1

a25454de6895dfdebdc86e8e799b3578f733d28d
SHA256

0175d8a12d65b359733a5442daf4ca4b3160212eae7eed1679f9ae4a6b21ff0f
SHA512

df7d60d46fb612617a667049e8e20caca3896af9516ba05ecf5c482e0ca1e2d92df4fcabce9f5cf1b04b277c17dc3e10c53c96cbde9e4ced600ceca7c0b0dbc3
SSDEEP

24576:qlRNJAhU6S2HIPbcNE0KKzaOwIRxl2SVciNkgSMgm5Q+r3qVt:WDKEwKKzwipVcCPZyO4

Score

10^/10

quasar spyware trojan

Malware Config

Signatures

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

Quasar payload 3 IoCs

resource	yara_rule
behavioral2/memory/5740-1-0x0000021AE5950000-0x0000021AE5ADA000-memory.dmp	family_quasar
behavioral2/memory/5740-2-0x0000021A800A0000-0x0000021A800BA000-memory.dmp	family_quasar
behavioral2/files/0x00080000000241d9-7.dat	family_quasar

Executes dropped EXE 1 IoCs

pid	Process
4476	svchost.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\SubDir\svchost.exe	ixeeno.exe
File opened for modification	C:\Windows\system32\SubDir	ixeeno.exe
File opened for modification	C:\Windows\system32\SubDir\svchost.exe	svchost.exe
File opened for modification	C:\Windows\system32\SubDir	svchost.exe
File created	C:\Windows\system32\SubDir\svchost.exe	ixeeno.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
5512	schtasks.exe
5684	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
4476	svchost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	5740	ixeeno.exe
Token: SeDebugPrivilege	4476	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4476	svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5740 wrote to memory of 5512	5740	ixeeno.exe	90
PID 5740 wrote to memory of 5512	5740	ixeeno.exe	90
PID 5740 wrote to memory of 4476	5740	ixeeno.exe	92
PID 5740 wrote to memory of 4476	5740	ixeeno.exe	92
PID 4476 wrote to memory of 5684	4476	svchost.exe	93
PID 4476 wrote to memory of 5684	4476	svchost.exe	93

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\ixeeno.exe
"C:\Users\Admin\AppData\Local\Temp\ixeeno.exe"
1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5740
- C:\Windows\SYSTEM32\schtasks.exe
  "schtasks" /create /tn "Windows Repair Tool" /sc ONLOGON /tr "C:\Windows\system32\SubDir\svchost.exe" /rl HIGHEST /f
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:5512
- C:\Windows\system32\SubDir\svchost.exe
  "C:\Windows\system32\SubDir\svchost.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious behavior: AddClipboardFormatListener
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4476
- - C:\Windows\SYSTEM32\schtasks.exe
    "schtasks" /create /tn "Windows Repair Tool" /sc ONLOGON /tr "C:\Windows\system32\SubDir\svchost.exe" /rl HIGHEST /f
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:5684

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:\Windows\System32\SubDir\svchost.exe

Filesize
1.5MB

MD5
2433a7e38a0a4cf473fd26fb8429aae0

SHA1
a25454de6895dfdebdc86e8e799b3578f733d28d

SHA256
0175d8a12d65b359733a5442daf4ca4b3160212eae7eed1679f9ae4a6b21ff0f

SHA512
df7d60d46fb612617a667049e8e20caca3896af9516ba05ecf5c482e0ca1e2d92df4fcabce9f5cf1b04b277c17dc3e10c53c96cbde9e4ced600ceca7c0b0dbc3

Download Submit
memory/4476-11-0x00007FFED4D00000-0x00007FFED57C1000-memory.dmp

Filesize
10.8MB

Download
memory/4476-12-0x0000024D67FB0000-0x0000024D67FC2000-memory.dmp

Filesize
72KB

Download
memory/4476-13-0x0000024D69450000-0x0000024D694A0000-memory.dmp

Filesize
320KB

Download
memory/4476-14-0x0000024D69560000-0x0000024D69612000-memory.dmp

Filesize
712KB

Download
memory/4476-15-0x0000024D69400000-0x0000024D6944E000-memory.dmp

Filesize
312KB

Download
memory/4476-16-0x00007FFED4D00000-0x00007FFED57C1000-memory.dmp

Filesize
10.8MB

Download
memory/5740-0-0x00007FFED4D03000-0x00007FFED4D05000-memory.dmp

Filesize
8KB

Download
memory/5740-1-0x0000021AE5950000-0x0000021AE5ADA000-memory.dmp

Filesize
1.5MB

Download
memory/5740-2-0x0000021A800A0000-0x0000021A800BA000-memory.dmp

Filesize
104KB

Download
memory/5740-3-0x00007FFED4D00000-0x00007FFED57C1000-memory.dmp

Filesize
10.8MB

Download
memory/5740-10-0x00007FFED4D00000-0x00007FFED57C1000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads