quasar | 108ba2d8bbbd602580d507f9abd001b0ce97381008e2f7becefdfc728ef2acf0

General

Target

84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe
Size

3.1MB
MD5

84dcf85ef6b6da9fb86db16e777e1780
SHA1

7fb44a0549aefd0a353bf4b19b690b4ec5c6647a
SHA256

108ba2d8bbbd602580d507f9abd001b0ce97381008e2f7becefdfc728ef2acf0
SHA512

4a121c119531ee6bdfc4ce7ee6fbf64b910f0557d7828399df0f549a5656737b343eb4cad48c7682643b6dddbcb7cde9c055f18bc718223682ae09f49cc1695c
SSDEEP

49152:2vQt62XlaSFNWPjljiFa2RoUYIEfX4ECswk/G8GoGd1owOTHHB72eh2NT:2vc62XlaSFNWPjljiFXRoUYIEfXYx6

Score

10^/10

quasar clients spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.4.1

Botnet

Clients

C2

195.20.255.80:1738

Mutex

605f2851-0092-4098-9c57-f2d81f9174e3

Attributes

encryption_key
EF6FD7046495B125241282E670A0F8EEF4DE6EF4
install_name
solara.exe
log_directory
Logs
reconnect_delay
3000
startup_key
solara executor
subdirectory
solara

Signatures

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

Quasar payload 3 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1968-1-0x0000000000360000-0x0000000000684000-memory.dmp	family_quasar
C:\Users\Admin\AppData\Roaming\solara\solara.exe	family_quasar
behavioral1/memory/2596-8-0x0000000000350000-0x0000000000674000-memory.dmp	family_quasar

Executes dropped EXE 1 IoCs

Processes:

solara.exe

pid process

2596 solara.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

3032 schtasks.exe
2880 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exesolara.exe

description pid process

Token: SeDebugPrivilege 1968 84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe
Token: SeDebugPrivilege 2596 solara.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

solara.exe

pid process

2596 solara.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

solara.exe

pid process

2596 solara.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

solara.exe

pid process

2596 solara.exe

pid	process
2596	solara.exe

pid	process
3032	schtasks.exe
2880	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	1968	84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe
Token: SeDebugPrivilege	2596	solara.exe

pid	process
2596	solara.exe

pid	process
2596	solara.exe

pid	process
2596	solara.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exesolara.exe

description	pid	process	target process
PID 1968 wrote to memory of 3032	1968	84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe	schtasks.exe
PID 1968 wrote to memory of 3032	1968	84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe	schtasks.exe
PID 1968 wrote to memory of 3032	1968	84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe	schtasks.exe
PID 1968 wrote to memory of 2596	1968	84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe	solara.exe
PID 1968 wrote to memory of 2596	1968	84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe	solara.exe
PID 1968 wrote to memory of 2596	1968	84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe	solara.exe
PID 2596 wrote to memory of 2880	2596	solara.exe	schtasks.exe
PID 2596 wrote to memory of 2880	2596	solara.exe	schtasks.exe
PID 2596 wrote to memory of 2880	2596	solara.exe	schtasks.exe

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\84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\84dcf85ef6b6da9fb86db16e777e1780_NeikiAnalytics.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1968

C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "solara executor" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\solara\solara.exe" /rl HIGHEST /f
2⤵
- Creates scheduled task(s)
PID:3032

C:\Users\Admin\AppData\Roaming\solara\solara.exe
"C:\Users\Admin\AppData\Roaming\solara\solara.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2596

C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "solara executor" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\solara\solara.exe" /rl HIGHEST /f
3⤵
- Creates scheduled task(s)
PID:2880

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\solara\solara.exe

Filesize
3.1MB

MD5
84dcf85ef6b6da9fb86db16e777e1780

SHA1
7fb44a0549aefd0a353bf4b19b690b4ec5c6647a

SHA256
108ba2d8bbbd602580d507f9abd001b0ce97381008e2f7becefdfc728ef2acf0

SHA512
4a121c119531ee6bdfc4ce7ee6fbf64b910f0557d7828399df0f549a5656737b343eb4cad48c7682643b6dddbcb7cde9c055f18bc718223682ae09f49cc1695c

Download Submit
memory/1968-0-0x000007FEF60C3000-0x000007FEF60C4000-memory.dmp

Filesize
4KB

Download
memory/1968-1-0x0000000000360000-0x0000000000684000-memory.dmp

Filesize
3.1MB

Download
memory/1968-2-0x000007FEF60C0000-0x000007FEF6AAC000-memory.dmp

Filesize
9.9MB

Download
memory/1968-9-0x000007FEF60C0000-0x000007FEF6AAC000-memory.dmp

Filesize
9.9MB

Download
memory/2596-7-0x000007FEF60C0000-0x000007FEF6AAC000-memory.dmp

Filesize
9.9MB

Download
memory/2596-8-0x0000000000350000-0x0000000000674000-memory.dmp

Filesize
3.1MB

Download
memory/2596-10-0x000007FEF60C0000-0x000007FEF6AAC000-memory.dmp

Filesize
9.9MB

Download
memory/2596-11-0x000007FEF60C0000-0x000007FEF6AAC000-memory.dmp

Filesize
9.9MB

Download
memory/2596-12-0x000007FEF60C0000-0x000007FEF6AAC000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads