quasar | fe49e1e39c332cbaae858c46aa639fd8330d0fc5b3c0ee08699d251ff2765051

General

Target

HackingTool2-pre-build.exe
Size

349KB
MD5

79784bc17a6b8cc3d54c0960d439dd95
SHA1

b7a516a2f1a672332d30f2cf901abd2699530917
SHA256

fe49e1e39c332cbaae858c46aa639fd8330d0fc5b3c0ee08699d251ff2765051
SHA512

4ba3238087114ee53ccaec30c6b54b01021d5c456f5e21b695ae4dada43a42d2e911288fbabd49ddcde7420a2cbf5110d8ddc988af716f087c726652ab262e91
SSDEEP

3072:aKK2J10sQyMaFSlEcEj69HGRMCGE0Nm1kXcjKPhk1EXQ/vWfbryU5rFuDXMeVGdc:rK2J10qdSlEc39HGlUZKl/Ofbm24V0I

Score

10^/10

quasar niñorata discovery spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

Niñorata

C2

84.247.189.255:4782

Mutex

QSR_MUTEX_FmGPPoFy6YzWX6Vhge

Attributes

encryption_key
ZwtLwao8GASaVTgFbvuh
install_name
nvidia-subprocess-gamepanel.exe
log_directory
Logs
reconnect_delay
3000
startup_key
nvidia-subprocess
subdirectory
SubDir

Signatures

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

Quasar payload 3 IoCs

resource	yara_rule
behavioral1/memory/2820-1-0x0000000000D70000-0x0000000000DCE000-memory.dmp	family_quasar
behavioral1/files/0x0012000000016d3f-5.dat	family_quasar
behavioral1/memory/2952-10-0x0000000000E20000-0x0000000000E7E000-memory.dmp	family_quasar

Executes dropped EXE 1 IoCs

pid	Process
2952	nvidia-subprocess-gamepanel.exe

Loads dropped DLL 1 IoCs

pid	Process
2820	HackingTool2-pre-build.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
2	ip-api.com

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HackingTool2-pre-build.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nvidia-subprocess-gamepanel.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.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
2796	schtasks.exe
2992	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2820	HackingTool2-pre-build.exe
Token: SeDebugPrivilege	2952	nvidia-subprocess-gamepanel.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 2992	2820	HackingTool2-pre-build.exe	31
PID 2820 wrote to memory of 2992	2820	HackingTool2-pre-build.exe	31
PID 2820 wrote to memory of 2992	2820	HackingTool2-pre-build.exe	31
PID 2820 wrote to memory of 2992	2820	HackingTool2-pre-build.exe	31
PID 2820 wrote to memory of 2952	2820	HackingTool2-pre-build.exe	33
PID 2820 wrote to memory of 2952	2820	HackingTool2-pre-build.exe	33
PID 2820 wrote to memory of 2952	2820	HackingTool2-pre-build.exe	33
PID 2820 wrote to memory of 2952	2820	HackingTool2-pre-build.exe	33
PID 2952 wrote to memory of 2796	2952	nvidia-subprocess-gamepanel.exe	34
PID 2952 wrote to memory of 2796	2952	nvidia-subprocess-gamepanel.exe	34
PID 2952 wrote to memory of 2796	2952	nvidia-subprocess-gamepanel.exe	34
PID 2952 wrote to memory of 2796	2952	nvidia-subprocess-gamepanel.exe	34

C:\Users\Admin\AppData\Local\Temp\HackingTool2-pre-build.exe
"C:\Users\Admin\AppData\Local\Temp\HackingTool2-pre-build.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Windows\SysWOW64\schtasks.exe
  "schtasks" /create /tn "nvidia-subprocess" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\HackingTool2-pre-build.exe" /rl HIGHEST /f
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2992
- C:\Users\Admin\AppData\Roaming\SubDir\nvidia-subprocess-gamepanel.exe
  "C:\Users\Admin\AppData\Roaming\SubDir\nvidia-subprocess-gamepanel.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2952
- - C:\Windows\SysWOW64\schtasks.exe
    "schtasks" /create /tn "nvidia-subprocess" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\nvidia-subprocess-gamepanel.exe" /rl HIGHEST /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Scheduled Task/Job: Scheduled Task
    PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Roaming\SubDir\nvidia-subprocess-gamepanel.exe

Filesize
349KB

MD5
79784bc17a6b8cc3d54c0960d439dd95

SHA1
b7a516a2f1a672332d30f2cf901abd2699530917

SHA256
fe49e1e39c332cbaae858c46aa639fd8330d0fc5b3c0ee08699d251ff2765051

SHA512
4ba3238087114ee53ccaec30c6b54b01021d5c456f5e21b695ae4dada43a42d2e911288fbabd49ddcde7420a2cbf5110d8ddc988af716f087c726652ab262e91

Download Submit
memory/2820-0-0x0000000074D4E000-0x0000000074D4F000-memory.dmp

Filesize
4KB

Download
memory/2820-1-0x0000000000D70000-0x0000000000DCE000-memory.dmp

Filesize
376KB

Download
memory/2820-2-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2820-13-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-12-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-11-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-10-0x0000000000E20000-0x0000000000E7E000-memory.dmp

Filesize
376KB

Download
memory/2952-14-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download
memory/2952-15-0x0000000074D40000-0x000000007542E000-memory.dmp

Filesize
6.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads