quasar | fc75d36dec1aa6c9e5084cc311be66d7367d5c09368d455c5e7e5e5d573bbdbb

General

Target

5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe
Size

505KB
MD5

5e6bcd56ec017730e59572beaab515a0
SHA1

9281861cb5e7c2250eadced63926fb84c139879f
SHA256

fc75d36dec1aa6c9e5084cc311be66d7367d5c09368d455c5e7e5e5d573bbdbb
SHA512

f50120a578598e4267d57dc0540140cb3395025cf98fe56a196f70c26021c95a37b593100400efc4b143c9d238007a8cf3c3f77ffef0e4ee33ea8644b01963f1
SSDEEP

12288:i3/WV0K6JGoiHawlvRxp7pVLlwpd0qGWjX1nf:r6JGoi60XxLlBPWjX1nf

Score

10^/10

quasar spyware trojan

Malware Config

Signatures

Quasar RAT
Quasar is an open source Remote Access Tool.
trojan spyware quasar
Executes dropped EXE 1 IoCs

Processes:

driver.exe

pid process

2696 driver.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.

Processes:

flow ioc

23 ip-api.com
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

700 schtasks.exe
2700 schtasks.exe

flow	ioc
23	ip-api.com

pid	process
700	schtasks.exe
2700	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

driver.exe

pid	process
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe
2696	driver.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

driver.exe

description pid process

Token: SeDebugPrivilege 2696 driver.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

driver.exe

pid process

2696 driver.exe

description	pid	process
Token: SeDebugPrivilege	2696	driver.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exedriver.exe

description	pid	process	target process
PID 4836 wrote to memory of 700	4836	5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe	schtasks.exe
PID 4836 wrote to memory of 700	4836	5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe	schtasks.exe
PID 4836 wrote to memory of 700	4836	5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe	schtasks.exe
PID 4836 wrote to memory of 2696	4836	5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe	driver.exe
PID 4836 wrote to memory of 2696	4836	5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe	driver.exe
PID 4836 wrote to memory of 2696	4836	5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe	driver.exe
PID 2696 wrote to memory of 2700	2696	driver.exe	schtasks.exe
PID 2696 wrote to memory of 2700	2696	driver.exe	schtasks.exe
PID 2696 wrote to memory of 2700	2696	driver.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4836

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "Windows Defender" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\5e6bcd56ec017730e59572beaab515a0_JaffaCakes118.exe" /rl HIGHEST /f
2⤵
- Creates scheduled task(s)
PID:700

C:\Users\Admin\AppData\Roaming\driver\driver.exe
"C:\Users\Admin\AppData\Roaming\driver\driver.exe" -d2
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2696

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "Windows Defender" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\driver\driver.exe" /rl HIGHEST /f
3⤵
- Creates scheduled task(s)
PID:2700

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\driver\driver.exe
Filesize
505KB

MD5
5e6bcd56ec017730e59572beaab515a0

SHA1
9281861cb5e7c2250eadced63926fb84c139879f

SHA256
fc75d36dec1aa6c9e5084cc311be66d7367d5c09368d455c5e7e5e5d573bbdbb

SHA512
f50120a578598e4267d57dc0540140cb3395025cf98fe56a196f70c26021c95a37b593100400efc4b143c9d238007a8cf3c3f77ffef0e4ee33ea8644b01963f1

Download Submit
memory/2696-13-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/2696-19-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/2696-18-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/2696-17-0x0000000006E20000-0x0000000006E2A000-memory.dmp

Filesize
40KB

Download
memory/2696-15-0x0000000005F70000-0x0000000005FAC000-memory.dmp

Filesize
240KB

Download
memory/2696-14-0x0000000005B30000-0x0000000005B42000-memory.dmp

Filesize
72KB

Download
memory/2696-11-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/4836-3-0x00000000059E0000-0x0000000005A46000-memory.dmp

Filesize
408KB

Download
memory/4836-12-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/4836-8-0x0000000006120000-0x00000000061B2000-memory.dmp

Filesize
584KB

Download
memory/4836-4-0x00000000065F0000-0x0000000006B94000-memory.dmp

Filesize
5.6MB

Download
memory/4836-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

Filesize
4KB

Download
memory/4836-2-0x00000000746F0000-0x0000000074EA0000-memory.dmp

Filesize
7.7MB

Download
memory/4836-1-0x0000000000FC0000-0x0000000001044000-memory.dmp

Filesize
528KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads