quasar | e2e708e09031d7fa512f31ca4d6b10d0e48df7aff2a5b889477e792c6847a90c

Analysis

max time kernel
314s
max time network
867s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
13-09-2024 18:56

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General

Target

AuroraALPHABUILD.0-6 - Copy (5).exe
Size

231.7MB
MD5

3cda647a8948f3ac4df14abf6f1d62c1
SHA1

f4da28914a3938e7de76546bcf911f539672459a
SHA256

c905d2c1b9df641f12daab74948cef579aa92b6f07c36f97ed70146b615411c1
SHA512

77c0cd078ab2d2765237c3cc68a4872a81db653f1ad6a42122b786b27c7d48842577a65e88ad61e549e13b5be0df51e25b5f026089a19833e9da71f8c30c0cdd
SSDEEP

6144:0MNHXf500MU8zfjEm0beDmcCl/QOqNgJyCqv7cc:Rd505jwmZmcgSNgJyrv7cc

Score

10^/10

quasar gimp1 discovery spyware trojan

Malware Config

Extracted

Family

quasar

Version

1.3.0.0

Botnet

gimp1

193.42.33.210:4444

gimpdns.ddns.net:4444

Mutex

QSR_MUTEX_XwuUSTCgYhmnf6vJ1L

Attributes

encryption_key
lRzFKjYQKUKzh6RyUYYQ
install_name
svchost.exe
log_directory
Logs
reconnect_delay
3000
startup_key
svchost
subdirectory
SubDir

Signatures

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

Quasar payload 1 IoCs

Processes:

resource	yara_rule
behavioral14/memory/2948-1-0x0000000000150000-0x00000000001AE000-memory.dmp	family_quasar

Executes dropped EXE 1 IoCs

Processes:

svchost.exe

pid process

3112 svchost.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

1 ip-api.com
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
3112	svchost.exe

flow	ioc
1	ip-api.com

System Location Discovery: System Language Discovery 1 TTPs 8 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

Processes:

PING.EXEAuroraALPHABUILD.0-6 - Copy (5).exeschtasks.exesvchost.exeschtasks.exeschtasks.execmd.exechcp.com

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AuroraALPHABUILD.0-6 - Copy (5).exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	chcp.com

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
discovery

Internet Connection Discovery
T1016.001

Processes:

PING.EXE

pid process

4088 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4088 PING.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

Processes:

schtasks.exeschtasks.exe

pid process

408 schtasks.exe
8 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

AuroraALPHABUILD.0-6 - Copy (5).exesvchost.exe

description pid process

Token: SeDebugPrivilege 2948 AuroraALPHABUILD.0-6 - Copy (5).exe
Token: SeDebugPrivilege 3112 svchost.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

svchost.exe

pid process

3112 svchost.exe

pid	process
4088	PING.EXE

pid	process
4088	PING.EXE

pid	process
408	schtasks.exe
8	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	2948	AuroraALPHABUILD.0-6 - Copy (5).exe
Token: SeDebugPrivilege	3112	svchost.exe

pid	process
3112	svchost.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

AuroraALPHABUILD.0-6 - Copy (5).exesvchost.execmd.exe

description	pid	process	target process
PID 2948 wrote to memory of 408	2948	AuroraALPHABUILD.0-6 - Copy (5).exe	schtasks.exe
PID 2948 wrote to memory of 408	2948	AuroraALPHABUILD.0-6 - Copy (5).exe	schtasks.exe
PID 2948 wrote to memory of 408	2948	AuroraALPHABUILD.0-6 - Copy (5).exe	schtasks.exe
PID 2948 wrote to memory of 3112	2948	AuroraALPHABUILD.0-6 - Copy (5).exe	svchost.exe
PID 2948 wrote to memory of 3112	2948	AuroraALPHABUILD.0-6 - Copy (5).exe	svchost.exe
PID 2948 wrote to memory of 3112	2948	AuroraALPHABUILD.0-6 - Copy (5).exe	svchost.exe
PID 3112 wrote to memory of 8	3112	svchost.exe	schtasks.exe
PID 3112 wrote to memory of 8	3112	svchost.exe	schtasks.exe
PID 3112 wrote to memory of 8	3112	svchost.exe	schtasks.exe
PID 3112 wrote to memory of 3320	3112	svchost.exe	schtasks.exe
PID 3112 wrote to memory of 3320	3112	svchost.exe	schtasks.exe
PID 3112 wrote to memory of 3320	3112	svchost.exe	schtasks.exe
PID 3112 wrote to memory of 4892	3112	svchost.exe	cmd.exe
PID 3112 wrote to memory of 4892	3112	svchost.exe	cmd.exe
PID 3112 wrote to memory of 4892	3112	svchost.exe	cmd.exe
PID 4892 wrote to memory of 4180	4892	cmd.exe	chcp.com
PID 4892 wrote to memory of 4180	4892	cmd.exe	chcp.com
PID 4892 wrote to memory of 4180	4892	cmd.exe	chcp.com
PID 4892 wrote to memory of 4088	4892	cmd.exe	PING.EXE
PID 4892 wrote to memory of 4088	4892	cmd.exe	PING.EXE
PID 4892 wrote to memory of 4088	4892	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\AuroraALPHABUILD.0-6 - Copy (5).exe
"C:\Users\Admin\AppData\Local\Temp\AuroraALPHABUILD.0-6 - Copy (5).exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2948

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "svchost" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\AuroraALPHABUILD.0-6 - Copy (5).exe" /rl HIGHEST /f
2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:408

C:\Users\Admin\AppData\Roaming\SubDir\svchost.exe
"C:\Users\Admin\AppData\Roaming\SubDir\svchost.exe"
2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3112

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /create /tn "svchost" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\svchost.exe" /rl HIGHEST /f
3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:8

C:\Windows\SysWOW64\schtasks.exe
"schtasks" /delete /tn "svchost" /f
3⤵
- System Location Discovery: System Language Discovery
PID:3320

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\lo47dEVP2AO2.bat" "
3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4892

C:\Windows\SysWOW64\chcp.com
chcp 65001
4⤵
- System Location Discovery: System Language Discovery
PID:4180

C:\Windows\SysWOW64\PING.EXE
ping -n 10 localhost
4⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:4088

Network

MITRE ATT&CK Matrix ATT&CK v13

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Remote System Discovery

T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

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Downloads

C:\Users\Admin\AppData\Local\Temp\lo47dEVP2AO2.bat
Filesize
263B

MD5
92886753146f77dc4470525977950a30

SHA1
bf1d6360c92b9a5751d455dfa1b49d4f7195b474

SHA256
3546509ec20d3fb65e4a300628e7c5e2f06d8f54ee7f3ca205e43b583e9b3df7

SHA512
86a952da7a2fe33161fe52fd65a2424a4b123ba6eda9d8d129b23e4b1b16dfe8b267bb682b77528b6f90603551cf15b997fe21d42eedd6da642b39a327387ca8

Download Submit
C:\Users\Admin\AppData\Roaming\Logs\09-13-~1
Filesize
224B

MD5
ad88d24f7c02151ad05c5d177c0fa049

SHA1
aa5196355612ba3529c4410ac33fc59ef1e16eab

SHA256
cf772bf5c6520e642bd05c3cc7c7046fc1a2f72043a9a6bc56e839d83e77d932

SHA512
7d03c75c01fb4e31f3990c54f5ae4a86d32148ae9340664bbd9493ffbf4dd29ca3ba3fc391284f8440ca302f1c2288b6d02cac57f0bab3a0be143aa9d2ab31fa

Download Submit
memory/2948-1-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/2948-2-0x0000000004F70000-0x000000000546E000-memory.dmp

Filesize
5.0MB

Download
memory/2948-3-0x0000000004A70000-0x0000000004B02000-memory.dmp

Filesize
584KB

Download
memory/2948-4-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/2948-5-0x0000000004B10000-0x0000000004B76000-memory.dmp

Filesize
408KB

Download
memory/2948-6-0x0000000005670000-0x0000000005682000-memory.dmp

Filesize
72KB

Download
memory/2948-7-0x0000000005A60000-0x0000000005A9E000-memory.dmp

Filesize
248KB

Download
memory/2948-0-0x000000007324E000-0x000000007324F000-memory.dmp

Filesize
4KB

Download
memory/2948-14-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/3112-15-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/3112-19-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/3112-18-0x00000000072C0000-0x00000000072CA000-memory.dmp

Filesize
40KB

Download
memory/3112-25-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download
memory/3112-16-0x0000000073240000-0x000000007392E000-memory.dmp

Filesize
6.9MB

Download