Malware Analysis Report

2024-08-06 11:41

Sample ID 240611-2dy7csthqp
Target 9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118
SHA256 481b39bb7007c144c10d04a4140e1d36336385263181729e76b8bf5e0c2e0baf
Tags
quasar spyware trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

481b39bb7007c144c10d04a4140e1d36336385263181729e76b8bf5e0c2e0baf

Threat Level: Known bad

The file 9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

quasar spyware trojan

Quasar RAT

Quasar payload

Checks computer location settings

Drops startup file

Loads dropped DLL

Looks up external IP address via web service

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
System Information Discovery
T1082
Query Registry
T1012
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-11 22:28

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-11 22:28

Reported

2024-06-11 22:31

Platform

win7-20240221-en

Max time kernel

138s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

Description Indicator Process Target
N/A N/A N/A N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Process.Lnk C:\Windows\SysWOW64\cscript.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cscript.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2508 wrote to memory of 2564 N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe C:\Windows\SysWOW64\cscript.exe
PID 2508 wrote to memory of 2564 N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe C:\Windows\SysWOW64\cscript.exe
PID 2508 wrote to memory of 2564 N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe C:\Windows\SysWOW64\cscript.exe
PID 2508 wrote to memory of 2564 N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe C:\Windows\SysWOW64\cscript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe"

C:\Windows\SysWOW64\cscript.exe

"C:\Windows\System32\cscript.exe" //B //Nologo C:\Users\Admin\Process.vbs

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 cochonita.ddns.net udp
NL 62.112.10.102:1102 cochonita.ddns.net tcp
NL 62.112.10.102:1102 cochonita.ddns.net tcp
NL 62.112.10.102:1102 cochonita.ddns.net tcp
US 8.8.8.8:53 cochonita.ddns.net udp
NL 62.112.10.102:1102 cochonita.ddns.net tcp
NL 62.112.10.102:1102 cochonita.ddns.net tcp

Files

memory/2508-0-0x0000000073DEE000-0x0000000073DEF000-memory.dmp

memory/2508-1-0x0000000000E60000-0x0000000002260000-memory.dmp

memory/2508-2-0x0000000073DE0000-0x00000000744CE000-memory.dmp

memory/2508-3-0x0000000000AE0000-0x0000000000B6E000-memory.dmp

memory/2508-4-0x0000000000620000-0x0000000000648000-memory.dmp

C:\Users\Admin\Process.vbs

MD5 3c0e21afb759888c019ab7da34a6f008
SHA1 37b2a14b6d29abdfffde809c4b1130f9fb4fe628
SHA256 79114241d16e8185237ddcead90ca9690a31e35f6108c1deb203e23a37d91c9d
SHA512 4516cc286df0b752888f0913c9fd196bc6723cd3837e3f8b6455d77a193f4b7c0297646982f01f3119e3c766cb2e29dbb82af6c1539c1809330cc87aa35b4624

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

MD5 9fbfd7ce3ffb3404b94e71ad2e7603cf
SHA1 9cfa549224406cf65681b28082c2084fc8e90293
SHA256 481b39bb7007c144c10d04a4140e1d36336385263181729e76b8bf5e0c2e0baf
SHA512 3c977390fa7e825e002017a7f62e7204a5f7a01353dbde022e28325edacd1270d37a1aeae52693092e499e4adf1c2f28ddbd2a7720ed934e76928cfa03dd5135

memory/2508-14-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-24-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-34-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-36-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-74-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-72-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-71-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-68-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-67-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-64-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-63-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-60-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-58-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-56-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-54-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-52-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-50-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-49-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-46-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-44-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-42-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-40-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-38-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-33-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-30-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-28-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-26-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-22-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-18-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-20-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-16-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-12-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-11-0x0000000000620000-0x0000000000641000-memory.dmp

memory/2508-77-0x0000000073DEE000-0x0000000073DEF000-memory.dmp

memory/2508-78-0x0000000073DE0000-0x00000000744CE000-memory.dmp

memory/2508-79-0x0000000006210000-0x000000000626E000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-11 22:28

Reported

2024-06-11 22:31

Platform

win10v2004-20240226-en

Max time kernel

152s

Max time network

162s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

Description Indicator Process Target
N/A N/A N/A N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Process.Lnk C:\Windows\SysWOW64\cscript.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3588 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe C:\Windows\SysWOW64\cscript.exe
PID 3588 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe C:\Windows\SysWOW64\cscript.exe
PID 3588 wrote to memory of 5008 N/A C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe C:\Windows\SysWOW64\cscript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9fbfd7ce3ffb3404b94e71ad2e7603cf_JaffaCakes118.exe"

C:\Windows\SysWOW64\cscript.exe

"C:\Windows\System32\cscript.exe" //B //Nologo C:\Users\Admin\Process.vbs

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=2276,i,11674642242468042059,14711253743544118298,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 cochonita.ddns.net udp
NL 62.112.10.102:1102 cochonita.ddns.net tcp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
NL 62.112.10.102:1102 cochonita.ddns.net tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
NL 62.112.10.102:1102 cochonita.ddns.net tcp
US 8.8.8.8:53 cochonita.ddns.net udp
NL 62.112.10.102:1102 cochonita.ddns.net tcp
US 8.8.8.8:53 171.117.168.52.in-addr.arpa udp
NL 62.112.10.102:1102 cochonita.ddns.net tcp

Files

memory/3588-0-0x0000000074F0E000-0x0000000074F0F000-memory.dmp

memory/3588-1-0x0000000000DB0000-0x00000000021B0000-memory.dmp

memory/3588-2-0x0000000006F90000-0x00000000074BC000-memory.dmp

memory/3588-3-0x0000000074F00000-0x00000000756B0000-memory.dmp

memory/3588-4-0x0000000006BD0000-0x0000000006C5E000-memory.dmp

memory/3588-5-0x0000000006B90000-0x0000000006BB8000-memory.dmp

C:\Users\Admin\Process.vbs

MD5 3c0e21afb759888c019ab7da34a6f008
SHA1 37b2a14b6d29abdfffde809c4b1130f9fb4fe628
SHA256 79114241d16e8185237ddcead90ca9690a31e35f6108c1deb203e23a37d91c9d
SHA512 4516cc286df0b752888f0913c9fd196bc6723cd3837e3f8b6455d77a193f4b7c0297646982f01f3119e3c766cb2e29dbb82af6c1539c1809330cc87aa35b4624

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

MD5 9fbfd7ce3ffb3404b94e71ad2e7603cf
SHA1 9cfa549224406cf65681b28082c2084fc8e90293
SHA256 481b39bb7007c144c10d04a4140e1d36336385263181729e76b8bf5e0c2e0baf
SHA512 3c977390fa7e825e002017a7f62e7204a5f7a01353dbde022e28325edacd1270d37a1aeae52693092e499e4adf1c2f28ddbd2a7720ed934e76928cfa03dd5135

memory/3588-50-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-74-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-72-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-70-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-69-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-66-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-64-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-62-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-60-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-58-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-56-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-54-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-52-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-48-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-47-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-44-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-42-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-40-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-38-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-36-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-34-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-33-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-30-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-28-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-26-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-24-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-22-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-18-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-16-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-15-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-20-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-12-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-11-0x0000000006B90000-0x0000000006BB1000-memory.dmp

memory/3588-77-0x0000000074F00000-0x00000000756B0000-memory.dmp

memory/3588-78-0x0000000074F0E000-0x0000000074F0F000-memory.dmp

memory/3588-79-0x0000000074F00000-0x00000000756B0000-memory.dmp

memory/3588-80-0x0000000007CD0000-0x0000000007D6C000-memory.dmp

memory/3588-81-0x0000000007D70000-0x0000000007DCE000-memory.dmp

memory/3588-82-0x0000000008410000-0x00000000089B4000-memory.dmp

memory/3588-83-0x0000000007F80000-0x0000000008012000-memory.dmp

memory/3588-84-0x0000000008220000-0x0000000008286000-memory.dmp

memory/3588-85-0x0000000007F60000-0x0000000007F72000-memory.dmp

memory/3588-86-0x0000000008C40000-0x0000000008C7C000-memory.dmp

memory/3588-88-0x0000000008F40000-0x0000000008F4A000-memory.dmp