Malware Analysis Report

2024-10-19 08:41

Sample ID 240421-wn6fjagh5y
Target ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118
SHA256 fe920c2ba73fc82c4564e93fb39fd738aac91ffe5936d4e9bcfa3a14f9ef2863
Tags
office04 quasar spyware trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

fe920c2ba73fc82c4564e93fb39fd738aac91ffe5936d4e9bcfa3a14f9ef2863

Threat Level: Known bad

The file ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

office04 quasar spyware trojan

Quasar family

Quasar payload

Quasar RAT

Looks up external IP address via web service

Unsigned PE

Creates scheduled task(s)

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-21 18:05

Signatures

Quasar family

quasar

Quasar payload

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-21 18:05

Reported

2024-04-21 18:07

Platform

win7-20240215-en

Max time kernel

135s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

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

Looks up external IP address via web service

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

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks" /create /tn "pack" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe" /rl HIGHEST /f

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
DE 136.244.94.164:3232 tcp
DE 136.244.94.164:3232 tcp
DE 136.244.94.164:3232 tcp
DE 136.244.94.164:3232 tcp
DE 136.244.94.164:3232 tcp
DE 136.244.94.164:3232 tcp
DE 136.244.94.164:3232 tcp

Files

memory/2980-0-0x0000000000390000-0x00000000003EE000-memory.dmp

memory/2980-1-0x0000000074160000-0x000000007484E000-memory.dmp

memory/2980-2-0x0000000004990000-0x00000000049D0000-memory.dmp

memory/2980-4-0x0000000074160000-0x000000007484E000-memory.dmp

memory/2980-5-0x0000000004990000-0x00000000049D0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-21 18:05

Reported

2024-04-21 18:07

Platform

win10v2004-20240412-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe"

Signatures

Quasar RAT

trojan spyware quasar

Quasar payload

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

Looks up external IP address via web service

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

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe"

C:\Windows\SysWOW64\schtasks.exe

"schtasks" /create /tn "pack" /sc ONLOGON /tr "C:\Users\Admin\AppData\Local\Temp\ffdaa7380de41365e6f885d5c1fefb89_JaffaCakes118.exe" /rl HIGHEST /f

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.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 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
DE 136.244.94.164:3232 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 67.32.209.4.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 21.114.53.23.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 154.173.246.72.in-addr.arpa udp
DE 136.244.94.164:3232 tcp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 139.122.16.96.in-addr.arpa udp
US 8.8.8.8:53 217.197.17.2.in-addr.arpa udp
DE 136.244.94.164:3232 tcp
US 8.8.8.8:53 18.24.18.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 217.206.17.96.in-addr.arpa udp
DE 136.244.94.164:3232 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
DE 136.244.94.164:3232 tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
DE 136.244.94.164:3232 tcp
DE 136.244.94.164:3232 tcp
BE 2.17.197.217:80 tcp

Files

memory/4576-1-0x0000000074CF0000-0x00000000754A0000-memory.dmp

memory/4576-0-0x0000000000620000-0x000000000067E000-memory.dmp

memory/4576-2-0x00000000055C0000-0x0000000005B64000-memory.dmp

memory/4576-3-0x00000000050F0000-0x0000000005182000-memory.dmp

memory/4576-4-0x00000000050E0000-0x00000000050F0000-memory.dmp

memory/4576-5-0x0000000005190000-0x00000000051F6000-memory.dmp

memory/4576-6-0x00000000055A0000-0x00000000055B2000-memory.dmp

memory/4576-7-0x0000000006290000-0x00000000062CC000-memory.dmp

memory/4576-9-0x0000000006610000-0x000000000661A000-memory.dmp

memory/4576-10-0x0000000074CF0000-0x00000000754A0000-memory.dmp

memory/4576-11-0x00000000050E0000-0x00000000050F0000-memory.dmp