Malware Analysis Report

2024-11-13 14:27

Sample ID 240613-fv7zyayglm
Target a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118
SHA256 38b3aef879b86d7486227e076d97501ae9529e53ea3bf85661cd0f719c75de95
Tags
discovery persistence spyware stealer upx
score
7/10

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
7/10

SHA256

38b3aef879b86d7486227e076d97501ae9529e53ea3bf85661cd0f719c75de95

Threat Level: Shows suspicious behavior

The file a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery persistence spyware stealer upx

UPX packed file

Reads user/profile data of web browsers

Checks installed software on the system

Adds Run key to start application

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 05:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 05:12

Reported

2024-06-13 05:15

Platform

win7-20240611-en

Max time kernel

150s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe"

Signatures

Reads user/profile data of web browsers

spyware stealer

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NetworkChecker = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe N/A

Checks installed software on the system

discovery

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2432 wrote to memory of 2308 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 2308 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 2308 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 2308 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3016 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3016 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3016 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3016 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe
PID 2432 wrote to memory of 3036 N/A C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 69.253.165.9:80 tcp
UA 31.128.67.10:80 tcp
GE 78.139.185.21:80 tcp
GE 46.49.42.28:80 tcp
ES 176.104.87.30:80 tcp
US 5.105.69.96:80 tcp
US 173.26.193.99:80 tcp
UA 109.162.91.105:80 tcp
UA 5.58.67.110:80 tcp
NL 85.17.31.111:80 tcp
UA 88.135.234.206:80 tcp
IN 103.4.210.207:80 tcp
RO 5.12.96.213:80 tcp
UA 178.165.11.214:80 tcp
KR 112.185.254.215:80 tcp
UA 176.8.25.249:80 tcp
DE 178.26.132.252:80 tcp
VN 27.2.45.253:80 tcp
PT 176.223.5.255:80 tcp
SG 111.91.49.255:80 tcp
GB 217.36.88.83:80 tcp
UA 5.105.56.87:80 tcp
RO 84.247.37.90:80 tcp
UA 37.115.43.92:80 tcp
UA 37.115.21.94:80 tcp
GE 5.178.141.52:80 tcp
HK 103.24.206.52:80 tcp
UA 176.36.6.55:80 tcp
UA 37.229.246.57:80 tcp
GE 5.178.165.58:80 tcp
RU 37.193.33.48:80 tcp
UA 193.110.144.49:80 tcp
MD 188.237.206.58:80 tcp
DE 188.40.133.60:80 tcp
UA 77.123.9.65:80 tcp

Files

memory/2432-0-0x00000000002E0000-0x00000000002E4000-memory.dmp

memory/3036-1-0x00000000001B0000-0x00000000002AA000-memory.dmp

memory/3036-11-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-14-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-15-0x0000000000400000-0x0000000000645000-memory.dmp

memory/2432-12-0x0000000000400000-0x0000000000406000-memory.dmp

memory/3036-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3036-8-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-7-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-5-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-3-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-16-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-17-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-20-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-18-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-21-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-23-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-22-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-24-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-25-0x0000000000400000-0x0000000000645000-memory.dmp

memory/3036-29-0x0000000000400000-0x0000000000645000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 05:12

Reported

2024-06-13 05:15

Platform

win10v2004-20240611-en

Max time kernel

78s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\a3ee25e31b3b2f8d5ee5ae5922a9cbd7_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1716 -ip 1716

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1716 -s 408

Network

Country Destination Domain Proto
US 8.8.8.8:53 tse1.mm.bing.net udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 20.189.173.13:443 tcp
US 8.8.8.8:53 164.189.21.2.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/1716-0-0x0000000000400000-0x0000000000406000-memory.dmp