Malware Analysis Report

2025-01-22 12:45

Sample ID 240623-bmhmvstenf
Target 04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118
SHA256 d95b3c3507de8efad8cc1147b77ce24d59939d19f508d95123dfc9a28f15fcf6
Tags
aspackv2 upx
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

d95b3c3507de8efad8cc1147b77ce24d59939d19f508d95123dfc9a28f15fcf6

Threat Level: Shows suspicious behavior

The file 04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

aspackv2 upx

ASPack v2.12-2.42

UPX packed file

Suspicious use of SetThreadContext

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-23 01:15

Signatures

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

UPX packed file

upx
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

2024-06-23 01:15

Reported

2024-06-23 01:18

Platform

win7-20240508-en

Max time kernel

119s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe"

Signatures

UPX packed file

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2432 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1864 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe

Network

N/A

Files

memory/2432-0-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1864-1-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2432-13-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1864-17-0x0000000000400000-0x0000000000408960-memory.dmp

memory/1864-16-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1864-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1864-8-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1864-15-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1864-5-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1864-3-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1864-19-0x0000000010000000-0x0000000010013000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-23 01:15

Reported

2024-06-23 01:18

Platform

win10v2004-20240611-en

Max time kernel

140s

Max time network

102s

Command Line

"C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe"

Signatures

UPX packed file

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2432 wrote to memory of 1564 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1564 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1564 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1564 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1564 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1564 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe
PID 2432 wrote to memory of 1564 N/A C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\04b6d1efa5967647f56ecf27b9b98c09_JaffaCakes118.exe

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 92.12.20.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/2432-0-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1564-2-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1564-1-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1564-6-0x0000000000400000-0x0000000000409000-memory.dmp

memory/2432-7-0x0000000000400000-0x000000000041A000-memory.dmp

memory/1564-8-0x0000000000400000-0x0000000000408960-memory.dmp

memory/1564-9-0x0000000000400000-0x0000000000409000-memory.dmp

memory/1564-11-0x0000000000400000-0x0000000000408960-memory.dmp

memory/1564-12-0x0000000010000000-0x0000000010013000-memory.dmp