Malware Analysis Report

2024-11-13 18:52

Sample ID 240519-lzxyesda81
Target 59d20c831088d60197f0e078800eb29f_JaffaCakes118
SHA256 fa9ead2a6b2aabaef1ffcf5bf4ac1809f06829246077d6828ece014fe2fc6b6a
Tags
remcos ppnet delay rat upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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
10/10

SHA256

fa9ead2a6b2aabaef1ffcf5bf4ac1809f06829246077d6828ece014fe2fc6b6a

Threat Level: Known bad

The file 59d20c831088d60197f0e078800eb29f_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

remcos ppnet delay rat upx

Remcos

Drops startup file

UPX packed file

Suspicious use of SetThreadContext

AutoIT Executable

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-19 09:58

Signatures

AutoIT Executable

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-19 09:58

Reported

2024-05-19 10:01

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

Signatures

Remcos

rat remcos

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\catsrvut.url C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe N/A

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

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 97.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 196.131.50.23.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 titikanor.ru udp
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 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 titikanor.ru udp
US 8.8.8.8:53 titikanor.ru udp

Files

memory/3116-0-0x0000000000400000-0x0000000000426000-memory.dmp

memory/2396-6-0x0000000000D60000-0x0000000000D61000-memory.dmp

memory/3116-7-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3116-8-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3116-10-0x0000000000400000-0x0000000000426000-memory.dmp

memory/3116-14-0x0000000000400000-0x0000000000426000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-19 09:58

Reported

2024-05-19 10:01

Platform

win7-20240508-en

Max time kernel

120s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\catsrvut.url C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1608 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2560 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2568 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2512 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2508 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2528 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe
PID 1608 wrote to memory of 2544 N/A C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\59d20c831088d60197f0e078800eb29f_JaffaCakes118.exe"

Network

N/A

Files

memory/1608-0-0x0000000000270000-0x0000000000271000-memory.dmp