Malware Analysis Report

2024-09-23 04:22

Sample ID 240620-npe1zavfmh
Target 059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118
SHA256 65f2a0650bda4d51f159107ef05754ce6c2b626c28a9457484f8b5a8adf339aa
Tags
themida metasploit backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

65f2a0650bda4d51f159107ef05754ce6c2b626c28a9457484f8b5a8adf339aa

Threat Level: Known bad

The file 059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

themida metasploit backdoor trojan

MetaSploit

Themida packer

Executes dropped EXE

Loads dropped DLL

Drops file in System32 directory

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-20 11:34

Signatures

Themida packer

themida
Description Indicator Process Target
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Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 11:34

Reported

2024-06-20 11:36

Platform

win7-20240611-en

Max time kernel

143s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe"

Signatures

MetaSploit

trojan backdoor metasploit

Themida packer

themida
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Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1320 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe C:\Windows\SysWOW64\msrx.exe
PID 1320 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe C:\Windows\SysWOW64\msrx.exe
PID 1320 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe C:\Windows\SysWOW64\msrx.exe
PID 1320 wrote to memory of 2252 N/A C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe C:\Windows\SysWOW64\msrx.exe
PID 2252 wrote to memory of 756 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2252 wrote to memory of 756 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2252 wrote to memory of 756 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2252 wrote to memory of 756 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 756 wrote to memory of 924 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 756 wrote to memory of 924 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 756 wrote to memory of 924 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 756 wrote to memory of 924 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 924 wrote to memory of 2376 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 924 wrote to memory of 2376 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 924 wrote to memory of 2376 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 924 wrote to memory of 2376 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2376 wrote to memory of 1500 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2376 wrote to memory of 1500 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2376 wrote to memory of 1500 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2376 wrote to memory of 1500 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1500 wrote to memory of 2760 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1500 wrote to memory of 2760 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1500 wrote to memory of 2760 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1500 wrote to memory of 2760 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2760 wrote to memory of 3052 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2760 wrote to memory of 3052 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2760 wrote to memory of 3052 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2760 wrote to memory of 3052 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 3052 wrote to memory of 2548 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 3052 wrote to memory of 2548 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 3052 wrote to memory of 2548 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 3052 wrote to memory of 2548 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2548 wrote to memory of 2448 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2548 wrote to memory of 2448 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2548 wrote to memory of 2448 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2548 wrote to memory of 2448 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2448 wrote to memory of 2468 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2448 wrote to memory of 2468 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2448 wrote to memory of 2468 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2448 wrote to memory of 2468 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe

Processes

C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 656 "C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 708 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 712 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 716 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 720 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 732 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 736 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 728 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 740 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 744 "C:\Windows\SysWOW64\msrx.exe"

Network

N/A

Files

memory/1320-0-0x0000000000260000-0x0000000000261000-memory.dmp

memory/1320-1-0x0000000000760000-0x0000000000848000-memory.dmp

memory/1320-5-0x0000000004370000-0x0000000004371000-memory.dmp

memory/1320-4-0x0000000004470000-0x0000000004471000-memory.dmp

memory/1320-3-0x00000000044E0000-0x00000000044E1000-memory.dmp

memory/1320-12-0x00000000044B0000-0x00000000044B2000-memory.dmp

memory/1320-11-0x00000000044C0000-0x00000000044C1000-memory.dmp

memory/1320-10-0x00000000043D0000-0x00000000043D1000-memory.dmp

memory/1320-9-0x00000000044F0000-0x00000000044F1000-memory.dmp

memory/1320-8-0x0000000004420000-0x0000000004421000-memory.dmp

memory/1320-7-0x00000000008B0000-0x00000000008B1000-memory.dmp

memory/1320-6-0x0000000004430000-0x0000000004431000-memory.dmp

memory/1320-2-0x00000000044D0000-0x00000000044D2000-memory.dmp

memory/1320-13-0x0000000000401000-0x0000000000427000-memory.dmp

\Windows\SysWOW64\msrx.exe

MD5 059dd2c292172e8296dd8d1b09a1a496
SHA1 dd3ce2304c51efbde2a65f8bb33e365780459476
SHA256 65f2a0650bda4d51f159107ef05754ce6c2b626c28a9457484f8b5a8adf339aa
SHA512 dd8c5ab4470328e7ee37a38be6bfedd5b461dc115e34b9e64a46758f3ced310cff967c773ce3347b765a1dcb2207517075445af8070041410b3cdd6af28c1241

memory/1320-18-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2252-26-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2252-27-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2252-29-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2252-30-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2252-31-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2252-35-0x0000000000400000-0x000000000075F000-memory.dmp

memory/756-36-0x0000000000400000-0x000000000075F000-memory.dmp

memory/756-37-0x0000000000400000-0x000000000075F000-memory.dmp

memory/756-39-0x0000000000400000-0x000000000075F000-memory.dmp

memory/756-40-0x0000000000400000-0x000000000075F000-memory.dmp

memory/756-41-0x0000000000400000-0x000000000075F000-memory.dmp

memory/756-45-0x0000000000400000-0x000000000075F000-memory.dmp

memory/924-47-0x0000000000400000-0x000000000075F000-memory.dmp

memory/924-51-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2376-52-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2376-56-0x0000000000400000-0x000000000075F000-memory.dmp

memory/1500-57-0x0000000000400000-0x000000000075F000-memory.dmp

memory/1500-61-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2760-62-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2760-66-0x0000000000400000-0x000000000075F000-memory.dmp

memory/3052-67-0x0000000000400000-0x000000000075F000-memory.dmp

memory/3052-71-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2548-72-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2548-76-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2448-77-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2448-81-0x0000000000400000-0x000000000075F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 11:34

Reported

2024-06-20 11:36

Platform

win10v2004-20240611-en

Max time kernel

136s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\059dd2c292172e8296dd8d1b09a1a496_JaffaCakes118.exe"

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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 171.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.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 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

memory/3744-1-0x0000000002480000-0x0000000002568000-memory.dmp

memory/3744-0-0x0000000000A00000-0x0000000000A01000-memory.dmp