Malware Analysis Report

2024-09-23 04:22

Sample ID 240620-mvn1dsxdpq
Target 0546c61c6892d5d0752042eb83ea524a_JaffaCakes118
SHA256 4b615ce3f39df0043bd0205acc6df51f89903de4db05a03b2ca9539164d4f022
Tags
themida metasploit backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

4b615ce3f39df0043bd0205acc6df51f89903de4db05a03b2ca9539164d4f022

Threat Level: Known bad

The file 0546c61c6892d5d0752042eb83ea524a_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

themida metasploit backdoor trojan

MetaSploit

Executes dropped EXE

Loads dropped DLL

Themida packer

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 10:47

Signatures

Themida packer

themida
Description Indicator Process Target
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Unsigned PE

Description Indicator Process Target
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Analysis: behavioral2

Detonation Overview

Submitted

2024-06-20 10:47

Reported

2024-06-20 10:49

Platform

win10v2004-20240611-en

Max time kernel

140s

Max time network

133s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4288,i,12594301322143882025,16832588342008839449,262144 --variations-seed-version --mojo-platform-channel-handle=3856 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 43.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net 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 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/2324-0-0x00000000024B0000-0x00000000024B1000-memory.dmp

memory/2324-1-0x00000000023C0000-0x00000000024A8000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-20 10:47

Reported

2024-06-20 10:49

Platform

win7-20240419-en

Max time kernel

148s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe"

Signatures

MetaSploit

trojan backdoor metasploit

Themida packer

themida
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Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\msrx.exe C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\msrx.exe C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.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:\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 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:\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 created C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1632 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe C:\Windows\SysWOW64\msrx.exe
PID 1632 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe C:\Windows\SysWOW64\msrx.exe
PID 1632 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe C:\Windows\SysWOW64\msrx.exe
PID 1632 wrote to memory of 2948 N/A C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe C:\Windows\SysWOW64\msrx.exe
PID 2948 wrote to memory of 2716 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2948 wrote to memory of 2716 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2948 wrote to memory of 2716 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2948 wrote to memory of 2716 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2716 wrote to memory of 1648 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2716 wrote to memory of 1648 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2716 wrote to memory of 1648 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2716 wrote to memory of 1648 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1648 wrote to memory of 1976 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1648 wrote to memory of 1976 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1648 wrote to memory of 1976 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1648 wrote to memory of 1976 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1976 wrote to memory of 2244 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1976 wrote to memory of 2244 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1976 wrote to memory of 2244 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1976 wrote to memory of 2244 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2244 wrote to memory of 1912 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2244 wrote to memory of 1912 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2244 wrote to memory of 1912 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2244 wrote to memory of 1912 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1912 wrote to memory of 2936 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1912 wrote to memory of 2936 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1912 wrote to memory of 2936 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 1912 wrote to memory of 2936 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2784 wrote to memory of 2836 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2784 wrote to memory of 2836 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2784 wrote to memory of 2836 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2784 wrote to memory of 2836 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2836 wrote to memory of 2744 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2836 wrote to memory of 2744 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2836 wrote to memory of 2744 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe
PID 2836 wrote to memory of 2744 N/A C:\Windows\SysWOW64\msrx.exe C:\Windows\SysWOW64\msrx.exe

Processes

C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 668 "C:\Users\Admin\AppData\Local\Temp\0546c61c6892d5d0752042eb83ea524a_JaffaCakes118.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 724 "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 740 "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 748 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 752 "C:\Windows\SysWOW64\msrx.exe"

C:\Windows\SysWOW64\msrx.exe

C:\Windows\system32\msrx.exe 756 "C:\Windows\SysWOW64\msrx.exe"

Network

N/A

Files

memory/1632-1-0x0000000002080000-0x0000000002168000-memory.dmp

memory/1632-0-0x0000000000260000-0x0000000000261000-memory.dmp

memory/1632-10-0x0000000004290000-0x0000000004291000-memory.dmp

memory/1632-9-0x00000000042F0000-0x00000000042F1000-memory.dmp

memory/1632-8-0x0000000004260000-0x0000000004261000-memory.dmp

memory/1632-7-0x00000000044F0000-0x00000000044F1000-memory.dmp

memory/1632-6-0x0000000004300000-0x0000000004301000-memory.dmp

memory/1632-5-0x0000000004270000-0x0000000004271000-memory.dmp

memory/1632-4-0x0000000004480000-0x0000000004481000-memory.dmp

memory/1632-3-0x00000000044E0000-0x00000000044E1000-memory.dmp

memory/1632-14-0x0000000000401000-0x0000000000427000-memory.dmp

memory/1632-13-0x0000000004470000-0x0000000004471000-memory.dmp

memory/1632-12-0x00000000044B0000-0x00000000044B2000-memory.dmp

memory/1632-11-0x00000000044C0000-0x00000000044C1000-memory.dmp

memory/1632-2-0x00000000044D0000-0x00000000044D2000-memory.dmp

\Windows\SysWOW64\msrx.exe

MD5 0546c61c6892d5d0752042eb83ea524a
SHA1 fc3d37d60fdf1bd7009bb7e2177cf1c1590a299f
SHA256 4b615ce3f39df0043bd0205acc6df51f89903de4db05a03b2ca9539164d4f022
SHA512 0c2712f5197d357b2ac395af33ffe9ad13382e1793f1e69cd1464df7c16c273523f72bd60f3675cbb7e8798b1d4d20e3a24ab5844a509e42f66a7300e26ed201

memory/1632-24-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2948-27-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2948-29-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2948-30-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2948-31-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2948-35-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2716-38-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2716-37-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2716-39-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2716-40-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2716-41-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2716-42-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2716-46-0x0000000000400000-0x000000000075F000-memory.dmp

memory/1648-48-0x0000000000400000-0x000000000075F000-memory.dmp

memory/1648-52-0x0000000000400000-0x000000000075F000-memory.dmp

memory/1976-53-0x0000000000400000-0x000000000075F000-memory.dmp

memory/1976-57-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2244-58-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2244-62-0x0000000000400000-0x000000000075F000-memory.dmp

memory/1912-63-0x0000000000400000-0x000000000075F000-memory.dmp

memory/1912-67-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2936-68-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2936-74-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2784-77-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2784-81-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2836-82-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2836-86-0x0000000000400000-0x000000000075F000-memory.dmp

memory/2744-87-0x0000000000400000-0x000000000075F000-memory.dmp