Malware Analysis Report

2024-10-19 10:29

Sample ID 240404-xn9nmafd61
Target c03814b0ef1ae37561097cf94248c49e_JaffaCakes118
SHA256 29926ffc10b3317f17b31a895d82e8ee854524c6e159f048807c1a56bd95e1c7
Tags
netwire botnet rat stealer
score
10/10

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
10/10

SHA256

29926ffc10b3317f17b31a895d82e8ee854524c6e159f048807c1a56bd95e1c7

Threat Level: Known bad

The file c03814b0ef1ae37561097cf94248c49e_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

netwire botnet rat stealer

NetWire RAT payload

Netwire

Drops startup file

Executes dropped EXE

Loads dropped DLL

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-04 19:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-04 19:01

Reported

2024-04-04 19:04

Platform

win7-20240221-en

Max time kernel

164s

Max time network

131s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe"

Signatures

NetWire RAT payload

rat
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

Netwire

botnet stealer netwire

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dwms.exe.lnk C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe N/A

Executes dropped EXE

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2468 set thread context of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2468 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2468 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2468 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2468 wrote to memory of 2592 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 2592 wrote to memory of 2788 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2592 wrote to memory of 2788 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2592 wrote to memory of 2788 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2592 wrote to memory of 2788 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 2468 wrote to memory of 2968 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd.exe"

C:\Windows\SysWOW64\reg.exe

reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\TimeZone settings\dwms.exe.lnk" /f

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 globalpersonaldns.ddns.net udp
US 8.8.8.8:53 personalpractice1.hopto.org udp

Files

memory/2468-0-0x0000000074E40000-0x00000000753EB000-memory.dmp

memory/2468-1-0x0000000074E40000-0x00000000753EB000-memory.dmp

memory/2468-2-0x0000000000120000-0x0000000000160000-memory.dmp

C:\Users\Admin\AppData\Roaming\TimeZone settings\dwms.exe

MD5 c03814b0ef1ae37561097cf94248c49e
SHA1 7003dadb3576967c9b8a4a5c97976f004443b975
SHA256 29926ffc10b3317f17b31a895d82e8ee854524c6e159f048807c1a56bd95e1c7
SHA512 327cbafd0df5a52af396ba5fe49349d99e49ef61b5b4ab7f03fe616dae9db644bc2d9c21c28e1a5b758ed9d6441798be39ac5bfa37284e0a254d50847575edcd

\Users\Admin\AppData\Local\Temp\svhost.exe

MD5 32827e69b293b99013bbbe37d029245d
SHA1 bc9f80a38f09354d71467a05b0c5a82c3f7dac53
SHA256 9250b89157770e3ab59a2c7e2dd6b12b3c61d9b7c6620c3b4727e4bfff10f01f
SHA512 58c9a072e2bea0a8f22b4e69512abafad271ca91f2e3d2b4233796dd3d83021aad1c6da69fc8f7e7ca7919d34bde941cb8b5d185b668168866d1180558b93cf5

memory/2968-12-0x0000000000400000-0x0000000000420000-memory.dmp

memory/2968-14-0x0000000000400000-0x0000000000420000-memory.dmp

memory/2968-16-0x0000000000400000-0x0000000000420000-memory.dmp

memory/2968-18-0x0000000000400000-0x0000000000420000-memory.dmp

memory/2968-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2968-21-0x0000000000400000-0x0000000000420000-memory.dmp

memory/2968-26-0x0000000000400000-0x0000000000420000-memory.dmp

memory/2968-27-0x0000000000400000-0x0000000000420000-memory.dmp

memory/2468-30-0x0000000074E40000-0x00000000753EB000-memory.dmp

memory/2968-31-0x0000000000400000-0x0000000000420000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-04 19:01

Reported

2024-04-04 19:03

Platform

win10v2004-20240226-en

Max time kernel

94s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe"

Signatures

NetWire RAT payload

rat
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

Netwire

botnet stealer netwire

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\dwms.exe.lnk C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe N/A

Executes dropped EXE

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1156 set thread context of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1156 wrote to memory of 3048 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1156 wrote to memory of 3048 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 1156 wrote to memory of 3048 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Windows\SysWOW64\cmd.exe
PID 3048 wrote to memory of 4416 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 3048 wrote to memory of 4416 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 3048 wrote to memory of 4416 N/A C:\Windows\SysWOW64\cmd.exe C:\Windows\SysWOW64\reg.exe
PID 1156 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 1156 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 1156 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 1156 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 1156 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 1156 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 1156 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe
PID 1156 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\svhost.exe

Processes

C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\c03814b0ef1ae37561097cf94248c49e_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

"cmd.exe"

C:\Windows\SysWOW64\reg.exe

reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\TimeZone settings\dwms.exe.lnk" /f

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

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

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1308 -ip 1308

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1308 -s 352

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 27.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 241.66.18.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/1156-0-0x0000000074E20000-0x00000000753D1000-memory.dmp

memory/1156-1-0x0000000074E20000-0x00000000753D1000-memory.dmp

memory/1156-2-0x0000000000F70000-0x0000000000F80000-memory.dmp

C:\Users\Admin\AppData\Roaming\TimeZone settings\dwms.exe

MD5 c03814b0ef1ae37561097cf94248c49e
SHA1 7003dadb3576967c9b8a4a5c97976f004443b975
SHA256 29926ffc10b3317f17b31a895d82e8ee854524c6e159f048807c1a56bd95e1c7
SHA512 327cbafd0df5a52af396ba5fe49349d99e49ef61b5b4ab7f03fe616dae9db644bc2d9c21c28e1a5b758ed9d6441798be39ac5bfa37284e0a254d50847575edcd

memory/1308-10-0x0000000000400000-0x0000000000420000-memory.dmp

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

MD5 1c9ff7df71493896054a91bee0322ebf
SHA1 38f1c85965d58b910d8e8381b6b1099d5dfcbfe4
SHA256 e8b5da3394bbdd7868122ffd88d9d06afe31bd69d656857910d2f820c32d0efa
SHA512 aa0def62b663743e6c3c022182b35cff33cb9abf08453d5098f3c5d32b2a8b0cd1cc5de64b93e39680c1d1396fef1fd50b642ca3ea4ba1f6d1078321d96916ab

memory/1308-14-0x0000000000400000-0x0000000000420000-memory.dmp

memory/1308-16-0x0000000000400000-0x0000000000420000-memory.dmp

memory/1156-19-0x0000000074E20000-0x00000000753D1000-memory.dmp