metasploit | 5ce3f9c4752da334a00af6aa22550da57e77adab646b3774c6d9eeabe2f2ccd5

Analysis

max time kernel
4s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16-04-2024 13:56

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General

Target

f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe
Size

107KB
MD5

f3a255cd5e198a6a1518c8cab2c0ac2f
SHA1

700434728083617c758d4c893959e2e63562b353
SHA256

5ce3f9c4752da334a00af6aa22550da57e77adab646b3774c6d9eeabe2f2ccd5
SHA512

0b33d534858bd56f375323f42bb6046d9082a1dbf437f665ebc8a38c22643309c6d40d484f8532c36ab7a82d4b7f162e0bf6a3274ed47b67a083b1b6870cf2ed
SSDEEP

3072:cgZoEWJnMecMTMD8+ZMzyBygGUxCPfgLy6W:d6JnRTf+LBygb1Ly6

Score

10^/10

metasploit backdoor evasion persistence trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/fnstenv_mov

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit
Modifies Windows Firewall 2 TTPs 1 IoCs
evasion

Windows Service
T1543.003

Disable or Modify System Firewall
T1562.004

Processes:

netsh.exe

pid process

4532 netsh.exe

pid	process
4532	netsh.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\Control Panel\International\Geo\Nation	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\msconfig = "C:\\Windows\\msconfig.com"	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4092317236-2027488869-1227795436-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\msconfig = "C:\\Windows\\msconfig.com"	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

Processes:

f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

description	ioc	process
File created	C:\Windows\msconfig.com	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe
File opened for modification	C:\Windows\msconfig.com	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

pid process

5048 f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe
5048 f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

pid	process
5048	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe
5048	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

description	pid	process	target process
PID 5048 wrote to memory of 3972	5048	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	cmd.exe
PID 5048 wrote to memory of 3972	5048	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	cmd.exe
PID 5048 wrote to memory of 3972	5048	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	cmd.exe
PID 5048 wrote to memory of 3392	5048	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	Explorer.EXE
PID 5048 wrote to memory of 3392	5048	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3392

C:\Users\Admin\AppData\Local\Temp\f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5048

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\fwadd.bat" "
3⤵
PID:3972

C:\Windows\SysWOW64\netsh.exe
netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe" "System Services Monitor" ENABLE
4⤵
- Modifies Windows Firewall
PID:4532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\fwadd.bat
Filesize
173B

MD5
08f29a4cbcc5a1cdcfbfe4835d8b09cf

SHA1
d45d861790c8aabada626c8882df8c2bb1326deb

SHA256
d159043a90a1907e54cc41f22f06302233bec031a381b2aa61ceb2a705763fa6

SHA512
db3bd3ace6bb8b2f66ed9188d9618e7e3476f73bc06f81351a2cb78c7b6cc20778173a078306e0cf23e879262369191d59808038bd980ad769f4f1d73b8eb29c

Download Submit
memory/5048-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/5048-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download