metasploit | 5ce3f9c4752da334a00af6aa22550da57e77adab646b3774c6d9eeabe2f2ccd5

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 discovery evasion persistence privilege_escalation 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

pid	Process
2480	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-656926755-4116854191-210765258-1000\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

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-1-5-21-656926755-4116854191-210765258-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\msconfig = "C:\\Windows\\msconfig.com"	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

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

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1576	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe
1576	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 1004	1576	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	82
PID 1576 wrote to memory of 1004	1576	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	82
PID 1576 wrote to memory of 1004	1576	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	82
PID 1576 wrote to memory of 3608	1576	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	56
PID 1576 wrote to memory of 3608	1576	f3a255cd5e198a6a1518c8cab2c0ac2f_JaffaCakes118.exe	56
PID 1004 wrote to memory of 2480	1004	cmd.exe	84
PID 1004 wrote to memory of 2480	1004	cmd.exe	84
PID 1004 wrote to memory of 2480	1004	cmd.exe	84

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3608
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1576
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\fwadd.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1004
  - - 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
      Event Triggered Execution: Netsh Helper DLL
      System Location Discovery: System Language Discovery
      PID:2480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

1

T1543

Windows Service

1

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

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/1576-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/1576-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads