metasploit | 156325cabc8969ca4e517949ad5aac39520879ffb136d793ce9f8972813d7a8c

General

Target

b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe
Size

53KB
MD5

b45a910ac7f965d9f95dce93ca78c61d
SHA1

0bc171f0013550d9a4b0bc2583b43f38e27f424b
SHA256

156325cabc8969ca4e517949ad5aac39520879ffb136d793ce9f8972813d7a8c
SHA512

6fd9c26042bf0845e911e266257448fa710403319c1c3fea677331b62ca971219f379b4ed653474da8c3aca00c6d1c88a8b3e30e4f543739b12b0525a2625029
SSDEEP

768:N7Bmi7TZITxaPE4YwEIpHrQ4NJ+tkXbMVeT5hBoDb9qCKpvzwYsw2M:Noi7TKdaPpEIuCXbM0hB+8UYsw2M

Score

10^/10

metasploit backdoor discovery evasion persistence trojan

Malware Config

Extracted

Family

metasploit

Version

encoder/call4_dword_xor

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit
Metasploit family
metasploit

Modifies firewall policy service 3 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Local\Temp\b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe:*:Enabled:WindowsUpdate"	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2728	Windows Update.exe

Adds Run key to start application 2 TTPs 1 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\WindowsUpdate = "Windows Update.exe"	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Windows Update.exe	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe
File opened for modification	C:\Windows\Windows Update.exe	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 2 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	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Windows Update.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2412 wrote to memory of 2728	2412	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe	31
PID 2412 wrote to memory of 2728	2412	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe	31
PID 2412 wrote to memory of 2728	2412	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe	31
PID 2412 wrote to memory of 2728	2412	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe	31
PID 2412 wrote to memory of 2728	2412	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe	31
PID 2412 wrote to memory of 2728	2412	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe	31
PID 2412 wrote to memory of 2728	2412	b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b45a910ac7f965d9f95dce93ca78c61d_JaffaCakes118.exe"
1⤵
- Modifies firewall policy service
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2412
- C:\Windows\Windows Update.exe
  "C:\Windows\Windows Update.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2728

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

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

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

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:\Windows\Windows Update.exe

Filesize
53KB

MD5
b45a910ac7f965d9f95dce93ca78c61d

SHA1
0bc171f0013550d9a4b0bc2583b43f38e27f424b

SHA256
156325cabc8969ca4e517949ad5aac39520879ffb136d793ce9f8972813d7a8c

SHA512
6fd9c26042bf0845e911e266257448fa710403319c1c3fea677331b62ca971219f379b4ed653474da8c3aca00c6d1c88a8b3e30e4f543739b12b0525a2625029

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads