metasploit | c283810c6aa3866b4a017356c25c2cc2b1b1fcf0df8479b021370e2df0a70c0c

Analysis

max time kernel
133s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
24-08-2024 01:49

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General

Target

bdc746e88d4aaa47d733f5860dc3b54a_JaffaCakes118.dll
Size

54KB
MD5

bdc746e88d4aaa47d733f5860dc3b54a
SHA1

a2ee14a805478d1bfdd4ebddeead644b7bdafe9d
SHA256

c283810c6aa3866b4a017356c25c2cc2b1b1fcf0df8479b021370e2df0a70c0c
SHA512

e3f7766a297e97c1ca5ff0171030a0f095280fbe529499f23775cadd2979ca5406e1fd630926c26b22a12430e44f5820a15108fcba0019648b7e408eb4323277
SSDEEP

768:sqkYtA7cmPNu/o1DZqTTe8P5hUbYAuCKzVHWvdAy39QS7fRKfFDpPMMCE1:sq7AER/3TAu/xWvdA4Q8fYtpUMv1

Score

10^/10

metasploit backdoor defense_evasion discovery 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

Blocklisted process makes network request 4 IoCs

flow	pid	Process
26	2008	rundll32.exe
27	2008	rundll32.exe
28	2008	rundll32.exe
29	2008	rundll32.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\bdc746e88d4aaa47d733f5860dc3b54a_JaffaCakes118\parameters\servicedll = "\\\\?\\globalroot\\Device\\HarddiskVolume2\\Users\\Admin\\AppData\\Local\\Temp\\bdc746e88d4aaa47d733f5860dc3b54a_JaffaCakes118.dll"	rundll32.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\bdc746e88d4aaa47d733f5860dc3b54a_JaffaCakes118\imagepath = "%systemroot%\\system32\\svchost.exe -k netsvcs"	rundll32.exe

Impair Defenses: Safe Mode Boot 1 TTPs 2 IoCs

defense_evasion

Safe Mode Boot

T1562.009

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\control\safeboot\minimal\bdc746e88d4aaa47d733f5860dc3b54a_JaffaCakes118	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SafeBoot\Minimal\bdc746e88d4aaa47d733f5860dc3b54a_JaffaCakes118\ = "service"	rundll32.exe

System Location Discovery: System Language Discovery 1 TTPs 1 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	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2008	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4072 wrote to memory of 2008	4072	rundll32.exe	89
PID 4072 wrote to memory of 2008	4072	rundll32.exe	89
PID 4072 wrote to memory of 2008	4072	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bdc746e88d4aaa47d733f5860dc3b54a_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4072
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bdc746e88d4aaa47d733f5860dc3b54a_JaffaCakes118.dll,#1
  2⤵
  - Blocklisted process makes network request
  - Server Software Component: Terminal Services DLL
  - Sets service image path in registry
  - Impair Defenses: Safe Mode Boot
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2008

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=4372,i,3239535018877284530,3457823197501312703,262144 --variations-seed-version --mojo-platform-channel-handle=1036 /prefetch:8
1⤵
PID:4552

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

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Impair Defenses

T1562

Safe Mode Boot

T1562.009

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2008-0-0x0000000000439000-0x000000000043B000-memory.dmp

Filesize
8KB

Download
memory/2008-1-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2008-2-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download
memory/2008-3-0x0000000000439000-0x000000000043B000-memory.dmp

Filesize
8KB

Download
memory/2008-9-0x0000000000400000-0x0000000000441000-memory.dmp

Filesize
260KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads