metasploit | d71cf481df4c1e1b923ec7455ce4c18419b9f08975f49a898d35c0f9b8af776e

Analysis

max time kernel
147s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2024 09:04

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General

Target

a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe
Size

159KB
MD5

a709698a414459ae38dd032706bcc1c4
SHA1

cd0d8b0261145931c34134b290663795903a0857
SHA256

d71cf481df4c1e1b923ec7455ce4c18419b9f08975f49a898d35c0f9b8af776e
SHA512

4c2f1c19d8f16d4c605deb148c67e7ae24057d3cceb94b0e427defa91e12661582dd747a86c9e72c0ad9b3db8501fe86fded5827859cf380280dcc986c2d221c
SSDEEP

3072:S2Cn0lzRlAVeXveI9CFz/mLc2CZQsWFUVZCOTZNGjBJuG/Xc:S22gzRC0XveI9KuLcvZQhutT/Sf//Xc

Score

10^/10

metasploit backdoor discovery 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
Metasploit family
metasploit

Executes dropped EXE 10 IoCs

pid	Process
3584	windupdate.exe
1072	windupdate.exe
4844	windupdate.exe
4924	windupdate.exe
2808	windupdate.exe
5004	windupdate.exe
1564	windupdate.exe
4952	windupdate.exe
2940	windupdate.exe
2516	windupdate.exe

Drops file in System32 directory 22 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File opened for modification	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe
File created	C:\Windows\SysWOW64\windupdate.exe	windupdate.exe

System Location Discovery: System Language Discovery 1 TTPs 11 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	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	windupdate.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 3584	3980	a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe	82
PID 3980 wrote to memory of 3584	3980	a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe	82
PID 3980 wrote to memory of 3584	3980	a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe	82
PID 3584 wrote to memory of 1072	3584	windupdate.exe	90
PID 3584 wrote to memory of 1072	3584	windupdate.exe	90
PID 3584 wrote to memory of 1072	3584	windupdate.exe	90
PID 1072 wrote to memory of 4844	1072	windupdate.exe	92
PID 1072 wrote to memory of 4844	1072	windupdate.exe	92
PID 1072 wrote to memory of 4844	1072	windupdate.exe	92
PID 4844 wrote to memory of 4924	4844	windupdate.exe	94
PID 4844 wrote to memory of 4924	4844	windupdate.exe	94
PID 4844 wrote to memory of 4924	4844	windupdate.exe	94
PID 4924 wrote to memory of 2808	4924	windupdate.exe	95
PID 4924 wrote to memory of 2808	4924	windupdate.exe	95
PID 4924 wrote to memory of 2808	4924	windupdate.exe	95
PID 2808 wrote to memory of 5004	2808	windupdate.exe	96
PID 2808 wrote to memory of 5004	2808	windupdate.exe	96
PID 2808 wrote to memory of 5004	2808	windupdate.exe	96
PID 5004 wrote to memory of 1564	5004	windupdate.exe	97
PID 5004 wrote to memory of 1564	5004	windupdate.exe	97
PID 5004 wrote to memory of 1564	5004	windupdate.exe	97
PID 1564 wrote to memory of 4952	1564	windupdate.exe	98
PID 1564 wrote to memory of 4952	1564	windupdate.exe	98
PID 1564 wrote to memory of 4952	1564	windupdate.exe	98
PID 4952 wrote to memory of 2940	4952	windupdate.exe	99
PID 4952 wrote to memory of 2940	4952	windupdate.exe	99
PID 4952 wrote to memory of 2940	4952	windupdate.exe	99
PID 2940 wrote to memory of 2516	2940	windupdate.exe	100
PID 2940 wrote to memory of 2516	2940	windupdate.exe	100
PID 2940 wrote to memory of 2516	2940	windupdate.exe	100

C:\Users\Admin\AppData\Local\Temp\a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3980
- C:\Windows\SysWOW64\windupdate.exe
  C:\Windows\system32\windupdate.exe 1180 "C:\Users\Admin\AppData\Local\Temp\a709698a414459ae38dd032706bcc1c4_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3584
- - C:\Windows\SysWOW64\windupdate.exe
    C:\Windows\system32\windupdate.exe 1148 "C:\Windows\SysWOW64\windupdate.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1072
  - - C:\Windows\SysWOW64\windupdate.exe
      C:\Windows\system32\windupdate.exe 1120 "C:\Windows\SysWOW64\windupdate.exe"
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4844
    - - C:\Windows\SysWOW64\windupdate.exe
        
        C:\Windows\system32\windupdate.exe 1116 "C:\Windows\SysWOW64\windupdate.exe"
        5⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4924
      - C:\Windows\SysWOW64\windupdate.exe
        
        C:\Windows\system32\windupdate.exe 1128 "C:\Windows\SysWOW64\windupdate.exe"
        6⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2808
        
        C:\Windows\SysWOW64\windupdate.exe
        
        C:\Windows\system32\windupdate.exe 1132 "C:\Windows\SysWOW64\windupdate.exe"
        7⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:5004
        
        C:\Windows\SysWOW64\windupdate.exe
        
        C:\Windows\system32\windupdate.exe 1136 "C:\Windows\SysWOW64\windupdate.exe"
        8⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1564
        
        C:\Windows\SysWOW64\windupdate.exe
        
        C:\Windows\system32\windupdate.exe 1144 "C:\Windows\SysWOW64\windupdate.exe"
        9⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:4952
        
        C:\Windows\SysWOW64\windupdate.exe
        
        C:\Windows\system32\windupdate.exe 1100 "C:\Windows\SysWOW64\windupdate.exe"
        10⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:2940
        
        C:\Windows\SysWOW64\windupdate.exe
        
        C:\Windows\system32\windupdate.exe 1152 "C:\Windows\SysWOW64\windupdate.exe"
        11⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        
        PID:2516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\windupdate.exe

Filesize
159KB

MD5
a709698a414459ae38dd032706bcc1c4

SHA1
cd0d8b0261145931c34134b290663795903a0857

SHA256
d71cf481df4c1e1b923ec7455ce4c18419b9f08975f49a898d35c0f9b8af776e

SHA512
4c2f1c19d8f16d4c605deb148c67e7ae24057d3cceb94b0e427defa91e12661582dd747a86c9e72c0ad9b3db8501fe86fded5827859cf380280dcc986c2d221c

Download Submit
memory/1072-11-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/1564-27-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2516-37-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2808-20-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/2940-34-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/3584-8-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/3980-7-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/3980-0-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/4844-14-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/4924-17-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/4952-29-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/4952-31-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/5004-24-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download
memory/5004-22-0x0000000000400000-0x0000000000520000-memory.dmp

Filesize
1.1MB

Download