metasploit | c03b80337ebbcce27ca5110c71dbdf657d23bd7b33e67ae6600759d835d0316d

Analysis

max time kernel
143s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12-12-2024 05:57

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General

Target

e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe
Size

278KB
MD5

e5016756e3139fa7330624c36c1edcca
SHA1

439c457f3701c846423013d49153a7e704110c53
SHA256

c03b80337ebbcce27ca5110c71dbdf657d23bd7b33e67ae6600759d835d0316d
SHA512

804f3e6a2988c9616af78d72a2dd61808f1b6bb3b775187fe97b0768b142f4d990e0617ac71d627d23597a429693529ef65d0b6c7112ece0a9a3d863c6b9709a
SSDEEP

6144:ioq1J1l9YwoFib90Bp+3wHUAfw9Fgcuy2wq8B7H4wF:ivnkiRYp+gHA9FghTaH7F

Score

10^/10

metasploit backdoor discovery 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

Executes dropped EXE 9 IoCs

pid	Process
2280	Netsystem.exe
3488	Netsystem.exe
4768	Netsystem.exe
1836	Netsystem.exe
404	Netsystem.exe
1748	Netsystem.exe
1684	Netsystem.exe
3604	Netsystem.exe
2112	Netsystem.exe

Drops file in System32 directory 20 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File opened for modification	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe
File created	C:\Windows\SysWOW64\Netsystem.exe	Netsystem.exe

Program crash 10 IoCs

pid	pid_target	Process	procid_target
1372	4324	WerFault.exe	81
2608	2280	WerFault.exe	85
3784	3488	WerFault.exe	95
368	4768	WerFault.exe	100
3652	1836	WerFault.exe	103
3136	404	WerFault.exe	106
648	1748	WerFault.exe	109
2608	1684	WerFault.exe	112
4000	3604	WerFault.exe	115
3448	2112	WerFault.exe	118

System Location Discovery: System Language Discovery 1 TTPs 10 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	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Netsystem.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 4324 wrote to memory of 2280	4324	e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe	85
PID 4324 wrote to memory of 2280	4324	e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe	85
PID 4324 wrote to memory of 2280	4324	e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe	85
PID 2280 wrote to memory of 3488	2280	Netsystem.exe	95
PID 2280 wrote to memory of 3488	2280	Netsystem.exe	95
PID 2280 wrote to memory of 3488	2280	Netsystem.exe	95
PID 3488 wrote to memory of 4768	3488	Netsystem.exe	100
PID 3488 wrote to memory of 4768	3488	Netsystem.exe	100
PID 3488 wrote to memory of 4768	3488	Netsystem.exe	100
PID 4768 wrote to memory of 1836	4768	Netsystem.exe	103
PID 4768 wrote to memory of 1836	4768	Netsystem.exe	103
PID 4768 wrote to memory of 1836	4768	Netsystem.exe	103
PID 1836 wrote to memory of 404	1836	Netsystem.exe	106
PID 1836 wrote to memory of 404	1836	Netsystem.exe	106
PID 1836 wrote to memory of 404	1836	Netsystem.exe	106
PID 404 wrote to memory of 1748	404	Netsystem.exe	109
PID 404 wrote to memory of 1748	404	Netsystem.exe	109
PID 404 wrote to memory of 1748	404	Netsystem.exe	109
PID 1748 wrote to memory of 1684	1748	Netsystem.exe	112
PID 1748 wrote to memory of 1684	1748	Netsystem.exe	112
PID 1748 wrote to memory of 1684	1748	Netsystem.exe	112
PID 1684 wrote to memory of 3604	1684	Netsystem.exe	115
PID 1684 wrote to memory of 3604	1684	Netsystem.exe	115
PID 1684 wrote to memory of 3604	1684	Netsystem.exe	115
PID 3604 wrote to memory of 2112	3604	Netsystem.exe	118
PID 3604 wrote to memory of 2112	3604	Netsystem.exe	118
PID 3604 wrote to memory of 2112	3604	Netsystem.exe	118

C:\Users\Admin\AppData\Local\Temp\e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4324
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4324 -s 388
  2⤵
  - Program crash
  PID:1372
- C:\Windows\SysWOW64\Netsystem.exe
  C:\Windows\system32\Netsystem.exe 1380 "C:\Users\Admin\AppData\Local\Temp\e5016756e3139fa7330624c36c1edcca_JaffaCakes118.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2280
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2280 -s 388
    3⤵
    - Program crash
    PID:2608
- - C:\Windows\SysWOW64\Netsystem.exe
    C:\Windows\system32\Netsystem.exe 1376 "C:\Windows\SysWOW64\Netsystem.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3488
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3488 -s 356
      4⤵
      Program crash
      PID:3784
  - - C:\Windows\SysWOW64\Netsystem.exe
      C:\Windows\system32\Netsystem.exe 1348 "C:\Windows\SysWOW64\Netsystem.exe"
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      System Location Discovery: System Language Discovery
      Suspicious use of WriteProcessMemory
      PID:4768
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 356
        5⤵
        Program crash
        
        PID:368
    - - C:\Windows\SysWOW64\Netsystem.exe
        
        C:\Windows\system32\Netsystem.exe 1316 "C:\Windows\SysWOW64\Netsystem.exe"
        5⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1836
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1836 -s 356
        6⤵
        Program crash
        
        PID:3652
      - C:\Windows\SysWOW64\Netsystem.exe
        
        C:\Windows\system32\Netsystem.exe 1368 "C:\Windows\SysWOW64\Netsystem.exe"
        6⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:404
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 404 -s 360
        7⤵
        Program crash
        
        PID:3136
        
        C:\Windows\SysWOW64\Netsystem.exe
        
        C:\Windows\system32\Netsystem.exe 1384 "C:\Windows\SysWOW64\Netsystem.exe"
        7⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1748
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1748 -s 356
        8⤵
        Program crash
        
        PID:648
        
        C:\Windows\SysWOW64\Netsystem.exe
        
        C:\Windows\system32\Netsystem.exe 1388 "C:\Windows\SysWOW64\Netsystem.exe"
        8⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:1684
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1684 -s 360
        9⤵
        Program crash
        
        PID:2608
        
        C:\Windows\SysWOW64\Netsystem.exe
        
        C:\Windows\system32\Netsystem.exe 1400 "C:\Windows\SysWOW64\Netsystem.exe"
        9⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3604
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3604 -s 356
        10⤵
        Program crash
        
        PID:4000
        
        C:\Windows\SysWOW64\Netsystem.exe
        
        C:\Windows\system32\Netsystem.exe 1232 "C:\Windows\SysWOW64\Netsystem.exe"
        10⤵
        Executes dropped EXE
        Drops file in System32 directory
        System Location Discovery: System Language Discovery
        
        PID:2112
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2112 -s 356
        11⤵
        Program crash
        
        PID:3448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4324 -ip 4324
1⤵
PID:724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 2280 -ip 2280
1⤵
PID:1564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 3488 -ip 3488
1⤵
PID:1460

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4768 -ip 4768
1⤵
PID:4956

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1836 -ip 1836
1⤵
PID:4620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 404 -ip 404
1⤵
PID:3644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1748 -ip 1748
1⤵
PID:1272

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1684 -ip 1684
1⤵
PID:1564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3604 -ip 3604
1⤵
PID:1136

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 2112 -ip 2112
1⤵
PID:3684

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\Netsystem.exe

Filesize
278KB

MD5
e5016756e3139fa7330624c36c1edcca

SHA1
439c457f3701c846423013d49153a7e704110c53

SHA256
c03b80337ebbcce27ca5110c71dbdf657d23bd7b33e67ae6600759d835d0316d

SHA512
804f3e6a2988c9616af78d72a2dd61808f1b6bb3b775187fe97b0768b142f4d990e0617ac71d627d23597a429693529ef65d0b6c7112ece0a9a3d863c6b9709a

Download Submit
memory/404-40-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/404-41-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/404-43-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/1684-51-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/1748-45-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1748-47-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/1836-36-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/1836-38-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/2280-13-0x00000000005A0000-0x00000000005E0000-memory.dmp

Filesize
256KB

Download
memory/2280-16-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/2280-18-0x0000000002A10000-0x0000000002A3B000-memory.dmp

Filesize
172KB

Download
memory/2280-17-0x0000000000770000-0x0000000000775000-memory.dmp

Filesize
20KB

Download
memory/2280-19-0x00000000005A0000-0x00000000005E0000-memory.dmp

Filesize
256KB

Download
memory/2280-20-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/3488-23-0x00000000006B0000-0x00000000006F0000-memory.dmp

Filesize
256KB

Download
memory/3488-22-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/3488-25-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/3488-27-0x00000000027D0000-0x00000000027FB000-memory.dmp

Filesize
172KB

Download
memory/3488-26-0x00000000020D0000-0x00000000020D5000-memory.dmp

Filesize
20KB

Download
memory/3488-28-0x00000000006B0000-0x00000000006F0000-memory.dmp

Filesize
256KB

Download
memory/3488-29-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/3604-55-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/4324-15-0x0000000000670000-0x00000000006B0000-memory.dmp

Filesize
256KB

Download
memory/4324-0-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/4324-14-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/4324-4-0x0000000002220000-0x0000000002225000-memory.dmp

Filesize
20KB

Download
memory/4324-5-0x0000000002A00000-0x0000000002A2B000-memory.dmp

Filesize
172KB

Download
memory/4324-3-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download
memory/4324-2-0x0000000000670000-0x00000000006B0000-memory.dmp

Filesize
256KB

Download
memory/4324-1-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/4768-33-0x0000000000400000-0x0000000000546000-memory.dmp

Filesize
1.3MB

Download