3c5f4ff9125a06d4d71b66549abcf769a045140c3d8ce43684295c21225277e4

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20/07/2024, 00:59

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
Size

459KB
MD5

5e6b6a20d040922e798e3f318c39884e
SHA1

c44dd1ea7e4733e1087ff8b4645c10a19fb1f788
SHA256

3c5f4ff9125a06d4d71b66549abcf769a045140c3d8ce43684295c21225277e4
SHA512

fed8e286b532a8690bb9fb06bf3f9326095dea62e679437e46d4c64e5ca9bb3e8c04fbd1092f83ae46b64ba52cc294398ea627c0bd5ebe7d91341e8c0acb9149
SSDEEP

6144:q3Jn75HovZRFG5RryDoSOxrbkm3tTQl35x/pnt1ImPhuAFzsGc3Sk6pQQKN8Q2ZN:eIxneZnx53aN5nPEApcje9KWvl

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\system32\\fservice.exe"	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\system32\\fservice.exe"	services.exe

Adds policy Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DirectX For Microsoft® Windows = "C:\\Windows\\system32\\fservice.exe"	services.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DirectX For Microsoft® Windows = "C:\\Windows\\system32\\fservice.exe"	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe

Boot or Logon Autostart Execution: Active Setup 2 TTPs 5 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\StubPath = "C:\\Windows\\system\\sservice.exe"	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\StubPath = "C:\\Windows\\system\\sservice.exe"	services.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
3216	fservice.exe
828	services.exe

Loads dropped DLL 5 IoCs

pid	Process
828	services.exe
828	services.exe
828	services.exe
3216	fservice.exe
2860	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\	services.exe

Drops file in System32 directory 7 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\fservice.exe	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\fservice.exe	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\fservice.exe	fservice.exe
File opened for modification	C:\Windows\SysWOW64\fservice.exe	fservice.exe
File created	C:\Windows\SysWOW64\wininv.dll	services.exe
File created	C:\Windows\SysWOW64\winkey.dll	services.exe
File created	C:\Windows\SysWOW64\fservice.exe	services.exe

Drops file in Windows directory 7 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system\sservice.exe	fservice.exe
File created	C:\Windows\system\sservice.exe	services.exe
File created	C:\Windows\system\sservice.exe	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
File opened for modification	C:\Windows\system\sservice.exe	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
File created	C:\Windows\services.exe	fservice.exe
File opened for modification	C:\Windows\services.exe	fservice.exe
File created	C:\Windows\system\sservice.exe	fservice.exe

Modifies registry class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	fservice.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	fservice.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	services.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	services.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	fservice.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe

Runs net.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe
828	services.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
828	services.exe
828	services.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 2860 wrote to memory of 3216	2860	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe	85
PID 2860 wrote to memory of 3216	2860	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe	85
PID 2860 wrote to memory of 3216	2860	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe	85
PID 3216 wrote to memory of 828	3216	fservice.exe	86
PID 3216 wrote to memory of 828	3216	fservice.exe	86
PID 3216 wrote to memory of 828	3216	fservice.exe	86
PID 828 wrote to memory of 4288	828	services.exe	87
PID 828 wrote to memory of 4288	828	services.exe	87
PID 828 wrote to memory of 4288	828	services.exe	87
PID 828 wrote to memory of 2368	828	services.exe	88
PID 828 wrote to memory of 2368	828	services.exe	88
PID 828 wrote to memory of 2368	828	services.exe	88
PID 2860 wrote to memory of 3532	2860	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe	91
PID 2860 wrote to memory of 3532	2860	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe	91
PID 2860 wrote to memory of 3532	2860	5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe	91
PID 2368 wrote to memory of 2696	2368	NET.exe	93
PID 2368 wrote to memory of 2696	2368	NET.exe	93
PID 2368 wrote to memory of 2696	2368	NET.exe	93
PID 4288 wrote to memory of 2068	4288	NET.exe	94
PID 4288 wrote to memory of 2068	4288	NET.exe	94
PID 4288 wrote to memory of 2068	4288	NET.exe	94

C:\Users\Admin\AppData\Local\Temp\5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Adds policy Run key to start application
- Boot or Logon Autostart Execution: Active Setup
- Loads dropped DLL
- Modifies WinLogon
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2860
- C:\Windows\SysWOW64\fservice.exe
  C:\Windows\system32\fservice.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - Drops file in Windows directory
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:3216
- - C:\Windows\services.exe
    C:\Windows\services.exe -XP
    3⤵
    - Modifies WinLogon for persistence
    - Adds policy Run key to start application
    - Boot or Logon Autostart Execution: Active Setup
    - Executes dropped EXE
    - Loads dropped DLL
    - Modifies WinLogon
    - Drops file in System32 directory
    - Drops file in Windows directory
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:828
  - - C:\Windows\SysWOW64\NET.exe
      NET STOP SharedAccess
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4288
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 STOP SharedAccess
        5⤵
        
        PID:2068
  - - C:\Windows\SysWOW64\NET.exe
      NET STOP navapsvc
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2368
    - - C:\Windows\SysWOW64\net1.exe
        
        C:\Windows\system32\net1 STOP navapsvc
        5⤵
        
        PID:2696
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe.bat
  2⤵
  PID:3532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\5e6b6a20d040922e798e3f318c39884e_JaffaCakes118.exe.bat

Filesize
133B

MD5
86e31403b28c8a2787662a6de77e9afb

SHA1
2145ef598f072ba90a361668851c27b3cea90bc8

SHA256
89536e1763d77b028305a0f621a8e90093e20de8e16b363b35eceb827ef696ea

SHA512
a688b2feb391a00e954d80768682731874afa54aa8e18650f52786cd92a6ba8e5e9813de2f42198dec1f851b7c01aaf4f930deea48842c693542a0d505a78ab5

Download Submit
C:\Windows\SysWOW64\fservice.exe

Filesize
459KB

MD5
5e6b6a20d040922e798e3f318c39884e

SHA1
c44dd1ea7e4733e1087ff8b4645c10a19fb1f788

SHA256
3c5f4ff9125a06d4d71b66549abcf769a045140c3d8ce43684295c21225277e4

SHA512
fed8e286b532a8690bb9fb06bf3f9326095dea62e679437e46d4c64e5ca9bb3e8c04fbd1092f83ae46b64ba52cc294398ea627c0bd5ebe7d91341e8c0acb9149

Download Submit
C:\Windows\SysWOW64\wininv.dll

Filesize
24KB

MD5
368b318d2cc9adbea49cef0074d17e96

SHA1
b18760f14e568d8f774964134aa1f7e867f4051e

SHA256
d39f82d8b6f8762d1d441925c70a07573fcc185a32b87849fb883fc5b8466da1

SHA512
33d1c669e26baa2359a286a94ca3acc6fefc78bf4bdfadee8299e8370678e9e22eefb68525871e2bd7bed36bfd04b2cdbed0812e51deb15fc957f5a40cd02dc5

Download Submit
C:\Windows\SysWOW64\winkey.dll

Filesize
24KB

MD5
ce854a2715fe2383ea7a1884ba94f39b

SHA1
3cd0418e3d797006e1781d42f3b85a228510132b

SHA256
19a30d817b19281c797c46e1aa48c27799896f2725b4ad9e434968a2e3d38965

SHA512
14f21a59f17c8d6e3411ffd820f258f4ec933494638931c59afb466d9901ba7431263c36bdc2790ff28752d4176c506581c0bc4b0d9e941c0fd061713c585604

Download Submit
memory/828-51-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/828-49-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/828-48-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/828-46-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-41-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-4-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-0-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-2-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-1-0x00000000005F1000-0x00000000005F2000-memory.dmp

Filesize
4KB

Download
memory/2860-42-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-3-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-45-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-44-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-5-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/2860-13-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download
memory/3216-38-0x0000000000780000-0x00000000007B0000-memory.dmp

Filesize
192KB

Download
memory/3216-39-0x0000000000BC0000-0x0000000000BC3000-memory.dmp

Filesize
12KB

Download
memory/3216-40-0x0000000000400000-0x000000000060E000-memory.dmp

Filesize
2.1MB

Download