49c0d981886a33791800a13e7d0a77f92c6f98387d4692a1fd47f9811e05b180

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
11/07/2024, 12:47

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General

Target

392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
Size

248KB
MD5

392b89e5ce05654d4b34bb690864211e
SHA1

a25cbd43b4d00112eb9da32e2fb4d60f3454ef74
SHA256

49c0d981886a33791800a13e7d0a77f92c6f98387d4692a1fd47f9811e05b180
SHA512

1dd6a5b21b09c5b8f43f30ebb2c54b18504a098e59ec7312568c232d1ba4d6dcf136ffae69dbf85c8f902c6206ab4bc50042a2106f49c4640699b32b0814946a
SSDEEP

6144:SzbZ1cDY/IbErO2vIHnYgYtiwpScwqI7cucC2TruOY0azYAtWQnLpN5OUXQmr++3:SzYDY/qErO2vIHngtiwp7wqIoucC2TrS

Score

10^/10

bootkit evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 4 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

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

Executes dropped EXE 3 IoCs

pid	Process
1952	msconfig.exe
5028	msconfig.exe
5104	msconfig.exe

Adds Run key to start application 2 TTPs 2 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 = "C:\\Users\\Admin\\AppData\\Roaming\\msconfig.exe"	msconfig.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsUpdate = "C:\\Users\\Admin\\AppData\\Roaming\\msconfig.exe"	msconfig.exe

Writes to the Master Boot Record (MBR) 1 TTPs 2 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
File opened for modification	\??\PhysicalDrive0	msconfig.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 632 set thread context of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 4604 set thread context of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 1952 set thread context of 5028	1952	msconfig.exe	87
PID 5028 set thread context of 5104	5028	msconfig.exe	88

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1440	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
1440	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
5104	msconfig.exe
5104	msconfig.exe
5104	msconfig.exe
5104	msconfig.exe
5104	msconfig.exe
5104	msconfig.exe
5104	msconfig.exe
5104	msconfig.exe
5104	msconfig.exe
5104	msconfig.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
1952	msconfig.exe
5028	msconfig.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 632 wrote to memory of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 632 wrote to memory of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 632 wrote to memory of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 632 wrote to memory of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 632 wrote to memory of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 632 wrote to memory of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 632 wrote to memory of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 632 wrote to memory of 4604	632	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	82
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 4604 wrote to memory of 1440	4604	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	83
PID 1440 wrote to memory of 1952	1440	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	86
PID 1440 wrote to memory of 1952	1440	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	86
PID 1440 wrote to memory of 1952	1440	392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe	86
PID 1952 wrote to memory of 5028	1952	msconfig.exe	87
PID 1952 wrote to memory of 5028	1952	msconfig.exe	87
PID 1952 wrote to memory of 5028	1952	msconfig.exe	87
PID 1952 wrote to memory of 5028	1952	msconfig.exe	87
PID 1952 wrote to memory of 5028	1952	msconfig.exe	87
PID 1952 wrote to memory of 5028	1952	msconfig.exe	87
PID 1952 wrote to memory of 5028	1952	msconfig.exe	87
PID 1952 wrote to memory of 5028	1952	msconfig.exe	87
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88
PID 5028 wrote to memory of 5104	5028	msconfig.exe	88

C:\Users\Admin\AppData\Local\Temp\392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:632
- C:\Users\Admin\AppData\Local\Temp\392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe"
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4604
- - C:\Users\Admin\AppData\Local\Temp\392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\392b89e5ce05654d4b34bb690864211e_JaffaCakes118.exe"
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1440
  - - C:\Users\Admin\AppData\Roaming\msconfig.exe
      "C:\Users\Admin\AppData\Roaming\msconfig.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1952
    - - C:\Users\Admin\AppData\Roaming\msconfig.exe
        
        "C:\Users\Admin\AppData\Roaming\msconfig.exe"
        5⤵
        Executes dropped EXE
        Writes to the Master Boot Record (MBR)
        Suspicious use of SetThreadContext
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:5028
      - C:\Users\Admin\AppData\Roaming\msconfig.exe
        
        "C:\Users\Admin\AppData\Roaming\msconfig.exe"
        6⤵
        Modifies firewall policy service
        Executes dropped EXE
        Adds Run key to start application
        Suspicious behavior: EnumeratesProcesses
        
        PID:5104

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

Create or Modify System Process

T1543

Windows Service

T1543.003

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\msconfig.exe

Filesize
248KB

MD5
392b89e5ce05654d4b34bb690864211e

SHA1
a25cbd43b4d00112eb9da32e2fb4d60f3454ef74

SHA256
49c0d981886a33791800a13e7d0a77f92c6f98387d4692a1fd47f9811e05b180

SHA512
1dd6a5b21b09c5b8f43f30ebb2c54b18504a098e59ec7312568c232d1ba4d6dcf136ffae69dbf85c8f902c6206ab4bc50042a2106f49c4640699b32b0814946a

Download Submit
memory/1440-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1440-10-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/1440-12-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4604-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4604-4-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4604-9-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/5028-23-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/5028-32-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/5104-42-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-46-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-41-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-35-0x00000000004B0000-0x00000000004BB000-memory.dmp

Filesize
44KB

Download
memory/5104-43-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-44-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-45-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-40-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-47-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-48-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-49-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-50-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-51-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-52-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/5104-53-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download