2e1f6dc5fcfcfc26ce44b84452c02b019e3f3133a6b3666749e1c68028d7a6c2

Analysis

max time kernel
92s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2024, 05:36

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

2f2836cb44ccba8a7e4cd4450427a540_JaffaCakes118.exe
Size

348KB
MD5

2f2836cb44ccba8a7e4cd4450427a540
SHA1

eb1ede24c7add47ef1a5351a42970315c8abd43b
SHA256

2e1f6dc5fcfcfc26ce44b84452c02b019e3f3133a6b3666749e1c68028d7a6c2
SHA512

373e740e24e0c71afa7cf36f7e82320780824051bb3131be8aa2ca50a548b136f4acc8ac6b8d2bb3d1e453e0336e245b059540c35ae1780ddb859a335eb9e43a
SSDEEP

6144:94+FA+BAiMXHQur9MD7Lk9vtXyCLFlINvWLkNGPTd0owmYUZ66ijPwb:eW+iMXHknLSvtbDLkNG1w+Z6G

Score

7^/10

bootkit persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1480	uninstall.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	2f2836cb44ccba8a7e4cd4450427a540_JaffaCakes118.exe
File opened for modification	\??\PhysicalDrive0	uninstall.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1480	uninstall.exe
1480	uninstall.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1548	2f2836cb44ccba8a7e4cd4450427a540_JaffaCakes118.exe
1480	uninstall.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1548 wrote to memory of 1480	1548	2f2836cb44ccba8a7e4cd4450427a540_JaffaCakes118.exe	83
PID 1548 wrote to memory of 1480	1548	2f2836cb44ccba8a7e4cd4450427a540_JaffaCakes118.exe	83
PID 1548 wrote to memory of 1480	1548	2f2836cb44ccba8a7e4cd4450427a540_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\2f2836cb44ccba8a7e4cd4450427a540_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2f2836cb44ccba8a7e4cd4450427a540_JaffaCakes118.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1548
- C:\Users\Admin\AppData\Local\Temp\uninstall.exe
  C:\Users\Admin\AppData\Local\Temp\uninstall.exe
  2⤵
  - Executes dropped EXE
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:1480

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\uninstall.exe

Filesize
348KB

MD5
2f2836cb44ccba8a7e4cd4450427a540

SHA1
eb1ede24c7add47ef1a5351a42970315c8abd43b

SHA256
2e1f6dc5fcfcfc26ce44b84452c02b019e3f3133a6b3666749e1c68028d7a6c2

SHA512
373e740e24e0c71afa7cf36f7e82320780824051bb3131be8aa2ca50a548b136f4acc8ac6b8d2bb3d1e453e0336e245b059540c35ae1780ddb859a335eb9e43a

Download Submit