5a6ffc20b491863e71a8f624114d50d806b1a76f51d1f3d52dc1ade90e403e4e

Analysis

max time kernel
128s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
19-04-2024 21:40

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General

Target

fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
Size

5.9MB
MD5

fb3979eb83af289613f3b9e1d3d9d321
SHA1

e37864e9c6999ebffa63a1325ea6b45e7d8d192e
SHA256

5a6ffc20b491863e71a8f624114d50d806b1a76f51d1f3d52dc1ade90e403e4e
SHA512

9f729954fc827a8dfbe2bdc161bbc4435c77f154479884c0ba97a7f867dd08ad9a989bd8da2d5e83482f048d0f9b5c16beef1d13ec3771fcdc17fa35a33c537c
SSDEEP

98304:UGFb27sv/NX3KYYqiONU6hgPnDOM5Wssdv1P3T4pAeQ37bY81IIM39CPoOQxoMvX:7Q72pKYpiXPDhkRRZaIM39GooMaG

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 1 IoCs

Processes:

fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

pid process

4352 fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1542.003

Processes:

fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

description ioc process

File opened for modification \??\PhysicalDrive0 fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

pid process

4352 fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

pid process

4352 fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
4352 fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

description pid process

Token: SeSystemtimePrivilege 4352 fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

pid process

4352 fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
4352 fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

pid	process
4352	fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

pid	process
4352	fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

pid	process
4352	fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
4352	fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

description	pid	process
Token: SeSystemtimePrivilege	4352	fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

pid	process
4352	fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
4352	fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb3979eb83af289613f3b9e1d3d9d321_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4352

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\gzip.dll
Filesize
29KB

MD5
8b3591965f623b219c0c528153746cab

SHA1
020961494fa0e08779b7aacf4422269935354f7d

SHA256
97ea3d99cf21123bc1aec72f9ded6a51ac659830392adfefd424eb799ab0219e

SHA512
6e547197d160c9ec13cf2384add1bb6753276e3dab97d951adba9257d6bf999720635a7b9d94a5ca8b94bdda2f25f36c5938d126bc3e46a358e1fad072132351

Download Submit
memory/4352-0-0x0000000000400000-0x00000000011D4000-memory.dmp

Filesize
13.8MB

Download
memory/4352-1-0x0000000000400000-0x00000000011D4000-memory.dmp

Filesize
13.8MB

Download
memory/4352-3-0x0000000077230000-0x0000000077231000-memory.dmp

Filesize
4KB

Download
memory/4352-4-0x0000000075F60000-0x0000000075F61000-memory.dmp

Filesize
4KB

Download
memory/4352-15-0x0000000000400000-0x00000000011D4000-memory.dmp

Filesize
13.8MB

Download