8f94644c3292463229a39c1cff372b557f6571493b4c84fed8bce221cc1125b0

Analysis

max time kernel
132s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16-07-2024 10:47

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General

Target

4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe
Size

21KB
MD5

4dfbad475b27a8a0efb1e9a7ef7970b2
SHA1

547450bb3a828bc8ac65dc31d96636ef77c2b610
SHA256

8f94644c3292463229a39c1cff372b557f6571493b4c84fed8bce221cc1125b0
SHA512

6f98e8353cf7ca146816a9d8a2e3913f967df453a90323de81b9d1152bb59c0194ae21fe79059d8296bb5f16bbe18f027ae376b2574a9ce1edb3c108d05905a2
SSDEEP

384:oCljiQc8rLfOf5x9nsBObC2ZQhCSgnPLUyLJ+6aOy9xRHjU:fiQcjX9nsBObxZQhCSgQyLA64l

Score

6^/10

bootkit persistence

Malware Config

Signatures

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:

IEXPLORE.EXE

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	IEXPLORE.EXE

Suspicious use of SetThreadContext 1 IoCs

Processes:

4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe

description	pid	Process	procid_target
PID 1716 set thread context of 3312	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe	83

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

IEXPLORE.EXE

pid	Process
3312	IEXPLORE.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe

description	pid	Process	procid_target
PID 1716 wrote to memory of 3312	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe	83
PID 1716 wrote to memory of 3312	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe	83
PID 1716 wrote to memory of 3312	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe	83
PID 1716 wrote to memory of 3312	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe	83
PID 1716 wrote to memory of 3312	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe	83
PID 1716 wrote to memory of 3312	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe	83
PID 1716 wrote to memory of 3312	1716	4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4dfbad475b27a8a0efb1e9a7ef7970b2_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"
  2⤵
  - Writes to the Master Boot Record (MBR)
  - Suspicious behavior: EnumeratesProcesses
  PID:3312

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

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Downloads

memory/1716-0-0x0000000014140000-0x0000000014149000-memory.dmp

Filesize
36KB

Download
memory/1716-1-0x0000000014140000-0x0000000014149000-memory.dmp

Filesize
36KB

Download
memory/3312-2-0x0000000013140000-0x00000000131E8000-memory.dmp

Filesize
672KB

Download