a780f144ff0d84e0aa5e1d4656ca5657b18e789a083200192159edcbc1d192d7

Analysis

max time kernel
140s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
20-04-2024 00:38

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General

Target

fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe
Size

886KB
MD5

fb873a80227ba2fb119b3322c672b2da
SHA1

48f53cc433b686fa04321ecd6373ffdf728076b6
SHA256

a780f144ff0d84e0aa5e1d4656ca5657b18e789a083200192159edcbc1d192d7
SHA512

b166b9b4f8d951a91627c84c2ea327ec0e972a007f30e373c06d9f879c616131832945c01edf089e20dc4475b6893438e7cbb216084840ca8f266f4487b8bb56
SSDEEP

12288:P19dVqDAOO+R0tpRsbQ5WL/VMgZgpbhgb8MrtlwSkWoSNh0tpRsbQ55:PUR0tpRsbQ52VcCIgh0tpRsbQ5

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/2668-0-0x0000000000400000-0x00000000004DF000-memory.dmp	upx
behavioral2/memory/2668-3-0x0000000000400000-0x00000000004DF000-memory.dmp	upx

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:

fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe

description ioc process

File opened for modification \??\PhysicalDrive0 fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe

pid process

2668 fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe

pid	process
2668	fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fb873a80227ba2fb119b3322c672b2da_JaffaCakes118.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious use of SetWindowsHookEx
PID:2668

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

memory/2668-0-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download
memory/2668-3-0x0000000000400000-0x00000000004DF000-memory.dmp

Filesize
892KB

Download