flawedammyy | a5e72bf5f831b8e5fcf8260961542ad69e1f0855c71d140c5aa2e887064d2703

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 01:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe
Size

798KB
MD5

90aadf2247149996ae443e2c82af3730
SHA1

050b7eba825412b24e3f02d76d7da5ae97e10502
SHA256

ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a
SHA512

eec32bb82b230dd309c29712e72d4469250e651449e127479d178eddbafd5a46ec8048a753bc2c1a0fdf1dc3ed72a9453ca66fb49cbf0f95a12704e5427182be
SSDEEP

24576:Uj0JJ4p/A4npt3XojeQG5EtzRtO7GvmDguXd:UjoJ4u4zojegylDN

Score

10^/10

flawedammyy bootkit persistence trojan

Malware Config

Signatures

FlawedAmmyy RAT
Remote-access trojan based on leaked code for the Ammyy remote admin software.
trojan flawedammyy

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:

ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe

pid	Process
1464	ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe

description	pid	Process	procid_target
PID 1416 wrote to memory of 1464	1416	ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe	18
PID 1416 wrote to memory of 1464	1416	ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe	18
PID 1416 wrote to memory of 1464	1416	ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe	18
PID 1416 wrote to memory of 1464	1416	ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe	18

C:\Users\Admin\AppData\Local\Temp\ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe
"C:\Users\Admin\AppData\Local\Temp\ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe"
1⤵
- Writes to the Master Boot Record (MBR)
PID:1736

C:\Users\Admin\AppData\Local\Temp\ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe
"C:\Users\Admin\AppData\Local\Temp\ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe" -service -lunch
1⤵
- Suspicious use of WriteProcessMemory
PID:1416
- C:\Users\Admin\AppData\Local\Temp\ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe
  "C:\Users\Admin\AppData\Local\Temp\ee573647477339784dcef81024de1be1762833a20e5cc2b89a93e47d05b86b6a.exe"
  2⤵
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1464

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:\ProgramData\AMMYY\settings3.bin

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit