Malware Analysis Report

2024-10-24 20:55

Sample ID 230615-n52jxagd4v
Target AA_v3.exe
SHA256 357230056c30b4d7a7d697114d3d90ddc9a13dcb174a9a6d1f74c950e5bcd570
Tags
ammyyadmin flawedammyy trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

357230056c30b4d7a7d697114d3d90ddc9a13dcb174a9a6d1f74c950e5bcd570

Threat Level: Known bad

The file AA_v3.exe was found to be: Known bad.

Malicious Activity Summary

ammyyadmin flawedammyy trojan

AmmyyAdmin payload

Ammyyadmin family

FlawedAmmyy RAT

Suspicious behavior: GetForegroundWindowSpam

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-06-15 11:59

Signatures

AmmyyAdmin payload

Description Indicator Process Target
N/A N/A N/A N/A

Ammyyadmin family

ammyyadmin

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-15 11:59

Reported

2023-06-15 12:02

Platform

win7-20230220-en

Max time kernel

127s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe"

Signatures

FlawedAmmyy RAT

trojan flawedammyy

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\AA_v3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\AA_v3.exe

"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe"

C:\Users\Admin\AppData\Local\Temp\AA_v3.exe

"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe" -service -lunch

C:\Users\Admin\AppData\Local\Temp\AA_v3.exe

"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe"

Network

N/A

Files

C:\ProgramData\AMMYY\settings3.bin

MD5 ac7221c691ef0a93dbbb5bee6efcb7ec
SHA1 54f197fef16badefb4bf0d7339f6bd1099e505da
SHA256 b6b033b71d3f7f92986e32a61b3244b9856e82a9c3d233696a0dfa29a517106f
SHA512 226299ab1b7b388473163f4fecc41d536755586b4c275475128c5e5946554cd9ca69df223469130d85516f2ac2330a2cb35dec2879355ea0186b63d8429dcd6b

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-15 11:59

Reported

2023-06-15 12:02

Platform

win10v2004-20230221-en

Max time kernel

82s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe"

Signatures

FlawedAmmyy RAT

trojan flawedammyy

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4672 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\AA_v3.exe C:\Users\Admin\AppData\Local\Temp\AA_v3.exe
PID 4672 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\AA_v3.exe C:\Users\Admin\AppData\Local\Temp\AA_v3.exe
PID 4672 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\AA_v3.exe C:\Users\Admin\AppData\Local\Temp\AA_v3.exe

Processes

C:\Users\Admin\AppData\Local\Temp\AA_v3.exe

"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe"

C:\Users\Admin\AppData\Local\Temp\AA_v3.exe

"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe" -service -lunch

C:\Users\Admin\AppData\Local\Temp\AA_v3.exe

"C:\Users\Admin\AppData\Local\Temp\AA_v3.exe"

Network

Country Destination Domain Proto
US 117.18.232.240:80 tcp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 254.177.238.8.in-addr.arpa udp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 52.182.143.208:443 tcp
US 117.18.232.240:80 tcp
US 117.18.232.240:80 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 1.77.109.52.in-addr.arpa udp
US 8.8.8.8:53 123.108.74.40.in-addr.arpa udp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp

Files

C:\ProgramData\AMMYY\settings3.bin

MD5 ac7221c691ef0a93dbbb5bee6efcb7ec
SHA1 54f197fef16badefb4bf0d7339f6bd1099e505da
SHA256 b6b033b71d3f7f92986e32a61b3244b9856e82a9c3d233696a0dfa29a517106f
SHA512 226299ab1b7b388473163f4fecc41d536755586b4c275475128c5e5946554cd9ca69df223469130d85516f2ac2330a2cb35dec2879355ea0186b63d8429dcd6b